3 # The author disclaims copyright to this source code. In place of
4 # a legal notice, here is a blessing:
6 # May you do good and not evil.
7 # May you find forgiveness for yourself and forgive others.
8 # May you share freely, never taking more than you give.
10 #***********************************************************************
11 # This file implements regression tests for SQLite library. The
12 # focus of this file is testing "(...) IN (SELECT ...)" expressions
13 # where the SELECT statement returns more than one column.
16 set testdir [file dirname $argv0]
17 source $testdir/tester.tcl
18 set ::testprefix rowvalue3
21 CREATE TABLE t1(a, b, c);
22 CREATE INDEX i1 ON t1(a, b);
23 INSERT INTO t1 VALUES(1, 2, 3);
24 INSERT INTO t1 VALUES(4, 5, 6);
25 INSERT INTO t1 VALUES(7, 8, 9);
28 foreach {tn sql res} {
29 1 "SELECT 1 WHERE (4, 5) IN (SELECT a, b FROM t1)" 1
30 2 "SELECT 1 WHERE (5, 5) IN (SELECT a, b FROM t1)" {}
31 3 "SELECT 1 WHERE (5, 4) IN (SELECT a, b FROM t1)" {}
32 4 "SELECT 1 WHERE (5, 4) IN (SELECT b, a FROM t1)" 1
33 5 "SELECT 1 WHERE (SELECT a, b FROM t1 WHERE c=6) IN (SELECT a, b FROM t1)" 1
34 6 "SELECT (5, 4) IN (SELECT a, b FROM t1)" 0
35 7 "SELECT 1 WHERE (5, 4) IN (SELECT +b, +a FROM t1)" 1
36 8 "SELECT (5, 4) IN (SELECT +b, +a FROM t1)" 1
37 9 "SELECT (1, 2) IN (SELECT rowid, b FROM t1)" 1
38 10 "SELECT 1 WHERE (1, 2) IN (SELECT rowid, b FROM t1)" 1
39 11 "SELECT 1 WHERE (1, NULL) IN (SELECT rowid, b FROM t1)" {}
40 12 "SELECT 1 FROM t1 WHERE (a, b) = (SELECT +a, +b FROM t1)" {1}
42 do_execsql_test 1.$tn $sql $res
45 #-------------------------------------------------------------------------
48 CREATE TABLE z1(x, y, z);
49 CREATE TABLE kk(a, b);
51 INSERT INTO z1 VALUES('a', 'b', 'c');
52 INSERT INTO z1 VALUES('d', 'e', 'f');
53 INSERT INTO z1 VALUES('g', 'h', 'i');
55 -- INSERT INTO kk VALUES('y', 'y');
56 INSERT INTO kk VALUES('d', 'e');
57 -- INSERT INTO kk VALUES('x', 'x');
63 2 { CREATE INDEX z1idx ON z1(x, y) }
64 3 { CREATE UNIQUE INDEX z1idx ON z1(x, y) }
65 4 { CREATE INDEX z1idx ON kk(a, b) }
67 execsql "DROP INDEX IF EXISTS z1idx"
70 do_execsql_test 2.$tn.1 {
71 SELECT * FROM z1 WHERE x IN (SELECT a FROM kk)
74 do_execsql_test 2.$tn.2 {
75 SELECT * FROM z1 WHERE (x,y) IN (SELECT a, b FROM kk)
78 do_execsql_test 2.$tn.3 {
79 SELECT * FROM z1 WHERE (x, +y) IN (SELECT a, b FROM kk)
82 do_execsql_test 2.$tn.4 {
83 SELECT * FROM z1 WHERE (x, +y) IN (SELECT a, b||'x' FROM kk)
86 do_execsql_test 2.$tn.5 {
87 SELECT * FROM z1 WHERE (+x, y) IN (SELECT a, b FROM kk)
91 #-------------------------------------------------------------------------
95 CREATE TABLE c1(a, b, c, d);
96 INSERT INTO c1(rowid, a, b) VALUES(1, NULL, 1);
97 INSERT INTO c1(rowid, a, b) VALUES(2, 2, NULL);
98 INSERT INTO c1(rowid, a, b) VALUES(3, 2, 2);
99 INSERT INTO c1(rowid, a, b) VALUES(4, 3, 3);
101 INSERT INTO c1(rowid, a, b, c, d) VALUES(101, 'a', 'b', 1, 1);
102 INSERT INTO c1(rowid, a, b, c, d) VALUES(102, 'a', 'b', 1, 2);
103 INSERT INTO c1(rowid, a, b, c, d) VALUES(103, 'a', 'b', 1, 3);
104 INSERT INTO c1(rowid, a, b, c, d) VALUES(104, 'a', 'b', 2, 1);
105 INSERT INTO c1(rowid, a, b, c, d) VALUES(105, 'a', 'b', 2, 2);
106 INSERT INTO c1(rowid, a, b, c, d) VALUES(106, 'a', 'b', 2, 3);
107 INSERT INTO c1(rowid, a, b, c, d) VALUES(107, 'a', 'b', 3, 1);
108 INSERT INTO c1(rowid, a, b, c, d) VALUES(108, 'a', 'b', 3, 2);
109 INSERT INTO c1(rowid, a, b, c, d) VALUES(109, 'a', 'b', 3, 3);
115 2 { CREATE INDEX c1ab ON c1(a, b); }
116 3 { CREATE INDEX c1ba ON c1(b, a); }
118 4 { CREATE INDEX c1cd ON c1(c, d); }
119 5 { CREATE INDEX c1dc ON c1(d, c); }
123 foreach {tn2 sql res} {
124 1 "SELECT (1, 2) IN (SELECT a, b FROM c1)" {0}
125 2 "SELECT (1, 1) IN (SELECT a, b FROM c1)" {{}}
126 3 "SELECT (2, 1) IN (SELECT a, b FROM c1)" {{}}
127 4 "SELECT (2, 2) IN (SELECT a, b FROM c1)" {1}
128 5 "SELECT c, d FROM c1 WHERE (c, d) IN (SELECT d, c FROM c1)"
129 { 1 1 1 2 1 3 2 1 2 2 2 3 3 1 3 2 3 3 }
131 6 "SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1) ORDER BY c DESC"
132 { 3 1 3 2 3 3 2 1 2 2 2 3 1 1 1 2 1 3 }
135 SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1)
136 ORDER BY c DESC, d ASC
137 } { 3 1 3 2 3 3 2 1 2 2 2 3 1 1 1 2 1 3 }
140 SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1)
141 ORDER BY c ASC, d DESC
142 } { 1 3 1 2 1 1 2 3 2 2 2 1 3 3 3 2 3 1 }
145 SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1)
146 ORDER BY c ASC, d ASC
147 } { 1 1 1 2 1 3 2 1 2 2 2 3 3 1 3 2 3 3 }
149 SELECT c, d FROM c1 WHERE (c,d) IN (SELECT d, c FROM c1)
150 ORDER BY c DESC, d DESC
151 } { 3 3 3 2 3 1 2 3 2 2 2 1 1 3 1 2 1 1 }
154 do_execsql_test 3.$tn.$tn2 $sql $res
158 #-------------------------------------------------------------------------
160 do_execsql_test 4.0 {
161 CREATE TABLE hh(a, b, c);
163 INSERT INTO hh VALUES('a', 'a', 1);
164 INSERT INTO hh VALUES('a', 'b', 2);
165 INSERT INTO hh VALUES('b', 'a', 3);
166 INSERT INTO hh VALUES('b', 'b', 4);
168 CREATE TABLE k1(x, y);
169 INSERT INTO k1 VALUES('a', 'a');
170 INSERT INTO k1 VALUES('b', 'b');
171 INSERT INTO k1 VALUES('a', 'b');
172 INSERT INTO k1 VALUES('b', 'a');
177 2 { CREATE INDEX h1 ON hh(a, b); }
178 3 { CREATE UNIQUE INDEX k1idx ON k1(x, y) }
179 4 { CREATE UNIQUE INDEX k1idx ON k1(x, y DESC) }
181 CREATE INDEX h1 ON hh(a, b);
182 CREATE UNIQUE INDEX k1idx ON k1(x, y);
185 CREATE INDEX h1 ON hh(a, b);
186 CREATE UNIQUE INDEX k1idx ON k1(x, y DESC);
191 foreach {tn2 orderby res} {
192 1 "a ASC, b ASC" {1 2 3 4}
193 2 "a ASC, b DESC" {2 1 4 3}
194 3 "a DESC, b ASC" {3 4 1 2}
195 4 "a DESC, b DESC" {4 3 2 1}
197 do_execsql_test 4.$tn.$tn2 "
198 SELECT c FROM hh WHERE (a, b) in (SELECT x, y FROM k1) ORDER BY $orderby
203 #-------------------------------------------------------------------------
205 # 2016-11-17. Query flattening in a vector SELECT on the RHS of an IN
206 # operator. Ticket https://www.sqlite.org/src/info/da7841375186386c
208 do_execsql_test 5.0 {
209 DROP TABLE IF EXISTS t1;
210 DROP TABLE IF EXISTS t2;
211 CREATE TABLE T1(a TEXT);
212 INSERT INTO T1(a) VALUES ('aaa');
213 CREATE TABLE T2(a TEXT PRIMARY KEY,n INT);
214 INSERT INTO T2(a, n) VALUES('aaa',0);
216 WHERE (a,n) IN (SELECT T1.a, V.n
217 FROM T1, (SELECT * FROM (SELECT 0 n) T3) V);