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Avoid writing frames with no checksums into the wal file if a savepoint is rolled back after dirty pages have already been spilled into the wal file. Possible fix for [forum:/forumpost/b490f726db | forum post b490f726db].

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FossilOrigin-Name: 3a3269fe8e925a522d5df9f011220a842fb15a9f56e785884e32d2e15abda5bb
This commit is contained in:
dan
2025-06-17 11:36:39 +00:00
parent 86d9c2d9f3
commit 1ea6a53762
4 changed files with 161 additions and 9 deletions
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4
src/wal.c
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@@ -3781,6 +3781,7 @@ int sqlite3WalUndo(Wal *pWal, int (*xUndo)(void *, Pgno), void *pUndoCtx){
if( iMax!=pWal->hdr.mxFrame ) walCleanupHash(pWal);
}
SEH_EXCEPT( rc = SQLITE_IOERR_IN_PAGE; )
pWal->iReCksum = 0;
}
return rc;
}
@@ -3828,6 +3829,9 @@ int sqlite3WalSavepointUndo(Wal *pWal, u32 *aWalData){
walCleanupHash(pWal);
}
SEH_EXCEPT( rc = SQLITE_IOERR_IN_PAGE; )
if( pWal->iReCksum>pWal->hdr.mxFrame ){
pWal->iReCksum = 0;
}
}
return rc;