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aa32e3c60a
sqlite/test/where8.test
drh aa32e3c60a Enhance the query planner so that it looks at multiple solutions to OR 
expressions in the WHERE clause.

FossilOrigin-Name: 5e19d054105fb16ff52d265d48cc87a418603f6f
2013-07-16 21:31:23 +00:00

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# 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: where8.test,v 1.9 2009/07/31 06:14:52 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
# Test organization:
#
# where8-1.*: Tests to demonstrate simple cases work with a single table
# in the FROM clause.
#
# where8-2.*: Tests surrounding virtual tables and the OR optimization.
#
# where8-3.*: Tests with more than one table in the FROM clause.
#
proc execsql_status {sql {db db}} {
set result [uplevel $db eval [list $sql]]
concat $result [db status step] [db status sort]
}
proc execsql_status2 {sql {db db}} {
set ::sqlite_search_count 0
set result [uplevel [list execsql_status $sql $db]]
concat $result $::sqlite_search_count
}
do_test where8-1.1 {
execsql {
CREATE TABLE t1(a, b TEXT, c);
CREATE INDEX i1 ON t1(a);
CREATE INDEX i2 ON t1(b);
INSERT INTO t1 VALUES(1, 'one', 'I');
INSERT INTO t1 VALUES(2, 'two', 'II');
INSERT INTO t1 VALUES(3, 'three', 'III');
INSERT INTO t1 VALUES(4, 'four', 'IV');
INSERT INTO t1 VALUES(5, 'five', 'V');
INSERT INTO t1 VALUES(6, 'six', 'VI');
INSERT INTO t1 VALUES(7, 'seven', 'VII');
INSERT INTO t1 VALUES(8, 'eight', 'VIII');
INSERT INTO t1 VALUES(9, 'nine', 'IX');
INSERT INTO t1 VALUES(10, 'ten', 'X');
}
} {}
do_test where8-1.2 {
execsql_status2 { SELECT c FROM t1 WHERE a = 1 OR b = 'nine' }
} {I IX 0 0 6}
do_test where8-1.3 {
execsql_status2 { SELECT c FROM t1 WHERE a > 8 OR b = 'two' }
} {IX X II 0 0 6}
do_test where8-1.4 {
execsql_status2 { SELECT c FROM t1 WHERE a > 8 OR b GLOB 't*' }
} {IX X III II 0 0 9}
do_test where8-1.5 {
execsql_status2 { SELECT c FROM t1 WHERE a > 8 OR b GLOB 'f*' }
} {IX X V IV 0 0 9}
do_test where8-1.6 {
execsql_status { SELECT c FROM t1 WHERE a = 1 OR b = 'three' ORDER BY rowid }
} {I III 0 1}
do_test where8-1.7 {
execsql_status { SELECT c FROM t1 WHERE a = 1 OR b = 'three' ORDER BY a }
} {I III 0 1}
do_test where8-1.8 {
# 18 searches. 9 on the index cursor and 9 on the table cursor.
execsql_status2 { SELECT c FROM t1 WHERE a > 1 AND c LIKE 'I%' }
} {II III IV IX 0 0 18}
do_test where8-1.9 {
execsql_status2 { SELECT c FROM t1 WHERE a >= 9 OR b <= 'eight' }
} {IX X VIII 0 0 6}
do_test where8-1.10 {
execsql_status2 {
SELECT c FROM t1 WHERE (a >= 9 AND c != 'X') OR b <= 'eight'
}
} {IX VIII 0 0 6}
do_test where8-1.11 {
execsql_status2 {
SELECT c FROM t1 WHERE (a >= 4 AND a <= 6) OR b = 'nine'
}
} {IV V VI IX 0 0 10}
do_test where8-1.12.1 {
execsql_status2 {
SELECT c FROM t1 WHERE a IN(1, 2, 3) OR a = 5
}
} {I II III V 0 0 14}
do_test where8-1.12.2 {
execsql_status2 {
SELECT c FROM t1 WHERE +a IN(1, 2, 3) OR +a = 5
}
} {I II III V 9 0 9}
do_test where8-1.13 {
execsql_status2 {
SELECT c FROM t1
WHERE a = 2 OR b = 'three' OR a = 4 OR b = 'five' OR a = 6
ORDER BY rowid
}
} {II III IV V VI 0 1 18}
do_test where8-1.14 {
execsql_status2 {
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
}
} {II III IV V VI VII VIII IX X 0 1 33}
do_test where8-1.15 {
execsql_status2 {
SELECT c FROM t1 WHERE
a BETWEEN 2 AND 4 OR b = 'nine'
ORDER BY rowid
}
} {II III IV IX 0 1 12}
#--------------------------------------------------------------------------
# Tests where8-2.*: Virtual tables
#
if 0 {
ifcapable vtab {
# Register the 'echo' module used for testing virtual tables.
#
register_echo_module [sqlite3_connection_pointer db]
do_test where8-2.1 {
execsql {
CREATE VIRTUAL TABLE e1 USING echo(t1);
SELECT b FROM e1;
}
} {one two three four five six seven eight nine ten}
do_test where8-2.2.1 {
set echo_module ""
execsql {
SELECT c FROM e1 WHERE a=1 OR b='three';
}
} {I III}
do_test where8-2.2.2 {
set echo_module
} {TODO: What should this be?}
}
}
#--------------------------------------------------------------------------
# Tests where8-3.*: Cases with multiple tables in the FROM clause.
#
do_test where8-3.1 {
execsql {
CREATE TABLE t2(d, e, f);
CREATE INDEX i3 ON t2(d);
CREATE INDEX i4 ON t2(e);
INSERT INTO t2 VALUES(1, NULL, 'I');
INSERT INTO t2 VALUES(2, 'four', 'IV');
INSERT INTO t2 VALUES(3, NULL, 'IX');
INSERT INTO t2 VALUES(4, 'sixteen', 'XVI');
INSERT INTO t2 VALUES(5, NULL, 'XXV');
INSERT INTO t2 VALUES(6, 'thirtysix', 'XXXVI');
INSERT INTO t2 VALUES(7, 'fortynine', 'XLIX');
INSERT INTO t2 VALUES(8, 'sixtyeight', 'LXIV');
INSERT INTO t2 VALUES(9, 'eightyone', 'LXXXIX');
INSERT INTO t2 VALUES(10, NULL, 'C');
}
} {}
do_test where8-3.2 {
execsql_status {
SELECT a, d FROM t1, t2 WHERE b=e
}
} {4 2 9 0}
do_test where8-3.3 {
execsql_status {
SELECT a, d FROM t1, t2 WHERE (a = 2 OR a = 3) AND d = 6
}
} {2 6 3 6 0 0}
do_test where8-3.4 {
execsql_status {
SELECT a, d FROM t1, t2 WHERE (a = 2 OR a = 3) AND d = a
}
} {2 2 3 3 0 0}
do_test where8-3.5 {
execsql_status {
SELECT a, d FROM t1, t2 WHERE (a = 2 OR a = 3) AND (d = a OR e = 'sixteen')
ORDER BY +a, +d;
}
} {2 2 2 4 3 3 3 4 0 1}
do_test where8-3.6 {
# The first part of the WHERE clause in this query, (a=2 OR a=3) is
# transformed into "a IN (2, 3)". This is why the sort is required.
#
execsql_status {
SELECT a, d
FROM t1, t2
WHERE (a = 2 OR a = 3) AND (d = a OR e = 'sixteen')
ORDER BY t1.rowid
}
} {2 2 2 4 3 3 3 4 0 1}
do_test where8-3.7 {
execsql_status {
SELECT a, d
FROM t1, t2
WHERE a = 2 AND (d = a OR e = 'sixteen')
ORDER BY t1.rowid
}
} {/2 2 2 4 0 [01]/}
do_test where8-3.8 {
execsql_status {
SELECT a, d
FROM t1, t2
WHERE (a = 2 OR b = 'three') AND (d = a OR e = 'sixteen')
ORDER BY t1.rowid
}
} {2 2 2 4 3 3 3 4 0 1}
do_test where8-3.9 {
# The "OR c = 'IX'" term forces a linear scan.
execsql_status {
SELECT a, d
FROM t1, t2
WHERE (a = 2 OR b = 'three' OR c = 'IX') AND (d = a OR e = 'sixteen')
ORDER BY t1.rowid
}
} {2 2 2 4 3 3 3 4 9 9 9 4 9 0}
do_test where8-3.10 {
execsql_status {
SELECT d FROM t2 WHERE e IS NULL OR e = 'four'
}
} {1 3 5 10 2 0 0}
do_test where8-3.11 {
execsql_status {
SELECT a, d FROM t1, t2 WHERE (a=d OR b=e) AND a<5 ORDER BY a
}
} {1 1 2 2 3 3 4 2 4 4 0 0}
do_test where8-3.12 {
execsql_status {
SELECT a, d FROM t1, t2 WHERE (a=d OR b=e) AND +a<5 ORDER BY a
}
} {1 1 2 2 3 3 4 2 4 4 9 0}
do_test where8-3.13 {
execsql_status {
SELECT a, d FROM t1, t2 WHERE (a=d OR b=e) AND +a<5
}
} {1 1 2 2 3 3 4 2 4 4 9 0}
do_test where8-3.14 {
execsql_status {
SELECT c FROM t1 WHERE a > (SELECT d FROM t2 WHERE e = b) OR a = 5
}
} {IV V 9 0}
do_test where8-3.15 {
execsql_status {
SELECT c FROM t1, t2 WHERE a BETWEEN 1 AND 2 OR a = (
SELECT sum(e IS NULL) FROM t2 AS inner WHERE t2.d>inner.d
)
ORDER BY c
}
} {I I I I I I I I I I II II II II II II II II II II III III III III III 9 1}
do_test where8-3.21 {
execsql_status {
SELECT a, d FROM t1, (t2) WHERE (a=d OR b=e) AND a<5 ORDER BY a
}
} {1 1 2 2 3 3 4 2 4 4 0 0}
do_test where8-3.21.1 {
execsql_status {
SELECT a, d FROM t1, ((t2)) AS t3 WHERE (a=d OR b=e) AND a<5 ORDER BY a
}
} {1 1 2 2 3 3 4 2 4 4 0 0}
if {[permutation] != "no_optimization"} {
do_test where8-3.21.2 {
execsql_status {
SELECT a, d FROM t1, ((SELECT * FROM t2)) AS t3 WHERE (a=d OR b=e) AND a<5 ORDER BY a
}
} {1 1 2 2 3 3 4 2 4 4 0 0}
}
do_test where8-3.22 {
execsql_status {
SELECT a, d FROM ((((((t1))), (((t2))))))
WHERE (a=d OR b=e) AND a<5 ORDER BY a
}
} {1 1 2 2 3 3 4 2 4 4 0 0}
if {[permutation] != "no_optimization"} {
do_test where8-3.23 {
execsql_status {
SELECT * FROM ((SELECT * FROM t2)) AS t3;
}
} {1 {} I 2 four IV 3 {} IX 4 sixteen XVI 5 {} XXV 6 thirtysix XXXVI 7 fortynine XLIX 8 sixtyeight LXIV 9 eightyone LXXXIX 10 {} C 9 0}
}
#-----------------------------------------------------------------------
# The following tests - where8-4.* - verify that adding or removing
# indexes does not change the results returned by various queries.
#
do_test where8-4.1 {
execsql {
BEGIN;
CREATE TABLE t3(a INTEGER, b REAL, c TEXT);
CREATE TABLE t4(f INTEGER, g REAL, h TEXT);
INSERT INTO t3 VALUES('hills', NULL, 1415926535);
INSERT INTO t3 VALUES('and', 'of', NULL);
INSERT INTO t3 VALUES('have', 'towering', 53594.08128);
INSERT INTO t3 VALUES(NULL, 45.64856692, 'Not');
INSERT INTO t3 VALUES('same', 5028841971, NULL);
INSERT INTO t3 VALUES('onlookers', 'in', 8214808651);
INSERT INTO t3 VALUES(346.0348610, 2643383279, NULL);
INSERT INTO t3 VALUES(1415926535, 'of', 'are');
INSERT INTO t3 VALUES(NULL, 0.4811174502, 'snapshots');
INSERT INTO t3 VALUES('over', 'the', 8628034825);
INSERT INTO t3 VALUES(8628034825, 66.59334461, 2847564.823);
INSERT INTO t3 VALUES('onlookers', 'same', 'and');
INSERT INTO t3 VALUES(NULL, 'light', 6939937510);
INSERT INTO t3 VALUES('from', 'their', 'viewed');
INSERT INTO t3 VALUES('from', 'Alpine', 'snapshots');
INSERT INTO t3 VALUES('from', 'sometimes', 'unalike');
INSERT INTO t3 VALUES(1339.360726, 'light', 'have');
INSERT INTO t3 VALUES(6939937510, 3282306647, 'other');
INSERT INTO t3 VALUES('paintings', 8628034825, 'all');
INSERT INTO t3 VALUES('paintings', NULL, 'same');
INSERT INTO t3 VALUES('Alpine', 378678316.5, 'unalike');
INSERT INTO t3 VALUES('Alpine', NULL, 'same');
INSERT INTO t3 VALUES(1339.360726, 2847564.823, 'over');
INSERT INTO t3 VALUES('villages', 'their', 'have');
INSERT INTO t3 VALUES('unalike', 'remarkably', 'in');
INSERT INTO t3 VALUES('and', 8979323846, 'and');
INSERT INTO t3 VALUES(NULL, 1415926535, 'an');
INSERT INTO t3 VALUES(271.2019091, 8628034825, 0.4811174502);
INSERT INTO t3 VALUES('all', 3421170679, 'the');
INSERT INTO t3 VALUES('Not', 'and', 1415926535);
INSERT INTO t3 VALUES('of', 'other', 'light');
INSERT INTO t3 VALUES(NULL, 'towering', 'Not');
INSERT INTO t3 VALUES(346.0348610, NULL, 'other');
INSERT INTO t3 VALUES('Not', 378678316.5, NULL);
INSERT INTO t3 VALUES('snapshots', 8628034825, 'of');
INSERT INTO t3 VALUES(3282306647, 271.2019091, 'and');
INSERT INTO t3 VALUES(50.58223172, 378678316.5, 5028841971);
INSERT INTO t3 VALUES(50.58223172, 2643383279, 'snapshots');
INSERT INTO t3 VALUES('writings', 8979323846, 8979323846);
INSERT INTO t3 VALUES('onlookers', 'his', 'in');
INSERT INTO t3 VALUES('unalike', 8628034825, 1339.360726);
INSERT INTO t3 VALUES('of', 'Alpine', 'and');
INSERT INTO t3 VALUES('onlookers', NULL, 'from');
INSERT INTO t3 VALUES('writings', 'it', 1339.360726);
INSERT INTO t3 VALUES('it', 'and', 'villages');
INSERT INTO t3 VALUES('an', 'the', 'villages');
INSERT INTO t3 VALUES(8214808651, 8214808651, 'same');
INSERT INTO t3 VALUES(346.0348610, 'light', 1415926535);
INSERT INTO t3 VALUES(NULL, 8979323846, 'and');
INSERT INTO t3 VALUES(NULL, 'same', 1339.360726);
INSERT INTO t4 VALUES('his', 'from', 'an');
INSERT INTO t4 VALUES('snapshots', 'or', NULL);
INSERT INTO t4 VALUES('Alpine', 'have', 'it');
INSERT INTO t4 VALUES('have', 'peak', 'remarkably');
INSERT INTO t4 VALUES('hills', NULL, 'Not');
INSERT INTO t4 VALUES('same', 'from', 2643383279);
INSERT INTO t4 VALUES('have', 'angle', 8628034825);
INSERT INTO t4 VALUES('sometimes', 'it', 2847564.823);
INSERT INTO t4 VALUES(0938446095, 'peak', 'of');
INSERT INTO t4 VALUES(8628034825, 'and', 'same');
INSERT INTO t4 VALUES('and', 271.2019091, 'their');
INSERT INTO t4 VALUES('the', 'of', 'remarkably');
INSERT INTO t4 VALUES('and', 3421170679, 1415926535);
INSERT INTO t4 VALUES('and', 'in', 'all');
INSERT INTO t4 VALUES(378678316.5, 0.4811174502, 'snapshots');
INSERT INTO t4 VALUES('it', 'are', 'have');
INSERT INTO t4 VALUES('angle', 'snapshots', 378678316.5);
INSERT INTO t4 VALUES('from', 1415926535, 8628034825);
INSERT INTO t4 VALUES('snapshots', 'angle', 'have');
INSERT INTO t4 VALUES(3421170679, 0938446095, 'Not');
INSERT INTO t4 VALUES('peak', NULL, 0.4811174502);
INSERT INTO t4 VALUES('same', 'have', 'Alpine');
INSERT INTO t4 VALUES(271.2019091, 66.59334461, 0938446095);
INSERT INTO t4 VALUES(8979323846, 'his', 'an');
INSERT INTO t4 VALUES(NULL, 'and', 3282306647);
INSERT INTO t4 VALUES('remarkably', NULL, 'Not');
INSERT INTO t4 VALUES('villages', 4543.266482, 'his');
INSERT INTO t4 VALUES(2643383279, 'paintings', 'onlookers');
INSERT INTO t4 VALUES(1339.360726, 'of', 'the');
INSERT INTO t4 VALUES('peak', 'other', 'peak');
INSERT INTO t4 VALUES('it', 'or', 8979323846);
INSERT INTO t4 VALUES('onlookers', 'Not', 'towering');
INSERT INTO t4 VALUES(NULL, 'peak', 'Not');
INSERT INTO t4 VALUES('of', 'have', 6939937510);
INSERT INTO t4 VALUES('light', 'hills', 0.4811174502);
INSERT INTO t4 VALUES(5028841971, 'Not', 'it');
INSERT INTO t4 VALUES('and', 'Not', NULL);
INSERT INTO t4 VALUES(346.0348610, 'villages', NULL);
INSERT INTO t4 VALUES(8979323846, NULL, 6939937510);
INSERT INTO t4 VALUES('an', 'light', 'peak');
INSERT INTO t4 VALUES(5028841971, 6939937510, 'light');
INSERT INTO t4 VALUES('sometimes', 'peak', 'peak');
INSERT INTO t4 VALUES(378678316.5, 5028841971, 'an');
INSERT INTO t4 VALUES(378678316.5, 'his', 'Alpine');
INSERT INTO t4 VALUES('from', 'of', 'all');
INSERT INTO t4 VALUES(0938446095, 'same', NULL);
INSERT INTO t4 VALUES(0938446095, 'Alpine', NULL);
INSERT INTO t4 VALUES('his', 'of', 378678316.5);
INSERT INTO t4 VALUES(271.2019091, 'viewed', 3282306647);
INSERT INTO t4 VALUES('hills', 'all', 'peak');
CREATE TABLE t5(s);
INSERT INTO t5 VALUES('tab-t5');
CREATE TABLE t6(t);
INSERT INTO t6 VALUES(123456);
COMMIT;
}
} {}
catch {unset results}
catch {unset A}
catch {unset B}
set A 2
foreach idxsql {
{
/* No indexes */
} {
CREATE INDEX i5 ON t3(a);
} {
CREATE INDEX i5 ON t3(a, b);
CREATE INDEX i6 ON t4(f);
} {
CREATE UNIQUE INDEX i5 ON t3(a, b);
CREATE INDEX i7 ON t3(c);
CREATE INDEX i6 ON t4(f);
CREATE INDEX i8 ON t4(h);
} {
CREATE INDEX i5 ON t3(a, b, c);
CREATE INDEX i6 ON t4(f, g, h);
CREATE INDEX i7 ON t3(c, b, a);
CREATE INDEX i8 ON t4(h, g, f);
}
} {
execsql {
DROP INDEX IF EXISTS i5;
DROP INDEX IF EXISTS i6;
DROP INDEX IF EXISTS i7;
DROP INDEX IF EXISTS i8;
}
execsql $idxsql
foreach {B sql} {
1 { SELECT * FROM t3 WHERE c LIKE b }
2 { SELECT * FROM t3 WHERE c||'' LIKE 'the%' }
3 { SELECT * FROM t3 WHERE rowid LIKE '12%' }
4 { SELECT * FROM t3 WHERE +c LIKE 'the%' }
5 { SELECT * FROM t3 WHERE c LIKE 'the%' }
6 { SELECT * FROM t3 WHERE c GLOB '*llo' }
7 { SELECT * FROM t3 WHERE a = 'angle' }
8 { SELECT * FROM t3 WHERE a = 'it' OR b = 6939937510 }
9 { SELECT * FROM t3, t4 WHERE a = 'painting' OR a = 'are' OR a = f }
10 { SELECT * FROM t3, t4 WHERE a = 'all' OR a = 'and' OR a = h }
11 { SELECT * FROM t3, t4 WHERE a < 'of' OR b > 346 AND c IS NULL }
12 { SELECT * FROM t3, t4 WHERE 'the' > a OR b > 'have' AND c = 1415926535 }
13 { SELECT * FROM t3 WHERE a BETWEEN 'one' AND 'two' OR a = 3421170679 }
14 { SELECT * FROM t3 WHERE a BETWEEN 'one' AND 'two' OR a IS NULL }
15 { SELECT * FROM t3 WHERE c > 'one' OR c >= 'one' OR c LIKE 'one%' }
16 { SELECT * FROM t3 WHERE c > 'one' OR c = c OR c = a }
17 { SELECT * FROM t3 WHERE c IS NULL OR a >= 'peak' }
18 { SELECT * FROM t3 WHERE c IN ('other', 'all', 'snapshots') OR a>1 }
19 { SELECT * FROM t3 WHERE c IN ('other', 'all', 'snapshots') AND a>1 }
20 { SELECT * FROM t3 WHERE c IS NULL AND a>'one' }
21 { SELECT * FROM t3 WHERE c IS NULL OR a>'one' }
22 { SELECT * FROM t3 WHERE b = b AND a > 'are' }
23 { SELECT * FROM t3 WHERE c <= b OR b < 'snapshots' }
24 { SELECT * FROM t3 WHERE 'onlookers' >= c AND a <= b OR b = 'angle' }
25 { SELECT * FROM t3 WHERE b = 'from' }
26 { SELECT * FROM t3 WHERE b = 4543.266482 }
27 { SELECT * FROM t3 WHERE c < 3282306647 }
28 { SELECT * FROM t3 WHERE c IS NULL AND b >= c }
29 { SELECT * FROM t3 WHERE b > 0.4811174502 AND c = 'other' AND 'viewed' > a }
30 { SELECT * FROM t3 WHERE c = 'peak' }
31 { SELECT * FROM t3 WHERE c < 53594.08128 OR c <= b }
32 { SELECT * FROM t3 WHERE 'writings' <= b }
33 { SELECT * FROM t3 WHERE 2643383279 = b OR c < b AND b <= 3282306647 }
34 { SELECT * FROM t3 WHERE a IS NULL }
35 { SELECT * FROM t3 WHERE 'writings' = a OR b = 378678316.5 }
36 { SELECT * FROM t3 WHERE 'and' >= c }
37 { SELECT * FROM t3 WHERE c < 'from' }
38 { SELECT * FROM t3 WHERE 'his' < c OR b < b }
39 { SELECT * FROM t3 WHERE 53594.08128 = b AND c >= b }
40 { SELECT * FROM t3 WHERE 'unalike' < c AND 'are' >= c AND a <= b }
41 { SELECT * FROM t3 WHERE b >= 4543.266482 OR 'Alpine' > a OR 271.2019091 <= a }
42 { SELECT * FROM t3 WHERE b = c }
43 { SELECT * FROM t3 WHERE c > a AND b < 'all' }
44 { SELECT * FROM t3 WHERE c BETWEEN 'hills' AND 'snapshots' AND c <= 'the' OR c = a }
45 { SELECT * FROM t3 WHERE b > c AND c >= 'hills' }
46 { SELECT * FROM t3 WHERE b > 'or' OR a <= 'hills' OR c IS NULL }
47 { SELECT * FROM t3 WHERE c > b OR b BETWEEN 1339.360726 AND 'onlookers' OR 1415926535 >= b }
48 { SELECT * FROM t3 WHERE a IS NULL }
49 { SELECT * FROM t3 WHERE a > 'other' }
50 { SELECT * FROM t3 WHERE 'the' <= c AND a <= c }
51 { SELECT * FROM t3 WHERE 346.0348610 = a AND c = b }
52 { SELECT * FROM t3 WHERE c BETWEEN 50.58223172 AND 'same' AND a < b }
53 { SELECT * FROM t3 WHERE 'Alpine' <= b AND c >= 'angle' OR b <= 271.2019091 }
54 { SELECT * FROM t3 WHERE a < a AND 1415926535 > b }
55 { SELECT * FROM t3 WHERE c > a AND 'have' >= c }
56 { SELECT * FROM t3 WHERE b <= b AND c > b }
57 { SELECT * FROM t3 WHERE a IS NULL AND c <= c }
58 { SELECT * FROM t3 WHERE b < c OR b = c }
59 { SELECT * FROM t3 WHERE c < b AND b >= 'it' }
60 { SELECT * FROM t3 WHERE a = b AND a <= b OR b >= a }
61 { SELECT * FROM t3 WHERE b = c }
62 { SELECT * FROM t3 WHERE c BETWEEN 'the' AND 271.2019091 OR c <= 3282306647 AND c >= b }
63 { SELECT * FROM t3 WHERE c >= c AND c < 'writings' }
64 { SELECT * FROM t3 WHERE c <= 3282306647 AND b > a OR 'unalike' <= a }
65 { SELECT * FROM t3 WHERE a > c }
66 { SELECT * FROM t3 WHERE c = 'it' OR b >= b }
67 { SELECT * FROM t3 WHERE c = a OR b < c }
68 { SELECT * FROM t3 WHERE b > a }
69 { SELECT * FROM t3 WHERE a < b OR a > 4543.266482 OR 'same' = b }
70 { SELECT * FROM t3 WHERE c < c OR b <= c OR a <= b }
71 { SELECT * FROM t3 WHERE c > a }
72 { SELECT * FROM t3 WHERE c > b }
73 { SELECT * FROM t3 WHERE b <= a }
74 { SELECT * FROM t3 WHERE 3282306647 < b AND a >= 'or' OR a >= 378678316.5 }
75 { SELECT * FROM t3 WHERE 50.58223172 <= c OR c = c AND b < b }
76 { SELECT * FROM t3 WHERE 'and' < b OR b < c OR c > 1339.360726 }
77 { SELECT * FROM t3 WHERE b <= c }
78 { SELECT * FROM t3 WHERE 'in' <= c }
79 { SELECT * FROM t3 WHERE c <= b AND a > a AND c < b }
80 { SELECT * FROM t3 WHERE 'over' < b }
81 { SELECT * FROM t3 WHERE b >= b OR b < c OR a < b }
82 { SELECT * FROM t3 WHERE 'towering' <= b OR 'towering' = a AND c > b }
83 { SELECT * FROM t3 WHERE 'peak' = a OR b BETWEEN 2643383279 AND 'the' }
84 { SELECT * FROM t3 WHERE 'an' < c AND c > 'the' AND c IS NULL }
85 { SELECT * FROM t3 WHERE a <= 'sometimes' AND a BETWEEN 'unalike' AND 1339.360726 }
86 { SELECT * FROM t3 WHERE 1339.360726 < c AND c IS NULL }
87 { SELECT * FROM t3 WHERE b > 'the' }
88 { SELECT * FROM t3 WHERE 'and' = a }
89 { SELECT * FROM t3 WHERE b >= b }
90 { SELECT * FROM t3 WHERE b >= 8979323846 }
91 { SELECT * FROM t3 WHERE c <= a }
92 { SELECT * FROM t3 WHERE a BETWEEN 'have' AND 'light' OR a > b OR a >= 378678316.5 }
93 { SELECT * FROM t3 WHERE c > 3282306647 }
94 { SELECT * FROM t3 WHERE b > c }
95 { SELECT * FROM t3 WHERE b >= a AND 'villages' > a AND b >= c }
96 { SELECT * FROM t3 WHERE 'angle' > a }
97 { SELECT * FROM t3 WHERE 'paintings' >= a }
98 { SELECT * FROM t3 WHERE 'or' >= c }
99 { SELECT * FROM t3 WHERE c < b }
101 { SELECT * FROM t3, t4 WHERE f < 'sometimes' OR 'over' <= g AND h < 1415926535 }
102 { SELECT * FROM t3, t4 WHERE h >= 'from' AND h < 6939937510 OR g > h }
103 { SELECT * FROM t3, t4 WHERE c <= h AND g = h AND c >= 'all' }
104 { SELECT * FROM t3, t4 WHERE c = a }
105 { SELECT * FROM t3, t4 WHERE 'of' >= h }
106 { SELECT * FROM t3, t4 WHERE f >= b AND a < g AND h < 'and' }
107 { SELECT * FROM t3, t4 WHERE f <= 8628034825 AND 0938446095 >= b }
108 { SELECT * FROM t3, t4 WHERE a < 'the' }
109 { SELECT * FROM t3, t4 WHERE f = 'sometimes' OR b < 'of' }
110 { SELECT * FROM t3, t4 WHERE c IS NULL }
111 { SELECT * FROM t3, t4 WHERE 'have' = b OR g <= 346.0348610 }
112 { SELECT * FROM t3, t4 WHERE f > b AND b <= h }
113 { SELECT * FROM t3, t4 WHERE f > c OR 'the' = a OR 50.58223172 = a }
114 { SELECT * FROM t3, t4 WHERE 2643383279 <= a AND c = a }
115 { SELECT * FROM t3, t4 WHERE h >= b AND 'it' <= b }
116 { SELECT * FROM t3, t4 WHERE g BETWEEN 'from' AND 'peak' }
117 { SELECT * FROM t3, t4 WHERE 'their' > a AND g > b AND f <= c }
118 { SELECT * FROM t3, t4 WHERE h = 5028841971 AND 'unalike' <= f }
119 { SELECT * FROM t3, t4 WHERE c IS NULL AND a = 3282306647 OR a <= 'Alpine' }
120 { SELECT * FROM t3, t4 WHERE 'sometimes' <= f OR 8214808651 >= a AND b <= 53594.08128 }
121 { SELECT * FROM t3, t4 WHERE 6939937510 <= f OR c < f OR 'sometimes' = c }
122 { SELECT * FROM t3, t4 WHERE b < 'onlookers' AND 'paintings' = g AND c <= h }
123 { SELECT * FROM t3, t4 WHERE a BETWEEN 'all' AND 'from' OR c > 346.0348610 }
124 { SELECT * FROM t3, t4 WHERE 'from' <= b OR a BETWEEN 53594.08128 AND 'their' AND c > a }
125 { SELECT * FROM t3, t4 WHERE h = 2643383279 }
126 { SELECT * FROM t3, t4 WHERE a <= 'the' }
127 { SELECT * FROM t3, t4 WHERE h <= c }
128 { SELECT * FROM t3, t4 WHERE g <= 346.0348610 AND 66.59334461 >= f AND f <= f }
129 { SELECT * FROM t3, t4 WHERE g >= c OR 'in' < b OR b > g }
130 { SELECT * FROM t3, t4 WHERE 'over' > g AND b BETWEEN 'unalike' AND 'remarkably' }
131 { SELECT * FROM t3, t4 WHERE h <= 2847564.823 }
132 { SELECT * FROM t3, t4 WHERE h <= 'remarkably' AND 4543.266482 > h }
133 { SELECT * FROM t3, t4 WHERE a >= c AND 'it' > g AND c < c }
134 { SELECT * FROM t3, t4 WHERE h <= 66.59334461 AND b > 3421170679 }
135 { SELECT * FROM t3, t4 WHERE h < 'are' OR f BETWEEN 0938446095 AND 'are' OR b = b }
136 { SELECT * FROM t3, t4 WHERE h = a OR 66.59334461 <= f }
137 { SELECT * FROM t3, t4 WHERE f > 'of' OR h <= h OR a = f }
138 { SELECT * FROM t3, t4 WHERE 'other' >= g }
139 { SELECT * FROM t3, t4 WHERE b <= 3421170679 }
140 { SELECT * FROM t3, t4 WHERE 'all' = f AND 4543.266482 = b OR f BETWEEN 'and' AND 'angle' }
141 { SELECT * FROM t3, t4 WHERE 'light' = f OR h BETWEEN 'remarkably' AND 1415926535 }
142 { SELECT * FROM t3, t4 WHERE 'hills' = f OR 'the' >= f }
143 { SELECT * FROM t3, t4 WHERE a > 346.0348610 }
144 { SELECT * FROM t3, t4 WHERE 5028841971 = h }
145 { SELECT * FROM t3, t4 WHERE b >= c AND 'the' >= g OR 45.64856692 <= g }
146 { SELECT * FROM t3, t4 WHERE c < 5028841971 }
147 { SELECT * FROM t3, t4 WHERE a > a }
148 { SELECT * FROM t3, t4 WHERE c = 'snapshots' }
149 { SELECT * FROM t3, t4 WHERE h > 1339.360726 AND 'and' > c }
150 { SELECT * FROM t3, t4 WHERE 'and' > g OR 'sometimes' = c }
151 { SELECT * FROM t3, t4 WHERE g >= 'the' AND b >= 'onlookers' }
152 { SELECT * FROM t3, t4 WHERE h BETWEEN 'other' AND 2643383279 }
153 { SELECT * FROM t3, t4 WHERE 'it' = b }
154 { SELECT * FROM t3, t4 WHERE f = c OR c BETWEEN 'and' AND 0.4811174502 }
155 { SELECT * FROM t3, t4 WHERE b <= 'sometimes' OR c <= 0938446095 }
156 { SELECT * FROM t3, t4 WHERE 'and' <= b }
157 { SELECT * FROM t3, t4 WHERE g > a AND f = 'the' AND b < a }
158 { SELECT * FROM t3, t4 WHERE a < 'an' }
159 { SELECT * FROM t3, t4 WHERE a BETWEEN 'his' AND 'same' OR 8628034825 > f }
160 { SELECT * FROM t3, t4 WHERE b = 'peak' }
161 { SELECT * FROM t3, t4 WHERE f IS NULL AND a >= h }
162 { SELECT * FROM t3, t4 WHERE a IS NULL OR 2643383279 = c }
163 { SELECT * FROM t3, t4 WHERE b >= 5028841971 AND f < c AND a IS NULL }
164 { SELECT * FROM t3, t4 WHERE a >= g }
165 { SELECT * FROM t3, t4 WHERE c IS NULL }
166 { SELECT * FROM t3, t4 WHERE h >= h }
167 { SELECT * FROM t3, t4 WHERE 'over' <= h }
168 { SELECT * FROM t3, t4 WHERE b < 4543.266482 OR b = 2643383279 OR 8628034825 < b }
169 { SELECT * FROM t3, t4 WHERE g >= 6939937510 }
170 { SELECT * FROM t3, t4 WHERE 'or' < a OR b < g }
171 { SELECT * FROM t3, t4 WHERE h < 'hills' OR 'and' > g }
172 { SELECT * FROM t3, t4 WHERE 'from' > f OR f <= f }
173 { SELECT * FROM t3, t4 WHERE 'viewed' > b AND f < c }
174 { SELECT * FROM t3, t4 WHERE 'of' <= a }
175 { SELECT * FROM t3, t4 WHERE f > 0938446095 }
176 { SELECT * FROM t3, t4 WHERE a = g }
177 { SELECT * FROM t3, t4 WHERE g >= b AND f BETWEEN 'peak' AND 'and' }
178 { SELECT * FROM t3, t4 WHERE g = a AND 'it' > f }
179 { SELECT * FROM t3, t4 WHERE a <= b OR 'from' > f }
180 { SELECT * FROM t3, t4 WHERE f < 'and' }
181 { SELECT * FROM t3, t4 WHERE 6939937510 < b OR 'sometimes' < h }
182 { SELECT * FROM t3, t4 WHERE f > g AND f < 'peak' }
183 { SELECT * FROM t3, t4 WHERE a <= 53594.08128 AND c <= f AND f >= c }
184 { SELECT * FROM t3, t4 WHERE f = c OR 'it' > b OR g BETWEEN 'the' AND 'all' }
185 { SELECT * FROM t3, t4 WHERE c <= g OR a = h }
186 { SELECT * FROM t3, t4 WHERE 'same' = b OR c >= 2643383279 }
187 { SELECT * FROM t3, t4 WHERE h <= g OR c > 66.59334461 OR a <= f }
188 { SELECT * FROM t3, t4 WHERE b < c AND f = 'writings' }
189 { SELECT * FROM t3, t4 WHERE b < a }
190 { SELECT * FROM t3, t4 WHERE c >= f OR c = 'and' }
191 { SELECT * FROM t3, t4 WHERE f >= 'peak' AND g > f AND h > g }
192 { SELECT * FROM t3, t4 WHERE a >= 8979323846 AND 'same' > b OR c = 'and' }
193 { SELECT * FROM t3, t4 WHERE c >= g OR 'writings' >= c AND b = 'all' }
194 { SELECT * FROM t3, t4 WHERE 'remarkably' < g }
195 { SELECT * FROM t3, t4 WHERE a BETWEEN 'or' AND 'paintings' AND g <= f }
196 { SELECT * FROM t3, t4 WHERE 0938446095 > b OR g <= a OR h > b }
197 { SELECT * FROM t3, t4 WHERE g = 2643383279 AND f = g }
198 { SELECT * FROM t3, t4 WHERE g < 8979323846 }
199 { SELECT * FROM t3, t4 WHERE 'are' <= b }
200 { SELECT * FROM t3, t4 WHERE (a=1415926535 AND f=8628034825)
OR (a=6939937510 AND f=2643383279) }
201 { SELECT * FROM t3, t4, t5, t6
WHERE (a=1415926535 AND f=8628034825 AND s!='hello' AND t!=5)
OR (a=6939937510 AND f=2643383279 AND s='tab-t5' AND t=123456) }
202 { SELECT * FROM t3, t4, t5, t6
WHERE (a=1415926535 AND f=8628034825 AND s!='hello' AND t==5)
OR (a=6939937510 AND f=2643383279 AND s='tab-t5' AND t!=123456) }
} {
do_test where8-4.$A.$B.1 {
unset -nocomplain R
set R [execsql $sql]
if {![info exists results($B)]} {
set results($B) $R
}
list
} {}
do_test where8-4.$A.$B.2 { lsort $R } [lsort $results($B)]
}
incr A
}
catch {unset results}
catch {unset A}
catch {unset B}
# At one point the following tests provoked an invalid write error (writing
# to memory that had already been freed). It was not possible to demonstrate
# that this bug could cause a query to return bad data.
#
do_test where8-5.1 {
db close
sqlite3 db test.db
sqlite3_db_config_lookaside db 0 0 0
execsql {
CREATE TABLE tA(
a, b, c, d, e, f, g, h,
i, j, k, l, m, n, o, p
);
}
execsql {
SELECT * FROM tA WHERE
a=1 AND b=2 AND c=3 AND d=4 AND e=5 AND f=6 AND g=7 AND h=8 AND
i=1 AND j=2 AND k=3 AND l=4 AND m=5 AND n=6 AND o=7 AND
(p = 1 OR p = 2 OR p = 3)
}
} {}
do_test where8-5.2 {
execsql {
SELECT * FROM tA WHERE
a=1 AND b=2 AND c=3 AND d=4 AND e=5 AND f=6 AND g=7 AND h=8 AND
i=1 AND j=2 AND k=3 AND l=4 AND m=5 AND
(p = 1 OR p = 2 OR p = 3) AND n=6 AND o=7
}
} {}
do_test where8-5.3 {
execsql {
INSERT INTO tA VALUES(1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 3, 4, 5, 6, 7, 8);
CREATE UNIQUE INDEX tAI ON tA(p);
CREATE TABLE tB(x);
INSERT INTO tB VALUES('x');
}
execsql {
SELECT a, x FROM tA LEFT JOIN tB ON (
a=1 AND b=2 AND c=3 AND d=4 AND e=5 AND f=6 AND g=7 AND h=8 AND
i=1 AND j=2 AND k=3 AND l=4 AND m=5 AND n=6 AND o=7 AND
(p = 1 OR p = 2 OR p = 3)
)
}
} {1 {}}
finish_test
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