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Overview
| Comment: | Fix the ALTER TABLE RENAME command so that it converts FOREIGN KEY constraints in ATTACH-ed and in TEMP tables as well as in the main database. Ticket [13336e9c3c8c3f]. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
ab197d0aaf18016ac2dd3674f49bea5f |
| User & Date: | drh 2010-02-15 18:03:20 |
Context
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2010-02-16
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| 10:59 | Fix for [e9a9fde1f4]. When opening an existing rtree, determine the node size by inspecting the root node of the r-tree structure (instead of assuming it is a function of the page-size). check-in: ebc9433f user: dan tags: trunk | |
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2010-02-15
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| 18:03 | Fix the ALTER TABLE RENAME command so that it converts FOREIGN KEY constraints in ATTACH-ed and in TEMP tables as well as in the main database. Ticket [13336e9c3c8c3f]. check-in: ab197d0a user: drh tags: trunk | |
| 16:54 | When creating a trigger on a main database table when there is a TEMP table with the same name, make sure the trigger is bound to the main table. Ticket [985771e11612]. check-in: ec914af3 user: drh tags: trunk | |
Changes
Changes to src/alter.c.
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#if !defined(SQLITE_OMIT_FOREIGN_KEY) && !defined(SQLITE_OMIT_TRIGGER)
if( db->flags&SQLITE_ForeignKeys ){
/* If foreign-key support is enabled, rewrite the CREATE TABLE
** statements corresponding to all child tables of foreign key constraints
** for which the renamed table is the parent table. */
if( (zWhere=whereForeignKeys(pParse, pTab))!=0 ){
sqlite3NestedParse(pParse,
"UPDATE sqlite_master SET "
"sql = sqlite_rename_parent(sql, %Q, %Q) "
"WHERE %s;", zTabName, zName, zWhere);
sqlite3DbFree(db, zWhere);
}
}
#endif
/* Modify the sqlite_master table to use the new table name. */
sqlite3NestedParse(pParse,
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| | |
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#if !defined(SQLITE_OMIT_FOREIGN_KEY) && !defined(SQLITE_OMIT_TRIGGER)
if( db->flags&SQLITE_ForeignKeys ){
/* If foreign-key support is enabled, rewrite the CREATE TABLE
** statements corresponding to all child tables of foreign key constraints
** for which the renamed table is the parent table. */
if( (zWhere=whereForeignKeys(pParse, pTab))!=0 ){
sqlite3NestedParse(pParse,
"UPDATE \"%w\".%s SET "
"sql = sqlite_rename_parent(sql, %Q, %Q) "
"WHERE %s;", zDb, SCHEMA_TABLE(iDb), zTabName, zName, zWhere);
sqlite3DbFree(db, zWhere);
}
}
#endif
/* Modify the sqlite_master table to use the new table name. */
sqlite3NestedParse(pParse,
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Changes to test/fkey2.test.
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} {1 {foreign key constraint failed}}
do_test fkey2-14.2.2.6 {
catchsql { UPDATE t4 SET b = 1 }
} {0 {}}
do_test fkey2-14.2.2.7 {
execsql { INSERT INTO t3 VALUES(1, NULL, 1) }
} {}
}
do_test fkey-2.14.3.1 {
drop_all_tables
execsql {
CREATE TABLE t1(a, b REFERENCES nosuchtable);
DROP TABLE t1;
|
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} {1 {foreign key constraint failed}}
do_test fkey2-14.2.2.6 {
catchsql { UPDATE t4 SET b = 1 }
} {0 {}}
do_test fkey2-14.2.2.7 {
execsql { INSERT INTO t3 VALUES(1, NULL, 1) }
} {}
# Repeat for TEMP tables
#
drop_all_tables
do_test fkey2-14.1tmp.1 {
# Adding a column with a REFERENCES clause is not supported.
execsql {
CREATE TEMP TABLE t1(a PRIMARY KEY);
CREATE TEMP TABLE t2(a, b);
}
catchsql { ALTER TABLE t2 ADD COLUMN c REFERENCES t1 }
} {0 {}}
do_test fkey2-14.1tmp.2 {
catchsql { ALTER TABLE t2 ADD COLUMN d DEFAULT NULL REFERENCES t1 }
} {0 {}}
do_test fkey2-14.1tmp.3 {
catchsql { ALTER TABLE t2 ADD COLUMN e REFERENCES t1 DEFAULT NULL}
} {0 {}}
do_test fkey2-14.1tmp.4 {
catchsql { ALTER TABLE t2 ADD COLUMN f REFERENCES t1 DEFAULT 'text'}
} {1 {Cannot add a REFERENCES column with non-NULL default value}}
do_test fkey2-14.1tmp.5 {
catchsql { ALTER TABLE t2 ADD COLUMN g DEFAULT CURRENT_TIME REFERENCES t1 }
} {1 {Cannot add a REFERENCES column with non-NULL default value}}
do_test fkey2-14.1tmp.6 {
execsql {
PRAGMA foreign_keys = off;
ALTER TABLE t2 ADD COLUMN h DEFAULT 'text' REFERENCES t1;
PRAGMA foreign_keys = on;
SELECT sql FROM sqlite_temp_master WHERE name='t2';
}
} {{CREATE TABLE t2(a, b, c REFERENCES t1, d DEFAULT NULL REFERENCES t1, e REFERENCES t1 DEFAULT NULL, h DEFAULT 'text' REFERENCES t1)}}
do_test fkey2-14.2tmp.1.1 {
test_rename_parent {CREATE TABLE t1(a REFERENCES t2)} t2 t3
} {{CREATE TABLE t1(a REFERENCES "t3")}}
do_test fkey2-14.2tmp.1.2 {
test_rename_parent {CREATE TABLE t1(a REFERENCES t2)} t4 t3
} {{CREATE TABLE t1(a REFERENCES t2)}}
do_test fkey2-14.2tmp.1.3 {
test_rename_parent {CREATE TABLE t1(a REFERENCES "t2")} t2 t3
} {{CREATE TABLE t1(a REFERENCES "t3")}}
# Test ALTER TABLE RENAME TABLE a bit.
#
do_test fkey2-14.2tmp.2.1 {
drop_all_tables
execsql {
CREATE TEMP TABLE t1(a PRIMARY KEY, b REFERENCES t1);
CREATE TEMP TABLE t2(a PRIMARY KEY, b REFERENCES t1, c REFERENCES t2);
CREATE TEMP TABLE t3(a REFERENCES t1, b REFERENCES t2, c REFERENCES t1);
}
execsql { SELECT sql FROM sqlite_temp_master WHERE type = 'table'}
} [list \
{CREATE TABLE t1(a PRIMARY KEY, b REFERENCES t1)} \
{CREATE TABLE t2(a PRIMARY KEY, b REFERENCES t1, c REFERENCES t2)} \
{CREATE TABLE t3(a REFERENCES t1, b REFERENCES t2, c REFERENCES t1)} \
]
do_test fkey2-14.2tmp.2.2 {
execsql { ALTER TABLE t1 RENAME TO t4 }
execsql { SELECT sql FROM sqlite_temp_master WHERE type = 'table'}
} [list \
{CREATE TABLE "t4"(a PRIMARY KEY, b REFERENCES "t4")} \
{CREATE TABLE t2(a PRIMARY KEY, b REFERENCES "t4", c REFERENCES t2)} \
{CREATE TABLE t3(a REFERENCES "t4", b REFERENCES t2, c REFERENCES "t4")} \
]
do_test fkey2-14.2tmp.2.3 {
catchsql { INSERT INTO t3 VALUES(1, 2, 3) }
} {1 {foreign key constraint failed}}
do_test fkey2-14.2tmp.2.4 {
execsql { INSERT INTO t4 VALUES(1, NULL) }
} {}
do_test fkey2-14.2tmp.2.5 {
catchsql { UPDATE t4 SET b = 5 }
} {1 {foreign key constraint failed}}
do_test fkey2-14.2tmp.2.6 {
catchsql { UPDATE t4 SET b = 1 }
} {0 {}}
do_test fkey2-14.2tmp.2.7 {
execsql { INSERT INTO t3 VALUES(1, NULL, 1) }
} {}
# Repeat for ATTACH-ed tables
#
drop_all_tables
do_test fkey2-14.1aux.1 {
# Adding a column with a REFERENCES clause is not supported.
execsql {
ATTACH ':memory:' AS aux;
CREATE TABLE aux.t1(a PRIMARY KEY);
CREATE TABLE aux.t2(a, b);
}
catchsql { ALTER TABLE t2 ADD COLUMN c REFERENCES t1 }
} {0 {}}
do_test fkey2-14.1aux.2 {
catchsql { ALTER TABLE t2 ADD COLUMN d DEFAULT NULL REFERENCES t1 }
} {0 {}}
do_test fkey2-14.1aux.3 {
catchsql { ALTER TABLE t2 ADD COLUMN e REFERENCES t1 DEFAULT NULL}
} {0 {}}
do_test fkey2-14.1aux.4 {
catchsql { ALTER TABLE t2 ADD COLUMN f REFERENCES t1 DEFAULT 'text'}
} {1 {Cannot add a REFERENCES column with non-NULL default value}}
do_test fkey2-14.1aux.5 {
catchsql { ALTER TABLE t2 ADD COLUMN g DEFAULT CURRENT_TIME REFERENCES t1 }
} {1 {Cannot add a REFERENCES column with non-NULL default value}}
do_test fkey2-14.1aux.6 {
execsql {
PRAGMA foreign_keys = off;
ALTER TABLE t2 ADD COLUMN h DEFAULT 'text' REFERENCES t1;
PRAGMA foreign_keys = on;
SELECT sql FROM aux.sqlite_master WHERE name='t2';
}
} {{CREATE TABLE t2(a, b, c REFERENCES t1, d DEFAULT NULL REFERENCES t1, e REFERENCES t1 DEFAULT NULL, h DEFAULT 'text' REFERENCES t1)}}
do_test fkey2-14.2aux.1.1 {
test_rename_parent {CREATE TABLE t1(a REFERENCES t2)} t2 t3
} {{CREATE TABLE t1(a REFERENCES "t3")}}
do_test fkey2-14.2aux.1.2 {
test_rename_parent {CREATE TABLE t1(a REFERENCES t2)} t4 t3
} {{CREATE TABLE t1(a REFERENCES t2)}}
do_test fkey2-14.2aux.1.3 {
test_rename_parent {CREATE TABLE t1(a REFERENCES "t2")} t2 t3
} {{CREATE TABLE t1(a REFERENCES "t3")}}
# Test ALTER TABLE RENAME TABLE a bit.
#
do_test fkey2-14.2aux.2.1 {
drop_all_tables
execsql {
CREATE TABLE aux.t1(a PRIMARY KEY, b REFERENCES t1);
CREATE TABLE aux.t2(a PRIMARY KEY, b REFERENCES t1, c REFERENCES t2);
CREATE TABLE aux.t3(a REFERENCES t1, b REFERENCES t2, c REFERENCES t1);
}
execsql { SELECT sql FROM aux.sqlite_master WHERE type = 'table'}
} [list \
{CREATE TABLE t1(a PRIMARY KEY, b REFERENCES t1)} \
{CREATE TABLE t2(a PRIMARY KEY, b REFERENCES t1, c REFERENCES t2)} \
{CREATE TABLE t3(a REFERENCES t1, b REFERENCES t2, c REFERENCES t1)} \
]
do_test fkey2-14.2aux.2.2 {
execsql { ALTER TABLE t1 RENAME TO t4 }
execsql { SELECT sql FROM aux.sqlite_master WHERE type = 'table'}
} [list \
{CREATE TABLE "t4"(a PRIMARY KEY, b REFERENCES "t4")} \
{CREATE TABLE t2(a PRIMARY KEY, b REFERENCES "t4", c REFERENCES t2)} \
{CREATE TABLE t3(a REFERENCES "t4", b REFERENCES t2, c REFERENCES "t4")} \
]
do_test fkey2-14.2aux.2.3 {
catchsql { INSERT INTO t3 VALUES(1, 2, 3) }
} {1 {foreign key constraint failed}}
do_test fkey2-14.2aux.2.4 {
execsql { INSERT INTO t4 VALUES(1, NULL) }
} {}
do_test fkey2-14.2aux.2.5 {
catchsql { UPDATE t4 SET b = 5 }
} {1 {foreign key constraint failed}}
do_test fkey2-14.2aux.2.6 {
catchsql { UPDATE t4 SET b = 1 }
} {0 {}}
do_test fkey2-14.2aux.2.7 {
execsql { INSERT INTO t3 VALUES(1, NULL, 1) }
} {}
}
do_test fkey-2.14.3.1 {
drop_all_tables
execsql {
CREATE TABLE t1(a, b REFERENCES nosuchtable);
DROP TABLE t1;
|
Changes to test/tester.tcl.
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# Drop all tables in database [db]
proc drop_all_tables {{db db}} {
ifcapable trigger&&foreignkey {
set pk [$db one "PRAGMA foreign_keys"]
$db eval "PRAGMA foreign_keys = OFF"
}
foreach {t type} [$db eval {
SELECT name, type FROM sqlite_master
WHERE type IN('table', 'view') AND name NOT like 'sqlite_%'
}] {
$db eval "DROP $type $t"
}
ifcapable trigger&&foreignkey {
$db eval "PRAGMA foreign_keys = $pk"
}
}
# If the library is compiled with the SQLITE_DEFAULT_AUTOVACUUM macro set
# to non-zero, then set the global variable $AUTOVACUUM to 1.
set AUTOVACUUM $sqlite_options(default_autovacuum)
source $testdir/thread_common.tcl
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# Drop all tables in database [db]
proc drop_all_tables {{db db}} {
ifcapable trigger&&foreignkey {
set pk [$db one "PRAGMA foreign_keys"]
$db eval "PRAGMA foreign_keys = OFF"
}
foreach {idx name file} [db eval {PRAGMA database_list}] {
if {$idx==1} {
set master sqlite_temp_master
} else {
set master $name.sqlite_master
}
foreach {t type} [$db eval "
SELECT name, type FROM $master
WHERE type IN('table', 'view') AND name NOT like 'sqlite_%'
"] {
$db eval "DROP $type $t"
}
}
ifcapable trigger&&foreignkey {
$db eval "PRAGMA foreign_keys = $pk"
}
}
# If the library is compiled with the SQLITE_DEFAULT_AUTOVACUUM macro set
# to non-zero, then set the global variable $AUTOVACUUM to 1.
set AUTOVACUUM $sqlite_options(default_autovacuum)
source $testdir/thread_common.tcl
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