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| 1 # 2002 May 24 |
| 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 for left outer joins containing WHERE |
| 14 # clauses that restrict the scope of the left term of the join. |
| 15 # |
| 16 # $Id: join4.test,v 1.4 2005/03/29 03:11:00 danielk1977 Exp $ |
| 17 |
| 18 set testdir [file dirname $argv0] |
| 19 source $testdir/tester.tcl |
| 20 |
| 21 ifcapable tempdb { |
| 22 do_test join4-1.1 { |
| 23 execsql { |
| 24 create temp table t1(a integer, b varchar(10)); |
| 25 insert into t1 values(1,'one'); |
| 26 insert into t1 values(2,'two'); |
| 27 insert into t1 values(3,'three'); |
| 28 insert into t1 values(4,'four'); |
| 29 |
| 30 create temp table t2(x integer, y varchar(10), z varchar(10)); |
| 31 insert into t2 values(2,'niban','ok'); |
| 32 insert into t2 values(4,'yonban','err'); |
| 33 } |
| 34 execsql { |
| 35 select * from t1 left outer join t2 on t1.a=t2.x where t2.z='ok' |
| 36 } |
| 37 } {2 two 2 niban ok} |
| 38 } else { |
| 39 do_test join4-1.1 { |
| 40 execsql { |
| 41 create table t1(a integer, b varchar(10)); |
| 42 insert into t1 values(1,'one'); |
| 43 insert into t1 values(2,'two'); |
| 44 insert into t1 values(3,'three'); |
| 45 insert into t1 values(4,'four'); |
| 46 |
| 47 create table t2(x integer, y varchar(10), z varchar(10)); |
| 48 insert into t2 values(2,'niban','ok'); |
| 49 insert into t2 values(4,'yonban','err'); |
| 50 } |
| 51 execsql { |
| 52 select * from t1 left outer join t2 on t1.a=t2.x where t2.z='ok' |
| 53 } |
| 54 } {2 two 2 niban ok} |
| 55 } |
| 56 do_test join4-1.2 { |
| 57 execsql { |
| 58 select * from t1 left outer join t2 on t1.a=t2.x and t2.z='ok' |
| 59 } |
| 60 } {1 one {} {} {} 2 two 2 niban ok 3 three {} {} {} 4 four {} {} {}} |
| 61 do_test join4-1.3 { |
| 62 execsql { |
| 63 create index i2 on t2(z); |
| 64 } |
| 65 execsql { |
| 66 select * from t1 left outer join t2 on t1.a=t2.x where t2.z='ok' |
| 67 } |
| 68 } {2 two 2 niban ok} |
| 69 do_test join4-1.4 { |
| 70 execsql { |
| 71 select * from t1 left outer join t2 on t1.a=t2.x and t2.z='ok' |
| 72 } |
| 73 } {1 one {} {} {} 2 two 2 niban ok 3 three {} {} {} 4 four {} {} {}} |
| 74 do_test join4-1.5 { |
| 75 execsql { |
| 76 select * from t1 left outer join t2 on t1.a=t2.x where t2.z>='ok' |
| 77 } |
| 78 } {2 two 2 niban ok} |
| 79 do_test join4-1.4 { |
| 80 execsql { |
| 81 select * from t1 left outer join t2 on t1.a=t2.x and t2.z>='ok' |
| 82 } |
| 83 } {1 one {} {} {} 2 two 2 niban ok 3 three {} {} {} 4 four {} {} {}} |
| 84 ifcapable subquery { |
| 85 do_test join4-1.6 { |
| 86 execsql { |
| 87 select * from t1 left outer join t2 on t1.a=t2.x where t2.z IN ('ok') |
| 88 } |
| 89 } {2 two 2 niban ok} |
| 90 do_test join4-1.7 { |
| 91 execsql { |
| 92 select * from t1 left outer join t2 on t1.a=t2.x and t2.z IN ('ok') |
| 93 } |
| 94 } {1 one {} {} {} 2 two 2 niban ok 3 three {} {} {} 4 four {} {} {}} |
| 95 } |
| 96 |
| 97 |
| 98 finish_test |
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