# 2011 April 9 # # The author disclaims copyright to this source code. In place of # a legal notice, here is a blessing: # # May you do good and not evil. # May you find forgiveness for yourself and forgive others. # May you share freely, never taking more than you give. # #*********************************************************************** # This file implements regression tests for SQLite library. # set testdir [file dirname $argv0] source $testdir/tester.tcl set testprefix unordered do_execsql_test 1.0 { CREATE TABLE t1(a, b); CREATE INDEX i1 ON t1(a); INSERT INTO t1 VALUES(1, 'xxx'); INSERT INTO t1 SELECT a+1, b FROM t1; INSERT INTO t1 SELECT a+2, b FROM t1; INSERT INTO t1 SELECT a+4, b FROM t1; INSERT INTO t1 SELECT a+8, b FROM t1; INSERT INTO t1 SELECT a+16, b FROM t1; INSERT INTO t1 SELECT a+32, b FROM t1; INSERT INTO t1 SELECT a+64, b FROM t1; ANALYZE; } {} foreach idxmode {ordered unordered} { catchsql { DELETE FROM sqlite_stat2 } catchsql { DELETE FROM sqlite_stat3 } if {$idxmode == "unordered"} { execsql { UPDATE sqlite_stat1 SET stat = stat || ' unordered' } } db close sqlite3 db test.db foreach {tn sql r(ordered) r(unordered)} { 1 "SELECT * FROM t1 ORDER BY a" {0 0 0 {SCAN TABLE t1 USING INDEX i1 (~128 rows)}} {0 0 0 {SCAN TABLE t1 (~128 rows)} 0 0 0 {USE TEMP B-TREE FOR ORDER BY}} 2 "SELECT * FROM t1 WHERE a >?" {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a>?) (~32 rows)}} {0 0 0 {SCAN TABLE t1 (~42 rows)}} 3 "SELECT * FROM t1 WHERE a = ? ORDER BY rowid" {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?) (~1 rows)}} {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?) (~1 rows)} 0 0 0 {USE TEMP B-TREE FOR ORDER BY}} 4 "SELECT max(a) FROM t1" {0 0 0 {SEARCH TABLE t1 USING COVERING INDEX i1 (~1 rows)}} {0 0 0 {SEARCH TABLE t1 (~1 rows)}} 5 "SELECT group_concat(b) FROM t1 GROUP BY a" {0 0 0 {SCAN TABLE t1 USING INDEX i1 (~128 rows)}} {0 0 0 {SCAN TABLE t1 (~128 rows)} 0 0 0 {USE TEMP B-TREE FOR GROUP BY}} 6 "SELECT * FROM t1 WHERE a = ?" {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?) (~1 rows)}} {0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?) (~1 rows)}} 7 "SELECT count(*) FROM t1" {0 0 0 {SCAN TABLE t1 USING COVERING INDEX i1(~128 rows)}} {0 0 0 {SCAN TABLE t1 (~128 rows)}} } { do_eqp_test 1.$idxmode.$tn $sql $r($idxmode) } } finish_test