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.
13 # This file implements tests to verify that ticket [31338dca7e] has been
14 # fixed. Ticket [31338dca7e] demonstrates problems with the OR-clause
15 # optimization in joins where the WHERE clause is of the form
19 # And the x and y subterms from from different tables of the join.
22 set testdir [file dirname $argv0]
23 source $testdir/tester.tcl
25 do_test tkt-31338-1.1 {
29 INSERT INTO t1 VALUES(111);
30 INSERT INTO t1 VALUES(222);
31 INSERT INTO t2 VALUES(333);
32 INSERT INTO t2 VALUES(444);
34 WHERE (x=111 AND y!=444) OR x=222
37 } {111 333 222 333 222 444}
39 do_test tkt-31338-1.2 {
41 CREATE INDEX t1x ON t1(x);
43 WHERE (x=111 AND y!=444) OR x=222
46 } {111 333 222 333 222 444}
48 do_test tkt-31338-2.1 {
53 INSERT INTO t3 VALUES(111,222);
54 INSERT INTO t3 VALUES(333,444);
55 INSERT INTO t4 VALUES(222,333);
56 INSERT INTO t4 VALUES(444,555);
57 INSERT INTO t5 VALUES(888);
58 INSERT INTO t5 VALUES(999);
60 SELECT * FROM t3, t4, t5
61 WHERE (v=111 AND x=w AND z!=999) OR (v=333 AND x=444)
62 ORDER BY v, w, x, y, z;
64 } {111 222 222 333 888 333 444 444 555 888 333 444 444 555 999}
66 do_test tkt-31338-2.2 {
68 CREATE INDEX t3v ON t3(v);
69 CREATE INDEX t4x ON t4(x);
70 SELECT * FROM t3, t4, t5
71 WHERE (v=111 AND x=w AND z!=999) OR (v=333 AND x=444)
72 ORDER BY v, w, x, y, z;
74 } {111 222 222 333 888 333 444 444 555 888 333 444 444 555 999}
77 # Ticket [2c2de252666662f5459904fc33a9f2956cbff23c]
79 do_test tkt-31338-3.1 {
80 foreach x [db eval {SELECT name FROM sqlite_master WHERE type='table'}] {
81 db eval "DROP TABLE $x"
84 CREATE TABLE t1(a,b,c,d);
86 INSERT INTO t1 VALUES(1,2,3,4);
87 INSERT INTO t2 VALUES(10,-8);
88 CREATE INDEX t1a ON t1(a);
89 CREATE INDEX t1b ON t1(b);
91 INSERT INTO t3 VALUES(4);
93 INSERT INTO t4 VALUES(5);
95 SELECT * FROM t3 LEFT JOIN t1 ON d=g LEFT JOIN t4 ON c=h
98 SELECT x FROM (SELECT e+f AS x, e FROM t2 ORDER BY 1 LIMIT 2)
103 do_test tkt-31338-3.2 {
105 SELECT * FROM t3 LEFT JOIN t1 ON d=g LEFT JOIN t4 ON c=h
107 OR (b=2 AND b NOT IN (
108 SELECT x+1 FROM (SELECT e+f AS x, e FROM t2 ORDER BY 1 LIMIT 2)
113 do_test tkt-31338-3.3 {
115 SELECT * FROM t3 LEFT JOIN t1 ON d=g LEFT JOIN t4 ON c=h
118 SELECT x FROM (SELECT e+f AS x, e FROM t2 ORDER BY 1 LIMIT 2)
123 do_test tkt-31338-3.4 {
125 SELECT * FROM t3 LEFT JOIN t1 ON d=g LEFT JOIN t4 ON c=h
128 SELECT x FROM (SELECT e+f AS x, e FROM t2 ORDER BY 1 LIMIT 2)
134 do_test tkt-31338-3.5 {
136 CREATE TABLE t5(a,b,c,d,e,f);
137 CREATE TABLE t6(g,h);
138 CREATE TRIGGER t6r AFTER INSERT ON t6 BEGIN
140 SELECT * FROM t3 LEFT JOIN t1 ON d=g LEFT JOIN t4 ON c=h
143 SELECT x FROM (SELECT e+f AS x, e FROM t2 ORDER BY 1 LIMIT 2)
147 INSERT INTO t6 VALUES(88,99);
152 do_test tkt-31338-3.6 {
154 INSERT INTO t1 VALUES(2,4,3,4);
155 INSERT INTO t1 VALUES(99,101,3,4);
156 INSERT INTO t1 VALUES(98,97,3,4);
157 SELECT * FROM t3 LEFT JOIN t1 ON d=g LEFT JOIN t4 ON c=h
160 SELECT x+a FROM (SELECT e+f AS x, e FROM t2 ORDER BY 1 LIMIT 2)
164 } {4 2 4 3 4 {} 4 99 101 3 4 {}}
166 do_test tkt-31338-3.7 {
168 SELECT * FROM t3 LEFT JOIN t1 ON d=g LEFT JOIN t4 ON c=h
171 SELECT x FROM (SELECT e+f+a AS x, e FROM t2 ORDER BY 1 LIMIT 2)
175 } {4 2 4 3 4 {} 4 99 101 3 4 {}}