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Overview
| Comment: | Remove an unused variable from fkey.c. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | 582bd7682831362cd0e2f91ac0dba5ab |
| User & Date: | dan 2009-09-29 11:28:52 |
Context
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2009-09-29
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| 15:41 | Check that a unique index uses the default collation sequences for each column before using it as part of a foreign key constraint operation. check-in: 64154174 user: dan tags: trunk | |
| 11:28 | Remove an unused variable from fkey.c. check-in: 582bd768 user: dan tags: trunk | |
| 06:33 | Various fixes so that "make test" works with OMIT_FOREIGN_KEY, OMIT_TRIGGER and OMIT_ALTER_TABLE. check-in: e4eb227b user: dan tags: trunk | |
Changes
Changes to src/fkey.c.
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sqlite3 *db = pParse->db; /* Database handle */ Vdbe *v; /* VM to write code to */ FKey *pFKey; /* Used to iterate through FKs */ int iDb; /* Index of database containing pTab */ const char *zDb; /* Name of database containing pTab */ int isIgnoreErrors = pParse->disableTriggers; assert( ( pChanges && (regOld==0)!=(regNew==0)) /* UPDATE operation */ || (!pChanges && !regOld && regNew) /* INSERT operation */ || (!pChanges && regOld && !regNew) /* DELETE operation */ ); /* If foreign-keys are disabled, this function is a no-op. */ if( (db->flags&SQLITE_ForeignKeys)==0 ) return; v = sqlite3GetVdbe(pParse); iDb = sqlite3SchemaToIndex(db, pTab->pSchema); zDb = db->aDb[iDb].zName; ................................................................................ } sqlite3DbFree(db, aiFree); } /* Loop through all the foreign key constraints that refer to this table */ for(pFKey = sqlite3FkReferences(pTab); pFKey; pFKey=pFKey->pNextTo){ int iGoto; /* Address of OP_Goto instruction */ Index *pIdx = 0; /* Foreign key index for pFKey */ SrcList *pSrc; int *aiCol = 0; if( !pFKey->isDeferred && !pParse->pToplevel && !pParse->isMultiWrite ){ assert( regOld==0 && regNew!=0 ); /* Inserting a single row into a parent table cannot cause an immediate ................................................................................ ** immediately if the FK constraint is violated, even if this is a ** deferred trigger. That's what RESTRICT means. To defer checking ** the constraint, the FK should specify NO ACTION (represented ** using OE_None). NO ACTION is the default. */ fkScanChildren(pParse, pSrc, pTab, pIdx, pFKey, aiCol, regOld, 1); } if( pChanges ){ sqlite3VdbeJumpHere(v, iGoto); } sqlite3SrcListDelete(db, pSrc); } sqlite3DbFree(db, aiCol); } } #define COLUMN_MASK(x) (((x)>31) ? 0xffffffff : ((u32)1<<(x))) |
> | < < < < < < < |
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sqlite3 *db = pParse->db; /* Database handle */ Vdbe *v; /* VM to write code to */ FKey *pFKey; /* Used to iterate through FKs */ int iDb; /* Index of database containing pTab */ const char *zDb; /* Name of database containing pTab */ int isIgnoreErrors = pParse->disableTriggers; /* Exactly one of regOld and regNew should be non-zero. */ assert( (regOld==0)!=(regNew==0) ); /* If foreign-keys are disabled, this function is a no-op. */ if( (db->flags&SQLITE_ForeignKeys)==0 ) return; v = sqlite3GetVdbe(pParse); iDb = sqlite3SchemaToIndex(db, pTab->pSchema); zDb = db->aDb[iDb].zName; ................................................................................ } sqlite3DbFree(db, aiFree); } /* Loop through all the foreign key constraints that refer to this table */ for(pFKey = sqlite3FkReferences(pTab); pFKey; pFKey=pFKey->pNextTo){ Index *pIdx = 0; /* Foreign key index for pFKey */ SrcList *pSrc; int *aiCol = 0; if( !pFKey->isDeferred && !pParse->pToplevel && !pParse->isMultiWrite ){ assert( regOld==0 && regNew!=0 ); /* Inserting a single row into a parent table cannot cause an immediate ................................................................................ ** immediately if the FK constraint is violated, even if this is a ** deferred trigger. That's what RESTRICT means. To defer checking ** the constraint, the FK should specify NO ACTION (represented ** using OE_None). NO ACTION is the default. */ fkScanChildren(pParse, pSrc, pTab, pIdx, pFKey, aiCol, regOld, 1); } sqlite3SrcListDelete(db, pSrc); } sqlite3DbFree(db, aiCol); } } #define COLUMN_MASK(x) (((x)>31) ? 0xffffffff : ((u32)1<<(x))) |
Changes to test/fkey2.test.
608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 |
catchsql { DELETE FROM t1 }
} {1 {foreign key constraint failed}}
#-------------------------------------------------------------------------
# The following tests, fkey2-10.*, test "foreign key mismatch" and
# other errors.
#
set tn 1
foreach zSql [list {
CREATE TABLE p(a PRIMARY KEY, b);
CREATE TABLE c(x REFERENCES p(c));
}] {
drop_all_tables
do_test fkey2-10.1.$tn {
execsql $zSql
catchsql { INSERT INTO c DEFAULT VALUES }
} {1 {foreign key mismatch}}
|
< > > > > > > |
608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 |
catchsql { DELETE FROM t1 }
} {1 {foreign key constraint failed}}
#-------------------------------------------------------------------------
# The following tests, fkey2-10.*, test "foreign key mismatch" and
# other errors.
#
set tn 1
foreach zSql [list {
CREATE TABLE p(a PRIMARY KEY, b);
CREATE TABLE c(x REFERENCES p(c));
} {
CREATE TABLE c(x REFERENCES v(y));
CREATE VIEW v AS SELECT x AS y FROM c;
} {
CREATE TABLE p(a, b, PRIMARY KEY(a, b));
CREATE TABLE c(x REFERENCES p);
}] {
drop_all_tables
do_test fkey2-10.1.$tn {
execsql $zSql
catchsql { INSERT INTO c DEFAULT VALUES }
} {1 {foreign key mismatch}}
|