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Overview
| Comment: | When a "full", "restart" or "truncate" checkpoint is attempted, return SQLITE_BUSY if a reader prevents the checkpointer from copying any frames at all into the database file. |
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| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | ota-update |
| Files: | files | file ages | folders |
| SHA1: |
f270004016ef20f1963e0f1ad32e76bc |
| User & Date: | dan 2015-01-28 15:30:03.968 |
Context
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2015-01-28
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| 20:37 | Add missing VdbeCoverage() macros to the sqlite3_index_writer() implementation. (check-in: 6f8cda26e9 user: drh tags: ota-update) | |
| 15:30 | When a "full", "restart" or "truncate" checkpoint is attempted, return SQLITE_BUSY if a reader prevents the checkpointer from copying any frames at all into the database file. (check-in: f270004016 user: dan tags: ota-update) | |
| 12:27 | Correctly detect errors returned by walCheckpointStart() due to OOM. (check-in: 8e878c2023 user: drh tags: ota-update) | |
Changes
Changes to src/wal.c.
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#endif
}
/* Release the reader lock held while backfilling */
walUnlockExclusive(pWal, WAL_READ_LOCK(0), 1);
walIteratorFree(p->pIter);
p->pIter = 0;
}
return p->rc;
}
/*
** The following is guaranteed when this function is called:
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#endif
}
/* Release the reader lock held while backfilling */
walUnlockExclusive(pWal, WAL_READ_LOCK(0), 1);
walIteratorFree(p->pIter);
p->pIter = 0;
}else if( p->rc==SQLITE_DONE ){
p->rc = SQLITE_OK;
}
return p->rc;
}
/*
** The following is guaranteed when this function is called:
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1905 1906 1907 1908 1909 1910 1911 | WalCkpt sC; /* EVIDENCE-OF: R-62920-47450 The busy-handler callback is never invoked ** in the SQLITE_CHECKPOINT_PASSIVE mode. */ assert( eMode!=SQLITE_CHECKPOINT_PASSIVE || xBusy==0 ); rc = walCheckpointStart(pWal, zBuf, nBuf, xBusy, pBusyArg, sync_flags, &sC); | | | 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 | WalCkpt sC; /* EVIDENCE-OF: R-62920-47450 The busy-handler callback is never invoked ** in the SQLITE_CHECKPOINT_PASSIVE mode. */ assert( eMode!=SQLITE_CHECKPOINT_PASSIVE || xBusy==0 ); rc = walCheckpointStart(pWal, zBuf, nBuf, xBusy, pBusyArg, sync_flags, &sC); if( rc!=SQLITE_OK ) goto walcheckpoint_out; /* Step the checkpoint object until it reports something other than ** SQLITE_OK. */ while( SQLITE_OK==(rc = walCheckpointStep(&sC)) ); rc = walCheckpointFinalize(&sC); /* If this is an SQLITE_CHECKPOINT_RESTART or TRUNCATE operation, and the |
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