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1 # 2012 August 24 | |
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. The | |
12 # focus of this file is testing that an index may be used as a covering | |
13 # index when there are OR expressions in the WHERE clause. | |
14 # | |
15 | |
16 | |
17 set testdir [file dirname $argv0] | |
18 source $testdir/tester.tcl | |
19 set ::testprefix whereD | |
20 | |
21 do_execsql_test 1.1 { | |
22 CREATE TABLE t(i,j,k,m,n); | |
23 CREATE INDEX ijk ON t(i,j,k); | |
24 CREATE INDEX jmn ON t(j,m,n); | |
25 | |
26 INSERT INTO t VALUES(3, 3, 'three', 3, 'tres'); | |
27 INSERT INTO t VALUES(2, 2, 'two', 2, 'dos'); | |
28 INSERT INTO t VALUES(1, 1, 'one', 1, 'uno'); | |
29 INSERT INTO t VALUES(4, 4, 'four', 4, 'cuatro'); | |
30 } | |
31 | |
32 do_execsql_test 1.2 { | |
33 SELECT k FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2); | |
34 } {one two} | |
35 do_execsql_test 1.3 { | |
36 SELECT k FROM t WHERE (i=1 AND j=1) OR (+i=2 AND j=2); | |
37 } {one two} | |
38 do_execsql_test 1.4 { | |
39 SELECT n FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2); | |
40 } {uno dos} | |
41 do_execsql_test 1.5 { | |
42 SELECT k, n FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2); | |
43 } {one uno two dos} | |
44 do_execsql_test 1.6 { | |
45 SELECT k FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (i=3 AND j=3); | |
46 } {one two three} | |
47 do_execsql_test 1.7 { | |
48 SELECT n FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (i=3 AND j=3); | |
49 } {uno dos tres} | |
50 do_execsql_test 1.8 { | |
51 SELECT k FROM t WHERE (i=1 AND j=1) OR (j=2 AND m=2); | |
52 } {one two} | |
53 do_execsql_test 1.9 { | |
54 SELECT k FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (j=3 AND m=3); | |
55 } {one two three} | |
56 do_execsql_test 1.10 { | |
57 SELECT n FROM t WHERE (i=1 AND j=1) OR (i=2 AND j=2) OR (j=3 AND m=3); | |
58 } {uno dos tres} | |
59 do_execsql_test 1.11 { | |
60 SELECT k FROM t WHERE (i=1 AND j=1) OR (j=2 AND m=2) OR (i=3 AND j=3); | |
61 } {one two three} | |
62 do_execsql_test 1.12 { | |
63 SELECT n FROM t WHERE (i=1 AND j=1) OR (j=2 AND m=2) OR (i=3 AND j=3); | |
64 } {uno dos tres} | |
65 do_execsql_test 1.13 { | |
66 SELECT k FROM t WHERE (j=1 AND m=1) OR (i=2 AND j=2) OR (i=3 AND j=3); | |
67 } {one two three} | |
68 do_execsql_test 1.14 { | |
69 SELECT k FROM t WHERE (i=1 AND j=1) OR (j=2 AND i=2) OR (i=3 AND j=3); | |
70 } {one two three} | |
71 do_execsql_test 1.15 { | |
72 SELECT k FROM t WHERE (i=1 AND j=2) OR (i=2 AND j=1) OR (i=3 AND j=4); | |
73 } {} | |
74 do_execsql_test 1.16 { | |
75 SELECT k FROM t WHERE (i=1 AND (j=1 or j=2)) OR (i=3 AND j=3); | |
76 } {one three} | |
77 | |
78 do_execsql_test 2.0 { | |
79 CREATE TABLE t1(a,b,c,d); | |
80 CREATE INDEX t1b ON t1(b); | |
81 CREATE INDEX t1c ON t1(c); | |
82 CREATE INDEX t1d ON t1(d); | |
83 CREATE TABLE t2(x,y); | |
84 CREATE INDEX t2y ON t2(y); | |
85 | |
86 INSERT INTO t1 VALUES(1,2,3,4); | |
87 INSERT INTO t1 VALUES(5,6,7,8); | |
88 INSERT INTO t2 VALUES(1,2); | |
89 INSERT INTO t2 VALUES(2,7); | |
90 INSERT INTO t2 VALUES(3,4); | |
91 } {} | |
92 do_execsql_test 2.1 { | |
93 SELECT a, x FROM t1 JOIN t2 ON +y=d OR x=7 ORDER BY a, x; | |
94 } {1 3} | |
95 do_execsql_test 2.2 { | |
96 SELECT a, x FROM t1 JOIN t2 ON y=d OR x=7 ORDER BY a, x; | |
97 } {1 3} | |
98 | |
99 | |
100 # Similar to [do_execsql_test], except that two elements are appended | |
101 # to the result - the string "search" and the number of times test variable | |
102 # sqlite3_search_count is incremented by running the supplied SQL. e.g. | |
103 # | |
104 # do_searchcount_test 1.0 { SELECT * FROM t1 } {x y search 2} | |
105 # | |
106 proc do_searchcount_test {tn sql res} { | |
107 uplevel [subst -nocommands { | |
108 do_test $tn { | |
109 set ::sqlite_search_count 0 | |
110 concat [db eval {$sql}] search [set ::sqlite_search_count] | |
111 } [list $res] | |
112 }] | |
113 } | |
114 | |
115 do_execsql_test 3.0 { | |
116 CREATE TABLE t3(a, b, c); | |
117 CREATE UNIQUE INDEX i3 ON t3(a, b); | |
118 INSERT INTO t3 VALUES(1, 'one', 'i'); | |
119 INSERT INTO t3 VALUES(3, 'three', 'iii'); | |
120 INSERT INTO t3 VALUES(6, 'six', 'vi'); | |
121 INSERT INTO t3 VALUES(2, 'two', 'ii'); | |
122 INSERT INTO t3 VALUES(4, 'four', 'iv'); | |
123 INSERT INTO t3 VALUES(5, 'five', 'v'); | |
124 | |
125 CREATE TABLE t4(x PRIMARY KEY, y); | |
126 INSERT INTO t4 VALUES('a', 'one'); | |
127 INSERT INTO t4 VALUES('b', 'two'); | |
128 } | |
129 | |
130 do_searchcount_test 3.1 { | |
131 SELECT a, b FROM t3 WHERE (a=1 AND b='one') OR (a=2 AND b='two') | |
132 } {1 one 2 two search 2} | |
133 | |
134 do_searchcount_test 3.2 { | |
135 SELECT a, c FROM t3 WHERE (a=1 AND b='one') OR (a=2 AND b='two') | |
136 } {1 i 2 ii search 4} | |
137 | |
138 do_searchcount_test 3.4.1 { | |
139 SELECT y FROM t4 WHERE x='a' | |
140 } {one search 2} | |
141 do_searchcount_test 3.4.2 { | |
142 SELECT a, b FROM t3 WHERE | |
143 (a=1 AND b=(SELECT y FROM t4 WHERE x='a')) | |
144 OR (a=2 AND b='two') | |
145 } {1 one 2 two search 4} | |
146 do_searchcount_test 3.4.3 { | |
147 SELECT a, b FROM t3 WHERE | |
148 (a=2 AND b='two') | |
149 OR (a=1 AND b=(SELECT y FROM t4 WHERE x='a')) | |
150 } {2 two 1 one search 4} | |
151 do_searchcount_test 3.4.4 { | |
152 SELECT a, b FROM t3 WHERE | |
153 (a=2 AND b=(SELECT y FROM t4 WHERE x='b')) | |
154 OR (a=1 AND b=(SELECT y FROM t4 WHERE x='a')) | |
155 } {2 two 1 one search 6} | |
156 | |
157 do_searchcount_test 3.5.1 { | |
158 SELECT a, b FROM t3 WHERE (a=1 AND b='one') OR rowid=4 | |
159 } {1 one 2 two search 2} | |
160 do_searchcount_test 3.5.2 { | |
161 SELECT a, c FROM t3 WHERE (a=1 AND b='one') OR rowid=4 | |
162 } {1 i 2 ii search 2} | |
163 | |
164 # Ticket [d02e1406a58ea02d] (2012-10-04) | |
165 # LEFT JOIN with an OR in the ON clause causes segfault | |
166 # | |
167 do_test 4.1 { | |
168 db eval { | |
169 CREATE TABLE t41(a,b,c); | |
170 INSERT INTO t41 VALUES(1,2,3), (4,5,6); | |
171 CREATE TABLE t42(d,e,f); | |
172 INSERT INTO t42 VALUES(3,6,9), (4,8,12); | |
173 SELECT * FROM t41 AS x LEFT JOIN t42 AS y ON (y.d=x.c) OR (y.e=x.b); | |
174 } | |
175 } {1 2 3 3 6 9 4 5 6 {} {} {}} | |
176 do_test 4.2 { | |
177 db eval { | |
178 CREATE INDEX t42d ON t42(d); | |
179 CREATE INDEX t42e ON t42(e); | |
180 SELECT * FROM t41 AS x LEFT JOIN t42 AS y ON (y.d=x.c) OR (y.e=x.b); | |
181 } | |
182 } {1 2 3 3 6 9 4 5 6 {} {} {}} | |
183 do_test 4.3 { | |
184 db eval { | |
185 SELECT * FROM t41 AS x LEFT JOIN t42 AS y ON (y.d=x.c) OR (y.d=x.b); | |
186 } | |
187 } {1 2 3 3 6 9 4 5 6 {} {} {}} | |
188 | |
189 # Ticket [bc1aea7b725f276177] | |
190 # Incorrect result on LEFT JOIN with OR constraints and an ORDER BY clause. | |
191 # | |
192 do_execsql_test 4.4 { | |
193 CREATE TABLE t44(a INTEGER, b INTEGER); | |
194 INSERT INTO t44 VALUES(1,2); | |
195 INSERT INTO t44 VALUES(3,4); | |
196 SELECT * | |
197 FROM t44 AS x | |
198 LEFT JOIN (SELECT a AS c, b AS d FROM t44) AS y ON a=c | |
199 WHERE d=4 OR d IS NULL; | |
200 } {3 4 3 4} | |
201 do_execsql_test 4.5 { | |
202 SELECT * | |
203 FROM t44 AS x | |
204 LEFT JOIN (SELECT a AS c, b AS d FROM t44) AS y ON a=c | |
205 WHERE d=4 OR d IS NULL | |
206 ORDER BY a; | |
207 } {3 4 3 4} | |
208 do_execsql_test 4.6 { | |
209 CREATE TABLE t46(c INTEGER, d INTEGER); | |
210 INSERT INTO t46 SELECT a, b FROM t44; | |
211 SELECT * FROM t44 LEFT JOIN t46 ON a=c | |
212 WHERE d=4 OR d IS NULL; | |
213 } {3 4 3 4} | |
214 do_execsql_test 4.7 { | |
215 SELECT * FROM t44 LEFT JOIN t46 ON a=c | |
216 WHERE d=4 OR d IS NULL | |
217 ORDER BY a; | |
218 } {3 4 3 4} | |
219 | |
220 # Verify fix of a bug reported on the mailing list by Peter Reid | |
221 # | |
222 do_execsql_test 5.1 { | |
223 DROP TABLE IF EXISTS t; | |
224 CREATE TABLE t(c0,c1,c2,c3,c4,c5,c6,c7,c8,c9,c10,c11,c12,c13,c14,c15,c16,c17); | |
225 CREATE INDEX tc0 ON t(c0); | |
226 CREATE INDEX tc1 ON t(c1); | |
227 CREATE INDEX tc2 ON t(c2); | |
228 CREATE INDEX tc3 ON t(c3); | |
229 CREATE INDEX tc4 ON t(c4); | |
230 CREATE INDEX tc5 ON t(c5); | |
231 CREATE INDEX tc6 ON t(c6); | |
232 CREATE INDEX tc7 ON t(c7); | |
233 CREATE INDEX tc8 ON t(c8); | |
234 CREATE INDEX tc9 ON t(c9); | |
235 CREATE INDEX tc10 ON t(c10); | |
236 CREATE INDEX tc11 ON t(c11); | |
237 CREATE INDEX tc12 ON t(c12); | |
238 CREATE INDEX tc13 ON t(c13); | |
239 CREATE INDEX tc14 ON t(c14); | |
240 CREATE INDEX tc15 ON t(c15); | |
241 CREATE INDEX tc16 ON t(c16); | |
242 CREATE INDEX tc17 ON t(c17); | |
243 | |
244 INSERT INTO t(c0, c16) VALUES (1,1); | |
245 | |
246 SELECT * FROM t WHERE | |
247 c0=1 or c1=1 or c2=1 or c3=1 or | |
248 c4=1 or c5=1 or c6=1 or c7=1 or | |
249 c8=1 or c9=1 or c10=1 or c11=1 or | |
250 c12=1 or c13=1 or c14=1 or c15=1 or | |
251 c16=1 or c17=1; | |
252 } {1 {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} 1 {}} | |
253 do_execsql_test 5.2 { | |
254 DELETE FROM t; | |
255 INSERT INTO t(c0,c17) VALUES(1,1); | |
256 SELECT * FROM t WHERE | |
257 c0=1 or c1=1 or c2=1 or c3=1 or | |
258 c4=1 or c5=1 or c6=1 or c7=1 or | |
259 c8=1 or c9=1 or c10=1 or c11=1 or | |
260 c12=1 or c13=1 or c14=1 or c15=1 or | |
261 c16=1 or c17=1; | |
262 } {1 {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} 1} | |
263 do_execsql_test 5.3 { | |
264 DELETE FROM t; | |
265 INSERT INTO t(c0,c15) VALUES(1,1); | |
266 SELECT * FROM t WHERE | |
267 c0=1 or c1=1 or c2=1 or c3=1 or | |
268 c4=1 or c5=1 or c6=1 or c7=1 or | |
269 c8=1 or c9=1 or c10=1 or c11=1 or | |
270 c12=1 or c13=1 or c14=1 or c15=1 or | |
271 c16=1 or c17=1; | |
272 } {1 {} {} {} {} {} {} {} {} {} {} {} {} {} {} 1 {} {}} | |
273 | |
274 | |
275 finish_test | |
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