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Take care that the number of reserved bits per page is consistent between

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the source and destination databases when doing the back-copy on a VACUUM.

FossilOrigin-Name: 5b61b72f5424a2d9bb4e68eb95026cd63f003db9
This commit is contained in:
drh
2015-09-23 19:17:23 +00:00
parent 64ff56f91a
commit 58cb6dbe0d
5 changed files with 30 additions and 9 deletions
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14
src/pager.c
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@@ -2116,6 +2116,20 @@ static void pagerReportSize(Pager *pPager){
# define pagerReportSize(X) /* No-op if we do not support a codec */
#endif
#ifdef SQLITE_HAS_CODEC
/*
** Make sure the number of reserved bits is the same in the destination
** pager as it is in the source. This comes up when a VACUUM changes the
** number of reserved bits to the "optimal" amount.
*/
void sqlite3PagerAlignReserve(Pager *pDest, Pager *pSrc){
if( pDest->nReserve!=pSrc->nReserve ){
pDest->nReserve = pSrc->nReserve;
pagerReportSize(pDest);
}
}
#endif
/*
** Read a single page from either the journal file (if isMainJrnl==1) or
** from the sub-journal (if isMainJrnl==0) and playback that page.