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Make use of xFetch, if it is available when doing a VACUUM or a backup.

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FossilOrigin-Name: 83bc37af07857960c11275891f853a358dcbbf05
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drh
2013-04-03 03:53:15 +00:00
parent 7d9f3943ba
commit 7e36962e6c
3 changed files with 9 additions and 8 deletions
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src/backup.c
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@@ -397,7 +397,8 @@ int sqlite3_backup_step(sqlite3_backup *p, int nPage){
const Pgno iSrcPg = p->iNext; /* Source page number */
if( iSrcPg!=PENDING_BYTE_PAGE(p->pSrc->pBt) ){
DbPage *pSrcPg; /* Source page object */
rc = sqlite3PagerGet(pSrcPager, iSrcPg, &pSrcPg);
rc = sqlite3PagerAcquire(pSrcPager, iSrcPg, &pSrcPg,
PAGER_ACQUIRE_READONLY);
if( rc==SQLITE_OK ){
rc = backupOnePage(p, iSrcPg, sqlite3PagerGetData(pSrcPg), 0);
sqlite3PagerUnref(pSrcPg);