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Performance optimization in the code generator for INSERT for the common

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case where the target table has neither generated nor hidden columns.
Also fix a redundant (and thus unreachable) branch in the resolver.

FossilOrigin-Name: 16ac213c57196361a9d14df4c0d1ccc6f67ac522365b345ea364d1aec61fa3f2
This commit is contained in:
drh
2021-02-18 00:26:11 +00:00
parent c54246ffdf
commit c7e93f58d5
4 changed files with 23 additions and 21 deletions
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2
src/resolve.c
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@@ -82,7 +82,7 @@ static void resolveAlias(
db = pParse->db;
pDup = sqlite3ExprDup(db, pOrig, 0);
if( pDup!=0 ){
if( nSubquery ) incrAggFunctionDepth(pDup, nSubquery);
incrAggFunctionDepth(pDup, nSubquery);
if( pExpr->op==TK_COLLATE ){
pDup = sqlite3ExprAddCollateString(pParse, pDup, pExpr->u.zToken);
}