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Overview
| Comment: | Added psuedo-BNF generator for syntax diagrams. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
678b7b774cd7a5c12c7fee0e19377044 |
| User & Date: | shaneh 2010-03-25 21:30:52 |
Context
|
2010-03-25
| ||
| 21:31 | Updates to text based bubble diagrams to fix minor issues and add linking. check-in: 56374346ea user: shaneh tags: trunk | |
| 21:30 | Added psuedo-BNF generator for syntax diagrams. check-in: 678b7b774c user: shaneh tags: trunk | |
|
2010-03-24
| ||
| 04:03 | Updates to text bubble generator for Chrome. check-in: 1477f7f3f4 user: shaneh tags: trunk | |
Changes
Added art/syntax/all-bnf.html.
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <style type='text/css'> h3 { font-family:helvetica; font-size:16px; } table, tr, td { font-family:helvetica; font-size:18px; empty-cells:show; border-collapse:separate; border-style:none; vertical-align:top; } </style> </head> <body> <h3><a name="sql-stmt-list">sql-stmt-list</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">sql-stmt-list</td><td>::=</td><td>[ <font style="white-space:nowrap; font-size:12px;"><<a href="#sql-stmt">sql-stmt</a>></font> ] [ <font style="white-space:nowrap; font-size:12px;">;</font> [ <font style="white-space:nowrap; font-size:12px;"><<a href="#sql-stmt">sql-stmt</a>></font> ] ]*</td></tr></table> <h3><a name="sql-stmt">sql-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">sql-stmt</td><td>::=</td><td>[ <font style="white-space:nowrap; font-size:12px;">EXPLAIN</font> [ <font style="white-space:nowrap; font-size:12px;">QUERY</font> <font style="white-space:nowrap; font-size:12px;">PLAN</font> ] ] [ <font style="white-space:nowrap; font-size:12px;"><<a href="#alter-table-stmt">alter-table-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#analyze-stmt">analyze-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#attach-stmt">attach-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#begin-stmt">begin-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#commit-stmt">commit-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#create-index-stmt">create-index-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#create-table-stmt">create-table-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#create-trigger-stmt">create-trigger-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#create-view-stmt">create-view-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#create-virtual-table-stmt">create-virtual-table-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#delete-stmt">delete-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#delete-stmt-limited">delete-stmt-limited</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#detach-stmt">detach-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#drop-index-stmt">drop-index-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#drop-table-stmt">drop-table-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#drop-trigger-stmt">drop-trigger-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#drop-view-stmt">drop-view-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#insert-stmt">insert-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#pragma-stmt">pragma-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#reindex-stmt">reindex-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#release-stmt">release-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#rollback-stmt">rollback-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#savepoint-stmt">savepoint-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#select-stmt">select-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#update-stmt">update-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#update-stmt-limited">update-stmt-limited</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#vacuum-stmt">vacuum-stmt</a>></font> ]<font style="vertical-align:top; font-size:12px;">1</font></td></tr></table> <h3><a name="alter-table-stmt">alter-table-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">alter-table-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">ALTER</font> <font style="white-space:nowrap; font-size:12px;">TABLE</font> [ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">table-name</font><br>[ <font style="white-space:nowrap; font-size:12px;">RENAME</font> <font style="white-space:nowrap; font-size:12px;">TO</font> <font style="white-space:nowrap; font-size:12px;">new-table-name</font> | <font style="white-space:nowrap; font-size:12px;">ADD</font> [ <font style="white-space:nowrap; font-size:12px;">COLUMN</font> ] <font style="white-space:nowrap; font-size:12px;"><<a href="#column-def">column-def</a>></font> ]<font style="vertical-align:top; font-size:12px;">1</font></td></tr></table> <h3><a name="analyze-stmt">analyze-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">analyze-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">ANALYZE</font> [ <font style="white-space:nowrap; font-size:12px;">database-name</font> | <font style="white-space:nowrap; font-size:12px;">table-name</font> | <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> <font style="white-space:nowrap; font-size:12px;">table-name</font> ]</td></tr></table> <h3><a name="attach-stmt">attach-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">attach-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">ATTACH</font> [ <font style="white-space:nowrap; font-size:12px;">DATABASE</font> ] <font style="white-space:nowrap; font-size:12px;">filename</font> <font style="white-space:nowrap; font-size:12px;">AS</font> <font style="white-space:nowrap; font-size:12px;">database-name</font></td></tr></table> <h3><a name="begin-stmt">begin-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">begin-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">BEGIN</font> [ <font style="white-space:nowrap; font-size:12px;">DEFERRED</font> | <font style="white-space:nowrap; font-size:12px;">IMMEDIATE</font> | <font style="white-space:nowrap; font-size:12px;">EXCLUSIVE</font> ] [ <font style="white-space:nowrap; font-size:12px;">TRANSACTION</font> ]</td></tr></table> <h3><a name="commit-stmt">commit-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">commit-stmt</td><td>::=</td><td>[ <font style="white-space:nowrap; font-size:12px;">COMMIT</font> | <font style="white-space:nowrap; font-size:12px;">END</font> ]<font style="vertical-align:top; font-size:12px;">1</font> [ <font style="white-space:nowrap; font-size:12px;">TRANSACTION</font> ]</td></tr></table> <h3><a name="rollback-stmt">rollback-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">rollback-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">ROLLBACK</font> [ <font style="white-space:nowrap; font-size:12px;">TRANSACTION</font> ] [ <font style="white-space:nowrap; font-size:12px;">TO</font> [ <font style="white-space:nowrap; font-size:12px;">SAVEPOINT</font> ] <font style="white-space:nowrap; font-size:12px;">savepoint-name</font> ]</td></tr></table> <h3><a name="savepoint-stmt">savepoint-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">savepoint-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">SAVEPOINT</font> <font style="white-space:nowrap; font-size:12px;">savepoint-name</font></td></tr></table> <h3><a name="release-stmt">release-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">release-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">RELEASE</font> [ <font style="white-space:nowrap; font-size:12px;">SAVEPOINT</font> ] <font style="white-space:nowrap; font-size:12px;">savepoint-name</font></td></tr></table> <h3><a name="create-index-stmt">create-index-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">create-index-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">CREATE</font> [ <font style="white-space:nowrap; font-size:12px;">UNIQUE</font> ] <font style="white-space:nowrap; font-size:12px;">INDEX</font> [ <font style="white-space:nowrap; font-size:12px;">IF</font> <font style="white-space:nowrap; font-size:12px;">NOT</font> <font style="white-space:nowrap; font-size:12px;">EXISTS</font> ]<br>[ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">index-name</font> <font style="white-space:nowrap; font-size:12px;">ON</font> <font style="white-space:nowrap; font-size:12px;">table-name</font> <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#indexed-column">indexed-column</a>></font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#indexed-column">indexed-column</a>></font> ]* <font style="white-space:nowrap; font-size:12px;">)</font></td></tr></table> <h3><a name="indexed-column">indexed-column</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">indexed-column</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">column-name</font> [ <font style="white-space:nowrap; font-size:12px;">COLLATE</font> <font style="white-space:nowrap; font-size:12px;">collation-name</font> ] [ <font style="white-space:nowrap; font-size:12px;">ASC</font> | <font style="white-space:nowrap; font-size:12px;">DESC</font> ]</td></tr></table> <h3><a name="create-table-stmt">create-table-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">create-table-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">CREATE</font> [ <font style="white-space:nowrap; font-size:12px;">TEMP</font> | <font style="white-space:nowrap; font-size:12px;">TEMPORARY</font> ] <font style="white-space:nowrap; font-size:12px;">TABLE</font> [ <font style="white-space:nowrap; font-size:12px;">IF</font> <font style="white-space:nowrap; font-size:12px;">NOT</font> <font style="white-space:nowrap; font-size:12px;">EXISTS</font> ]<br>[ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">table-name</font> [ <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#column-def">column-def</a>></font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#column-def">column-def</a>></font> ]* [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#table-constraint">table-constraint</a>></font> ]* <font style="white-space:nowrap; font-size:12px;">)</font> | <font style="white-space:nowrap; font-size:12px;">AS</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#select-stmt">select-stmt</a>></font> ]<font style="vertical-align:top; font-size:12px;">1</font></td></tr></table> <h3><a name="column-def">column-def</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">column-def</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">column-name</font> [ <font style="white-space:nowrap; font-size:12px;"><<a href="#type-name">type-name</a>></font> ] [ <font style="white-space:nowrap; font-size:12px;"><<a href="#column-constraint">column-constraint</a>></font> ]*</td></tr></table> <h3><a name="type-name">type-name</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">type-name</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">name</font> [ <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#signed-number">signed-number</a>></font> <font style="white-space:nowrap; font-size:12px;">)</font> | <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#signed-number">signed-number</a>></font> <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#signed-number">signed-number</a>></font> <font style="white-space:nowrap; font-size:12px;">)</font> ]</td></tr></table> <h3><a name="column-constraint">column-constraint</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">column-constraint</td><td>::=</td><td>[ <font style="white-space:nowrap; font-size:12px;">CONSTRAINT</font> <font style="white-space:nowrap; font-size:12px;">name</font> ]<br>[ <font style="white-space:nowrap; font-size:12px;">PRIMARY</font> <font style="white-space:nowrap; font-size:12px;">KEY</font> [ <font style="white-space:nowrap; font-size:12px;">ASC</font> | <font style="white-space:nowrap; font-size:12px;">DESC</font> ] <font style="white-space:nowrap; font-size:12px;"><<a href="#conflict-clause">conflict-clause</a>></font> [ <font style="white-space:nowrap; font-size:12px;">AUTOINCREMENT</font> ] | <font style="white-space:nowrap; font-size:12px;">NOT</font> <font style="white-space:nowrap; font-size:12px;">NULL</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#conflict-clause">conflict-clause</a>></font> | <font style="white-space:nowrap; font-size:12px;">UNIQUE</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#conflict-clause">conflict-clause</a>></font> | <font style="white-space:nowrap; font-size:12px;">CHECK</font> <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> <font style="white-space:nowrap; font-size:12px;">)</font> | <font style="white-space:nowrap; font-size:12px;">DEFAULT</font> [ <font style="white-space:nowrap; font-size:12px;"><<a href="#signed-number">signed-number</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#literal-value">literal-value</a>></font> | <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> <font style="white-space:nowrap; font-size:12px;">)</font> ]<font style="vertical-align:top; font-size:12px;">1</font> | <font style="white-space:nowrap; font-size:12px;">COLLATE</font> <font style="white-space:nowrap; font-size:12px;">collation-name</font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#foreign-key-clause">foreign-key-clause</a>></font> ]<font style="vertical-align:top; font-size:12px;">1</font></td></tr></table> <h3><a name="signed-number">signed-number</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">signed-number</td><td>::=</td><td>[ <font style="white-space:nowrap; font-size:12px;">+</font> | <font style="white-space:nowrap; font-size:12px;">-</font> ] [ <font style="white-space:nowrap; font-size:12px;">integer-literal</font> | <font style="white-space:nowrap; font-size:12px;">floating-point-literal</font> ]<font style="vertical-align:top; font-size:12px;">1</font></td></tr></table> <h3><a name="table-constraint">table-constraint</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">table-constraint</td><td>::=</td><td>[ <font style="white-space:nowrap; font-size:12px;">CONSTRAINT</font> <font style="white-space:nowrap; font-size:12px;">name</font> ]<br>[ [ <font style="white-space:nowrap; font-size:12px;">PRIMARY</font> <font style="white-space:nowrap; font-size:12px;">KEY</font> | <font style="white-space:nowrap; font-size:12px;">UNIQUE</font> ]<font style="vertical-align:top; font-size:12px;">1</font> <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#indexed-column">indexed-column</a>></font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#indexed-column">indexed-column</a>></font> ]* <font style="white-space:nowrap; font-size:12px;">)</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#conflict-clause">conflict-clause</a>></font> | <font style="white-space:nowrap; font-size:12px;">CHECK</font> <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> <font style="white-space:nowrap; font-size:12px;">)</font> | <font style="white-space:nowrap; font-size:12px;">FOREIGN</font> <font style="white-space:nowrap; font-size:12px;">KEY</font> <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> ]* <font style="white-space:nowrap; font-size:12px;">)</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#foreign-key-clause">foreign-key-clause</a>></font> ]<font style="vertical-align:top; font-size:12px;">1</font></td></tr></table> <h3><a name="foreign-key-clause">foreign-key-clause</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">foreign-key-clause</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">REFERENCES</font> <font style="white-space:nowrap; font-size:12px;">foreign-table</font> [ <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> ]* <font style="white-space:nowrap; font-size:12px;">)</font> ]<br>[ [ <font style="white-space:nowrap; font-size:12px;">ON</font> [ <font style="white-space:nowrap; font-size:12px;">DELETE</font> | <font style="white-space:nowrap; font-size:12px;">UPDATE</font> ]<font style="vertical-align:top; font-size:12px;">1</font> [ <font style="white-space:nowrap; font-size:12px;">SET</font> <font style="white-space:nowrap; font-size:12px;">NULL</font> | <font style="white-space:nowrap; font-size:12px;">SET</font> <font style="white-space:nowrap; font-size:12px;">DEFAULT</font> | <font style="white-space:nowrap; font-size:12px;">CASCADE</font> | <font style="white-space:nowrap; font-size:12px;">RESTRICT</font> | <font style="white-space:nowrap; font-size:12px;">NO</font> <font style="white-space:nowrap; font-size:12px;">ACTION</font> ]<font style="vertical-align:top; font-size:12px;">1</font> | <font style="white-space:nowrap; font-size:12px;">MATCH</font> <font style="white-space:nowrap; font-size:12px;">name</font> ]<font style="vertical-align:top; font-size:12px;">1</font> ]<br>[ [ <font style="white-space:nowrap; font-size:12px;">NOT</font> ] <font style="white-space:nowrap; font-size:12px;">DEFERRABLE</font> [ <font style="white-space:nowrap; font-size:12px;">INITIALLY</font> <font style="white-space:nowrap; font-size:12px;">DEFERRED</font> | <font style="white-space:nowrap; font-size:12px;">INITIALLY</font> <font style="white-space:nowrap; font-size:12px;">IMMEDIATE</font> ] ]</td></tr></table> <h3><a name="conflict-clause">conflict-clause</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">conflict-clause</td><td>::=</td><td>[ <font style="white-space:nowrap; font-size:12px;">ON</font> <font style="white-space:nowrap; font-size:12px;">CONFLICT</font> [ <font style="white-space:nowrap; font-size:12px;">ROLLBACK</font> | <font style="white-space:nowrap; font-size:12px;">ABORT</font> | <font style="white-space:nowrap; font-size:12px;">FAIL</font> | <font style="white-space:nowrap; font-size:12px;">IGNORE</font> | <font style="white-space:nowrap; font-size:12px;">REPLACE</font> ]<font style="vertical-align:top; font-size:12px;">1</font> ]</td></tr></table> <h3><a name="create-trigger-stmt">create-trigger-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">create-trigger-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">CREATE</font> [ <font style="white-space:nowrap; font-size:12px;">TEMP</font> | <font style="white-space:nowrap; font-size:12px;">TEMPORARY</font> ] <font style="white-space:nowrap; font-size:12px;">TRIGGER</font> [ <font style="white-space:nowrap; font-size:12px;">IF</font> <font style="white-space:nowrap; font-size:12px;">NOT</font> <font style="white-space:nowrap; font-size:12px;">EXISTS</font> ]<br>[ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">trigger-name</font> [ <font style="white-space:nowrap; font-size:12px;">BEFORE</font> | <font style="white-space:nowrap; font-size:12px;">AFTER</font> | <font style="white-space:nowrap; font-size:12px;">INSTEAD</font> <font style="white-space:nowrap; font-size:12px;">OF</font> ]<br>[ <font style="white-space:nowrap; font-size:12px;">DELETE</font> | <font style="white-space:nowrap; font-size:12px;">INSERT</font> | <font style="white-space:nowrap; font-size:12px;">UPDATE</font> [ <font style="white-space:nowrap; font-size:12px;">OF</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> ]* ] ]<font style="vertical-align:top; font-size:12px;">1</font> <font style="white-space:nowrap; font-size:12px;">ON</font> <font style="white-space:nowrap; font-size:12px;">table-name</font><br>[ <font style="white-space:nowrap; font-size:12px;">FOR</font> <font style="white-space:nowrap; font-size:12px;">EACH</font> <font style="white-space:nowrap; font-size:12px;">ROW</font> ] [ <font style="white-space:nowrap; font-size:12px;">WHEN</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ]<br><font style="white-space:nowrap; font-size:12px;">BEGIN</font> [ <font style="white-space:nowrap; font-size:12px;"><<a href="#update-stmt">update-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#insert-stmt">insert-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#delete-stmt">delete-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#select-stmt">select-stmt</a>></font> ]<font style="vertical-align:top; font-size:12px;">1</font> <font style="white-space:nowrap; font-size:12px;">;</font> <font style="white-space:nowrap; font-size:12px;">END</font></td></tr></table> <h3><a name="create-view-stmt">create-view-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">create-view-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">CREATE</font> [ <font style="white-space:nowrap; font-size:12px;">TEMP</font> | <font style="white-space:nowrap; font-size:12px;">TEMPORARY</font> ] <font style="white-space:nowrap; font-size:12px;">VIEW</font> [ <font style="white-space:nowrap; font-size:12px;">IF</font> <font style="white-space:nowrap; font-size:12px;">NOT</font> <font style="white-space:nowrap; font-size:12px;">EXISTS</font> ]<br>[ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">view-name</font> <font style="white-space:nowrap; font-size:12px;">AS</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#select-stmt">select-stmt</a>></font></td></tr></table> <h3><a name="create-virtual-table-stmt">create-virtual-table-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">create-virtual-table-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">CREATE</font> <font style="white-space:nowrap; font-size:12px;">VIRTUAL</font> <font style="white-space:nowrap; font-size:12px;">TABLE</font> [ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">table-name</font><br><font style="white-space:nowrap; font-size:12px;">USING</font> <font style="white-space:nowrap; font-size:12px;">module-name</font> [ <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;">module-argument</font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;">module-argument</font> ]* <font style="white-space:nowrap; font-size:12px;">)</font> ]</td></tr></table> <h3><a name="delete-stmt">delete-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">delete-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">DELETE</font> <font style="white-space:nowrap; font-size:12px;">FROM</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#qualified-table-name">qualified-table-name</a>></font> [ <font style="white-space:nowrap; font-size:12px;">WHERE</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ]</td></tr></table> <h3><a name="delete-stmt-limited">delete-stmt-limited</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">delete-stmt-limited</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">DELETE</font> <font style="white-space:nowrap; font-size:12px;">FROM</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#qualified-table-name">qualified-table-name</a>></font> [ <font style="white-space:nowrap; font-size:12px;">WHERE</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ]<br>[ [ <font style="white-space:nowrap; font-size:12px;">ORDER</font> <font style="white-space:nowrap; font-size:12px;">BY</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#ordering-term">ordering-term</a>></font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#ordering-term">ordering-term</a>></font> ]* ]<br><font style="white-space:nowrap; font-size:12px;">LIMIT</font> <font style="white-space:nowrap; font-size:12px;">integer</font> [ [ <font style="white-space:nowrap; font-size:12px;">OFFSET</font> | <font style="white-space:nowrap; font-size:12px;">,</font> ]<font style="vertical-align:top; font-size:12px;">1</font> <font style="white-space:nowrap; font-size:12px;">integer</font> ] ]</td></tr></table> <h3><a name="detach-stmt">detach-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">detach-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">DETACH</font> [ <font style="white-space:nowrap; font-size:12px;">DATABASE</font> ] <font style="white-space:nowrap; font-size:12px;">database-name</font></td></tr></table> <h3><a name="drop-index-stmt">drop-index-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">drop-index-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">DROP</font> <font style="white-space:nowrap; font-size:12px;">INDEX</font> [ <font style="white-space:nowrap; font-size:12px;">IF</font> <font style="white-space:nowrap; font-size:12px;">EXISTS</font> ] [ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">index-name</font></td></tr></table> <h3><a name="drop-table-stmt">drop-table-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">drop-table-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">DROP</font> <font style="white-space:nowrap; font-size:12px;">TABLE</font> [ <font style="white-space:nowrap; font-size:12px;">IF</font> <font style="white-space:nowrap; font-size:12px;">EXISTS</font> ] [ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">table-name</font></td></tr></table> <h3><a name="drop-trigger-stmt">drop-trigger-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">drop-trigger-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">DROP</font> <font style="white-space:nowrap; font-size:12px;">TRIGGER</font> [ <font style="white-space:nowrap; font-size:12px;">IF</font> <font style="white-space:nowrap; font-size:12px;">EXISTS</font> ] [ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">trigger-name</font></td></tr></table> <h3><a name="drop-view-stmt">drop-view-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">drop-view-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">DROP</font> <font style="white-space:nowrap; font-size:12px;">VIEW</font> [ <font style="white-space:nowrap; font-size:12px;">IF</font> <font style="white-space:nowrap; font-size:12px;">EXISTS</font> ] [ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">view-name</font></td></tr></table> <h3><a name="expr">expr</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#literal-value">literal-value</a>></font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#bind-parameter">bind-parameter</a>></font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td>[ [ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">table-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">column-name</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">unary-operator</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> <font style="white-space:nowrap; font-size:12px;">binary-operator</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">function-name</font> <font style="white-space:nowrap; font-size:12px;">(</font> [ [ <font style="white-space:nowrap; font-size:12px;">DISTINCT</font> ] <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ]* | <font style="white-space:nowrap; font-size:12px;">*</font> ] <font style="white-space:nowrap; font-size:12px;">)</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> <font style="white-space:nowrap; font-size:12px;">)</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">CAST</font> <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> <font style="white-space:nowrap; font-size:12px;">AS</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#type-name">type-name</a>></font> <font style="white-space:nowrap; font-size:12px;">)</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> <font style="white-space:nowrap; font-size:12px;">COLLATE</font> <font style="white-space:nowrap; font-size:12px;">collation-name</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> [ <font style="white-space:nowrap; font-size:12px;">NOT</font> ] [ <font style="white-space:nowrap; font-size:12px;">LIKE</font> | <font style="white-space:nowrap; font-size:12px;">GLOB</font> | <font style="white-space:nowrap; font-size:12px;">REGEXP</font> | <font style="white-space:nowrap; font-size:12px;">MATCH</font> ]<font style="vertical-align:top; font-size:12px;">1</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> [ <font style="white-space:nowrap; font-size:12px;">ESCAPE</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ]</td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> [ <font style="white-space:nowrap; font-size:12px;">ISNULL</font> | <font style="white-space:nowrap; font-size:12px;">NOTNULL</font> | <font style="white-space:nowrap; font-size:12px;">NOT</font> <font style="white-space:nowrap; font-size:12px;">NULL</font> ]<font style="vertical-align:top; font-size:12px;">1</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> <font style="white-space:nowrap; font-size:12px;">IS</font> [ <font style="white-space:nowrap; font-size:12px;">NOT</font> ] <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> [ <font style="white-space:nowrap; font-size:12px;">NOT</font> ] <font style="white-space:nowrap; font-size:12px;">BETWEEN</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> <font style="white-space:nowrap; font-size:12px;">AND</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> [ <font style="white-space:nowrap; font-size:12px;">NOT</font> ] <font style="white-space:nowrap; font-size:12px;">IN</font> [ <font style="white-space:nowrap; font-size:12px;">(</font> [ <font style="white-space:nowrap; font-size:12px;"><<a href="#select-stmt">select-stmt</a>></font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ]* ] <font style="white-space:nowrap; font-size:12px;">)</font> | [ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">table-name</font> ]<font style="vertical-align:top; font-size:12px;">1</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td>[ [ <font style="white-space:nowrap; font-size:12px;">NOT</font> ] <font style="white-space:nowrap; font-size:12px;">EXISTS</font> ] <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#select-stmt">select-stmt</a>></font> <font style="white-space:nowrap; font-size:12px;">)</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">CASE</font> [ <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ] <font style="white-space:nowrap; font-size:12px;">WHEN</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> <font style="white-space:nowrap; font-size:12px;">THEN</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> [ <font style="white-space:nowrap; font-size:12px;">ELSE</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ] <font style="white-space:nowrap; font-size:12px;">END</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">expr</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#raise-function">raise-function</a>></font></td></tr></table> <h3><a name="raise-function">raise-function</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">raise-function</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">RAISE</font> <font style="white-space:nowrap; font-size:12px;">(</font> [ <font style="white-space:nowrap; font-size:12px;">IGNORE</font> | [ <font style="white-space:nowrap; font-size:12px;">ROLLBACK</font> | <font style="white-space:nowrap; font-size:12px;">ABORT</font> | <font style="white-space:nowrap; font-size:12px;">FAIL</font> ]<font style="vertical-align:top; font-size:12px;">1</font> <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;">error-message</font> ]<font style="vertical-align:top; font-size:12px;">1</font> <font style="white-space:nowrap; font-size:12px;">)</font></td></tr></table> <h3><a name="literal-value">literal-value</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">literal-value</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">integer-literal</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">literal-value</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">floating-point-literal</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">literal-value</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">string-literal</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">literal-value</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">blob-literal</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">literal-value</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">NULL</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">literal-value</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">CURRENT_TIME</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">literal-value</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">CURRENT_DATE</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">literal-value</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">CURRENT_TIMESTAMP</font></td></tr></table> <h3><a name="insert-stmt">insert-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">insert-stmt</td><td>::=</td><td>[ <font style="white-space:nowrap; font-size:12px;">INSERT</font> [ <font style="white-space:nowrap; font-size:12px;">OR</font> [ <font style="white-space:nowrap; font-size:12px;">ROLLBACK</font> | <font style="white-space:nowrap; font-size:12px;">ABORT</font> | <font style="white-space:nowrap; font-size:12px;">REPLACE</font> | <font style="white-space:nowrap; font-size:12px;">FAIL</font> | <font style="white-space:nowrap; font-size:12px;">IGNORE</font> ]<font style="vertical-align:top; font-size:12px;">1</font> ] | <font style="white-space:nowrap; font-size:12px;">REPLACE</font> ]<font style="vertical-align:top; font-size:12px;">1</font> <font style="white-space:nowrap; font-size:12px;">INTO</font> [ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">table-name</font><br>[ [ <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> ]* <font style="white-space:nowrap; font-size:12px;">)</font> ] [ <font style="white-space:nowrap; font-size:12px;">VALUES</font> <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ]* <font style="white-space:nowrap; font-size:12px;">)</font> | <font style="white-space:nowrap; font-size:12px;"><<a href="#select-stmt">select-stmt</a>></font> ]<font style="vertical-align:top; font-size:12px;">1</font> | <font style="white-space:nowrap; font-size:12px;">DEFAULT</font> <font style="white-space:nowrap; font-size:12px;">VALUES</font> ]<font style="vertical-align:top; font-size:12px;">1</font></td></tr></table> <h3><a name="pragma-stmt">pragma-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">pragma-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">PRAGMA</font> [ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">pragma-name</font> [ <font style="white-space:nowrap; font-size:12px;">=</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#pragma-value">pragma-value</a>></font> | <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#pragma-value">pragma-value</a>></font> <font style="white-space:nowrap; font-size:12px;">)</font> ]</td></tr></table> <h3><a name="pragma-value">pragma-value</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">pragma-value</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#signed-number">signed-number</a>></font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">pragma-value</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">name</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">pragma-value</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">string-literal</font></td></tr></table> <h3><a name="reindex-stmt">reindex-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">reindex-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">REINDEX</font> [ <font style="white-space:nowrap; font-size:12px;">collation-name</font> | [ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] [ <font style="white-space:nowrap; font-size:12px;">table-name</font> | <font style="white-space:nowrap; font-size:12px;">index-name</font> ]<font style="vertical-align:top; font-size:12px;">1</font> ]<font style="vertical-align:top; font-size:12px;">1</font></td></tr></table> <h3><a name="select-stmt">select-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">select-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#select-core">select-core</a>></font> [ <font style="white-space:nowrap; font-size:12px;"><<a href="#compound-operator">compound-operator</a>></font> <font style="white-space:nowrap; font-size:12px;"><<a href="#select-core">select-core</a>></font> ]*<br>[ <font style="white-space:nowrap; font-size:12px;">ORDER</font> <font style="white-space:nowrap; font-size:12px;">BY</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#ordering-term">ordering-term</a>></font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#ordering-term">ordering-term</a>></font> ]* ]<br>[ <font style="white-space:nowrap; font-size:12px;">LIMIT</font> <font style="white-space:nowrap; font-size:12px;">integer</font> [ [ <font style="white-space:nowrap; font-size:12px;">OFFSET</font> | <font style="white-space:nowrap; font-size:12px;">,</font> ]<font style="vertical-align:top; font-size:12px;">1</font> <font style="white-space:nowrap; font-size:12px;">integer</font> ] ]</td></tr></table> <h3><a name="select-core">select-core</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">select-core</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">SELECT</font> [ <font style="white-space:nowrap; font-size:12px;">DISTINCT</font> | <font style="white-space:nowrap; font-size:12px;">ALL</font> ] <font style="white-space:nowrap; font-size:12px;"><<a href="#result-column">result-column</a>></font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#result-column">result-column</a>></font> ]*<br>[ <font style="white-space:nowrap; font-size:12px;">FROM</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#join-source">join-source</a>></font> ]<br>[ <font style="white-space:nowrap; font-size:12px;">WHERE</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ]<br>[ <font style="white-space:nowrap; font-size:12px;">GROUP</font> <font style="white-space:nowrap; font-size:12px;">BY</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#ordering-term">ordering-term</a>></font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#ordering-term">ordering-term</a>></font> ]* [ <font style="white-space:nowrap; font-size:12px;">HAVING</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ] ]</td></tr></table> <h3><a name="result-column">result-column</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">result-column</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">*</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">result-column</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">table-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> <font style="white-space:nowrap; font-size:12px;">*</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">result-column</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> [ [ <font style="white-space:nowrap; font-size:12px;">AS</font> ] <font style="white-space:nowrap; font-size:12px;">column-alias</font> ]</td></tr></table> <h3><a name="join-source">join-source</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">join-source</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#single-source">single-source</a>></font> [ <font style="white-space:nowrap; font-size:12px;"><<a href="#join-op">join-op</a>></font> <font style="white-space:nowrap; font-size:12px;"><<a href="#single-source">single-source</a>></font> <font style="white-space:nowrap; font-size:12px;"><<a href="#join-constraint">join-constraint</a>></font> ]</td></tr></table> <h3><a name="single-source">single-source</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">single-source</td><td>::=</td><td>[ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">table-name</font> [ [ <font style="white-space:nowrap; font-size:12px;">AS</font> ] <font style="white-space:nowrap; font-size:12px;">table-alias</font> ] [ <font style="white-space:nowrap; font-size:12px;">INDEXED</font> <font style="white-space:nowrap; font-size:12px;">BY</font> <font style="white-space:nowrap; font-size:12px;">index-name</font> | <font style="white-space:nowrap; font-size:12px;">NOT</font> <font style="white-space:nowrap; font-size:12px;">INDEXED</font> ]</td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">single-source</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#select-stmt">select-stmt</a>></font> <font style="white-space:nowrap; font-size:12px;">)</font> [ [ <font style="white-space:nowrap; font-size:12px;">AS</font> ] <font style="white-space:nowrap; font-size:12px;">table-alias</font> ]</td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">single-source</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#join-source">join-source</a>></font> <font style="white-space:nowrap; font-size:12px;">)</font></td></tr></table> <h3><a name="join-op">join-op</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">join-op</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">,</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">join-op</td><td>::=</td><td>[ <font style="white-space:nowrap; font-size:12px;">NATURAL</font> ] [ [ <font style="white-space:nowrap; font-size:12px;">LEFT</font> ] [ <font style="white-space:nowrap; font-size:12px;">OUTER</font> ] | <font style="white-space:nowrap; font-size:12px;">INNER</font> | <font style="white-space:nowrap; font-size:12px;">CROSS</font> ]<font style="vertical-align:top; font-size:12px;">1</font> <font style="white-space:nowrap; font-size:12px;">JOIN</font></td></tr></table> <h3><a name="join-constraint">join-constraint</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">join-constraint</td><td>::=</td><td>[ <font style="white-space:nowrap; font-size:12px;">ON</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> | <font style="white-space:nowrap; font-size:12px;">USING</font> <font style="white-space:nowrap; font-size:12px;">(</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> ]* <font style="white-space:nowrap; font-size:12px;">)</font> ]</td></tr></table> <h3><a name="ordering-term">ordering-term</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">ordering-term</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> [ <font style="white-space:nowrap; font-size:12px;">COLLATE</font> <font style="white-space:nowrap; font-size:12px;">collation-name</font> ] [ <font style="white-space:nowrap; font-size:12px;">ASC</font> | <font style="white-space:nowrap; font-size:12px;">DESC</font> ]</td></tr></table> <h3><a name="compound-operator">compound-operator</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">compound-operator</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">UNION</font> [ <font style="white-space:nowrap; font-size:12px;">ALL</font> ]</td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">compound-operator</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">INTERSECT</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">compound-operator</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">EXCEPT</font></td></tr></table> <h3><a name="update-stmt">update-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">update-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">UPDATE</font> [ <font style="white-space:nowrap; font-size:12px;">OR</font> [ <font style="white-space:nowrap; font-size:12px;">ROLLBACK</font> | <font style="white-space:nowrap; font-size:12px;">ABORT</font> | <font style="white-space:nowrap; font-size:12px;">REPLACE</font> | <font style="white-space:nowrap; font-size:12px;">FAIL</font> | <font style="white-space:nowrap; font-size:12px;">IGNORE</font> ]<font style="vertical-align:top; font-size:12px;">1</font> ] <font style="white-space:nowrap; font-size:12px;"><<a href="#qualified-table-name">qualified-table-name</a>></font><br><font style="white-space:nowrap; font-size:12px;">SET</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> <font style="white-space:nowrap; font-size:12px;">=</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> <font style="white-space:nowrap; font-size:12px;">=</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ]* [ <font style="white-space:nowrap; font-size:12px;">WHERE</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ]</td></tr></table> <h3><a name="update-stmt-limited">update-stmt-limited</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">update-stmt-limited</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">UPDATE</font> [ <font style="white-space:nowrap; font-size:12px;">OR</font> [ <font style="white-space:nowrap; font-size:12px;">ROLLBACK</font> | <font style="white-space:nowrap; font-size:12px;">ABORT</font> | <font style="white-space:nowrap; font-size:12px;">REPLACE</font> | <font style="white-space:nowrap; font-size:12px;">FAIL</font> | <font style="white-space:nowrap; font-size:12px;">IGNORE</font> ]<font style="vertical-align:top; font-size:12px;">1</font> ] <font style="white-space:nowrap; font-size:12px;"><<a href="#qualified-table-name">qualified-table-name</a>></font><br><font style="white-space:nowrap; font-size:12px;">SET</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> <font style="white-space:nowrap; font-size:12px;">=</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;">column-name</font> <font style="white-space:nowrap; font-size:12px;">=</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ]* [ <font style="white-space:nowrap; font-size:12px;">WHERE</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#expr">expr</a>></font> ]<br>[ [ <font style="white-space:nowrap; font-size:12px;">ORDER</font> <font style="white-space:nowrap; font-size:12px;">BY</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#ordering-term">ordering-term</a>></font> [ <font style="white-space:nowrap; font-size:12px;">,</font> <font style="white-space:nowrap; font-size:12px;"><<a href="#ordering-term">ordering-term</a>></font> ]* ]<br><font style="white-space:nowrap; font-size:12px;">LIMIT</font> <font style="white-space:nowrap; font-size:12px;">integer</font> [ [ <font style="white-space:nowrap; font-size:12px;">OFFSET</font> | <font style="white-space:nowrap; font-size:12px;">,</font> ]<font style="vertical-align:top; font-size:12px;">1</font> <font style="white-space:nowrap; font-size:12px;">integer</font> ] ]</td></tr></table> <h3><a name="qualified-table-name">qualified-table-name</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">qualified-table-name</td><td>::=</td><td>[ <font style="white-space:nowrap; font-size:12px;">database-name</font> <font style="white-space:nowrap; font-size:12px;">.</font> ] <font style="white-space:nowrap; font-size:12px;">table-name</font> [ <font style="white-space:nowrap; font-size:12px;">INDEXED</font> <font style="white-space:nowrap; font-size:12px;">BY</font> <font style="white-space:nowrap; font-size:12px;">index-name</font> | <font style="white-space:nowrap; font-size:12px;">NOT</font> <font style="white-space:nowrap; font-size:12px;">INDEXED</font> ]</td></tr></table> <h3><a name="vacuum-stmt">vacuum-stmt</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">vacuum-stmt</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">VACUUM</font></td></tr></table> <h3><a name="comment-syntax">comment-syntax</a>:</h3> <table><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">comment-syntax</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">--</font> [ <font style="white-space:nowrap; font-size:12px;">anything-except-newline</font> ]* [ <font style="white-space:nowrap; font-size:12px;">newline</font> | <font style="white-space:nowrap; font-size:12px;">end-of-input</font> ]<font style="vertical-align:top; font-size:12px;">1</font></td></tr><tr><td style="font-size:12px; white-space:nowrap; padding-top:6px;">comment-syntax</td><td>::=</td><td><font style="white-space:nowrap; font-size:12px;">/*</font> [ <font style="white-space:nowrap; font-size:12px;">anything-except-*/</font> ]* [ <font style="white-space:nowrap; font-size:12px;">*/</font> | <font style="white-space:nowrap; font-size:12px;">end-of-input</font> ]<font style="vertical-align:top; font-size:12px;">1</font></td></tr></table> </body> </html> |
Added art/syntax/bubble-generator-bnf.tcl.
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#!/bin/tclsh # # Run this TCL script to generate syntax bubble diagrams from # text descriptions. # # This version generates a pure HTML table based version with # no graphics, all in one file named "all-text.html". It may # be useful to people wanting text search or screen reader # support. # Graphs: # set all_graphs { sql-stmt-list { toploop {optx sql-stmt} ; } sql-stmt { line {opt EXPLAIN {opt QUERY PLAN}} {or alter-table-stmt analyze-stmt attach-stmt begin-stmt commit-stmt create-index-stmt create-table-stmt create-trigger-stmt create-view-stmt create-virtual-table-stmt delete-stmt delete-stmt-limited detach-stmt drop-index-stmt drop-table-stmt drop-trigger-stmt drop-view-stmt insert-stmt pragma-stmt reindex-stmt release-stmt rollback-stmt savepoint-stmt select-stmt update-stmt update-stmt-limited vacuum-stmt } } alter-table-stmt { stack {line ALTER TABLE {optx /database-name .} /table-name} {tailbranch {line RENAME TO /new-table-name} {line ADD {optx COLUMN} column-def} } } analyze-stmt { line ANALYZE {or nil /database-name /table-name {line /database-name . /table-name}} } attach-stmt { line ATTACH {or DATABASE nil} /filename AS /database-name } begin-stmt { line BEGIN {or nil DEFERRED IMMEDIATE EXCLUSIVE} {optx TRANSACTION} } commit-stmt { line {or COMMIT END} {optx TRANSACTION} } rollback-stmt { line ROLLBACK {optx TRANSACTION} {optx TO {optx SAVEPOINT} /savepoint-name} } savepoint-stmt { line SAVEPOINT /savepoint-name } release-stmt { line RELEASE {optx SAVEPOINT} /savepoint-name } create-index-stmt { stack {line CREATE {opt UNIQUE} INDEX {opt IF NOT EXISTS}} {line {optx /database-name .} /index-name ON /table-name ( {loop indexed-column ,} )} } indexed-column { line /column-name {optx COLLATE /collation-name} {or ASC DESC nil} } create-table-stmt { stack {line CREATE {or {} TEMP TEMPORARY} TABLE {opt IF NOT EXISTS}} {line {optx /database-name .} /table-name {tailbranch {line ( {loop column-def ,} {loop {} {, table-constraint}} )} {line AS select-stmt} } } } column-def { line /column-name {or type-name nil} {loop nil {nil column-constraint nil}} } type-name { line {loop /name {}} {or {} {line ( signed-number )} {line ( signed-number , signed-number )} } } column-constraint { stack {optx CONSTRAINT /name} {or {line PRIMARY KEY {or nil ASC DESC} conflict-clause {opt AUTOINCREMENT} } {line NOT NULL conflict-clause} {line UNIQUE conflict-clause} {line CHECK ( expr )} {line DEFAULT {or signed-number literal-value {line ( expr )} } } {line COLLATE /collation-name} {line foreign-key-clause} } } signed-number { line {or nil + -} {or /integer-literal /floating-point-literal} } table-constraint { stack {optx CONSTRAINT /name} {or {line {or {line PRIMARY KEY} UNIQUE} ( {loop indexed-column ,} ) conflict-clause} {line CHECK ( expr )} {line FOREIGN KEY ( {loop /column-name ,} ) foreign-key-clause } } } foreign-key-clause { stack {line REFERENCES /foreign-table {optx ( {loop /column-name ,} )}} {optx {loop {or {line ON {or DELETE UPDATE} {or {line SET NULL} {line SET DEFAULT} CASCADE RESTRICT {line NO ACTION} } } {line MATCH /name} } {} } } {optx {line {optx NOT} DEFERRABLE {or {line INITIALLY DEFERRED} {line INITIALLY IMMEDIATE} {} } } nil } } conflict-clause { opt {line ON CONFLICT {or ROLLBACK ABORT FAIL IGNORE REPLACE}} } create-trigger-stmt { stack {line CREATE {or {} TEMP TEMPORARY} TRIGGER {opt IF NOT EXISTS}} {line {optx /database-name .} /trigger-name {or BEFORE AFTER {line INSTEAD OF} nil} } {line {or DELETE INSERT {line UPDATE {opt OF {loop /column-name ,} }} } ON /table-name } {line {optx FOR EACH ROW} {optx WHEN expr} } {line BEGIN {loop {line {or update-stmt insert-stmt delete-stmt select-stmt} ;} nil } END } } create-view-stmt { stack {line CREATE {or {} TEMP TEMPORARY} VIEW {opt IF NOT EXISTS}} {line {optx /database-name .} /view-name AS select-stmt} } create-virtual-table-stmt { stack {line CREATE VIRTUAL TABLE {optx /database-name .} /table-name} {line USING /module-name {optx ( {loop /module-argument ,} )}} } delete-stmt { line DELETE FROM qualified-table-name {optx WHERE expr} } delete-stmt-limited { stack {line DELETE FROM qualified-table-name {optx WHERE expr}} {optx {stack {optx ORDER BY {loop ordering-term ,}} {line LIMIT /integer {optx {or OFFSET ,} /integer}} } } } detach-stmt { line DETACH {optx DATABASE} /database-name } drop-index-stmt { line DROP INDEX {optx IF EXISTS} {optx /database-name .} /index-name } drop-table-stmt { line DROP TABLE {optx IF EXISTS} {optx /database-name .} /table-name } drop-trigger-stmt { line DROP TRIGGER {optx IF EXISTS} {optx /database-name .} /trigger-name } drop-view-stmt { line DROP VIEW {optx IF EXISTS} {optx /database-name .} /view-name } expr { or {line literal-value} {line bind-parameter} {line {optx {optx /database-name .} /table-name .} /column-name} {line /unary-operator expr} {line expr /binary-operator expr} {line /function-name ( {or {line {optx DISTINCT} {toploop expr ,}} {} *} )} {line ( expr )} {line CAST ( expr AS type-name )} {line expr COLLATE /collation-name} {line expr {optx NOT} {or LIKE GLOB REGEXP MATCH} expr {optx ESCAPE expr}} {line expr {or ISNULL NOTNULL {line NOT NULL}}} {line expr IS {optx NOT} expr} {line expr {optx NOT} BETWEEN expr AND expr} {line expr {optx NOT} IN {or {line ( {or {} select-stmt {loop expr ,}} )} {line {optx /database-name .} /table-name} } } {line {optx {optx NOT} EXISTS} ( select-stmt )} {line CASE {optx expr} {loop {line WHEN expr THEN expr} {}} {optx ELSE expr} END} {line raise-function} } raise-function { line RAISE ( {or IGNORE {line {or ROLLBACK ABORT FAIL} , /error-message } } ) } literal-value { or {line /integer-literal} {line /floating-point-literal} {line /string-literal} {line /blob-literal} {line NULL} {line CURRENT_TIME} {line CURRENT_DATE} {line CURRENT_TIMESTAMP} } insert-stmt { stack {line {or {line INSERT {opt OR {or ROLLBACK ABORT REPLACE FAIL IGNORE}}} REPLACE } INTO {optx /database-name .} /table-name } {tailbranch {line {optx ( {loop /column-name ,} )} {tailbranch {line VALUES ( {loop expr ,} )} select-stmt } } {line DEFAULT VALUES} } } pragma-stmt { line PRAGMA {optx /database-name .} /pragma-name {or nil {line = pragma-value} {line ( pragma-value )} } } pragma-value { or signed-number /name /string-literal } reindex-stmt { line REINDEX {tailbranch /collation-name {line {optx /database-name .} {tailbranch /table-name /index-name} } } } select-stmt { stack {loop {line select-core nil} {nil compound-operator nil}} {optx ORDER BY {loop ordering-term ,}} {optx LIMIT /integer {optx {or OFFSET ,} /integer}} } select-core { stack {line SELECT {or nil DISTINCT ALL} {loop result-column ,}} {optx FROM join-source} {optx WHERE expr} {optx GROUP BY {loop ordering-term ,} {optx HAVING expr}} } result-column { or * {line /table-name . *} {line expr {optx {optx AS} /column-alias}} } join-source { line single-source {opt {loop {line nil join-op single-source join-constraint nil} {}}} } single-source { or {line {optx /database-name .} /table-name {optx {optx AS} /table-alias} {or nil {line INDEXED BY /index-name} {line NOT INDEXED}} } {line ( select-stmt ) {optx {optx AS} /table-alias} } {line ( join-source )} } join-op { or {line ,} {line {opt NATURAL} {or {line {opt LEFT} {opt OUTER}} INNER CROSS} JOIN } } join-constraint { or {line ON expr} {line USING ( {loop /column-name ,} )} nil } ordering-term { line expr {opt COLLATE /collation-name} {or nil ASC DESC} } compound-operator { or {line UNION {optx ALL}} INTERSECT EXCEPT } update-stmt { stack {line UPDATE {opt OR {or ROLLBACK ABORT REPLACE FAIL IGNORE}} qualified-table-name} {line SET {loop {line /column-name = expr} ,} {optx WHERE expr}} } update-stmt-limited { stack {line UPDATE {opt OR {or ROLLBACK ABORT REPLACE FAIL IGNORE}} qualified-table-name} {line SET {loop {line /column-name = expr} ,} {optx WHERE expr}} {optx {stack {optx ORDER BY {loop ordering-term ,}} {line LIMIT /integer {optx {or OFFSET ,} /integer}} } } } qualified-table-name { line {optx /database-name .} /table-name {or nil {line INDEXED BY /index-name} {line NOT INDEXED}} } vacuum-stmt { line VACUUM } comment-syntax { or {line -- {loop nil /anything-except-newline} {or /newline /end-of-input}} {line /* {loop nil /anything-except-*/} {or */ /end-of-input}} } } # padding (diff betwee font1 and font2) set pad "6px" # used for bubble text set font1 "12px" # used for bnf syntax [ ] | etc. set font2 "18px" # used for everything else (~ font1+5) set font3 "16px" # Draw a bubble containing $txt. # proc draw_bubble {txt} { global font1 if {$txt=="nil"} { return [list 1 ""] } if {[regexp {^/[a-z]} $txt]} { set txt [string range $txt 1 end] set istoken 1 } elseif {[regexp {^[a-z]} $txt]} { set istoken 0 } else { set istoken 1 } if {!$istoken} { set txt "<<a href=\"#$txt\">$txt</a>>" } return [list 1 "<font style=\"white-space:nowrap; font-size:$font1;\">$txt</font>"] } # Draw a sequence of terms from left to write. Each element of $lx # descripts a single term. # proc draw_line {lx} { global font1 set n [llength $lx] set h 1 set content "" set i 0 foreach term $lx { incr i set rc [draw_diagram $term] set th [lindex $rc 0] set tcontent [lindex $rc 1] if { $tcontent != "" } { if { $content != "" } { set content "$content $tcontent" } else { set content "$tcontent" } if { $th > $h } { set h $th } } } set content "$content" return [list $h $content] } # Draw a sequence of terms from top to bottom. # proc draw_stack {indent lx} { global font1 set n [llength $lx] set h 0 set content "" set i 0 foreach term $lx { if { $term != "" } { set rc [draw_diagram $term] set th [lindex $rc 0] set tcontent [lindex $rc 1] set h [ expr { $h + $th } ] incr i if {$i == 1} { set content "$tcontent" } else { set content "$content<br>$tcontent" } } } return [list $h $content] } proc draw_loop {forward back} { global font1 set h 0 set content "" set rc [draw_diagram $forward] set th [lindex $rc 0] set tcontent [lindex $rc 1] if { $tcontent != "" } { set content "$tcontent" if { $th > $h } { set h $th } } set rc [draw_line $back] set th [lindex $rc 0] set tcontent [lindex $rc 1] if { $tcontent != "" } { if { $content != "" } { set content "$content \[ $tcontent $content ]*" } else { set content "\[ $tcontent ]*" } if { $th > $h } { set h $th } } return [list $h $content] } proc draw_or {lx} { global font1 set n [llength $lx] set h 0 if {$n < 1} { set content "" } else { set content "" set i 0 set req "<font style=\"vertical-align:top; font-size:$font1;\">1</font>" foreach term $lx { set rc [draw_diagram $term] set th [lindex $rc 0] set tcontent [lindex $rc 1] if { $tcontent == "" } { set req "" } else { incr i if {$i == 1} { set content "$tcontent" } else { set content "$content | $tcontent" } if { $th > $h } { set h $th } } } } set content "\[ $content ]$req" return [list $h $content] } proc draw_diagram {spec} { global font1 set n [llength $spec] set cmd [lindex $spec 0] if {$n==1} { set rc [draw_bubble $spec] } elseif {$n==0} { set rc [draw_bubble nil] } elseif {$cmd=="line"} { set rc [draw_line [lrange $spec 1 end]] } elseif {$cmd=="stack"} { set rc [draw_stack 0 [lrange $spec 1 end]] } elseif {$cmd=="indentstack"} { set rc [draw_stack $::HSEP [lrange $spec 1 end]] } elseif {$cmd=="loop"} { set rc [draw_loop [lindex $spec 1] [lindex $spec 2]] } elseif {$cmd=="toploop"} { set rc [draw_loop [lindex $spec 1] [lindex $spec 2]] } elseif {$cmd=="or"} { set rc [draw_or [lrange $spec 1 end]] } elseif {$cmd=="opt"} { set args [lrange $spec 1 end] if {[llength $args]==1} { set rc [draw_or [list nil [lindex $args 0]]] } else { set rc [draw_or [list nil "line $args"]] } } elseif {$cmd=="optx"} { set args [lrange $spec 1 end] if {[llength $args]==1} { set rc [draw_or [list [lindex $args 0] nil]] } else { set rc [draw_or [list "line $args" nil]] } } elseif {$cmd=="tailbranch"} { # set rc [draw_tail_branch [lrange $spec 1 end]] set rc [draw_or [lrange $spec 1 end]] } else { error "unknown operator: $cmd" } set h [lindex $rc 0] set content [lindex $rc 1] return [list $h $content] } proc draw_graph {name spec} { global font1 pad set cmd1 [lindex $spec 0] if { $cmd1 == "or" } { set req 1 set spec1 [lrange $spec 1 end] foreach term $spec1 { if { $term == "" || $term == "nil"} { set req 0 } } if { $req == 1 } { set content "<table>" set h 0 foreach term $spec1 { set rc [ draw_diagram "line [list $term]"] set th [lindex $rc 0] set tcontent [lindex $rc 1] set content "$content<tr><td style=\"font-size:$font1; white-space:nowrap; padding-top:$pad;\">$name</td><td>::=</td><td>$tcontent</td></tr>" set h [ expr { $h + $th } ] } set content "$content</table>" return [list $h $content] } } set rc [ draw_diagram "line [list $spec]"] set h [lindex $rc 0] set content [lindex $rc 1] set content "<table><tr><td style=\"font-size:$font1; white-space:nowrap; padding-top:$pad;\">$name</td><td>::=</td><td>$content</td></tr></table>" return [list $h $content] } set f [open all-bnf.html w] puts $f "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01//EN\" \"http://www.w3.org/TR/html4/strict.dtd\">" puts $f "<html>" puts $f "<head>" puts $f "<style type='text/css'>" puts $f "h3 { font-family:helvetica; font-size:$font3; }" puts $f "table, tr, td { font-family:helvetica; font-size:$font2; empty-cells:show; border-collapse:separate; border-style:none; vertical-align:top; }" puts $f "</style>" puts $f "</head>" puts $f "<body>" foreach {name graph} $all_graphs { if {$name == "sql-stmt-list" || 1} { puts $f "<h3><a name=\"$name\">$name</a>:</h3>" set rc [draw_graph $name $graph] set h [lindex $rc 0] set content [lindex $rc 1] puts $f "$content" } } puts $f "</body>" puts $f "</html>" close $f |