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| 1 # 2007 May 6 |
| 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 # |
| 12 # $Id: tkt2339.test,v 1.2 2007/09/12 17:01:45 danielk1977 Exp $ |
| 13 # |
| 14 |
| 15 set testdir [file dirname $argv0] |
| 16 source $testdir/tester.tcl |
| 17 |
| 18 ifcapable !subquery||!compound { |
| 19 finish_test |
| 20 return |
| 21 } |
| 22 |
| 23 do_test tkt2339.1 { |
| 24 execsql { |
| 25 create table t1(num int); |
| 26 insert into t1 values (1); |
| 27 insert into t1 values (2); |
| 28 insert into t1 values (3); |
| 29 insert into t1 values (4); |
| 30 |
| 31 create table t2(num int); |
| 32 insert into t2 values (11); |
| 33 insert into t2 values (12); |
| 34 insert into t2 values (13); |
| 35 insert into t2 values (14); |
| 36 |
| 37 SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC LIMIT 2) |
| 38 UNION |
| 39 SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC LIMIT 2) |
| 40 } |
| 41 } {3 4 13 14} |
| 42 do_test tkt2339.2 { |
| 43 execsql { |
| 44 SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC LIMIT 2) |
| 45 UNION ALL |
| 46 SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC LIMIT 2) |
| 47 } |
| 48 } {4 3 14 13} |
| 49 do_test tkt2339.3 { |
| 50 execsql { |
| 51 SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC) |
| 52 UNION ALL |
| 53 SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC LIMIT 2) |
| 54 } |
| 55 } {4 3 2 1 14 13} |
| 56 do_test tkt2339.4 { |
| 57 execsql { |
| 58 SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC LIMIT 2) |
| 59 UNION ALL |
| 60 SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC) |
| 61 } |
| 62 } {4 3 14 13 12 11} |
| 63 do_test tkt2339.5 { |
| 64 execsql { |
| 65 SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC LIMIT 2) |
| 66 UNION |
| 67 SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC) |
| 68 } |
| 69 } {3 4 11 12 13 14} |
| 70 do_test tkt2339.6 { |
| 71 execsql { |
| 72 SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC LIMIT 2) |
| 73 EXCEPT |
| 74 SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC) |
| 75 } |
| 76 } {3 4} |
| 77 do_test tkt2339.7 { |
| 78 execsql { |
| 79 SELECT * FROM (SELECT * FROM t1 LIMIT 2) |
| 80 UNION |
| 81 SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC LIMIT 2) |
| 82 } |
| 83 } {1 2 13 14} |
| 84 do_test tkt2339.8 { |
| 85 execsql { |
| 86 SELECT * FROM (SELECT * FROM t1 LIMIT 2) |
| 87 UNION |
| 88 SELECT * FROM (SELECT * FROM t2 LIMIT 2) |
| 89 } |
| 90 } {1 2 11 12} |
| 91 do_test tkt2339.9 { |
| 92 execsql { |
| 93 SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC LIMIT 2) |
| 94 UNION |
| 95 SELECT * FROM (SELECT * FROM t2 LIMIT 2) |
| 96 } |
| 97 } {3 4 11 12} |
| 98 |
| 99 |
| 100 finish_test |
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