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Overview
Comment: | Begin making documentation changes for the 3.7.16 release. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
685a544f00bd4dae824f9d6800c039f3 |
User & Date: | drh 2013-02-15 00:48:33.253 |
Context
2013-02-15
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15:18 | Update the change log and pragma documentation for 3.7.16. (check-in: ba9b0b1040 user: drh tags: trunk) | |
00:48 | Begin making documentation changes for the 3.7.16 release. (check-in: 685a544f00 user: drh tags: trunk) | |
2013-02-12
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13:49 | Nokia back on the Sponsors section of the homepage. (check-in: 8197ce8dbb user: drh tags: trunk) | |
Changes
Changes to pages/changes.in.
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37 38 39 40 41 42 43 44 45 46 47 48 49 50 | <a href="http://www.sqlite.org/src/timeline"> http://www.sqlite.org/src/timeline</a>.</p> } hd_close_aux hd_enable_main 1 } } chng {2013-01-09 (3.7.15.2)} { <li>Fix a bug, introduced in [version 3.7.15], that causes an ORDER BY clause to be optimized out of a three-way join when the ORDER BY is actually required. Ticket [http://www.sqlite.org/src/info/598f5f7596b055 | 598f5f7596b055] | > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | <a href="http://www.sqlite.org/src/timeline"> http://www.sqlite.org/src/timeline</a>.</p> } hd_close_aux hd_enable_main 1 } } chng {2013-03-12 (3.7.16)} { <li>Added the [PRAGMA foreign_key_check] command. <li>Added new extended error codes for all SQLITE_CONSTRAINT errors <li>Improved optimization of queries containing aggregate min() or max(). <li>Enhance virtual tables so that they can potentially use an index when the WHERE clause contains the IN operator. <li>Allow indices to be used for sorting even if prior terms of the index are constrained by IN operators in the WHERE clause. <li>Enhance the [PRAGMA table_info] command so that the "pk" column is an increasing integer to show the order of columns in the primary key. <li>Enhance the query optimizer to exploit transitive join constraints. <li>Performance improvements in the query optimizer. <li>Allow the error message from [PRAGMA integrity_check] to be longer than 20000 bytes. <li>Improved name resolution for deeply nested queries. <li>Added the test_regexp.c module as a demonstration of how to implement the REGEXP operator. <li>Improved error messages in the [RTREE] extension. <li>Enhance the [command-line shell] so that a non-zero argument to the ".exit" command causes the shell to exist immediately without cleanly shutting down the database connection. <li>Improved error messages for invalid boolean arguments to dot-commands in the [command-line shell]. <li>Remove all uses of umask() in the unix VFS. <li>Added the [PRAGMA vdbe_debug] command. <li>Bug fix: Issue an error message if the 16-bit reference counter on a view overflows due to an overly complex query. <li>Bug fix: Avoid leaking memory on LIMIT and OFFSET clauses in deeply nested UNION ALL queries. <li>Bug fix: Make sure the schema is up-to-date prior to running pragmas table_info, index_list, index_info, and foreign_key_list. } chng {2013-01-09 (3.7.15.2)} { <li>Fix a bug, introduced in [version 3.7.15], that causes an ORDER BY clause to be optimized out of a three-way join when the ORDER BY is actually required. Ticket [http://www.sqlite.org/src/info/598f5f7596b055 | 598f5f7596b055] |
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Changes to pages/index.in.
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91 92 93 94 95 96 97 | </td> <td width="20"></td><td bgcolor="#044a64" width="1"></td><td width="20"></td> <td valign="top"> <h3>Current Status</h3> <p><ul> | | > | 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 | </td> <td width="20"></td><td bgcolor="#044a64" width="1"></td><td width="20"></td> <td valign="top"> <h3>Current Status</h3> <p><ul> <li><a href="releaselog/3_7_16.html">Version 3.7.16</a> of SQLite is recommended for all new development. Upgrading from version 3.7.15.2 is optional. Upgrading from all other SQLite versions is recommended.</li> </ul></p> <h3>Common Links</h3> <p><ul> |
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Changes to pages/pragma.in.
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961 962 963 964 965 966 967 968 969 970 971 972 973 974 | Pragma foreign_key_list { <p>^(<b>PRAGMA foreign_key_list(</b><i>table-name</i><b>);</b></p> <p>This pragma returns one row for each foreign key that references a column in the argument table.)^ } Pragma freelist_count { <p>^(<b>PRAGMA freelist_count;</b></p> <p>Return the number of unused pages in the database file.)^</p> } Pragma index_info { | > > > > > > > > > > > > > > > | 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 | Pragma foreign_key_list { <p>^(<b>PRAGMA foreign_key_list(</b><i>table-name</i><b>);</b></p> <p>This pragma returns one row for each foreign key that references a column in the argument table.)^ } Pragma foreign_key_check { <p>^(<b>PRAGMA foreign_key_check;)^</b></p> <p>The foreign_key_check pragma checks the database for [foreign key constraints] that are violated and returns one row of output for each violation. There are four columns in each result row. The first column is the name of the table that contains the REFERENCES clause. The second column is the [rowid] of the row the that that contains the invalid REFERENCES clause. The third column is the name of the table that is referred to. The fourth column is the index of the specific foreign key constraint that failed. The fourth column in the output of the foreign_key_check pragma is the same integer as the first column in the output of the foreign_key_list pragma.</p> } Pragma freelist_count { <p>^(<b>PRAGMA freelist_count;</b></p> <p>Return the number of unused pages in the database file.)^</p> } Pragma index_info { |
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994 995 996 997 998 999 1000 | } Pragma table_info { <p>^(<b>PRAGMA table_info(</b><i>table-name</i><b>);</b></p> <p>This pragma returns one row for each column in the named table.)^ ^Columns in the result set include the column name, data type, whether or not the column can be NULL, and the default | | > > > | 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 | } Pragma table_info { <p>^(<b>PRAGMA table_info(</b><i>table-name</i><b>);</b></p> <p>This pragma returns one row for each column in the named table.)^ ^Columns in the result set include the column name, data type, whether or not the column can be NULL, and the default value for the column. ^The "pk" column in the result set is zero for columns that are not part of the primary key, and is the index of the column in the primary key for columns that are part of the primary key.</p> } Pragma {schema_version user_version} { <p><b>PRAGMA schema_version; <br>PRAGMA schema_version = </b><i>integer </i><b>; <br>PRAGMA user_version; <br>PRAGMA user_version = </b><i>integer </i><b>;</b> |
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1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 | <p>If SQLite has been compiled with the [SQLITE_DEBUG] compile-time option, then the vdbe_listing pragma can be used to cause a complete listing of the virtual machine opcodes to appear on standard output as each statement is evaluated. With listing is on, the entire content of a program is printed just prior to beginning execution. The statement executes normally after the listing is printed. This feature is used for debugging SQLite itself. See the <a href="vdbe.html#trace">VDBE documentation</a> for more information.</p> } Pragma wal_checkpoint { <p><b>PRAGMA </b><i>database</i><b>.wal_checkpoint;</b><br> | > > > > > > > > > > > > > > > > > > | 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 | <p>If SQLite has been compiled with the [SQLITE_DEBUG] compile-time option, then the vdbe_listing pragma can be used to cause a complete listing of the virtual machine opcodes to appear on standard output as each statement is evaluated. With listing is on, the entire content of a program is printed just prior to beginning execution. The statement executes normally after the listing is printed. This feature is used for debugging SQLite itself. See the <a href="vdbe.html#trace">VDBE documentation</a> for more information.</p> } DebugPragma vdbe_debug { <p><b>PRAGMA vdbe_debug = </b><i>boolean</i><b>;</b></p> DISCLAIMER <p>If SQLite has been compiled with the [SQLITE_DEBUG] compile-time option, then the vdbe_debug pragma can be used to cause a complete listing of the virtual machine opcodes to appear on standard output as each statement is evaluated, and to cause each to cause virtual machine opcodes to be printed on standard output as they are evaluated. (In other words, vdbe_debug is a combination of vdbe_listing and vdbe_trace.) In addition, the vdbe_debug pragma also enables tracing of calls to sqlite3VdbeAddOp() during code generation. This feature is used for debugging SQLite itself. See the <a href="vdbe.html#trace">VDBE documentation</a> for more information.</p> } Pragma wal_checkpoint { <p><b>PRAGMA </b><i>database</i><b>.wal_checkpoint;</b><br> |
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