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Omit the "x IN (y)" to "x==y" optimization of check-in [e68b427afbc82e20]

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(and ticket [e39d032577df6942]) as it causes difficult affinity problems
as demonstrated by ticket [dbaf8a6820be1ece] and the original assertion fault
is no longer a factor due to countless other changes of the previous 5 years.

FossilOrigin-Name: 7f5168a76a400fc2e1e40c6950470b1bfb38a0be54fc5518c17c29fdae7d8f1f
This commit is contained in:
drh
2019-08-27 17:01:07 +00:00
parent 6397a78b2b
commit 790b37a240
9 changed files with 26 additions and 56 deletions
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2
src/expr.c
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@@ -44,7 +44,6 @@ char sqlite3TableColumnAffinity(Table *pTab, int iCol){
*/
char sqlite3ExprAffinity(Expr *pExpr){
int op;
if( pExpr->flags & EP_Generic ) return 0;
while( ExprHasProperty(pExpr, EP_Skip) ){
assert( pExpr->op==TK_COLLATE );
pExpr = pExpr->pLeft;
@@ -156,7 +155,6 @@ CollSeq *sqlite3ExprCollSeq(Parse *pParse, Expr *pExpr){
Expr *p = pExpr;
while( p ){
int op = p->op;
if( p->flags & EP_Generic ) break;
if( op==TK_REGISTER ) op = p->op2;
if( (op==TK_AGG_COLUMN || op==TK_COLUMN || op==TK_TRIGGER)
&& p->y.pTab!=0