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1 # 2012 August 23 | |
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. | |
12 # | |
13 # This file implements tests for processing aggregate queries with | |
14 # subqueries in which the subqueries hold the aggregate functions | |
15 # or in which the subqueries are themselves aggregate queries | |
16 # | |
17 | |
18 set testdir [file dirname $argv0] | |
19 source $testdir/tester.tcl | |
20 | |
21 do_test aggnested-1.1 { | |
22 db eval { | |
23 CREATE TABLE t1(a1 INTEGER); | |
24 INSERT INTO t1 VALUES(1), (2), (3); | |
25 CREATE TABLE t2(b1 INTEGER); | |
26 INSERT INTO t2 VALUES(4), (5); | |
27 SELECT (SELECT group_concat(a1,'x') FROM t2) FROM t1; | |
28 } | |
29 } {1x2x3} | |
30 do_test aggnested-1.2 { | |
31 db eval { | |
32 SELECT | |
33 (SELECT group_concat(a1,'x') || '-' || group_concat(b1,'y') FROM t2) | |
34 FROM t1; | |
35 } | |
36 } {1x2x3-4y5} | |
37 do_test aggnested-1.3 { | |
38 db eval { | |
39 SELECT (SELECT group_concat(b1,a1) FROM t2) FROM t1; | |
40 } | |
41 } {415 425 435} | |
42 do_test aggnested-1.4 { | |
43 db eval { | |
44 SELECT (SELECT group_concat(a1,b1) FROM t2) FROM t1; | |
45 } | |
46 } {151 252 353} | |
47 | |
48 | |
49 # This test case is a copy of the one in | |
50 # http://www.mail-archive.com/sqlite-users@sqlite.org/msg70787.html | |
51 # | |
52 do_test aggnested-2.0 { | |
53 sqlite3 db2 :memory: | |
54 db2 eval { | |
55 CREATE TABLE t1 (A1 INTEGER NOT NULL,A2 INTEGER NOT NULL,A3 INTEGER NOT | |
56 NULL,A4 INTEGER NOT NULL,PRIMARY KEY(A1)); | |
57 REPLACE INTO t1 VALUES(1,11,111,1111); | |
58 REPLACE INTO t1 VALUES(2,22,222,2222); | |
59 REPLACE INTO t1 VALUES(3,33,333,3333); | |
60 CREATE TABLE t2 (B1 INTEGER NOT NULL,B2 INTEGER NOT NULL,B3 INTEGER NOT | |
61 NULL,B4 INTEGER NOT NULL,PRIMARY KEY(B1)); | |
62 REPLACE INTO t2 VALUES(1,88,888,8888); | |
63 REPLACE INTO t2 VALUES(2,99,999,9999); | |
64 SELECT (SELECT GROUP_CONCAT(CASE WHEN a1=1 THEN'A' ELSE 'B' END) FROM t2), | |
65 t1.* | |
66 FROM t1; | |
67 } | |
68 } {A,B,B 3 33 333 3333} | |
69 db2 close | |
70 | |
71 ##################### Test cases for ticket [bfbf38e5e9956ac69f] ############ | |
72 # | |
73 # This first test case is the original problem report: | |
74 do_test aggnested-3.0 { | |
75 db eval { | |
76 CREATE TABLE AAA ( | |
77 aaa_id INTEGER PRIMARY KEY AUTOINCREMENT | |
78 ); | |
79 CREATE TABLE RRR ( | |
80 rrr_id INTEGER PRIMARY KEY AUTOINCREMENT, | |
81 rrr_date INTEGER NOT NULL, | |
82 rrr_aaa INTEGER | |
83 ); | |
84 CREATE TABLE TTT ( | |
85 ttt_id INTEGER PRIMARY KEY AUTOINCREMENT, | |
86 target_aaa INTEGER NOT NULL, | |
87 source_aaa INTEGER NOT NULL | |
88 ); | |
89 insert into AAA (aaa_id) values (2); | |
90 insert into TTT (ttt_id, target_aaa, source_aaa) | |
91 values (4469, 2, 2); | |
92 insert into TTT (ttt_id, target_aaa, source_aaa) | |
93 values (4476, 2, 1); | |
94 insert into RRR (rrr_id, rrr_date, rrr_aaa) | |
95 values (0, 0, NULL); | |
96 insert into RRR (rrr_id, rrr_date, rrr_aaa) | |
97 values (2, 4312, 2); | |
98 SELECT i.aaa_id, | |
99 (SELECT sum(CASE WHEN (t.source_aaa == i.aaa_id) THEN 1 ELSE 0 END) | |
100 FROM TTT t | |
101 ) AS segfault | |
102 FROM | |
103 (SELECT curr.rrr_aaa as aaa_id | |
104 FROM RRR curr | |
105 -- you also can comment out the next line | |
106 -- it causes segfault to happen after one row is outputted | |
107 INNER JOIN AAA a ON (curr.rrr_aaa = aaa_id) | |
108 LEFT JOIN RRR r ON (r.rrr_id <> 0 AND r.rrr_date < curr.rrr_date) | |
109 GROUP BY curr.rrr_id | |
110 HAVING r.rrr_date IS NULL | |
111 ) i; | |
112 } | |
113 } {2 1} | |
114 | |
115 # Further variants of the test case, as found in the ticket | |
116 # | |
117 do_test aggnested-3.1 { | |
118 db eval { | |
119 DROP TABLE IF EXISTS t1; | |
120 DROP TABLE IF EXISTS t2; | |
121 CREATE TABLE t1 ( | |
122 id1 INTEGER PRIMARY KEY AUTOINCREMENT, | |
123 value1 INTEGER | |
124 ); | |
125 INSERT INTO t1 VALUES(4469,2),(4476,1); | |
126 CREATE TABLE t2 ( | |
127 id2 INTEGER PRIMARY KEY AUTOINCREMENT, | |
128 value2 INTEGER | |
129 ); | |
130 INSERT INTO t2 VALUES(0,1),(2,2); | |
131 SELECT | |
132 (SELECT sum(value2==xyz) FROM t2) | |
133 FROM | |
134 (SELECT curr.value1 as xyz | |
135 FROM t1 AS curr LEFT JOIN t1 AS other | |
136 GROUP BY curr.id1); | |
137 } | |
138 } {1 1} | |
139 do_test aggnested-3.2 { | |
140 db eval { | |
141 DROP TABLE IF EXISTS t1; | |
142 DROP TABLE IF EXISTS t2; | |
143 CREATE TABLE t1 ( | |
144 id1 INTEGER, | |
145 value1 INTEGER, | |
146 x1 INTEGER | |
147 ); | |
148 INSERT INTO t1 VALUES(4469,2,98),(4469,1,99),(4469,3,97); | |
149 CREATE TABLE t2 ( | |
150 value2 INTEGER | |
151 ); | |
152 INSERT INTO t2 VALUES(1); | |
153 SELECT | |
154 (SELECT sum(value2==xyz) FROM t2) | |
155 FROM | |
156 (SELECT value1 as xyz, max(x1) AS pqr | |
157 FROM t1 | |
158 GROUP BY id1); | |
159 SELECT | |
160 (SELECT sum(value2<>xyz) FROM t2) | |
161 FROM | |
162 (SELECT value1 as xyz, max(x1) AS pqr | |
163 FROM t1 | |
164 GROUP BY id1); | |
165 } | |
166 } {1 0} | |
167 do_test aggnested-3.3 { | |
168 db eval { | |
169 DROP TABLE IF EXISTS t1; | |
170 DROP TABLE IF EXISTS t2; | |
171 CREATE TABLE t1(id1, value1); | |
172 INSERT INTO t1 VALUES(4469,2),(4469,1); | |
173 CREATE TABLE t2 (value2); | |
174 INSERT INTO t2 VALUES(1); | |
175 SELECT (SELECT sum(value2=value1) FROM t2), max(value1) | |
176 FROM t1 | |
177 GROUP BY id1; | |
178 } | |
179 } {0 2} | |
180 | |
181 # A batch of queries all doing approximately the same operation involving | |
182 # two nested aggregate queries. | |
183 # | |
184 do_test aggnested-3.11 { | |
185 db eval { | |
186 DROP TABLE IF EXISTS t1; | |
187 DROP TABLE IF EXISTS t2; | |
188 CREATE TABLE t1(id1, value1); | |
189 INSERT INTO t1 VALUES(4469,12),(4469,11),(4470,34); | |
190 CREATE INDEX t1id1 ON t1(id1); | |
191 CREATE TABLE t2 (value2); | |
192 INSERT INTO t2 VALUES(12),(34),(34); | |
193 INSERT INTO t2 SELECT value2 FROM t2; | |
194 | |
195 SELECT max(value1), (SELECT count(*) FROM t2 WHERE value2=max(value1)) | |
196 FROM t1 | |
197 GROUP BY id1; | |
198 } | |
199 } {12 2 34 4} | |
200 do_test aggnested-3.12 { | |
201 db eval { | |
202 SELECT max(value1), (SELECT count(*) FROM t2 WHERE value2=value1) | |
203 FROM t1 | |
204 GROUP BY id1; | |
205 } | |
206 } {12 2 34 4} | |
207 do_test aggnested-3.13 { | |
208 db eval { | |
209 SELECT value1, (SELECT sum(value2=value1) FROM t2) | |
210 FROM t1; | |
211 } | |
212 } {12 2 11 0 34 4} | |
213 do_test aggnested-3.14 { | |
214 db eval { | |
215 SELECT value1, (SELECT sum(value2=value1) FROM t2) | |
216 FROM t1 | |
217 WHERE value1 IN (SELECT max(value1) FROM t1 GROUP BY id1); | |
218 } | |
219 } {12 2 34 4} | |
220 do_test aggnested-3.15 { | |
221 # FIXME: If case 3.16 works, then this case really ought to work too... | |
222 catchsql { | |
223 SELECT max(value1), (SELECT sum(value2=max(value1)) FROM t2) | |
224 FROM t1 | |
225 GROUP BY id1; | |
226 } | |
227 } {1 {misuse of aggregate function max()}} | |
228 do_test aggnested-3.16 { | |
229 db eval { | |
230 SELECT max(value1), (SELECT sum(value2=value1) FROM t2) | |
231 FROM t1 | |
232 GROUP BY id1; | |
233 } | |
234 } {12 2 34 4} | |
235 | |
236 | |
237 finish_test | |
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