wasCSharpSQLite – Blame information for rev 1
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| Rev | Author | Line No. | Line |
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| 1 | office | 1 | # 2005 January 11 |
| 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 | # This file implements regression tests for SQLite library. The |
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| 12 | # focus of this file is testing the CREATE INDEX statement. |
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| 13 | # |
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| 14 | # $Id: index2.test,v 1.3 2006/03/03 19:12:30 drh Exp $ |
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| 15 | |||
| 16 | set testdir [file dirname $argv0] |
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| 17 | source $testdir/tester.tcl |
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| 18 | |||
| 19 | # Create a table with a large number of columns |
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| 20 | # |
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| 21 | do_test index2-1.1 { |
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| 22 | set sql {CREATE TABLE t1(} |
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| 23 | for {set i 1} {$i<1000} {incr i} { |
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| 24 | append sql "c$i," |
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| 25 | } |
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| 26 | append sql "c1000);" |
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| 27 | execsql $sql |
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| 28 | } {} |
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| 29 | do_test index2-1.2 { |
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| 30 | set sql {INSERT INTO t1 VALUES(} |
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| 31 | for {set i 1} {$i<1000} {incr i} { |
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| 32 | append sql $i, |
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| 33 | } |
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| 34 | append sql {1000);} |
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| 35 | execsql $sql |
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| 36 | } {} |
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| 37 | do_test index2-1.3 { |
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| 38 | execsql {SELECT c123 FROM t1} |
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| 39 | } 123 |
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| 40 | do_test index2-1.4 { |
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| 41 | execsql BEGIN |
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| 42 | for {set j 1} {$j<=100} {incr j} { |
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| 43 | set sql {INSERT INTO t1 VALUES(} |
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| 44 | for {set i 1} {$i<1000} {incr i} { |
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| 45 | append sql [expr {$j*10000+$i}], |
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| 46 | } |
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| 47 | append sql "[expr {$j*10000+1000}]);" |
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| 48 | execsql $sql |
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| 49 | } |
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| 50 | execsql COMMIT |
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| 51 | execsql {SELECT count(*) FROM t1} |
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| 52 | } 101 |
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| 53 | do_test index2-1.5 { |
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| 54 | execsql {SELECT round(sum(c1000)) FROM t1} |
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| 55 | } {50601000.0} |
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| 56 | |||
| 57 | # Create indices with many columns |
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| 58 | # |
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| 59 | do_test index2-2.1 { |
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| 60 | set sql "CREATE INDEX t1i1 ON t1(" |
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| 61 | for {set i 1} {$i<1000} {incr i} { |
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| 62 | append sql c$i, |
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| 63 | } |
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| 64 | append sql c1000) |
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| 65 | execsql $sql |
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| 66 | } {} |
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| 67 | do_test index2-2.2 { |
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| 68 | ifcapable explain { |
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| 69 | execsql {EXPLAIN SELECT c9 FROM t1 ORDER BY c1, c2, c3, c4, c5} |
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| 70 | } |
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| 71 | execsql {SELECT c9 FROM t1 ORDER BY c1, c2, c3, c4, c5, c6 LIMIT 5} |
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| 72 | } {9 10009 20009 30009 40009} |
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| 73 | |||
| 74 | finish_test |