| # 2016 June 17 |
| # |
| # 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. The |
| # focus of this file is testing "(...) IN (SELECT ...)" expressions |
| # where the SELECT statement returns more than one column. |
| # |
| |
| set testdir [file dirname $argv0] |
| source $testdir/tester.tcl |
| set ::testprefix rowvalue3 |
| |
| do_execsql_test 1.0 { |
| CREATE TABLE t1(a, b, c); |
| CREATE INDEX i1 ON t1(a, b); |
| INSERT INTO t1 VALUES(1, 2, 3); |
| INSERT INTO t1 VALUES(4, 5, 6); |
| INSERT INTO t1 VALUES(7, 8, 9); |
| } |
| |
| foreach {tn sql res} { |
| 1 "SELECT 1 WHERE (4, 5) IN (SELECT a, b FROM t1)" 1 |
| 2 "SELECT 1 WHERE (5, 5) IN (SELECT a, b FROM t1)" {} |
| 3 "SELECT 1 WHERE (5, 4) IN (SELECT a, b FROM t1)" {} |
| 4 "SELECT 1 WHERE (5, 4) IN (SELECT b, a FROM t1)" 1 |
| 5 "SELECT 1 WHERE (SELECT a, b FROM t1 WHERE c=6) IN (SELECT a, b FROM t1)" 1 |
| 6 "SELECT (5, 4) IN (SELECT a, b FROM t1)" 0 |
| 7 "SELECT 1 WHERE (5, 4) IN (SELECT +b, +a FROM t1)" 1 |
| 8 "SELECT (5, 4) IN (SELECT +b, +a FROM t1)" 1 |
| 9 "SELECT (1, 2) IN (SELECT rowid, b FROM t1)" 1 |
| 10 "SELECT 1 WHERE (1, 2) IN (SELECT rowid, b FROM t1)" 1 |
| 11 "SELECT 1 WHERE (1, NULL) IN (SELECT rowid, b FROM t1)" {} |
| 12 "SELECT 1 FROM t1 WHERE (a, b) = (SELECT +a, +b FROM t1)" {1} |
| } { |
| do_execsql_test 1.$tn $sql $res |
| } |
| |
| #------------------------------------------------------------------------- |
| |
| do_execsql_test 2.0 { |
| CREATE TABLE z1(x, y, z); |
| CREATE TABLE kk(a, b); |
| |
| INSERT INTO z1 VALUES('a', 'b', 'c'); |
| INSERT INTO z1 VALUES('d', 'e', 'f'); |
| INSERT INTO z1 VALUES('g', 'h', 'i'); |
| |
| -- INSERT INTO kk VALUES('y', 'y'); |
| INSERT INTO kk VALUES('d', 'e'); |
| -- INSERT INTO kk VALUES('x', 'x'); |
| |
| } |
| |
| foreach {tn idx} { |
| 1 { } |
| 2 { CREATE INDEX z1idx ON z1(x, y) } |
| 3 { CREATE UNIQUE INDEX z1idx ON z1(x, y) } |
| 4 { CREATE INDEX z1idx ON kk(a, b) } |
| } { |
| execsql "DROP INDEX IF EXISTS z1idx" |
| execsql $idx |
| |
| do_execsql_test 2.$tn.1 { |
| SELECT * FROM z1 WHERE x IN (SELECT a FROM kk) |
| } {d e f} |
| |
| do_execsql_test 2.$tn.2 { |
| SELECT * FROM z1 WHERE (x,y) IN (SELECT a, b FROM kk) |
| } {d e f} |
| |
| do_execsql_test 2.$tn.3 { |
| SELECT * FROM z1 WHERE (x, +y) IN (SELECT a, b FROM kk) |
| } {d e f} |
| |
| do_execsql_test 2.$tn.4 { |
| SELECT * FROM z1 WHERE (x, +y) IN (SELECT a, b||'x' FROM kk) |
| } {} |
| |
| do_execsql_test 2.$tn.5 { |
| SELECT * FROM z1 WHERE (+x, y) IN (SELECT a, b FROM kk) |
| } {d e f} |
| } |
| |
| #------------------------------------------------------------------------- |
| # |
| |
| do_execsql_test 3.0 { |
| CREATE TABLE c1(a, b, c, d); |
| INSERT INTO c1(rowid, a, b) VALUES(1, NULL, 1); |
| INSERT INTO c1(rowid, a, b) VALUES(2, 2, NULL); |
| INSERT INTO c1(rowid, a, b) VALUES(3, 2, 2); |
| INSERT INTO c1(rowid, a, b) VALUES(4, 3, 3); |
| |
| INSERT INTO c1(rowid, a, b, c, d) VALUES(101, 'a', 'b', 1, 1); |
| INSERT INTO c1(rowid, a, b, c, d) VALUES(102, 'a', 'b', 1, 2); |
| INSERT INTO c1(rowid, a, b, c, d) VALUES(103, 'a', 'b', 1, 3); |
| INSERT INTO c1(rowid, a, b, c, d) VALUES(104, 'a', 'b', 2, 1); |
| INSERT INTO c1(rowid, a, b, c, d) VALUES(105, 'a', 'b', 2, 2); |
| INSERT INTO c1(rowid, a, b, c, d) VALUES(106, 'a', 'b', 2, 3); |
| INSERT INTO c1(rowid, a, b, c, d) VALUES(107, 'a', 'b', 3, 1); |
| INSERT INTO c1(rowid, a, b, c, d) VALUES(108, 'a', 'b', 3, 2); |
| INSERT INTO c1(rowid, a, b, c, d) VALUES(109, 'a', 'b', 3, 3); |
| } |
| |
| |
| foreach {tn idx} { |
| 1 { } |
| 2 { CREATE INDEX c1ab ON c1(a, b); } |
| 3 { CREATE INDEX c1ba ON c1(b, a); } |
| |
| 4 { CREATE INDEX c1cd ON c1(c, d); } |
| 5 { CREATE INDEX c1dc ON c1(d, c); } |
| } { |
| drop_all_indexes |
| |
| foreach {tn2 sql res} { |
| 1 "SELECT (1, 2) IN (SELECT a, b FROM c1)" {0} |
| 2 "SELECT (1, 1) IN (SELECT a, b FROM c1)" {{}} |
| 3 "SELECT (2, 1) IN (SELECT a, b FROM c1)" {{}} |
| 4 "SELECT (2, 2) IN (SELECT a, b FROM c1)" {1} |
| 5 "SELECT c, d FROM c1 WHERE (c, d) IN (SELECT d, c FROM c1)" |
| { 1 1 1 2 1 3 2 1 2 2 2 3 3 1 3 2 3 3 } |
| |
| 6 "SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1) ORDER BY c DESC" |
| { 3 1 3 2 3 3 2 1 2 2 2 3 1 1 1 2 1 3 } |
| |
| 7 { |
| SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1) |
| ORDER BY c DESC, d ASC |
| } { 3 1 3 2 3 3 2 1 2 2 2 3 1 1 1 2 1 3 } |
| |
| 8 { |
| SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1) |
| ORDER BY c ASC, d DESC |
| } { 1 3 1 2 1 1 2 3 2 2 2 1 3 3 3 2 3 1 } |
| |
| 9 { |
| SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1) |
| ORDER BY c ASC, d ASC |
| } { 1 1 1 2 1 3 2 1 2 2 2 3 3 1 3 2 3 3 } |
| 10 { |
| SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1) |
| ORDER BY c DESC, d DESC |
| } { 3 3 3 2 3 1 2 3 2 2 2 1 1 3 1 2 1 1 } |
| |
| } { |
| do_execsql_test 3.$tn.$tn2 $sql $res |
| } |
| } |
| |
| #------------------------------------------------------------------------- |
| |
| do_execsql_test 4.0 { |
| CREATE TABLE hh(a, b, c); |
| |
| INSERT INTO hh VALUES('a', 'a', 1); |
| INSERT INTO hh VALUES('a', 'b', 2); |
| INSERT INTO hh VALUES('b', 'a', 3); |
| INSERT INTO hh VALUES('b', 'b', 4); |
| |
| CREATE TABLE k1(x, y); |
| INSERT INTO k1 VALUES('a', 'a'); |
| INSERT INTO k1 VALUES('b', 'b'); |
| INSERT INTO k1 VALUES('a', 'b'); |
| INSERT INTO k1 VALUES('b', 'a'); |
| } |
| |
| foreach {tn idx} { |
| 1 { } |
| 2 { CREATE INDEX h1 ON hh(a, b); } |
| 3 { CREATE UNIQUE INDEX k1idx ON k1(x, y) } |
| 4 { CREATE UNIQUE INDEX k1idx ON k1(x, y DESC) } |
| 5 { |
| CREATE INDEX h1 ON hh(a, b); |
| CREATE UNIQUE INDEX k1idx ON k1(x, y); |
| } |
| 6 { |
| CREATE INDEX h1 ON hh(a, b); |
| CREATE UNIQUE INDEX k1idx ON k1(x, y DESC); |
| } |
| } { |
| drop_all_indexes |
| execsql $idx |
| foreach {tn2 orderby res} { |
| 1 "a ASC, b ASC" {1 2 3 4} |
| 2 "a ASC, b DESC" {2 1 4 3} |
| 3 "a DESC, b ASC" {3 4 1 2} |
| 4 "a DESC, b DESC" {4 3 2 1} |
| } { |
| do_execsql_test 4.$tn.$tn2 " |
| SELECT c FROM hh WHERE (a, b) in (SELECT x, y FROM k1) ORDER BY $orderby |
| " $res |
| } |
| } |
| |
| #------------------------------------------------------------------------- |
| |
| # 2016-11-17. Query flattening in a vector SELECT on the RHS of an IN |
| # operator. Ticket https://www.sqlite.org/src/info/da7841375186386c |
| # |
| do_execsql_test 5.0 { |
| DROP TABLE IF EXISTS t1; |
| DROP TABLE IF EXISTS t2; |
| CREATE TABLE T1(a TEXT); |
| INSERT INTO T1(a) VALUES ('aaa'); |
| CREATE TABLE T2(a TEXT PRIMARY KEY,n INT); |
| INSERT INTO T2(a, n) VALUES('aaa',0); |
| SELECT * FROM T2 |
| WHERE (a,n) IN (SELECT T1.a, V.n FROM T1, (SELECT * FROM (SELECT 0 n)) V); |
| } {aaa 0} |
| |
| |
| finish_test |