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Merge recent enhancements from trunk. Default page size is 4096. Writes

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to statement journals are avoided.

FossilOrigin-Name: 456df3365e2df60e34762f2024bb551538b3f72b
This commit is contained in:
drh
2016-03-04 16:42:43 +00:00
parent fd37e67b16 3298a641a2
commit 2606aca80f
96 changed files with 3128 additions and 571 deletions
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14
src/insert.c
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@@ -2008,11 +2008,15 @@ static int xferOptimization(
return 0; /* tab2 must be NOT NULL if tab1 is */
}
/* Default values for second and subsequent columns need to match. */
if( i>0
&& ((pDestCol->zDflt==0)!=(pSrcCol->zDflt==0)
|| (pDestCol->zDflt && strcmp(pDestCol->zDflt, pSrcCol->zDflt)!=0))
){
return 0; /* Default values must be the same for all columns */
if( i>0 ){
assert( pDestCol->pDflt==0 || pDestCol->pDflt->op==TK_SPAN );
assert( pSrcCol->pDflt==0 || pSrcCol->pDflt->op==TK_SPAN );
if( (pDestCol->pDflt==0)!=(pSrcCol->pDflt==0)
|| (pDestCol->pDflt && strcmp(pDestCol->pDflt->u.zToken,
pSrcCol->pDflt->u.zToken)!=0)
){
return 0; /* Default values must be the same for all columns */
}
}
}
for(pDestIdx=pDest->pIndex; pDestIdx; pDestIdx=pDestIdx->pNext){