wasCSharpSQLite – Blame information for rev 1
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| Rev | Author | Line No. | Line |
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| 1 | office | 1 | # 2008 August 26 |
| 2 | # |
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| 3 | # The author disclaims copyright to this source code. In place of |
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| 4 | # a legal notice, here is a blessing: |
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| 5 | # |
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| 6 | # May you do good and not evil. |
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| 7 | # May you find forgiveness for yourself and forgive others. |
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| 8 | # May you share freely, never taking more than you give. |
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| 9 | # |
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| 10 | #*********************************************************************** |
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| 11 | # |
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| 12 | # This file implements regression tests for SQLite library. |
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| 13 | # Specifically, it tests that bug #3334 has been fixed by the |
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| 14 | # addition of restriction (19) to the subquery flattener optimization. |
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| 15 | # |
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| 16 | # $Id: tkt3334.test,v 1.1 2008/08/26 12:56:14 drh Exp $ |
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| 17 | |||
| 18 | |||
| 19 | set testdir [file dirname $argv0] |
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| 20 | source $testdir/tester.tcl |
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| 21 | |||
| 22 | do_test tkt3334-1.0 { |
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| 23 | execsql { |
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| 24 | CREATE TABLE t1(a,b); |
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| 25 | INSERT INTO t1 VALUES(1,934); |
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| 26 | INSERT INTO t1 VALUES(2,221); |
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| 27 | INSERT INTO t1 VALUES(1,372); |
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| 28 | INSERT INTO t1 VALUES(3,552); |
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| 29 | INSERT INTO t1 VALUES(1,719); |
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| 30 | INSERT INTO t1 VALUES(4,102); |
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| 31 | SELECT * FROM t1 ORDER BY b; |
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| 32 | } |
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| 33 | } {4 102 2 221 1 372 3 552 1 719 1 934} |
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| 34 | |||
| 35 | do_test tkt3334-1.1 { |
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| 36 | execsql { |
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| 37 | SELECT a FROM (SELECT a FROM t1 ORDER BY b LIMIT 2) WHERE a=1; |
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| 38 | } |
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| 39 | } {} |
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| 40 | do_test tkt3334-1.2 { |
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| 41 | execsql { |
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| 42 | SELECT count(*) FROM (SELECT a FROM t1 ORDER BY b LIMIT 2) WHERE a=1; |
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| 43 | } |
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| 44 | } {0} |
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| 45 | do_test tkt3334-1.3 { |
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| 46 | execsql { |
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| 47 | SELECT a FROM (SELECT a FROM t1 ORDER BY b LIMIT 3) WHERE a=1; |
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| 48 | } |
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| 49 | } {1} |
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| 50 | do_test tkt3334-1.4 { |
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| 51 | execsql { |
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| 52 | SELECT count(*) FROM (SELECT a FROM t1 ORDER BY b LIMIT 3) WHERE a=1; |
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| 53 | } |
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| 54 | } {1} |
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| 55 | do_test tkt3334-1.5 { |
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| 56 | execsql { |
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| 57 | SELECT a FROM (SELECT a FROM t1 ORDER BY b LIMIT 99) WHERE a=1; |
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| 58 | } |
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| 59 | } {1 1 1} |
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| 60 | do_test tkt3334-1.6 { |
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| 61 | execsql { |
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| 62 | SELECT count(*) FROM (SELECT a FROM t1 ORDER BY b LIMIT 99) WHERE a=1; |
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| 63 | } |
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| 64 | } {3} |
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| 65 | do_test tkt3334-1.7 { |
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| 66 | execsql { |
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| 67 | SELECT a FROM (SELECT a FROM t1 ORDER BY b) WHERE a=1; |
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| 68 | } |
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| 69 | } {1 1 1} |
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| 70 | do_test tkt3334-1.8 { |
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| 71 | execsql { |
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| 72 | SELECT count(*) FROM (SELECT a FROM t1 ORDER BY b) WHERE a=1; |
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| 73 | } |
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| 74 | } {3} |
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| 75 | do_test tkt3334-1.9 { |
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| 76 | execsql { |
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| 77 | SELECT a FROM (SELECT a FROM t1) WHERE a=1; |
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| 78 | } |
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| 79 | } {1 1 1} |
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| 80 | do_test tkt3334-1.10 { |
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| 81 | execsql { |
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| 82 | SELECT count(*) FROM (SELECT a FROM t1) WHERE a=1; |
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| 83 | } |
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| 84 | } {3} |