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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.
#
#***********************************************************************
#
source [file join [file dirname $argv0] pg_common.tcl]
#=========================================================================
start_test upfrom1 "2020 April 22"
foreach {tn wo} {
1 "WITHOUT ROWID"
2 ""
} {
eval [string map [list %TN% $tn %WITHOUT_ROWID% $wo] {
execsql_test 1.%TN%.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);
}
execsql_test 1.%TN%.1 {
SELECT * FROM t2;
}
execsql_test 1.%TN%.2 {
UPDATE t2 SET b = chng.b, c = chng.c FROM chng WHERE chng.a = t2.a;
SELECT * FROM t2 ORDER BY a;
}
execsql_test 1.%TN%.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);
}
execsql_test 1.%TN%.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;
}
execsql_test 1.%TN%.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;
}
execsql_test 1.%TN%.6 {
UPDATE t3 SET c=x FROM t4;
SELECT * FROM t3 ORDER BY a;
}
}]}
execsql_test 2.1 {
DROP TABLE IF EXISTS t5;
DROP TABLE IF EXISTS m1;
DROP TABLE IF EXISTS m2;
CREATE TABLE t5(a INTEGER PRIMARY KEY, b TEXT, c TEXT);
CREATE TABLE m1(x INTEGER PRIMARY KEY, y TEXT);
CREATE TABLE m2(u INTEGER PRIMARY KEY, v TEXT);
INSERT INTO t5 VALUES(1, 'one', 'ONE');
INSERT INTO t5 VALUES(2, 'two', 'TWO');
INSERT INTO t5 VALUES(3, 'three', 'THREE');
INSERT INTO t5 VALUES(4, 'four', 'FOUR');
INSERT INTO m1 VALUES(1, 'i');
INSERT INTO m1 VALUES(2, 'ii');
INSERT INTO m1 VALUES(3, 'iii');
INSERT INTO m2 VALUES(1, 'I');
INSERT INTO m2 VALUES(3, 'II');
INSERT INTO m2 VALUES(4, 'III');
}
execsql_test 2.2 {
UPDATE t5 SET b=y, c=v FROM m1 LEFT JOIN m2 ON (x=u) WHERE x=a;
SELECT * FROM t5 ORDER BY a;
}
errorsql_test 2.3.1 {
UPDATE t5 SET b=1 FROM t5;
}
errorsql_test 2.3.2 {
UPDATE t5 AS apples SET b=1 FROM t5 AS apples;
}
finish_test
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