:-) (CVS 93)
FossilOrigin-Name: 3c0540e6fb103402c3f37fd2df17f9786b363db0
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drh
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13
manifest
13
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@ -1,5 +1,5 @@
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C added\sthe\sfcnt()\sfunction\sfor\stesting\s(CVS\s92)
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D 2000-06-11T23:50:13
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C :-)\s(CVS\s93)
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D 2000-06-12T12:20:49
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F COPYRIGHT 74a8a6531a42e124df07ab5599aad63870fa0bd4
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F Makefile.in b5693de0513e32f6e51bf0d1c62ea0d6b9a6c5d6
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F README 51f6a4e7408b34afa5bc1c0485f61b6a4efb6958
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@ -46,6 +46,7 @@ F test/table.test d3e01e4916a99ade7d8f1d534ee1b36d57c00490
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F test/tester.tcl 95b286791e6256bb6db0165f9342c70fff549a62
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F test/update.test b3f45984cd2b3aea6f24b6d77dc1e721ccaba244
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F test/vacuum.test 8becf5cfeb897108b35cdd996793e7f1df2f28fd
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F test/where.test bbab5a308055fb6087dc23d600b4ad2b72797397
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F tool/gdbmdump.c 529e67c78d920606ba196326ea55b57b75fcc82b
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F tool/lemon.c 1f0e96515c12e9e413f5b8fdebc79ddcf18ddc9d
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F tool/lempar.c a1eec94d6eacc12332368660ec65f3b248853833
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@ -57,13 +58,13 @@ F www/arch.fig 4e26e9dca3c49724fc8f554c695ddea9f2413156
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F www/arch.png c4d908b79065a72e7dcf19317f36d1324c550e87
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F www/arch.tcl 4f6a9afecc099a27bba17b4f8cc9561abc15dc40
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F www/c_interface.tcl 9ac800854272db5fe439e07b7435b243a5422293
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F www/changes.tcl 557a1c49e9dfca6da6d659ffc4eb202399b42b81
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F www/changes.tcl 49c6bb069304399f636a37c609da993cf4c38442
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F www/fileformat.tcl b11435fcd2cf2238a1c5e6d16fe5e83bcd14d434
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F www/index.tcl 4116afce6a8c63d68882d2b00aa10b079e0129cd
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F www/lang.tcl 1645e9107d75709be4c6099b643db235bbe0a151
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F www/opcode.tcl 3cdc4bb2515fcfcbe853e3f0c91cd9199e82dadd
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F www/sqlite.tcl 5420eab24b539928f80ea9b3088e2549d34f438d
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P d573b431ed766db2d38672334a0c81faa1dde353
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R a071d3d9a4a3d2d16791159e4a3e2df8
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P 0f93c27cddb4254f72305ca3a64b77c2e7772c56
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R bd5f521fe3a6a6c0433519a44fdb2003
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U drh
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Z beff43aecb1f6e4f53737f0253af3944
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Z 65d5d81332e112b45f79056cb6dde603
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@ -1 +1 @@
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0f93c27cddb4254f72305ca3a64b77c2e7772c56
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3c0540e6fb103402c3f37fd2df17f9786b363db0
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160
test/where.test
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160
test/where.test
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# Copyright (c) 1999, 2000 D. Richard Hipp
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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#
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# Author contact information:
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# drh@hwaci.com
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# http://www.hwaci.com/drh/
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library. The
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# focus of this file is testing the use of indices in WHERE clases.
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#
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# $Id: where.test,v 1.1 2000/06/12 12:20:49 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# Build some test data
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#
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do_test where-1.0 {
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execsql {
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CREATE TABLE t1(w int, x int, y int);
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CREATE TABLE t2(p int, q int, r int, s int);
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}
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for {set i 1} {$i<=100} {incr i} {
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set w $i
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set x [expr {int(log($i)/log(2))}]
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set y [expr {$i*$i + 2*$i + 1}]
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execsql "INSERT INTO t1 VALUES($w,$x,$y)"
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}
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execsql {
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INSERT INTO t2 SELECT 101-w, x, (SELECT max(y) FROM t1)+1-y, y FROM t1;
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CREATE INDEX i1w ON t1(w);
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CREATE INDEX i1xy ON t1(x,y);
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CREATE INDEX i2p ON t2(p);
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CREATE INDEX i2r ON t2(r);
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CREATE INDEX i2qs ON t2(q, s);
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}
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} {}
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# Verify that queries use an index. We are using the special "fcnt(*)"
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# function to verify the results. fcnt(*) returns the number of Fetch
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# operations that have occurred up to the point where fcnt(*) is invoked.
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# By verifing that fcnt(*) returns a small number we know that an index
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# was used instead of an exhaustive search.
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#
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do_test where-1.1 {
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execsql {SELECT x, y, fcnt(*) FROM t1 WHERE w=10}
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} {3 121 2}
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do_test where-1.2 {
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execsql {SELECT x, y, fcnt(*) FROM t1 WHERE w=11}
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} {3 144 2}
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do_test where-1.3 {
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execsql {SELECT x, y, fcnt(*) FROM t1 WHERE 11=w}
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} {3 144 2}
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do_test where-1.4 {
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execsql {SELECT x, y, fcnt(*) FROM t1 WHERE 11=w AND x>2}
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} {3 144 2}
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do_test where-1.5 {
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execsql {SELECT x, y, fcnt(*) FROM t1 WHERE y<200 AND w=11 AND x>2}
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} {3 144 2}
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do_test where-1.6 {
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execsql {SELECT x, y, fcnt(*) FROM t1 WHERE y<200 AND x>2 AND w=11}
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} {3 144 2}
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do_test where-1.7 {
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execsql {SELECT x, y, fcnt(*) FROM t1 WHERE w=11 AND y<200 AND x>2}
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} {3 144 2}
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do_test where-1.8 {
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execsql {SELECT x, y, fcnt(*) FROM t1 WHERE w>10 AND y=144 AND x=3}
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} {3 144 2}
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do_test where-1.9 {
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execsql {SELECT x, y, fcnt(*) FROM t1 WHERE y=144 AND w>10 AND x=3}
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} {3 144 2}
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do_test where-1.10 {
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execsql {SELECT x, y, fcnt(*) FROM t1 WHERE x=3 AND w>=10 AND y=121}
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} {3 121 2}
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do_test where-1.11 {
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execsql {SELECT x, y, fcnt(*) FROM t1 WHERE x=3 AND y=100 AND w<10}
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} {3 100 2}
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# Do the same kind of thing except use a join as the data source.
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#
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do_test where-2.1 {
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execsql {
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SELECT w, p, fcnt(*) FROM t2, t1
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WHERE x=q AND y=s AND r=8977
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}
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} {34 67 4}
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do_test where-2.2 {
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execsql {
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SELECT w, p, fcnt(*) FROM t2, t1
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WHERE x=q AND s=y AND r=8977
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}
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} {34 67 4}
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do_test where-2.3 {
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execsql {
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SELECT w, p, fcnt(*) FROM t2, t1
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WHERE x=q AND s=y AND r=8977 AND w>10
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}
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} {34 67 4}
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do_test where-2.4 {
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execsql {
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SELECT w, p, fcnt(*) FROM t2, t1
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WHERE p<80 AND x=q AND s=y AND r=8977 AND w>10
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}
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} {34 67 4}
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do_test where-2.5 {
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execsql {
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SELECT w, p, fcnt(*) FROM t2, t1
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WHERE p<80 AND x=q AND 8977=r AND s=y AND w>10
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}
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} {34 67 4}
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do_test where-2.6 {
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execsql {
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SELECT w, p, fcnt(*) FROM t2, t1
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WHERE x=q AND p=77 AND s=y AND w>5
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}
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} {24 77 4}
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do_test where-2.7 {
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execsql {
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SELECT w, p, fcnt(*) FROM t1, t2
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WHERE x=q AND p>77 AND s=y AND w=5
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}
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} {5 96 4}
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# Lets do a 3-way join.
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#
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do_test where-3.1 {
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execsql {
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SELECT A.w, B.p, C.w, fcnt(*) FROM t1 as A, t2 as B, t1 as C
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WHERE C.w=101-B.p AND B.r=10202-A.y AND A.w=11
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}
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} {11 90 11 6}
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do_test where-3.2 {
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execsql {
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SELECT A.w, B.p, C.w, fcnt(*) FROM t1 as A, t2 as B, t1 as C
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WHERE C.w=101-B.p AND B.r=10202-A.y AND A.w=12
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}
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} {12 89 12 6}
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do_test where-3.3 {
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execsql {
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SELECT A.w, B.p, C.w, fcnt(*) FROM t1 as A, t2 as B, t1 as C
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WHERE A.w=15 AND B.p=C.w AND B.r=10202-A.y
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}
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} {15 86 86 6}
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finish_test
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@ -17,6 +17,12 @@ proc chng {date desc} {
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puts "<DD><P><UL>$desc</UL></P></DD>"
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}
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chng {2000 June 11} {
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<li>Added a <b>fcnt()</b> function which is designed to help write better.
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test scripts. This function is not useful for anything other than
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testing and debugging, as far as I know.</li>
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}
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chng {2000 June 8} {
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<li>Added lots of new test cases</li>
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<li>Fix a few bugs discovered while adding test cases</li>
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