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Mark a single branch within sqlite3SelectExpand() as an optimization.

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FossilOrigin-Name: 3a4ffb21d0ee2326c31b9ddc512d79d4ebf3a249a2840e88e99165978eec31fd
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drh
2017-10-02 23:50:08 +00:00
parent b7651e6b60
commit 878fcf9d4e
3 changed files with 8 additions and 8 deletions
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2
src/select.c
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@@ -4645,7 +4645,7 @@ static void sqlite3SelectExpand(Parse *pParse, Select *pSelect){
Walker w;
w.xExprCallback = sqlite3ExprWalkNoop;
w.pParse = pParse;
if( pParse->hasCompound ){
if( OK_IF_ALWAYS_TRUE(pParse->hasCompound) ){
w.xSelectCallback = convertCompoundSelectToSubquery;
w.xSelectCallback2 = 0;
sqlite3WalkSelect(&w, pSelect);