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| 1 # 2009 December 16 |
| 2 # |
| 3 # The author disclaims copyright to this source code. In place of |
| 4 # a legal notice, here is a blessing: |
| 5 # |
| 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. |
| 9 # |
| 10 #*********************************************************************** |
| 11 # This file implements regression tests for SQLite library. |
| 12 # |
| 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 |
| 16 # |
| 17 # (x AND y) OR z |
| 18 # |
| 19 # And the x and y subterms from from different tables of the join. |
| 20 # |
| 21 |
| 22 set testdir [file dirname $argv0] |
| 23 source $testdir/tester.tcl |
| 24 |
| 25 do_test tkt-31338-1.1 { |
| 26 db eval { |
| 27 CREATE TABLE t1(x); |
| 28 CREATE TABLE t2(y); |
| 29 INSERT INTO t1 VALUES(111); |
| 30 INSERT INTO t1 VALUES(222); |
| 31 INSERT INTO t2 VALUES(333); |
| 32 INSERT INTO t2 VALUES(444); |
| 33 SELECT * FROM t1, t2 |
| 34 WHERE (x=111 AND y!=444) OR x=222 |
| 35 ORDER BY x, y; |
| 36 } |
| 37 } {111 333 222 333 222 444} |
| 38 |
| 39 do_test tkt-31338-1.2 { |
| 40 db eval { |
| 41 CREATE INDEX t1x ON t1(x); |
| 42 SELECT * FROM t1, t2 |
| 43 WHERE (x=111 AND y!=444) OR x=222 |
| 44 ORDER BY x, y; |
| 45 } |
| 46 } {111 333 222 333 222 444} |
| 47 |
| 48 do_test tkt-31338-2.1 { |
| 49 db eval { |
| 50 CREATE TABLE t3(v,w); |
| 51 CREATE TABLE t4(x,y); |
| 52 CREATE TABLE t5(z); |
| 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); |
| 59 |
| 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; |
| 63 } |
| 64 } {111 222 222 333 888 333 444 444 555 888 333 444 444 555 999} |
| 65 |
| 66 do_test tkt-31338-2.2 { |
| 67 db eval { |
| 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; |
| 73 } |
| 74 } {111 222 222 333 888 333 444 444 555 888 333 444 444 555 999} |
| 75 |
| 76 |
| 77 # Ticket [2c2de252666662f5459904fc33a9f2956cbff23c] |
| 78 # |
| 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" |
| 82 } |
| 83 db eval { |
| 84 CREATE TABLE t1(a,b,c,d); |
| 85 CREATE TABLE t2(e,f); |
| 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); |
| 90 CREATE TABLE t3(g); |
| 91 INSERT INTO t3 VALUES(4); |
| 92 CREATE TABLE t4(h); |
| 93 INSERT INTO t4 VALUES(5); |
| 94 |
| 95 SELECT * FROM t3 LEFT JOIN t1 ON d=g LEFT JOIN t4 ON c=h |
| 96 WHERE (a=1 AND h=4) |
| 97 OR (b IN ( |
| 98 SELECT x FROM (SELECT e+f AS x, e FROM t2 ORDER BY 1 LIMIT 2) |
| 99 GROUP BY e |
| 100 )); |
| 101 } |
| 102 } {4 1 2 3 4 {}} |
| 103 do_test tkt-31338-3.2 { |
| 104 db eval { |
| 105 SELECT * FROM t3 LEFT JOIN t1 ON d=g LEFT JOIN t4 ON c=h |
| 106 WHERE (a=1 AND h=4) |
| 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) |
| 109 GROUP BY e |
| 110 )); |
| 111 } |
| 112 } {4 1 2 3 4 {}} |
| 113 do_test tkt-31338-3.3 { |
| 114 db eval { |
| 115 SELECT * FROM t3 LEFT JOIN t1 ON d=g LEFT JOIN t4 ON c=h |
| 116 WHERE (+a=1 AND h=4) |
| 117 OR (b IN ( |
| 118 SELECT x FROM (SELECT e+f AS x, e FROM t2 ORDER BY 1 LIMIT 2) |
| 119 GROUP BY e |
| 120 )); |
| 121 } |
| 122 } {4 1 2 3 4 {}} |
| 123 do_test tkt-31338-3.4 { |
| 124 db eval { |
| 125 SELECT * FROM t3 LEFT JOIN t1 ON d=g LEFT JOIN t4 ON c=h |
| 126 WHERE (a=1 AND h=4) |
| 127 OR (+b IN ( |
| 128 SELECT x FROM (SELECT e+f AS x, e FROM t2 ORDER BY 1 LIMIT 2) |
| 129 GROUP BY e |
| 130 )); |
| 131 } |
| 132 } {4 1 2 3 4 {}} |
| 133 |
| 134 do_test tkt-31338-3.5 { |
| 135 db eval { |
| 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 |
| 139 INSERT INTO t5 |
| 140 SELECT * FROM t3 LEFT JOIN t1 ON d=g LEFT JOIN t4 ON c=h |
| 141 WHERE (a=1 AND h=4) |
| 142 OR (b IN ( |
| 143 SELECT x FROM (SELECT e+f AS x, e FROM t2 ORDER BY 1 LIMIT 2) |
| 144 GROUP BY e |
| 145 )); |
| 146 END; |
| 147 INSERT INTO t6 VALUES(88,99); |
| 148 SELECT * FROM t5; |
| 149 } |
| 150 } {4 1 2 3 4 {}} |
| 151 |
| 152 do_test tkt-31338-3.6 { |
| 153 db eval { |
| 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 |
| 158 WHERE (a=1 AND h=4) |
| 159 OR (b IN ( |
| 160 SELECT x+a FROM (SELECT e+f AS x, e FROM t2 ORDER BY 1 LIMIT 2) |
| 161 GROUP BY e |
| 162 )); |
| 163 } |
| 164 } {4 2 4 3 4 {} 4 99 101 3 4 {}} |
| 165 |
| 166 do_test tkt-31338-3.7 { |
| 167 db eval { |
| 168 SELECT * FROM t3 LEFT JOIN t1 ON d=g LEFT JOIN t4 ON c=h |
| 169 WHERE (a=1 AND h=4) |
| 170 OR (b IN ( |
| 171 SELECT x FROM (SELECT e+f+a AS x, e FROM t2 ORDER BY 1 LIMIT 2) |
| 172 GROUP BY e |
| 173 )); |
| 174 } |
| 175 } {4 2 4 3 4 {} 4 99 101 3 4 {}} |
| 176 |
| 177 |
| 178 finish_test |
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