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Overview
| Comment: | Clarify the behavior of AUTOINCREMENT after an UPDATE. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
f6e2eab4e71644b1a8f695e618adc540 |
| User & Date: | drh 2017-02-02 23:55:23 |
Context
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2017-02-03
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| 04:10 | Clarify wording about PRAGMA synchronous=NORMAL and WAL mode. (check-in: 7660cac647 user: drh tags: trunk) | |
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2017-02-02
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| 23:55 | Clarify the behavior of AUTOINCREMENT after an UPDATE. (check-in: f6e2eab4e7 user: drh tags: trunk) | |
| 14:48 | Update the wording on the description of the WHEN clause on triggers. (check-in: 09d3dc5c51 user: drh tags: trunk) | |
Changes
Changes to pages/autoinc.in.
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91 92 93 94 95 96 97 | <h1>The AUTOINCREMENT Keyword</h1> <p> ^If a column has the type INTEGER PRIMARY KEY AUTOINCREMENT then a slightly different ROWID selection algorithm is used. ^The ROWID chosen for the new row is at least one larger than the largest ROWID | | | 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 | <h1>The AUTOINCREMENT Keyword</h1> <p> ^If a column has the type INTEGER PRIMARY KEY AUTOINCREMENT then a slightly different ROWID selection algorithm is used. ^The ROWID chosen for the new row is at least one larger than the largest ROWID that has ever before existed in that same table. ^If the table has never before contained any data, then a ROWID of 1 is used. ^If the largest possible ROWID has previously been inserted, then new INSERTs are not allowed and any attempt to insert a new row will fail with an SQLITE_FULL error. ^(Only ROWID values from previous transactions that were committed are considered. ROWID values that were rolled back are ignored and can be reused.)^ |
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