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Make sure the affinity and datatype of sub-subqueries are initialized

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prior to subqueries as the latter relies on the former.

FossilOrigin-Name: 39b4e6ff9316cc78ea88349091e195b8104d1e9e
This commit is contained in:
drh
2013-04-25 00:57:10 +00:00
parent ed17167e1d
commit aa87f9a68b
8 changed files with 53 additions and 16 deletions
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3
src/select.c
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@@ -3576,6 +3576,7 @@ static int exprWalkNoop(Walker *NotUsed, Expr *NotUsed2){
*/
static void sqlite3SelectExpand(Parse *pParse, Select *pSelect){
Walker w;
memset(&w, 0, sizeof(w));
w.xSelectCallback = selectExpander;
w.xExprCallback = exprWalkNoop;
w.pParse = pParse;
@@ -3634,9 +3635,11 @@ static int selectAddSubqueryTypeInfo(Walker *pWalker, Select *p){
static void sqlite3SelectAddTypeInfo(Parse *pParse, Select *pSelect){
#ifndef SQLITE_OMIT_SUBQUERY
Walker w;
memset(&w, 0, sizeof(w));
w.xSelectCallback = selectAddSubqueryTypeInfo;
w.xExprCallback = exprWalkNoop;
w.pParse = pParse;
w.bSelectDepthFirst = 1;
sqlite3WalkSelect(&w, pSelect);
#endif
}