Files
sqlite/test/upfrom1.test
T
dan 69887c99d4 Allow a FROM clause in UPDATE statements.
FossilOrigin-Name: f353a1a613bb7ad8cedcda377a7fe6fd05ee03b1f50665b00b84a868a71c5bec
2020-04-27 20:55:33 +00:00

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# 2020 April 22
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.
#
####################################################
# DO NOT EDIT! THIS FILE IS AUTOMATICALLY GENERATED!
####################################################
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix upfrom1
do_execsql_test 1.1.0 {
DROP TABLE IF EXISTS t2;
CREATE TABLE t2(a INTEGER PRIMARY KEY, b INTEGER, c INTEGER) WITHOUT ROWID;
INSERT INTO t2 VALUES(1, 2, 3);
INSERT INTO t2 VALUES(4, 5, 6);
INSERT INTO t2 VALUES(7, 8, 9);
DROP TABLE IF EXISTS chng;
CREATE TABLE chng(a INTEGER, b INTEGER, c INTEGER);
INSERT INTO chng VALUES(1, 100, 1000);
INSERT INTO chng VALUES(7, 700, 7000);
} {}
do_execsql_test 1.1.1 {
SELECT * FROM t2;
} {1 2 3 4 5 6 7 8 9}
do_execsql_test 1.1.2 {
UPDATE t2 SET b = chng.b, c = chng.c FROM chng WHERE chng.a = t2.a;
SELECT * FROM t2 ORDER BY a;
} {1 100 1000 4 5 6 7 700 7000}
do_execsql_test 1.1.3 {
DELETE FROM t2;
INSERT INTO t2 VALUES(1, 2, 3);
INSERT INTO t2 VALUES(4, 5, 6);
INSERT INTO t2 VALUES(7, 8, 9);
} {}
do_execsql_test 1.1.4 {
UPDATE t2 SET (b, c) = (SELECT b, c FROM chng WHERE a=t2.a)
WHERE a IN (SELECT a FROM chng);
SELECT * FROM t2 ORDER BY a;
} {1 100 1000 4 5 6 7 700 7000}
do_execsql_test 1.1.5 {
DROP TABLE IF EXISTS t3;
CREATE TABLE t3(a INTEGER PRIMARY KEY, b INTEGER, c TEXT) WITHOUT ROWID;
INSERT INTO t3 VALUES(1, 1, 'one');
INSERT INTO t3 VALUES(2, 2, 'two');
INSERT INTO t3 VALUES(3, 3, 'three');
DROP TABLE IF EXISTS t4;
CREATE TABLE t4(x TEXT);
INSERT INTO t4 VALUES('five');
SELECT * FROM t3 ORDER BY a;
} {1 1 one 2 2 two 3 3 three}
do_execsql_test 1.1.6 {
UPDATE t3 SET c=x FROM t4;
SELECT * FROM t3 ORDER BY a;
} {1 1 five 2 2 five 3 3 five}
do_execsql_test 1.2.0 {
DROP TABLE IF EXISTS t2;
CREATE TABLE t2(a INTEGER PRIMARY KEY, b INTEGER, c INTEGER) ;
INSERT INTO t2 VALUES(1, 2, 3);
INSERT INTO t2 VALUES(4, 5, 6);
INSERT INTO t2 VALUES(7, 8, 9);
DROP TABLE IF EXISTS chng;
CREATE TABLE chng(a INTEGER, b INTEGER, c INTEGER);
INSERT INTO chng VALUES(1, 100, 1000);
INSERT INTO chng VALUES(7, 700, 7000);
} {}
do_execsql_test 1.2.1 {
SELECT * FROM t2;
} {1 2 3 4 5 6 7 8 9}
do_execsql_test 1.2.2 {
UPDATE t2 SET b = chng.b, c = chng.c FROM chng WHERE chng.a = t2.a;
SELECT * FROM t2 ORDER BY a;
} {1 100 1000 4 5 6 7 700 7000}
do_execsql_test 1.2.3 {
DELETE FROM t2;
INSERT INTO t2 VALUES(1, 2, 3);
INSERT INTO t2 VALUES(4, 5, 6);
INSERT INTO t2 VALUES(7, 8, 9);
} {}
do_execsql_test 1.2.4 {
UPDATE t2 SET (b, c) = (SELECT b, c FROM chng WHERE a=t2.a)
WHERE a IN (SELECT a FROM chng);
SELECT * FROM t2 ORDER BY a;
} {1 100 1000 4 5 6 7 700 7000}
do_execsql_test 1.2.5 {
DROP TABLE IF EXISTS t3;
CREATE TABLE t3(a INTEGER PRIMARY KEY, b INTEGER, c TEXT) ;
INSERT INTO t3 VALUES(1, 1, 'one');
INSERT INTO t3 VALUES(2, 2, 'two');
INSERT INTO t3 VALUES(3, 3, 'three');
DROP TABLE IF EXISTS t4;
CREATE TABLE t4(x TEXT);
INSERT INTO t4 VALUES('five');
SELECT * FROM t3 ORDER BY a;
} {1 1 one 2 2 two 3 3 three}
do_execsql_test 1.2.6 {
UPDATE t3 SET c=x FROM t4;
SELECT * FROM t3 ORDER BY a;
} {1 1 five 2 2 five 3 3 five}
finish_test