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1 # 2011 April 9 | |
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 | |
14 set testdir [file dirname $argv0] | |
15 source $testdir/tester.tcl | |
16 | |
17 set testprefix unordered | |
18 | |
19 do_execsql_test 1.0 { | |
20 CREATE TABLE t1(a, b); | |
21 CREATE INDEX i1 ON t1(a); | |
22 INSERT INTO t1 VALUES(1, 'xxx'); | |
23 INSERT INTO t1 SELECT a+1, b FROM t1; | |
24 INSERT INTO t1 SELECT a+2, b FROM t1; | |
25 INSERT INTO t1 SELECT a+4, b FROM t1; | |
26 INSERT INTO t1 SELECT a+8, b FROM t1; | |
27 INSERT INTO t1 SELECT a+16, b FROM t1; | |
28 INSERT INTO t1 SELECT a+32, b FROM t1; | |
29 INSERT INTO t1 SELECT a+64, b FROM t1; | |
30 ANALYZE; | |
31 } {} | |
32 | |
33 foreach idxmode {ordered unordered} { | |
34 catchsql { DELETE FROM sqlite_stat2 } | |
35 catchsql { DELETE FROM sqlite_stat3 } | |
36 if {$idxmode == "unordered"} { | |
37 execsql { UPDATE sqlite_stat1 SET stat = stat || ' unordered' } | |
38 } | |
39 db close | |
40 sqlite3 db test.db | |
41 foreach {tn sql r(ordered) r(unordered)} { | |
42 1 "SELECT * FROM t1 ORDER BY a" | |
43 {0 0 0 {SCAN TABLE t1 USING INDEX i1}} | |
44 {0 0 0 {SCAN TABLE t1} 0 0 0 {USE TEMP B-TREE FOR ORDER BY}} | |
45 2 "SELECT * FROM t1 WHERE a > 100" | |
46 {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a>?)}} | |
47 {0 0 0 {SCAN TABLE t1}} | |
48 3 "SELECT * FROM t1 WHERE a = ? ORDER BY rowid" | |
49 {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?)}} | |
50 {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?)} | |
51 0 0 0 {USE TEMP B-TREE FOR ORDER BY}} | |
52 4 "SELECT max(a) FROM t1" | |
53 {0 0 0 {SEARCH TABLE t1 USING COVERING INDEX i1}} | |
54 {0 0 0 {SEARCH TABLE t1}} | |
55 5 "SELECT group_concat(b) FROM t1 GROUP BY a" | |
56 {0 0 0 {SCAN TABLE t1 USING INDEX i1}} | |
57 {0 0 0 {SCAN TABLE t1} 0 0 0 {USE TEMP B-TREE FOR GROUP BY}} | |
58 | |
59 6 "SELECT * FROM t1 WHERE a = ?" | |
60 {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?)}} | |
61 {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?)}} | |
62 7 "SELECT count(*) FROM t1" | |
63 {0 0 0 {SCAN TABLE t1 USING COVERING INDEX i1}} | |
64 {0 0 0 {SCAN TABLE t1}} | |
65 } { | |
66 do_eqp_test 1.$idxmode.$tn $sql $r($idxmode) | |
67 } | |
68 } | |
69 | |
70 finish_test | |
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