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Take care when checking the table of a TK_COLUMN expression node to see if the

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table is a virtual table to first ensure that the Expr.y.pTab pointer is not
null due to generated column optimizations.  Ticket [4374860b29383380].

FossilOrigin-Name: 9d0d4ab95dc0c56e053c2924ed322a9ea7b25439e6f74599f706905a1994e454
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drh
2020-02-17 00:12:04 +00:00
parent ac9e184e1f
commit bf48ce49f7
5 changed files with 25 additions and 15 deletions
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src/sqliteInt.h
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@@ -4278,6 +4278,7 @@ int sqlite3ExprIsTableConstant(Expr*,int);
int sqlite3ExprContainsSubquery(Expr*);
#endif
int sqlite3ExprIsInteger(Expr*, int*);
int sqlite3ExprIsVtabRef(Expr*);
int sqlite3ExprCanBeNull(const Expr*);
int sqlite3ExprNeedsNoAffinityChange(const Expr*, char);
int sqlite3IsRowid(const char*);