3 # The author disclaims copyright to this source code. In place of
4 # a legal notice, here is a blessing:
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.
10 #***********************************************************************
11 # This file implements regression tests for SQLite library.
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
18 set testdir [file dirname $argv0]
19 source $testdir/tester.tcl
20 set testprefix aggnested
22 do_test aggnested-1.1 {
24 CREATE TABLE t1(a1 INTEGER);
25 INSERT INTO t1 VALUES(1), (2), (3);
26 CREATE TABLE t2(b1 INTEGER);
27 INSERT INTO t2 VALUES(4), (5);
28 SELECT (SELECT group_concat(a1,'x') FROM t2) FROM t1;
31 do_test aggnested-1.2 {
34 (SELECT group_concat(a1,'x') || '-' || group_concat(b1,'y') FROM t2)
38 do_test aggnested-1.3 {
40 SELECT (SELECT group_concat(b1,a1) FROM t2) FROM t1;
43 do_test aggnested-1.4 {
45 SELECT (SELECT group_concat(a1,b1) FROM t2) FROM t1;
50 # This test case is a copy of the one in
51 # http://www.mail-archive.com/sqlite-users@sqlite.org/msg70787.html
53 do_test aggnested-2.0 {
56 CREATE TABLE t1 (A1 INTEGER NOT NULL,A2 INTEGER NOT NULL,A3 INTEGER NOT
57 NULL,A4 INTEGER NOT NULL,PRIMARY KEY(A1));
58 REPLACE INTO t1 VALUES(1,11,111,1111);
59 REPLACE INTO t1 VALUES(2,22,222,2222);
60 REPLACE INTO t1 VALUES(3,33,333,3333);
61 CREATE TABLE t2 (B1 INTEGER NOT NULL,B2 INTEGER NOT NULL,B3 INTEGER NOT
62 NULL,B4 INTEGER NOT NULL,PRIMARY KEY(B1));
63 REPLACE INTO t2 VALUES(1,88,888,8888);
64 REPLACE INTO t2 VALUES(2,99,999,9999);
65 SELECT (SELECT GROUP_CONCAT(CASE WHEN a1=1 THEN'A' ELSE 'B' END) FROM t2),
69 } {A,B,B 1 11 111 1111}
72 ##################### Test cases for ticket [bfbf38e5e9956ac69f] ############
74 # This first test case is the original problem report:
75 do_test aggnested-3.0 {
78 aaa_id INTEGER PRIMARY KEY AUTOINCREMENT
81 rrr_id INTEGER PRIMARY KEY AUTOINCREMENT,
82 rrr_date INTEGER NOT NULL,
86 ttt_id INTEGER PRIMARY KEY AUTOINCREMENT,
87 target_aaa INTEGER NOT NULL,
88 source_aaa INTEGER NOT NULL
90 insert into AAA (aaa_id) values (2);
91 insert into TTT (ttt_id, target_aaa, source_aaa)
93 insert into TTT (ttt_id, target_aaa, source_aaa)
95 insert into RRR (rrr_id, rrr_date, rrr_aaa)
97 insert into RRR (rrr_id, rrr_date, rrr_aaa)
100 (SELECT sum(CASE WHEN (t.source_aaa == i.aaa_id) THEN 1 ELSE 0 END)
104 (SELECT curr.rrr_aaa as aaa_id
106 -- you also can comment out the next line
107 -- it causes segfault to happen after one row is outputted
108 INNER JOIN AAA a ON (curr.rrr_aaa = aaa_id)
109 LEFT JOIN RRR r ON (r.rrr_id <> 0 AND r.rrr_date < curr.rrr_date)
111 HAVING r.rrr_date IS NULL
116 # Further variants of the test case, as found in the ticket
118 do_test aggnested-3.1 {
120 DROP TABLE IF EXISTS t1;
121 DROP TABLE IF EXISTS t2;
123 id1 INTEGER PRIMARY KEY AUTOINCREMENT,
126 INSERT INTO t1 VALUES(4469,2),(4476,1);
128 id2 INTEGER PRIMARY KEY AUTOINCREMENT,
131 INSERT INTO t2 VALUES(0,1),(2,2);
133 (SELECT sum(value2==xyz) FROM t2)
135 (SELECT curr.value1 as xyz
136 FROM t1 AS curr LEFT JOIN t1 AS other
140 do_test aggnested-3.1-rj {
143 (SELECT sum(value2==xyz) FROM t2)
145 (SELECT curr.value1 as xyz
146 FROM t1 AS other RIGHT JOIN t1 AS curr
151 do_test aggnested-3.2 {
153 DROP TABLE IF EXISTS t1;
154 DROP TABLE IF EXISTS t2;
160 INSERT INTO t1 VALUES(4469,2,98),(4469,1,99),(4469,3,97);
164 INSERT INTO t2 VALUES(1);
166 (SELECT sum(value2==xyz) FROM t2)
168 (SELECT value1 as xyz, max(x1) AS pqr
172 (SELECT sum(value2<>xyz) FROM t2)
174 (SELECT value1 as xyz, max(x1) AS pqr
179 do_test aggnested-3.3 {
181 DROP TABLE IF EXISTS t1;
182 DROP TABLE IF EXISTS t2;
183 CREATE TABLE t1(id1, value1);
184 INSERT INTO t1 VALUES(4469,2),(4469,1);
185 CREATE TABLE t2 (value2);
186 INSERT INTO t2 VALUES(1);
187 SELECT (SELECT sum(value2=value1) FROM t2), max(value1)
193 # A batch of queries all doing approximately the same operation involving
194 # two nested aggregate queries.
196 do_test aggnested-3.11 {
198 DROP TABLE IF EXISTS t1;
199 DROP TABLE IF EXISTS t2;
200 CREATE TABLE t1(id1, value1);
201 INSERT INTO t1 VALUES(4469,12),(4469,11),(4470,34);
202 CREATE INDEX t1id1 ON t1(id1);
203 CREATE TABLE t2 (value2);
204 INSERT INTO t2 VALUES(12),(34),(34);
205 INSERT INTO t2 SELECT value2 FROM t2;
207 SELECT max(value1), (SELECT count(*) FROM t2 WHERE value2=max(value1))
212 do_test aggnested-3.12 {
214 SELECT max(value1), (SELECT count(*) FROM t2 WHERE value2=value1)
219 do_test aggnested-3.13 {
221 SELECT value1, (SELECT sum(value2=value1) FROM t2)
225 do_test aggnested-3.14 {
227 SELECT value1, (SELECT sum(value2=value1) FROM t2)
229 WHERE value1 IN (SELECT max(value1) FROM t1 GROUP BY id1);
232 do_test aggnested-3.15 {
233 # FIXME: If case 3.16 works, then this case really ought to work too...
235 SELECT max(value1), (SELECT sum(value2=max(value1)) FROM t2)
239 } {1 {misuse of aggregate function max()}}
240 do_test aggnested-3.16 {
242 SELECT max(value1), (SELECT sum(value2=value1) FROM t2)
249 # Problem found by dbsqlfuzz
251 do_execsql_test aggnested-4.1 {
252 DROP TABLE IF EXISTS aa;
253 DROP TABLE IF EXISTS bb;
254 CREATE TABLE aa(x INT); INSERT INTO aa(x) VALUES(123);
255 CREATE TABLE bb(y INT); INSERT INTO bb(y) VALUES(456);
256 SELECT (SELECT sum(x+(SELECT y)) FROM bb) FROM aa;
258 do_execsql_test aggnested-4.2 {
259 SELECT (SELECT sum(x+y) FROM bb) FROM aa;
261 do_execsql_test aggnested-4.3 {
262 DROP TABLE IF EXISTS tx;
263 DROP TABLE IF EXISTS ty;
264 CREATE TABLE tx(x INT);
265 INSERT INTO tx VALUES(1),(2),(3),(4),(5);
266 CREATE TABLE ty(y INT);
267 INSERT INTO ty VALUES(91),(92),(93);
268 SELECT min((SELECT count(y) FROM ty)) FROM tx;
270 do_execsql_test aggnested-4.4 {
271 SELECT max((SELECT a FROM (SELECT count(*) AS a FROM ty) AS s)) FROM tx;
274 #--------------------------------------------------------------------------
277 do_execsql_test 5.0 {
278 CREATE TABLE x1(a, b);
279 INSERT INTO x1 VALUES(1, 2);
281 INSERT INTO x2 VALUES(NULL), (NULL), (NULL);
284 # At one point, aggregate "total()" in the query below was being processed
285 # as part of the outer SELECT, not as part of the sub-select with no FROM
287 do_execsql_test 5.1 {
288 SELECT ( SELECT total( (SELECT b FROM x1) ) ) FROM x2;
291 do_execsql_test 5.2 {
292 SELECT ( SELECT total( (SELECT 2 FROM x1) ) ) FROM x2;
295 do_execsql_test 5.3 {
300 do_execsql_test 5.4 {
302 SELECT max(b) LIMIT (
303 SELECT total( (SELECT a FROM t1) )
309 do_execsql_test 5.5 {
312 SELECT(SELECT(SELECT group_concat(b, b)
313 LIMIT(SELECT 0.100000 *
314 AVG(DISTINCT(SELECT 0 FROM a ORDER BY b, b, b))))
316 b, b) FROM a EXCEPT SELECT b FROM a ORDER BY b,
320 #-------------------------------------------------------------------------
321 # dbsqlfuzz a779227f721a834df95f4f42d0c31550a1f8b8a2
324 do_execsql_test 6.0 {
328 INSERT INTO t1 VALUES('x');
329 INSERT INTO t2 VALUES(1);
332 do_execsql_test 6.1.1 {
334 SELECT t2.b FROM (SELECT t2.b AS c FROM t1) GROUP BY 1 HAVING t2.b
336 FROM t2 GROUP BY 'constant_string';
338 do_execsql_test 6.1.2 {
340 SELECT c FROM (SELECT t2.b AS c FROM t1) GROUP BY c HAVING t2.b
342 FROM t2 GROUP BY 'constant_string';
345 do_execsql_test 6.2.0 {
348 do_execsql_test 6.2.1 {
350 SELECT t2.b FROM (SELECT t2.b AS c FROM t1) GROUP BY 1 HAVING t2.b
352 FROM t2 GROUP BY 'constant_string';
354 do_execsql_test 6.2.2 {
356 SELECT c FROM (SELECT t2.b AS c FROM t1) GROUP BY c HAVING t2.b
358 FROM t2 GROUP BY 'constant_string';