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| 1 # 2007 June 8 | |
| 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. The | |
| 12 # focus of this file is testing that terms in the ON clause of | |
| 13 # a LEFT OUTER JOIN are not used with indices. See ticket #3015. | |
| 14 # | |
| 15 # $Id: where6.test,v 1.2 2008/04/17 19:14:02 drh Exp $ | |
| 16 | |
| 17 set testdir [file dirname $argv0] | |
| 18 source $testdir/tester.tcl | |
| 19 | |
| 20 # Build some test data | |
| 21 # | |
| 22 do_test where6-1.1 { | |
| 23 execsql { | |
| 24 CREATE TABLE t1(a INTEGER PRIMARY KEY,b,c); | |
| 25 INSERT INTO t1 VALUES(1,3,1); | |
| 26 INSERT INTO t1 VALUES(2,4,2); | |
| 27 CREATE TABLE t2(x INTEGER PRIMARY KEY); | |
| 28 INSERT INTO t2 VALUES(3); | |
| 29 | |
| 30 SELECT * FROM t1 LEFT JOIN t2 ON b=x AND c=1; | |
| 31 } | |
| 32 } {1 3 1 3 2 4 2 {}} | |
| 33 do_test where6-1.2 { | |
| 34 execsql { | |
| 35 SELECT * FROM t1 LEFT JOIN t2 ON x=b AND c=1; | |
| 36 } | |
| 37 } {1 3 1 3 2 4 2 {}} | |
| 38 do_test where6-1.3 { | |
| 39 execsql { | |
| 40 SELECT * FROM t1 LEFT JOIN t2 ON x=b AND 1=c; | |
| 41 } | |
| 42 } {1 3 1 3 2 4 2 {}} | |
| 43 do_test where6-1.4 { | |
| 44 execsql { | |
| 45 SELECT * FROM t1 LEFT JOIN t2 ON b=x AND 1=c; | |
| 46 } | |
| 47 } {1 3 1 3 2 4 2 {}} | |
| 48 | |
| 49 ifcapable explain { | |
| 50 do_test where6-1.5 { | |
| 51 explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON x=b AND 1=c} | |
| 52 } [explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON b=x AND c=1}] | |
| 53 do_test where6-1.6 { | |
| 54 explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE 1=c} | |
| 55 } [explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE c=1}] | |
| 56 } | |
| 57 | |
| 58 do_test where6-1.11 { | |
| 59 execsql { | |
| 60 SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE c=1; | |
| 61 } | |
| 62 } {1 3 1 3} | |
| 63 do_test where6-1.12 { | |
| 64 execsql { | |
| 65 SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE c=1; | |
| 66 } | |
| 67 } {1 3 1 3} | |
| 68 do_test where6-1.13 { | |
| 69 execsql { | |
| 70 SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE 1=c; | |
| 71 } | |
| 72 } {1 3 1 3} | |
| 73 | |
| 74 | |
| 75 | |
| 76 do_test where6-2.1 { | |
| 77 execsql { | |
| 78 CREATE INDEX i1 ON t1(c); | |
| 79 | |
| 80 SELECT * FROM t1 LEFT JOIN t2 ON b=x AND c=1; | |
| 81 } | |
| 82 } {1 3 1 3 2 4 2 {}} | |
| 83 do_test where6-2.2 { | |
| 84 execsql { | |
| 85 SELECT * FROM t1 LEFT JOIN t2 ON x=b AND c=1; | |
| 86 } | |
| 87 } {1 3 1 3 2 4 2 {}} | |
| 88 do_test where6-2.3 { | |
| 89 execsql { | |
| 90 SELECT * FROM t1 LEFT JOIN t2 ON x=b AND 1=c; | |
| 91 } | |
| 92 } {1 3 1 3 2 4 2 {}} | |
| 93 do_test where6-2.4 { | |
| 94 execsql { | |
| 95 SELECT * FROM t1 LEFT JOIN t2 ON b=x AND 1=c; | |
| 96 } | |
| 97 } {1 3 1 3 2 4 2 {}} | |
| 98 | |
| 99 ifcapable explain { | |
| 100 do_test where6-2.5 { | |
| 101 explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON x=b AND 1=c} | |
| 102 } [explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON b=x AND c=1}] | |
| 103 do_test where6-2.6 { | |
| 104 explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE 1=c} | |
| 105 } [explain_no_trace {SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE c=1}] | |
| 106 } | |
| 107 | |
| 108 | |
| 109 do_test where6-2.11 { | |
| 110 execsql { | |
| 111 SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE c=1; | |
| 112 } | |
| 113 } {1 3 1 3} | |
| 114 do_test where6-2.12 { | |
| 115 execsql { | |
| 116 SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE c=1; | |
| 117 } | |
| 118 } {1 3 1 3} | |
| 119 do_test where6-2.13 { | |
| 120 execsql { | |
| 121 SELECT * FROM t1 LEFT JOIN t2 ON x=b WHERE 1=c; | |
| 122 } | |
| 123 } {1 3 1 3} | |
| 124 do_test where6-2.14 { | |
| 125 execsql { | |
| 126 SELECT * FROM t1 LEFT JOIN t2 ON b=x WHERE 1=c; | |
| 127 } | |
| 128 } {1 3 1 3} | |
| 129 | |
| 130 finish_test | |
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