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Overview
| Comment: | Fix a typo in queryplanner.html. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
d52ed00775903f2fac3ed60c49a4fa62 |
| User & Date: | drh 2013-05-14 11:12:10.355 |
Context
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2013-05-14
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| 11:14 | Fix another typo in queryplanner.in. (check-in: d1d2571bce user: drh tags: trunk) | |
| 11:12 | Fix a typo in queryplanner.html. (check-in: d52ed00775 user: drh tags: trunk) | |
| 02:37 | Improved hyperlinks on various documents. (check-in: af7d790e13 user: drh tags: trunk) | |
Changes
Changes to pages/queryplanner.in.
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When no appropriate indices are available, a query with an ORDER BY
clause must be sorted as a separate step. Consider this query:
</p>
<tcl>code {SELECT * FROM fruitsforsale ORDER BY fruit;}</tcl>
<p>
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When no appropriate indices are available, a query with an ORDER BY
clause must be sorted as a separate step. Consider this query:
</p>
<tcl>code {SELECT * FROM fruitsforsale ORDER BY fruit;}</tcl>
<p>
SQLite processes this by gathering all the output of query and then
running that output through a sorter.
</p>
<tcl>figure 16 #fig16 obfruitnoidx.gif {Sorting Without An Index}</tcl>
<p>
If the number of output rows is K, then the time needed to sort is
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