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If an update does not modify any child or parent key columns, omit foreign key processing for the statement.

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FossilOrigin-Name: edff3500058eb8ad2381f855ef7a09ecb680f7b8
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dan
2009-10-01 16:09:04 +00:00
parent d583502e7d
commit e7a94d8128
9 changed files with 94 additions and 59 deletions
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12
src/sqliteInt.h
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@@ -2949,18 +2949,18 @@ VTable *sqlite3GetVTable(sqlite3*, Table*);
** provided (enforcement of FK constraints requires the triggers sub-system).
*/
#if !defined(SQLITE_OMIT_FOREIGN_KEY) && !defined(SQLITE_OMIT_TRIGGER)
void sqlite3FkCheck(Parse*, Table*, ExprList*, int, int);
void sqlite3FkCheck(Parse*, Table*, int, int);
void sqlite3FkDropTable(Parse*, SrcList *, Table*);
void sqlite3FkActions(Parse*, Table*, ExprList*, int);
int sqlite3FkRequired(Parse*, Table*, ExprList*);
u32 sqlite3FkOldmask(Parse*, Table*, ExprList*);
int sqlite3FkRequired(Parse*, Table*, int*, int);
u32 sqlite3FkOldmask(Parse*, Table*);
FKey *sqlite3FkReferences(Table *);
#else
#define sqlite3FkActions(a,b,c,d)
#define sqlite3FkCheck(a,b,c,d,e)
#define sqlite3FkCheck(a,b,c,d)
#define sqlite3FkDropTable(a,b,c)
#define sqlite3FkOldmask(a,b,c) 0
#define sqlite3FkRequired(a,b,c) 0
#define sqlite3FkOldmask(a,b) 0
#define sqlite3FkRequired(a,b,c,d) 0
#endif
#ifndef SQLITE_OMIT_FOREIGN_KEY
void sqlite3FkDelete(Table*);