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Overview
| Comment: | Change the description of how sqlite3_progress_handler() works so that the N parameter is "approximate". This aligns with the current implementation. This is a documentation change only. No changes to code. |
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| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
7d829bdea3adcda50fbe930acb4e1ce7 |
| User & Date: | drh 2013-07-11 19:04:23.647 |
Context
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2013-07-12
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| 21:09 | Make sure the shell does not try to put a zero terminator on the end of an unallocated zero-length string when running ".import" on an empty file. (check-in: 92adaee5bd user: drh tags: trunk) | |
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2013-07-11
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| 19:04 | Change the description of how sqlite3_progress_handler() works so that the N parameter is "approximate". This aligns with the current implementation. This is a documentation change only. No changes to code. (check-in: 7d829bdea3 user: drh tags: trunk) | |
| 15:22 | Add the experimental "query_only" pragma. (check-in: 6557c40798 user: drh tags: trunk) | |
Changes
Changes to src/sqlite.h.in.
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2550 2551 2552 2553 2554 2555 2556 | ** ^The sqlite3_progress_handler(D,N,X,P) interface causes the callback ** function X to be invoked periodically during long running calls to ** [sqlite3_exec()], [sqlite3_step()] and [sqlite3_get_table()] for ** database connection D. An example use for this ** interface is to keep a GUI updated during a large query. ** ** ^The parameter P is passed through as the only parameter to the | | | 2550 2551 2552 2553 2554 2555 2556 2557 2558 2559 2560 2561 2562 2563 2564 | ** ^The sqlite3_progress_handler(D,N,X,P) interface causes the callback ** function X to be invoked periodically during long running calls to ** [sqlite3_exec()], [sqlite3_step()] and [sqlite3_get_table()] for ** database connection D. An example use for this ** interface is to keep a GUI updated during a large query. ** ** ^The parameter P is passed through as the only parameter to the ** callback function X. ^The parameter N is the approximate number of ** [virtual machine instructions] that are evaluated between successive ** invocations of the callback X. ** ** ^Only a single progress handler may be defined at one time per ** [database connection]; setting a new progress handler cancels the ** old one. ^Setting parameter X to NULL disables the progress handler. ** ^The progress handler is also disabled by setting N to a value less |
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