4
drop table if exists t1,t2,t3;
8
# Test different join syntaxes
11
CREATE TABLE t1 (S1 INT);
12
CREATE TABLE t2 (S1 INT);
13
INSERT INTO t1 VALUES (1);
14
INSERT INTO t2 VALUES (2);
15
SELECT * FROM t1 JOIN t2;
16
SELECT * FROM t1 INNER JOIN t2;
17
SELECT * from t1 JOIN t2 USING (S1);
18
SELECT * FROM t1 INNER JOIN t2 USING (S1);
19
SELECT * from t1 CROSS JOIN t2;
20
SELECT * from t1 LEFT JOIN t2 USING(S1);
21
SELECT * from t1 LEFT JOIN t2 ON(t2.S1=2);
22
SELECT * from t1 RIGHT JOIN t2 USING(S1);
23
SELECT * from t1 RIGHT JOIN t2 ON(t1.S1=1);
27
# This failed for lia Perminov
30
create table t1 (id int primary key);
31
create table t2 (id int);
32
insert into t1 values (75);
33
insert into t1 values (79);
34
insert into t1 values (78);
35
insert into t1 values (77);
36
replace into t1 values (76);
37
replace into t1 values (76);
38
insert into t1 values (104);
39
insert into t1 values (103);
40
insert into t1 values (102);
41
insert into t1 values (101);
42
insert into t1 values (105);
43
insert into t1 values (106);
44
insert into t1 values (107);
46
insert into t2 values (107),(75),(1000);
48
select t1.id, t2.id from t1, t2 where t2.id = t1.id;
49
select t1.id, count(t2.id) from t1,t2 where t2.id = t1.id group by t1.id;
50
select t1.id, count(t2.id) from t1,t2 where t2.id = t1.id group by t2.id;
53
# Test problems with impossible ON or WHERE
55
select t1.id,t2.id from t2 left join t1 on t1.id>=74 and t1.id<=0 where t2.id=75 and t1.id is null;
56
explain select t1.id,t2.id from t2 left join t1 on t1.id>=74 and t1.id<=0 where t2.id=75 and t1.id is null;
57
explain select t1.id, t2.id from t1, t2 where t2.id = t1.id and t1.id <0 and t1.id > 0;
65
id int NOT NULL auto_increment,
66
token varchar(100) DEFAULT '' NOT NULL,
67
count int DEFAULT '0' NOT NULL,
69
phone char(1) DEFAULT '' NOT NULL,
72
KEY token (token(15)),
73
KEY timestamp (timestamp),
74
UNIQUE token_2 (token(75),count,phone)
77
INSERT INTO t1 VALUES (21,'e45703b64de71482360de8fec94c3ade',3,7800,'n','1999-12-23 17:22:21');
78
INSERT INTO t1 VALUES (22,'e45703b64de71482360de8fec94c3ade',4,5000,'y','1999-12-23 17:22:21');
79
INSERT INTO t1 VALUES (18,'346d1cb63c89285b2351f0ca4de40eda',3,13200,'b','1999-12-23 11:58:04');
80
INSERT INTO t1 VALUES (17,'ca6ddeb689e1b48a04146b1b5b6f936a',4,15000,'b','1999-12-23 11:36:53');
81
INSERT INTO t1 VALUES (16,'ca6ddeb689e1b48a04146b1b5b6f936a',3,13200,'b','1999-12-23 11:36:53');
82
INSERT INTO t1 VALUES (26,'a71250b7ed780f6ef3185bfffe027983',5,1500,'b','1999-12-27 09:44:24');
83
INSERT INTO t1 VALUES (24,'4d75906f3c37ecff478a1eb56637aa09',3,5400,'y','1999-12-23 17:29:12');
84
INSERT INTO t1 VALUES (25,'4d75906f3c37ecff478a1eb56637aa09',4,6500,'y','1999-12-23 17:29:12');
85
INSERT INTO t1 VALUES (27,'a71250b7ed780f6ef3185bfffe027983',3,6200,'b','1999-12-27 09:44:24');
86
INSERT INTO t1 VALUES (28,'a71250b7ed780f6ef3185bfffe027983',3,5400,'y','1999-12-27 09:44:36');
87
INSERT INTO t1 VALUES (29,'a71250b7ed780f6ef3185bfffe027983',4,17700,'b','1999-12-27 09:45:05');
90
id int NOT NULL auto_increment,
91
category int DEFAULT '0' NOT NULL,
92
county int DEFAULT '0' NOT NULL,
93
state int DEFAULT '0' NOT NULL,
94
phones int DEFAULT '0' NOT NULL,
95
nophones int DEFAULT '0' NOT NULL,
97
KEY category (category,county,state)
99
INSERT INTO t2 VALUES (3,2,11,12,5400,7800);
100
INSERT INTO t2 VALUES (4,2,25,12,6500,11200);
101
INSERT INTO t2 VALUES (5,1,37,6,10000,12000);
102
select a.id, b.category as catid, b.state as stateid, b.county as countyid from t1 a, t2 b ignore index (primary) where (a.token ='a71250b7ed780f6ef3185bfffe027983') and (a.count = b.id);
103
select a.id, b.category as catid, b.state as stateid, b.county as
104
countyid from t1 a, t2 b where (a.token =
105
'a71250b7ed780f6ef3185bfffe027983') and (a.count = b.id) order by a.id;
110
# Test of join of many tables.
112
create table t1 (a int primary key);
113
insert into t1 values(1),(2);
114
select t1.a from t1 as t1 left join t1 as t2 using (a) left join t1 as t3 using (a) left join t1 as t4 using (a) left join t1 as t5 using (a) left join t1 as t6 using (a) left join t1 as t7 using (a) left join t1 as t8 using (a) left join t1 as t9 using (a) left join t1 as t10 using (a) left join t1 as t11 using (a) left join t1 as t12 using (a) left join t1 as t13 using (a) left join t1 as t14 using (a) left join t1 as t15 using (a) left join t1 as t16 using (a) left join t1 as t17 using (a) left join t1 as t18 using (a) left join t1 as t19 using (a) left join t1 as t20 using (a) left join t1 as t21 using (a) left join t1 as t22 using (a) left join t1 as t23 using (a) left join t1 as t24 using (a) left join t1 as t25 using (a) left join t1 as t26 using (a) left join t1 as t27 using (a) left join t1 as t28 using (a) left join t1 as t29 using (a) left join t1 as t30 using (a) left join t1 as t31 using (a);
115
--replace_result "31 tables" "XX tables" "61 tables" "XX tables"
116
--error ER_TOO_MANY_TABLES
117
select t1.a from t1 as t1 left join t1 as t2 using (a) left join t1 as t3 using (a) left join t1 as t4 using (a) left join t1 as t5 using (a) left join t1 as t6 using (a) left join t1 as t7 using (a) left join t1 as t8 using (a) left join t1 as t9 using (a) left join t1 as t10 using (a) left join t1 as t11 using (a) left join t1 as t12 using (a) left join t1 as t13 using (a) left join t1 as t14 using (a) left join t1 as t15 using (a) left join t1 as t16 using (a) left join t1 as t17 using (a) left join t1 as t18 using (a) left join t1 as t19 using (a) left join t1 as t20 using (a) left join t1 as t21 using (a) left join t1 as t22 using (a) left join t1 as t23 using (a) left join t1 as t24 using (a) left join t1 as t25 using (a) left join t1 as t26 using (a) left join t1 as t27 using (a) left join t1 as t28 using (a) left join t1 as t29 using (a) left join t1 as t30 using (a) left join t1 as t31 using (a) left join t1 as t32 using (a) left join t1 as t33 using (a) left join t1 as t34 using (a) left join t1 as t35 using (a) left join t1 as t36 using (a) left join t1 as t37 using (a) left join t1 as t38 using (a) left join t1 as t39 using (a) left join t1 as t40 using (a) left join t1 as t41 using (a) left join t1 as t42 using (a) left join t1 as t43 using (a) left join t1 as t44 using (a) left join t1 as t45 using (a) left join t1 as t46 using (a) left join t1 as t47 using (a) left join t1 as t48 using (a) left join t1 as t49 using (a) left join t1 as t50 using (a) left join t1 as t51 using (a) left join t1 as t52 using (a) left join t1 as t53 using (a) left join t1 as t54 using (a) left join t1 as t55 using (a) left join t1 as t56 using (a) left join t1 as t57 using (a) left join t1 as t58 using (a) left join t1 as t59 using (a) left join t1 as t60 using (a) left join t1 as t61 using (a) left join t1 as t62 using (a) left join t1 as t63 using (a) left join t1 as t64 using (a) left join t1 as t65 using (a);
118
select a from t1 as t1 left join t1 as t2 using (a) left join t1 as t3 using (a) left join t1 as t4 using (a) left join t1 as t5 using (a) left join t1 as t6 using (a) left join t1 as t7 using (a) left join t1 as t8 using (a) left join t1 as t9 using (a) left join t1 as t10 using (a) left join t1 as t11 using (a) left join t1 as t12 using (a) left join t1 as t13 using (a) left join t1 as t14 using (a) left join t1 as t15 using (a) left join t1 as t16 using (a) left join t1 as t17 using (a) left join t1 as t18 using (a) left join t1 as t19 using (a) left join t1 as t20 using (a) left join t1 as t21 using (a) left join t1 as t22 using (a) left join t1 as t23 using (a) left join t1 as t24 using (a) left join t1 as t25 using (a) left join t1 as t26 using (a) left join t1 as t27 using (a) left join t1 as t28 using (a) left join t1 as t29 using (a) left join t1 as t30 using (a) left join t1 as t31 using (a);
119
--replace_result "31 tables" "XX tables" "61 tables" "XX tables"
120
--error ER_TOO_MANY_TABLES
121
select a from t1 as t1 left join t1 as t2 using (a) left join t1 as t3 using (a) left join t1 as t4 using (a) left join t1 as t5 using (a) left join t1 as t6 using (a) left join t1 as t7 using (a) left join t1 as t8 using (a) left join t1 as t9 using (a) left join t1 as t10 using (a) left join t1 as t11 using (a) left join t1 as t12 using (a) left join t1 as t13 using (a) left join t1 as t14 using (a) left join t1 as t15 using (a) left join t1 as t16 using (a) left join t1 as t17 using (a) left join t1 as t18 using (a) left join t1 as t19 using (a) left join t1 as t20 using (a) left join t1 as t21 using (a) left join t1 as t22 using (a) left join t1 as t23 using (a) left join t1 as t24 using (a) left join t1 as t25 using (a) left join t1 as t26 using (a) left join t1 as t27 using (a) left join t1 as t28 using (a) left join t1 as t29 using (a) left join t1 as t30 using (a) left join t1 as t31 using (a) left join t1 as t32 using (a) left join t1 as t33 using (a) left join t1 as t34 using (a) left join t1 as t35 using (a) left join t1 as t36 using (a) left join t1 as t37 using (a) left join t1 as t38 using (a) left join t1 as t39 using (a) left join t1 as t40 using (a) left join t1 as t41 using (a) left join t1 as t42 using (a) left join t1 as t43 using (a) left join t1 as t44 using (a) left join t1 as t45 using (a) left join t1 as t46 using (a) left join t1 as t47 using (a) left join t1 as t48 using (a) left join t1 as t49 using (a) left join t1 as t50 using (a) left join t1 as t51 using (a) left join t1 as t52 using (a) left join t1 as t53 using (a) left join t1 as t54 using (a) left join t1 as t55 using (a) left join t1 as t56 using (a) left join t1 as t57 using (a) left join t1 as t58 using (a) left join t1 as t59 using (a) left join t1 as t60 using (a) left join t1 as t61 using (a) left join t1 as t62 using (a) left join t1 as t63 using (a) left join t1 as t64 using (a) left join t1 as t65 using (a);
125
# Simple join test. This failed in 3.23.42, there should have been
126
# no matches, still three matches were found.
129
CREATE TEMPORARY TABLE t1 (
135
INSERT INTO t1 VALUES (1,1),(1,2),(1,3),(1,4),(1,5),(1,6),(1,7),(2,3);
137
CREATE TEMPORARY TABLE t2 (
140
INSERT INTO t2 VALUES (2),(3);
141
SELECT t1.a,t2.a,b FROM t1,t2 WHERE t1.a=t2.a AND (t1.a=1 OR t1.a=2) AND b>=1 AND b<=3;
145
# TEST LEFT JOIN with DATE columns
148
CREATE TABLE t1 (d DATE);
149
CREATE TABLE t2 (d DATE);
150
INSERT INTO t1 (d) VALUES ('2001-08-01'),(NULL);
151
SELECT * FROM t1 LEFT JOIN t2 USING (d) WHERE t2.d IS NULL;
152
SELECT * FROM t1 LEFT JOIN t2 USING (d) WHERE d IS NULL;
153
SELECT * from t1 WHERE t1.d IS NULL;
154
--error ER_DIVISION_BY_ZERO
155
SELECT * FROM t1 WHERE 1/0 IS NULL;
159
# Problem with reference from const tables
162
Document_ID varchar(50) NOT NULL default '',
163
Contractor_ID varchar(6) NOT NULL default '',
164
Language_ID char(3) NOT NULL default '',
165
Expiration_Date datetime default NULL,
166
Publishing_Date datetime default NULL,
168
Column_ID varchar(50) NOT NULL default '',
169
PRIMARY KEY (Language_ID,Document_ID,Contractor_ID)
172
INSERT INTO t1 VALUES ('xep80','1','ger','2001-12-31 20:00:00','2001-11-12 10:58:00','Kartenbestellung - jetzt auch online','anle'),('','999998','',NULL,NULL,NULL,'');
175
Contractor_ID char(6) NOT NULL default '',
176
Language_ID char(3) NOT NULL default '',
177
Document_ID char(50) NOT NULL default '',
178
CanRead char(1) default NULL,
179
Customer_ID int NOT NULL default '0',
180
PRIMARY KEY (Contractor_ID,Language_ID,Document_ID,Customer_ID)
183
INSERT INTO t2 VALUES ('5','ger','xep80','1',999999),('1','ger','xep80','1',999999);
185
Language_ID char(3) NOT NULL default '',
186
Column_ID char(50) NOT NULL default '',
187
Contractor_ID char(6) NOT NULL default '',
188
CanRead char(1) default NULL,
189
Active char(1) default NULL,
190
PRIMARY KEY (Language_ID,Column_ID,Contractor_ID)
192
INSERT INTO t3 VALUES ('ger','home','1','1','1'),('ger','Test','1','0','0'),('ger','derclu','1','0','0'),('ger','clubne','1','0','0'),('ger','philos','1','0','0'),('ger','clubko','1','0','0'),('ger','clubim','1','1','1'),('ger','progra','1','0','0'),('ger','progvo','1','0','0'),('ger','progsp','1','0','0'),('ger','progau','1','0','0'),('ger','progku','1','0','0'),('ger','progss','1','0','0'),('ger','nachl','1','0','0'),('ger','mitgli','1','0','0'),('ger','mitsu','1','0','0'),('ger','mitbus','1','0','0'),('ger','ergmar','1','1','1'),('ger','home','4','1','1'),('ger','derclu','4','1','1'),('ger','clubne','4','0','0'),('ger','philos','4','1','1'),('ger','clubko','4','1','1'),('ger','clubim','4','1','1'),('ger','progra','4','1','1'),('ger','progvo','4','1','1'),('ger','progsp','4','1','1'),('ger','progau','4','0','0'),('ger','progku','4','1','1'),('ger','progss','4','1','1'),('ger','nachl','4','1','1'),('ger','mitgli','4','0','0'),('ger','mitsu','4','0','0'),('ger','mitbus','4','0','0'),('ger','ergmar','4','1','1'),('ger','progra2','1','0','0'),('ger','archiv','4','1','1'),('ger','anmeld','4','1','1'),('ger','thema','4','1','1'),('ger','edito','4','1','1'),('ger','madis','4','1','1'),('ger','enma','4','1','1'),('ger','madis','1','1','1'),('ger','enma','1','1','1'),('ger','vorsch','4','0','0'),('ger','veranst','4','0','0'),('ger','anle','4','1','1'),('ger','redak','4','1','1'),('ger','nele','4','1','1'),('ger','aukt','4','1','1'),('ger','callcenter','4','1','1'),('ger','anle','1','0','0');
193
delete from t1 where Contractor_ID='999998';
194
insert into t1 (Contractor_ID) Values ('999998');
195
SELECT DISTINCT COUNT(t1.Title) FROM t1,
197
t1.Document_ID='xep80' AND t1.Contractor_ID='1' AND
198
t1.Language_ID='ger' AND '2001-12-21 23:14:24' >=
199
Publishing_Date AND '2001-12-21 23:14:24' <= Expiration_Date AND
200
t1.Document_ID = t2.Document_ID AND
201
t1.Language_ID = t2.Language_ID AND
202
t1.Contractor_ID = t2.Contractor_ID AND (
203
t2.Customer_ID = '4' OR
204
t2.Customer_ID = '999999' OR
205
t2.Customer_ID = '1' )AND t2.CanRead
206
= '1' AND t1.Column_ID=t3.Column_ID AND
207
t1.Language_ID=t3.Language_ID AND (
208
t3.Contractor_ID = '4' OR
209
t3.Contractor_ID = '999999' OR
210
t3.Contractor_ID = '1') AND
211
t3.CanRead='1' AND t3.Active='1';
212
SELECT DISTINCT COUNT(t1.Title) FROM t1,
214
t1.Document_ID='xep80' AND t1.Contractor_ID='1' AND
215
t1.Language_ID='ger' AND '2001-12-21 23:14:24' >=
216
Publishing_Date AND '2001-12-21 23:14:24' <= Expiration_Date AND
217
t1.Document_ID = t2.Document_ID AND
218
t1.Language_ID = t2.Language_ID AND
219
t1.Contractor_ID = t2.Contractor_ID AND (
220
t2.Customer_ID = '4' OR
221
t2.Customer_ID = '999999' OR
222
t2.Customer_ID = '1' )AND t2.CanRead
223
= '1' AND t1.Column_ID=t3.Column_ID AND
224
t1.Language_ID=t3.Language_ID AND (
225
t3.Contractor_ID = '4' OR
226
t3.Contractor_ID = '999999' OR
227
t3.Contractor_ID = '1') AND
228
t3.CanRead='1' AND t3.Active='1';
232
# Bug when doing full join and NULL fields.
235
CREATE TEMPORARY TABLE t1 (
236
t1_id int default NULL,
237
t2_id int default NULL,
238
type enum('Cost','Percent') default NULL,
239
cost_unit enum('Cost','Unit') default NULL,
240
min_value double default NULL,
241
max_value double default NULL,
242
t3_id int default NULL,
243
item_id int default NULL
245
INSERT INTO t1 VALUES (12,5,'Percent','Cost',-1,0,-1,-1),(14,4,'Percent','Cost',-1,0,-1,-1),(18,5,'Percent','Cost',-1,0,-1,-1),(19,4,'Percent','Cost',-1,0,-1,-1),(20,5,'Percent','Cost',100,-1,22,291),(21,5,'Percent','Cost',100,-1,18,291),(22,1,'Percent','Cost',100,-1,6,291),(23,1,'Percent','Cost',100,-1,21,291),(24,1,'Percent','Cost',100,-1,9,291),(25,1,'Percent','Cost',100,-1,4,291),(26,1,'Percent','Cost',100,-1,20,291),(27,4,'Percent','Cost',100,-1,7,202),(28,1,'Percent','Cost',50,-1,-1,137),(29,2,'Percent','Cost',100,-1,4,354),(30,2,'Percent','Cost',100,-1,9,137),(93,2,'Cost','Cost',-1,10000000,-1,-1);
246
CREATE TEMPORARY TABLE t2 (
247
id int NOT NULL auto_increment,
248
name varchar(255) default NULL,
251
INSERT INTO t2 VALUES (1,'s1'),(2,'s2'),(3,'s3'),(4,'s4'),(5,'s5');
253
select t1.*, t2.* from t1, t2 where t2.id=t1.t2_id limit 2;
257
# Bug in range optimiser with MAYBE_KEY
260
CREATE TEMPORARY TABLE t1 (
261
siteid varchar(25) NOT NULL default '',
262
emp_id varchar(30) NOT NULL default '',
263
rate_code varchar(10) default NULL,
264
UNIQUE KEY site_emp (siteid,emp_id),
267
INSERT INTO t1 VALUES ('rivercats','psmith','cust'), ('rivercats','KWalker','cust');
268
CREATE TEMPORARY TABLE t2 (
269
siteid varchar(25) NOT NULL default '',
270
rate_code varchar(10) NOT NULL default '',
271
base_rate float NOT NULL default '0',
272
PRIMARY KEY (siteid,rate_code)
274
INSERT INTO t2 VALUES ('rivercats','cust',20);
275
SELECT emp.rate_code, lr.base_rate FROM t1 AS emp LEFT JOIN t2 AS lr USING (siteid, rate_code) WHERE emp.emp_id = 'psmith' AND lr.siteid = 'rivercats';
276
SELECT emp.rate_code, lr.base_rate FROM t1 AS emp LEFT JOIN t2 AS lr USING (siteid, rate_code) WHERE lr.siteid = 'rivercats' AND emp.emp_id = 'psmith';
277
SELECT rate_code, lr.base_rate FROM t1 AS emp LEFT JOIN t2 AS lr USING (siteid, rate_code) WHERE emp.emp_id = 'psmith' AND siteid = 'rivercats';
278
SELECT rate_code, lr.base_rate FROM t1 AS emp LEFT JOIN t2 AS lr USING (siteid, rate_code) WHERE siteid = 'rivercats' AND emp.emp_id = 'psmith';
282
# Problem with internal list handling when reducing WHERE
285
CREATE TABLE t1 (ID INTEGER NOT NULL PRIMARY KEY, Value1 VARCHAR(255));
286
CREATE TABLE t2 (ID INTEGER NOT NULL PRIMARY KEY, Value2 VARCHAR(255));
287
INSERT INTO t1 VALUES (1, 'A');
288
INSERT INTO t2 VALUES (1, 'B');
290
SELECT * FROM t1 NATURAL JOIN t2 WHERE 1 AND (Value1 = 'A' AND Value2 <> 'B');
291
SELECT * FROM t1 NATURAL JOIN t2 WHERE 1 AND Value1 = 'A' AND Value2 <> 'B';
292
SELECT * FROM t1 NATURAL JOIN t2 WHERE (Value1 = 'A' AND Value2 <> 'B') AND 1;
296
# dummy natural join (no common columns) Bug #4807
299
CREATE TABLE t1 (a int);
300
CREATE TABLE t2 (b int);
301
CREATE TABLE t3 (c int);
302
SELECT * FROM t1 NATURAL JOIN t2 NATURAL JOIN t3;
303
DROP TABLE t1, t2, t3;
306
# Test combination of join methods
309
create table t1 (i int);
310
create table t2 (i int);
311
create table t3 (i int);
312
insert into t1 values(1),(2);
313
insert into t2 values(2),(3);
314
insert into t3 values (2),(4);
316
select * from t1 natural left join t2;
317
select * from t1 left join t2 on (t1.i=t2.i);
318
select * from t1 natural left join t2 natural left join t3;
319
select * from t1 left join t2 on (t1.i=t2.i) left join t3 on (t2.i=t3.i);
321
select * from t3 natural right join t2;
322
select * from t3 right join t2 on (t3.i=t2.i);
323
select * from t3 natural right join t2 natural right join t1;
324
select * from t3 right join t2 on (t3.i=t2.i) right join t1 on (t2.i=t1.i);
326
select * from t1,t2 natural left join t3 order by t1.i,t2.i,t3.i;
327
select * from t1,t2 left join t3 on (t2.i=t3.i) order by t1.i,t2.i,t3.i;
328
select t1.i,t2.i,t3.i from t2 natural left join t3,t1 order by t1.i,t2.i,t3.i;
329
select t1.i,t2.i,t3.i from t2 left join t3 on (t2.i=t3.i),t1 order by t1.i,t2.i,t3.i;
331
select * from t1,t2 natural right join t3 order by t1.i,t2.i,t3.i;
332
select * from t1,t2 right join t3 on (t2.i=t3.i) order by t1.i,t2.i,t3.i;
333
select t1.i,t2.i,t3.i from t2 natural right join t3,t1 order by t1.i,t2.i,t3.i;
334
select t1.i,t2.i,t3.i from t2 right join t3 on (t2.i=t3.i),t1 order by t1.i,t2.i,t3.i;
338
# Bug #27531: Query performance degredation in 4.1.22 and greater
340
CREATE TABLE t1 (a int, b int default 0, c int default 1);
342
INSERT INTO t1 (a) VALUES (1),(2),(3),(4),(5),(6),(7),(8);
343
INSERT INTO t1 (a) SELECT a + 8 FROM t1;
344
INSERT INTO t1 (a) SELECT a + 16 FROM t1;
346
CREATE TABLE t2 (a int, d int, e int default 0);
348
INSERT INTO t2 (a, d) VALUES (1,1),(2,2),(3,3),(4,4);
349
INSERT INTO t2 (a, d) SELECT a+4, a+4 FROM t2;
350
INSERT INTO t2 (a, d) SELECT a+8, a+8 FROM t2;
352
# should use join cache
354
SELECT STRAIGHT_JOIN t2.e FROM t1,t2 WHERE t2.d=1 AND t1.b=t2.e
356
SELECT STRAIGHT_JOIN t2.e FROM t1,t2 WHERE t2.d=1 AND t1.b=t2.e
364
# Tests for WL#2486 Natural/using join according to SQL:2003.
367
# - The tests are designed so that all statements, except MySQL
368
# extensions run on any SQL server. Please do no change.
369
# - Tests marked with TODO will be submitted as bugs.
372
create table t1 (c int, b int);
373
create table t2 (a int, b int);
374
create table t3 (b int, c int);
375
create table t4 (y int, c int);
376
create table t5 (y int, z int);
377
create table t6 (a int, c int);
379
insert into t1 values (10,1);
380
insert into t1 values (3 ,1);
381
insert into t1 values (3 ,2);
382
insert into t2 values (2, 1);
383
insert into t3 values (1, 3);
384
insert into t3 values (1,10);
385
insert into t4 values (11,3);
386
insert into t4 values (2, 3);
387
insert into t5 values (11,4);
388
insert into t6 values (2, 3);
390
select * from t1 natural join t2;
391
# as above, but column names are cross-renamed: a->c, c->b, b->a
392
select * from t1 natural join t2;
393
# as above, but column names are aliased: a->c, c->b, b->a
394
select b as a, c as b, a as c from t1 natural join t2;
395
# as above, but column names are cross-renamed, and aliased
396
# a->c->b, c->b->a, b->a->c
397
select a as c, c as b, b as a from t1 natural join t2;
399
# Views with JOIN ... ON
400
select t1.c, t1.b, t2.a from t1 join (t2 join t4 on b + 1 = y) on t1.c = t4.c;
401
select t1.c as b, t1.b as a, t2.a as c
402
from t1 join (t2 join t4 on b + 1 = y) on t1.c = t4.c;
404
# Views with bigger natural join
406
select * from t1 natural join (t2 natural join t3);
408
# Nested natural/using joins.
410
select * from (t1 natural join t2) natural join (t3 natural join t4);
411
select * from (t1 natural join t2) natural left join (t3 natural join t4);
412
select * from (t3 natural join t4) natural right join (t1 natural join t2);
413
select * from (t1 natural left join t2) natural left join (t3 natural left join t4);
414
select * from (t4 natural right join t3) natural right join (t2 natural right join t1);
415
select * from t1 natural join t2 natural join t3 natural join t4;
416
select * from ((t1 natural join t2) natural join t3) natural join t4;
417
select * from t1 natural join (t2 natural join (t3 natural join t4));
418
# BUG#15355: this query fails in 'prepared statements' mode
419
# select * from ((t3 natural join (t1 natural join t2)) natural join t4) natural join t5;
420
# select * from ((t3 natural left join (t1 natural left join t2)) natural left join t4) natural left join t5;
421
select * from t5 natural right join (t4 natural right join ((t2 natural right join t1) natural right join t3));
422
select * from (t1 natural join t2), (t3 natural join t4);
423
# MySQL extension - nested comma ',' operator instead of cross join.
424
select * from t5 natural join ((t1 natural join t2), (t3 natural join t4));
425
select * from ((t1 natural join t2), (t3 natural join t4)) natural join t5;
426
select * from t5 natural join ((t1 natural join t2) cross join (t3 natural join t4));
427
select * from ((t1 natural join t2) cross join (t3 natural join t4)) natural join t5;
429
select * from (t1 join t2 using (b)) join (t3 join t4 using (c)) using (c);
430
select * from (t1 join t2 using (b)) natural join (t3 join t4 using (c));
433
# Other clauses refer to NJ columns.
434
select a,b,c from (t1 natural join t2) natural join (t3 natural join t4)
435
where b + 1 = y or b + 10 = y group by b,c,a having min(b) < max(y) order by a;
436
select * from (t1 natural join t2) natural left join (t3 natural join t4)
437
where b + 1 = y or b + 10 = y group by b,c,a,y having min(b) < max(y) order by a, y;
438
select * from (t3 natural join t4) natural right join (t1 natural join t2)
439
where b + 1 = y or b + 10 = y group by b,c,a,y having min(b) < max(y) order by a, y;
441
# Qualified column references to NJ columns.
442
select * from t1 natural join t2 where t1.c > t2.a;
443
select * from t1 natural join t2 where t1.b > t2.b;
444
select * from t1 natural left join (t4 natural join t5) where t5.z is not NULL;
446
# Nested 'join ... on' - name resolution of ON conditions
447
select * from t1 join (t2 join t4 on b + 1 = y) on t1.c = t4.c;
448
select * from (t2 join t4 on b + 1 = y) join t1 on t1.c = t4.c;
449
select * from t1 natural join (t2 join t4 on b + 1 = y);
451
select * from (t1 cross join t2) join (t3 cross join t4) on (a < y and t2.b < t3.c);
453
# MySQL extension - 'join ... on' over nested comma operator
455
select * from (t1, t2) join (t3, t4) on (a < y and t2.b < t3.c);
456
select * from (t1 natural join t2) join (t3 natural join t4) on a = y;
458
select * from ((t3 join (t1 join t2 on c > a) on t3.b < t2.a) join t4 on y > t1.c) join t5 on z = t1.b + 3;
460
# MySQL extension - refererence qualified coalesced columns
461
select * from t1 natural join t2 where t1.b > 0;
462
select * from t1 natural join (t4 natural join t5) where t4.y > 7;
463
select * from (t4 natural join t5) natural join t1 where t4.y > 7;
464
select * from t1 natural left join (t4 natural join t5) where t4.y > 7;
465
select * from (t4 natural join t5) natural right join t1 where t4.y > 7;
467
select * from (t1 natural join t2) join (t3 natural join t4) on t1.b = t3.b;
469
# MySQL extension - select qualified columns of NJ columns
470
select t1.*, t2.* from t1 natural join t2;
471
select t1.*, t2.*, t3.*, t4.* from (t1 natural join t2) natural join (t3 natural join t4);
473
# Queries over subselects in the FROM clause
474
select * from (select * from t1 natural join t2) as t12
476
(select * from t3 natural join t4) as t34;
477
select * from (select * from t1 natural join t2) as t12
479
(select * from t3 natural join t4) as t34;
480
select * from (select * from t3 natural join t4) as t34
482
(select * from t1 natural join t2) as t12;
484
# TODO: add tests with correlated subqueries for natural join/join on.
485
# related to BUG#15269
488
#--------------------------------------------------------------------
489
# Negative tests (tests for errors)
490
#--------------------------------------------------------------------
491
# works in Oracle - bug
492
select * from t1 natural join (t3 cross join t4);
493
# works in Oracle - bug
494
select * from (t3 cross join t4) natural join t1;
495
select * from t1 join (t2, t3) using (b);
496
select * from ((t1 natural join t2), (t3 natural join t4)) natural join t6;
497
select * from ((t1 natural join t2), (t3 natural join t4)) natural join t6;
498
select * from t6 natural join ((t1 natural join t2), (t3 natural join t4));
499
select * from (t1 join t2 on t1.b=t2.b) natural join (t3 natural join t4);
500
select * from (t3 natural join t4) natural join (t1 join t2 on t1.b=t2.b);
501
# this one is OK, the next equivalent one is incorrect (bug in Oracle)
502
select * from (t3 join (t4 natural join t5) on (b < z))
504
(t1 natural join t2);
505
select * from (t1 natural join t2) natural join (t3 join (t4 natural join t5) on (b < z));
515
# BUG#15229 - columns of nested joins that are not natural joins incorrectly
518
create table t1 (a1 int, a2 int);
519
create table t2 (a1 int, b int);
520
create table t3 (c1 int, c2 int);
521
create table t4 (c2 int);
523
insert into t1 values (1,1);
524
insert into t2 values (1,1);
525
insert into t3 values (1,1);
526
insert into t4 values (1);
528
select * from t1 join t2 using (a1) join t3 on b=c1 join t4 using (c2);
529
select * from t3 join (t1 join t2 using (a1)) on b=c1 join t4 using (c2);
530
select a2 from t1 join t2 using (a1) join t3 on b=c1 join t4 using (c2);
531
select a2 from t3 join (t1 join t2 using (a1)) on b=c1 join t4 using (c2);
532
select a2 from ((t1 join t2 using (a1)) join t3 on b=c1) join t4 using (c2);
533
select a2 from ((t1 natural join t2) join t3 on b=c1) natural join t4;
535
drop table t1,t2,t3,t4;
538
# BUG#15355: Common natural join column not resolved in prepared statement nested query
540
create table t1 (c int, b int);
541
create table t2 (a int, b int);
542
create table t3 (b int, c int);
543
create table t4 (y int, c int);
544
create table t5 (y int, z int);
546
insert into t1 values (3,2);
547
insert into t2 values (1,2);
548
insert into t3 values (2,3);
549
insert into t4 values (1,3);
550
insert into t5 values (1,4);
553
select * from ((t3 natural join (t1 natural join t2)) natural join t4)
555
drop table t1, t2, t3, t4, t5;
557
# End of tests for WL#2486 - natural/using join
559
# BUG#27939: Early NULLs filtering doesn't work for eq_ref access
560
create table t1 (a int, b int);
561
insert into t1 values
567
create table t2 (a int not null, primary key(a));
568
insert into t2 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
570
create table t3 (a int not null, primary key(a));
571
insert into t3 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
574
select * from t1, t2, t3 where t3.a=t1.a and t2.a=t1.b;
575
explain select * from t1, t2, t3 where t3.a=t1.a and t2.a=t1.b;
576
--echo We expect rnd_next=5, and read_key must be 0 because of short-cutting:
578
show status like 'Handler_read%';
579
drop table t1, t2, t3;
582
# BUG#14940: Make E(#rows) from "range" access be re-used by range optimizer
584
create table t1 (a int);
585
insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
587
create table t2 (a int, b int, filler char(100), key(a), key(b));
588
create table t3 (a int, b int, filler char(100), key(a), key(b));
591
select @a:= A.a + 10*(B.a + 10*C.a), @a, 'filler' from t1 A, t1 B, t1 C;
592
insert into t3 select * from t2 where a < 800;
594
# The order of tables must be t2,t3:
595
#explain select * from t2,t3 where t2.a < 200 and t2.b=t3.b;
597
drop table t1, t2, t3;
599
# BUG#14940 {Wrong query plan is chosen because of odd results of
600
# prev_record_reads() function }
601
create table t1 (a int);
602
insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
604
create table t2 (a int, b int, primary key(a));
605
insert into t2 select @v:=A.a+10*B.a, @v from t1 A, t1 B;
607
explain select * from t1;
609
show status like '%cost%';
610
select 'The cost of accessing t1 (dont care if it changes' '^';
612
select 'vv: Following query must use ALL(t1), eq_ref(A), eq_ref(B): vv' Z;
614
explain select * from t1, t2 A, t2 B where A.a = t1.a and B.a=A.b;
616
show status like '%cost%';
617
select '^^: The above should be ~= 20 + cost(select * from t1). Value less than 20 is an error' Z;
624
# Bug #31094: Forcing index-based sort doesn't work anymore if joins are
628
CREATE TABLE t1 (a INT PRIMARY KEY, b INT);
629
CREATE TABLE t2 (c INT PRIMARY KEY, d INT);
631
INSERT INTO t1 VALUES(1,NULL),(2,NULL),(3,NULL),(4,NULL);
632
INSERT INTO t1 SELECT a + 4, b FROM t1;
633
INSERT INTO t1 SELECT a + 8, b FROM t1;
634
INSERT INTO t1 SELECT a + 16, b FROM t1;
635
INSERT INTO t1 SELECT a + 32, b FROM t1;
636
INSERT INTO t1 SELECT a + 64, b FROM t1;
637
INSERT INTO t2 SELECT a, b FROM t1;
639
#expect indexed ORDER BY
640
EXPLAIN SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a LIMIT 2;
641
EXPLAIN SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a LIMIT 2;
642
SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a LIMIT 2;
643
SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a LIMIT 2;
646
EXPLAIN SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a;
647
EXPLAIN SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a;
648
SELECT * FROM t1 JOIN t2 ON b=c ORDER BY a;
649
SELECT * FROM t1 JOIN t2 ON a=c ORDER BY a;
651
DROP TABLE IF EXISTS t1,t2;
652
--echo End of 5.0 tests.