blob: 4fce3db7c3bc6de78516ecb4b74e9d4500199c7e [file] [log] [blame]
 # 2008 December 23 # # 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. The focus # is testing of where.c. More specifically, the focus is the optimization # of WHERE clauses that feature the OR operator. # # \$Id: where8m.test,v 1.3 2009/06/05 17:09:12 drh Exp \$ set testdir [file dirname \$argv0] source \$testdir/tester.tcl source \$testdir/malloc_common.tcl do_malloc_test where8m-1 -sqlprep { CREATE TABLE t1(a, b, c); CREATE INDEX i1 ON t1(a); CREATE INDEX i2 ON t1(b); } -sqlbody { SELECT c FROM t1 WHERE a = 2 OR b = 'three' OR a = 4 OR b = 'five' OR a = 6 OR b = 'seven' OR a = 8 OR b = 'nine' OR a = 10 ORDER BY rowid; SELECT c FROM t1 WHERE a = 1 OR a = 2 OR a = 3 OR a = 4 OR a = 5 OR a = 6; SELECT c FROM t1 WHERE a BETWEEN 1 AND 3 AND b < 5 AND b > 2 AND c = 4; } do_malloc_test where8m-2 -tclprep { db eval { BEGIN; CREATE TABLE t1(a, b, c); CREATE INDEX i1 ON t1(a); CREATE INDEX i2 ON t1(b); } for {set i 0} {\$i < 1000} {incr i} { set ii [expr \$i*\$i] set iii [expr \$i*\$i] db eval { INSERT INTO t1 VALUES(\$i, \$ii, \$iii) } } db eval COMMIT } -sqlbody { SELECT count(*) FROM t1 WHERE a BETWEEN 5 AND 995 OR b BETWEEN 5 AND 900000; } finish_test