mirror of
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254 lines
6.4 KiB
Plaintext
254 lines
6.4 KiB
Plaintext
# 2001 September 15
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library.
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#
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# This file implements tests for foreign keys.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set testprefix fkey8
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ifcapable {!foreignkey} {
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finish_test
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return
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}
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do_execsql_test 1.0 { PRAGMA foreign_keys = 1; }
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foreach {tn use_stmt sql schema} {
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1 1 "DELETE FROM p1" {
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CREATE TABLE p1(a PRIMARY KEY);
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CREATE TABLE c1(b REFERENCES p1);
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}
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2.1 0 "DELETE FROM p1" {
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CREATE TABLE p1(a PRIMARY KEY);
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CREATE TABLE c1(b REFERENCES p1 ON DELETE CASCADE);
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}
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2.2 0 "DELETE FROM p1" {
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CREATE TABLE p1(a PRIMARY KEY);
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CREATE TABLE c1(b REFERENCES p1 ON DELETE SET NULL);
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}
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2.3 1 "DELETE FROM p1" {
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CREATE TABLE p1(a PRIMARY KEY);
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CREATE TABLE c1(b REFERENCES p1 ON DELETE SET DEFAULT);
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}
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3 1 "DELETE FROM p1" {
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CREATE TABLE p1(a PRIMARY KEY);
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CREATE TABLE c1(b REFERENCES p1 ON DELETE CASCADE);
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CREATE TRIGGER ct1 AFTER DELETE ON c1 BEGIN
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INSERT INTO p1 VALUES('x');
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END;
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}
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4 1 "DELETE FROM p1" {
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CREATE TABLE p1(a PRIMARY KEY);
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CREATE TABLE c1(b REFERENCES p1 ON DELETE CASCADE, c PRIMARY KEY);
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CREATE TABLE cc1(d REFERENCES c1);
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}
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5.1 0 "DELETE FROM p1" {
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CREATE TABLE p1(a PRIMARY KEY);
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CREATE TABLE c1(b REFERENCES p1 ON DELETE CASCADE, c PRIMARY KEY);
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CREATE TABLE cc1(d REFERENCES c1 ON DELETE CASCADE);
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}
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5.2 0 "DELETE FROM p1" {
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CREATE TABLE p1(a PRIMARY KEY);
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CREATE TABLE c1(b REFERENCES p1 ON DELETE CASCADE, c PRIMARY KEY);
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CREATE TABLE cc1(d REFERENCES c1 ON DELETE SET NULL);
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}
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5.3 1 "DELETE FROM p1" {
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CREATE TABLE p1(a PRIMARY KEY);
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CREATE TABLE c1(b REFERENCES p1 ON DELETE CASCADE, c PRIMARY KEY);
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CREATE TABLE cc1(d REFERENCES c1 ON DELETE SET DEFAULT);
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}
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6.1 1 "UPDATE p1 SET a = ?" {
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CREATE TABLE p1(a PRIMARY KEY);
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CREATE TABLE c1(b REFERENCES p1 ON UPDATE SET NULL, c);
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}
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6.2 0 "UPDATE OR IGNORE p1 SET a = ?" {
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CREATE TABLE p1(a PRIMARY KEY);
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CREATE TABLE c1(b REFERENCES p1 ON UPDATE SET NULL, c);
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}
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6.3 1 "UPDATE OR IGNORE p1 SET a = ?" {
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CREATE TABLE p1(a PRIMARY KEY);
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CREATE TABLE c1(b REFERENCES p1 ON UPDATE CASCADE, c);
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}
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6.4 1 "UPDATE OR IGNORE p1 SET a = ?" {
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CREATE TABLE p1(a PRIMARY KEY);
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CREATE TABLE c1(b NOT NULL REFERENCES p1 ON UPDATE SET NULL, c);
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}
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} {
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drop_all_tables
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do_test 1.$tn {
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execsql $schema
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set stmt [sqlite3_prepare_v2 db $sql -1 dummy]
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set ret [uses_stmt_journal $stmt]
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sqlite3_finalize $stmt
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set ret
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} $use_stmt
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}
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#-------------------------------------------------------------------------
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# The following tests check that foreign key constaint counters are
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# correctly updated for any implicit DELETE operations that occur
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# when a REPLACE command is executed against a WITHOUT ROWID table
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# that has no triggers or auxiliary indexes.
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#
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reset_db
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do_execsql_test 2.1.0 {
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PRAGMA foreign_keys = on;
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CREATE TABLE p1(a PRIMARY KEY, b) WITHOUT ROWID;
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CREATE TABLE c1(x REFERENCES p1 DEFERRABLE INITIALLY DEFERRED);
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INSERT INTO p1 VALUES(1, 'one');
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INSERT INTO p1 VALUES(2, 'two');
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INSERT INTO c1 VALUES(1);
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INSERT INTO c1 VALUES(2);
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}
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do_catchsql_test 2.1.2 {
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BEGIN;
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DELETE FROM p1 WHERE a=1;
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INSERT OR REPLACE INTO p1 VALUES(2, 'two');
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COMMIT;
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} {1 {FOREIGN KEY constraint failed}}
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reset_db
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do_execsql_test 2.2.0 {
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PRAGMA foreign_keys = on;
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CREATE TABLE p2(a PRIMARY KEY, b);
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CREATE TABLE c2(
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x PRIMARY KEY,
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y REFERENCES p2 DEFERRABLE INITIALLY DEFERRED
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) WITHOUT ROWID;
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}
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do_catchsql_test 2.2.1 {
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BEGIN;
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INSERT INTO c2 VALUES(13, 13);
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INSERT OR REPLACE INTO c2 VALUES(13, 13);
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DELETE FROM c2;
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COMMIT;
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} {0 {}}
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reset_db
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do_execsql_test 2.3.0 {
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PRAGMA foreign_keys = on;
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CREATE TABLE p3(a PRIMARY KEY, b) WITHOUT ROWID;
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CREATE TABLE c3(x REFERENCES p3);
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INSERT INTO p3 VALUES(1, 'one');
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INSERT INTO p3 VALUES(2, 'two');
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INSERT INTO c3 VALUES(1);
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INSERT INTO c3 VALUES(2);
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CREATE TRIGGER p3d AFTER DELETE ON p3 WHEN old.a=1 BEGIN
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INSERT OR REPLACE INTO p3 VALUES(2, 'three');
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END;
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}
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do_catchsql_test 2.3.1 {
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DELETE FROM p3 WHERE a=1
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} {1 {FOREIGN KEY constraint failed}}
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do_execsql_test 3.0 {
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PRAGMA foreign_keys=ON;
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CREATE TABLE t2(
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a PRIMARY KEY, b, c, d, e,
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FOREIGN KEY(b, c) REFERENCES t2(d, e)
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) WITHOUT ROWID;
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CREATE UNIQUE INDEX idx ON t2(d, e);
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INSERT INTO t2 VALUES(1, 'one', 'one', 'one', 'one'); -- row is parent of self
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INSERT INTO t2 VALUES(2, 'one', 'one', 'one', NULL); -- parent is row 1
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}
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do_catchsql_test 3.1 {
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DELETE FROM t2 WHERE a=1;
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} {1 {FOREIGN KEY constraint failed}}
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do_execsql_test 4.0 {
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CREATE TABLE t1 (
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c1 PRIMARY KEY,
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c2 NUMERIC,
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FOREIGN KEY(c1) REFERENCES t1(c2)
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) WITHOUT ROWID ;
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CREATE INDEX t1c1 ON t1(c1);
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CREATE UNIQUE INDEX t1c1unique ON t1(c2);
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}
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do_catchsql_test 4.1 {
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INSERT OR REPLACE INTO t1 VALUES(10000, 20000);
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} {1 {FOREIGN KEY constraint failed}}
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do_execsql_test 4.2 {
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INSERT OR REPLACE INTO t1 VALUES(20000, 20000);
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}
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#-------------------------------------------------------------------------
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reset_db
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do_execsql_test 5.0 {
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PRAGMA foreign_keys = true;
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CREATE TABLE parent(
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p TEXT PRIMARY KEY
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);
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CREATE TABLE child(
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c INTEGER UNIQUE,
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FOREIGN KEY(c) REFERENCES parent(p) DEFERRABLE INITIALLY DEFERRED
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);
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BEGIN;
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INSERT INTO child VALUES(123);
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INSERT INTO parent VALUES('123');
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COMMIT;
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}
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do_execsql_test 5.1 {
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PRAGMA integrity_check;
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} {ok}
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do_execsql_test 5.2 {
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INSERT INTO parent VALUES(1200);
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BEGIN;
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INSERT INTO child VALUES(456);
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UPDATE parent SET p = '456' WHERE p=1200;
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COMMIT;
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}
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do_execsql_test 5.3 {
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PRAGMA integrity_check;
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} {ok}
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#-------------------------------------------------------------------------
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reset_db
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forcedelete test.db2
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do_execsql_test 6.1 {
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PRAGMA foreign_keys = on;
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CREATE TABLE c1(b);
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INSERT INTO c1 VALUES(123);
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}
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do_execsql_test 6.2 {
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ATTACH 'test.db2' AS aux;
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CREATE TABLE aux.p1(a INTEGER PRIMARY KEY);
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CREATE TABLE aux.c1(b REFERENCES p1(a) ON DELETE RESTRICT);
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INSERT INTO aux.p1 VALUES(123);
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}
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do_execsql_test 6.3 {
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DELETE FROM aux.p1 WHERE a=123;
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}
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finish_test
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