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 14set testdir [file dirname $argv0] 15source $testdir/tester.tcl 16 17set testprefix unordered 18 19do_execsql_test 1.0 { 20 CREATE TABLE t1(a, b); 21 CREATE INDEX i1 ON t1(a); 22 INSERT INTO t1 VALUES(1, 'xxx'); 23 INSERT INTO t1 SELECT a+1, b FROM t1; 24 INSERT INTO t1 SELECT a+2, b FROM t1; 25 INSERT INTO t1 SELECT a+4, b FROM t1; 26 INSERT INTO t1 SELECT a+8, b FROM t1; 27 INSERT INTO t1 SELECT a+16, b FROM t1; 28 INSERT INTO t1 SELECT a+32, b FROM t1; 29 INSERT INTO t1 SELECT a+64, b FROM t1; 30 ANALYZE; 31} {} 32 33foreach idxmode {ordered unordered} { 34 catchsql { DELETE FROM sqlite_stat2 } 35 catchsql { DELETE FROM sqlite_stat3 } 36 if {$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 (~128 rows)}} 44 {0 0 0 {SCAN TABLE t1 (~128 rows)} 0 0 0 {USE TEMP B-TREE FOR ORDER BY}} 45 2 "SELECT * FROM t1 WHERE a >?" 46 {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a>?) (~32 rows)}} 47 {0 0 0 {SCAN TABLE t1 (~42 rows)}} 48 3 "SELECT * FROM t1 WHERE a = ? ORDER BY rowid" 49 {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?) (~1 rows)}} 50 {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?) (~1 rows)} 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 (~1 rows)}} 54 {0 0 0 {SEARCH TABLE t1 (~1 rows)}} 55 5 "SELECT group_concat(b) FROM t1 GROUP BY a" 56 {0 0 0 {SCAN TABLE t1 USING INDEX i1 (~128 rows)}} 57 {0 0 0 {SCAN TABLE t1 (~128 rows)} 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=?) (~1 rows)}} 61 {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?) (~1 rows)}} 62 7 "SELECT count(*) FROM t1" 63 {0 0 0 {SCAN TABLE t1 USING COVERING INDEX i1(~128 rows)}} 64 {0 0 0 {SCAN TABLE t1 (~128 rows)}} 65 } { 66 do_eqp_test 1.$idxmode.$tn $sql $r($idxmode) 67 } 68} 69 70finish_test 71