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Overview
| Comment: | Fix a close-requirement mark in optoverview.html. |
|---|---|
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
2f6a5627258f3a506556f2bf42a9cc16 |
| User & Date: | drh 2018-03-30 17:15:28 |
Context
|
2018-03-30
| ||
| 18:08 | Bring the speed-and-size spreadsheet up-to-date. check-in: f80a29418e user: drh tags: trunk | |
| 17:15 | Fix a close-requirement mark in optoverview.html. check-in: 2f6a562725 user: drh tags: trunk | |
|
2018-03-29
| ||
| 18:55 | Fix a bad unicode character in the books.html page. check-in: 1db40a5e0e user: drh tags: trunk | |
Changes
Changes to pages/optoverview.in.
213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 |
/column/ = /expr1/ OR /column/ = /expr2/ OR /column/ = /expr3/ OR ...
}</tcl>
<p>
Then that term is rewritten as follows:
<tcl>SYNTAX {
/column/ IN (/expr1/,/expr2/,/expr3/,...)
}</tcl>)
<p>
^The rewritten term then might go on to constrain an index using the
normal rules for *IN* operators. ^Note that <i>column</i> must be
the same column in every OR-connected subterm,
although the column can occur on either the left or the right side of
the *=* operator.
|
| |
213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 |
/column/ = /expr1/ OR /column/ = /expr2/ OR /column/ = /expr3/ OR ...
}</tcl>
<p>
Then that term is rewritten as follows:
<tcl>SYNTAX {
/column/ IN (/expr1/,/expr2/,/expr3/,...)
}</tcl>)^
<p>
^The rewritten term then might go on to constrain an index using the
normal rules for *IN* operators. ^Note that <i>column</i> must be
the same column in every OR-connected subterm,
although the column can occur on either the left or the right side of
the *=* operator.
|