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Overview
| Comment: | When rolling back a savepoint to the beginning of the transaction, make sure to initialize the database size in the btree layer correctly even if the database size field of the header is zeroed. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
a3540c6acf2bb6bdd44c101b63f17ca8 |
| User & Date: | drh 2010-04-07 20:29:56 |
Context
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2010-04-08
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| 01:16 | Merge automatic index changes into the trunk. check-in: bf7b8d86 user: drh tags: trunk | |
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2010-04-07
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| 20:32 | Pull over the latest changes from the trunk. check-in: e388fe8b user: drh tags: experimental | |
| 20:29 | When rolling back a savepoint to the beginning of the transaction, make sure to initialize the database size in the btree layer correctly even if the database size field of the header is zeroed. check-in: a3540c6a user: drh tags: trunk | |
| 07:57 | Add file test_demovfs.c, containing a simple VFS implementation that demonstrates how writes to the journal file may be safely buffered by the VFS layer to improve performance on some embedded systems. check-in: af3b72d9 user: dan tags: trunk | |
Changes
Changes to src/btree.c.
3276 3277 3278 3279 3280 3281 3282 3283 3284 3285 3286 3287 3288 3289 |
assert( iSavepoint>=0 || (iSavepoint==-1 && op==SAVEPOINT_ROLLBACK) );
sqlite3BtreeEnter(p);
rc = sqlite3PagerSavepoint(pBt->pPager, op, iSavepoint);
if( rc==SQLITE_OK ){
if( iSavepoint<0 && pBt->initiallyEmpty ) pBt->nPage = 0;
rc = newDatabase(pBt);
pBt->nPage = get4byte(28 + pBt->pPage1->aData);
}
sqlite3BtreeLeave(p);
}
return rc;
}
/*
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> > > |
3276 3277 3278 3279 3280 3281 3282 3283 3284 3285 3286 3287 3288 3289 3290 3291 3292 |
assert( iSavepoint>=0 || (iSavepoint==-1 && op==SAVEPOINT_ROLLBACK) );
sqlite3BtreeEnter(p);
rc = sqlite3PagerSavepoint(pBt->pPager, op, iSavepoint);
if( rc==SQLITE_OK ){
if( iSavepoint<0 && pBt->initiallyEmpty ) pBt->nPage = 0;
rc = newDatabase(pBt);
pBt->nPage = get4byte(28 + pBt->pPage1->aData);
if( pBt->nPage==0 ){
sqlite3PagerPagecount(pBt->pPager, (int*)&pBt->nPage);
}
}
sqlite3BtreeLeave(p);
}
return rc;
}
/*
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