8
8
CREATE TABLE t1 (a int, b int);
9
9
INSERT INTO t1 VALUES (1,1);
10
INSERT LOW_PRIORITY INTO t1 VALUES (1,2);
10
INSERT INTO t1 VALUES (1,2);
11
11
INSERT INTO t1 VALUES (1,3);
12
12
DELETE from t1 where a=1 limit 1;
13
DELETE LOW_PRIORITY from t1 where a=1;
13
DELETE from t1 where a=1;
15
15
INSERT INTO t1 VALUES (1,1);
18
17
INSERT INTO t1 VALUES (1,2);
21
19
INSERT INTO t1 VALUES (1,2);
118
104
select * from t12;
119
105
select * from t2;
120
delete t11.*, t12.* from t11,t12 where t11.a = t12.a and t11.b <> (select b from t2 where t11.a < t2.a);
124
# PBXT: for some reason this returns 2 warnings instead of 1
125
delete ignore t11.*, t12.* from t11,t12 where t11.a = t12.a and t11.b <> (select b from t2 where t11.a < t2.a);
129
insert into t11 values (2, 12);
131
113
delete from t11 where t11.b <> (select b from t2 where t11.a < t2.a);
132
114
select * from t11;
133
delete ignore from t11 where t11.b <> (select b from t2 where t11.a < t2.a);
116
# PBXT doesn't currently support DELETE IGNORE and turns it into plain DELETE
117
if (`select if (@@storage_engine = 'PBXT', 0, 1)`) {
118
delete ignore from t11 where t11.b <> (select b from t2 where t11.a < t2.a);
134
120
select * from t11;
135
121
drop table t11, t12, t2;
185
160
# BUG#30385 "Server crash when deleting with order by and limit"
186
161
CREATE TABLE t1 (
189
163
`seq` int NOT NULL auto_increment,
190
164
PRIMARY KEY (`seq`),
191
165
KEY `seq` (`seq`),
193
166
KEY `date` (`date`)
195
DELETE FROM t1 ORDER BY date ASC, time ASC LIMIT 1;
168
DELETE FROM t1 ORDER BY date ASC LIMIT 1;
198
171
--echo End of 4.1 tests
201
# Test of multi-delete where we are not scanning the first table
204
CREATE TABLE t1 (a int not null,b int not null);
205
CREATE TABLE t2 (a int not null, b int not null, primary key (a,b));
206
CREATE TABLE t3 (a int not null, b int not null, primary key (a,b));
207
insert into t1 values (1,1),(2,1),(1,3);
208
insert into t2 values (1,1),(2,2),(3,3);
209
insert into t3 values (1,1),(2,1),(1,3);
210
select * from t1,t2,t3 where t1.a=t2.a AND t2.b=t3.a and t1.b=t3.b;
211
explain select * from t1,t2,t3 where t1.a=t2.a AND t2.b=t3.a and t1.b=t3.b;
212
delete t2.*,t3.* from t1,t2,t3 where t1.a=t2.a AND t2.b=t3.a and t1.b=t3.b;
213
# This should be empty
218
# Bug #8143: deleting '0000-00-00' values using IS NULL
221
create table t1(a date not null);
222
insert into t1 values (0);
223
select * from t1 where a is null;
224
delete from t1 where a is null;
225
select count(*) from t1;
229
174
# Bug #26186: delete order by, sometimes accept unknown column
231
176
CREATE TABLE t1 (a INT); INSERT INTO t1 VALUES (1);
267
212
INSERT INTO db2.t1 (a) SELECT * FROM t2;
269
--error ER_PARSE_ERROR
270
DELETE FROM t1 alias USING t1, t2 alias WHERE t1.a = alias.a;
271
DELETE FROM alias USING t1, t2 alias WHERE t1.a = alias.a;
272
DELETE FROM t1, alias USING t1, t2 alias WHERE t1.a = alias.a;
273
--error ER_UNKNOWN_TABLE
274
DELETE FROM t1, t2 USING t1, t2 alias WHERE t1.a = alias.a;
275
--error ER_PARSE_ERROR
276
DELETE FROM db1.t1 alias USING db1.t1, db2.t1 alias WHERE db1.t1.a = alias.a;
277
DELETE FROM alias USING db1.t1, db2.t1 alias WHERE db1.t1.a = alias.a;
278
--error ER_UNKNOWN_TABLE
279
DELETE FROM db2.alias USING db1.t1, db2.t1 alias WHERE db1.t1.a = alias.a;
280
DELETE FROM t1 USING t1 WHERE a = 1;
281
214
SELECT * FROM t1;
282
215
--error ER_PARSE_ERROR
283
216
DELETE FROM t1 alias USING t1 alias WHERE a = 2;
315
248
CREATE TABLE t1 AS SELECT * FROM db2.t2;
316
249
CREATE TABLE t2 AS SELECT * FROM t1;
319
# Testing without a selected database
325
--error ER_NO_DB_ERROR
328
# Detect missing table references
330
--error ER_NO_DB_ERROR
331
DELETE a1,a2 FROM db1.t1, db2.t2;
332
--error ER_NO_DB_ERROR
333
DELETE a1,a2 FROM db1.t1, db2.t2;
334
--error ER_NO_DB_ERROR
335
DELETE a1,a2 FROM db1.t1 AS a1, db2.t2;
336
--error ER_NO_DB_ERROR
337
DELETE a1,a2 FROM db1.t1, db2.t2 AS a2;
338
--error ER_NO_DB_ERROR
339
DELETE a1,a2 FROM db3.t1 AS a1, db4.t2 AS a2;
340
--error ER_NO_DB_ERROR
341
DELETE a1,a2 FROM db3.t1 AS a1, db4.t2 AS a2;
343
--error ER_NO_DB_ERROR
344
DELETE FROM a1,a2 USING db1.t1, db2.t2;
345
--error ER_NO_DB_ERROR
346
DELETE FROM a1,a2 USING db1.t1, db2.t2;
347
--error ER_NO_DB_ERROR
348
DELETE FROM a1,a2 USING db1.t1 AS a1, db2.t2;
349
--error ER_NO_DB_ERROR
350
DELETE FROM a1,a2 USING db1.t1, db2.t2 AS a2;
351
--error ER_NO_DB_ERROR
352
DELETE FROM a1,a2 USING db3.t1 AS a1, db4.t2 AS a2;
353
--error ER_NO_DB_ERROR
354
DELETE FROM a1,a2 USING db3.t1 AS a1, db4.t2 AS a2;
356
# Ambiguous table references
358
--error ER_NO_DB_ERROR
359
DELETE a1 FROM db1.t1 AS a1, db2.t2 AS a1;
360
--error ER_NO_DB_ERROR
361
DELETE a1 FROM db1.a1, db2.t2 AS a1;
362
--error ER_NO_DB_ERROR
363
DELETE a1 FROM a1, db1.t1 AS a1;
364
--error ER_NO_DB_ERROR
365
DELETE t1 FROM db1.t1, db2.t1 AS a1;
366
--error ER_NO_DB_ERROR
367
DELETE t1 FROM db1.t1 AS a1, db2.t1 AS a2;
368
--error ER_NO_DB_ERROR
369
DELETE t1 FROM db1.t1, db2.t1;
371
# Test all again, now with a selected database
375
# Detect missing table references
377
--error ER_UNKNOWN_TABLE
378
DELETE a1,a2 FROM db1.t1, db2.t2;
379
--error ER_UNKNOWN_TABLE
380
DELETE a1,a2 FROM db1.t1, db2.t2;
381
--error ER_UNKNOWN_TABLE
382
DELETE a1,a2 FROM db1.t1 AS a1, db2.t2;
383
--error ER_UNKNOWN_TABLE
384
DELETE a1,a2 FROM db1.t1, db2.t2 AS a2;
385
--error ER_NO_SUCH_TABLE
386
DELETE a1,a2 FROM db3.t1 AS a1, db4.t2 AS a2;
387
--error ER_NO_SUCH_TABLE
388
DELETE a1,a2 FROM db3.t1 AS a1, db4.t2 AS a2;
390
--error ER_UNKNOWN_TABLE
391
DELETE FROM a1,a2 USING db1.t1, db2.t2;
392
--error ER_UNKNOWN_TABLE
393
DELETE FROM a1,a2 USING db1.t1, db2.t2;
394
--error ER_UNKNOWN_TABLE
395
DELETE FROM a1,a2 USING db1.t1 AS a1, db2.t2;
396
--error ER_UNKNOWN_TABLE
397
DELETE FROM a1,a2 USING db1.t1, db2.t2 AS a2;
398
--error ER_NO_SUCH_TABLE
399
DELETE FROM a1,a2 USING db3.t1 AS a1, db4.t2 AS a2;
400
--error ER_NO_SUCH_TABLE
401
DELETE FROM a1,a2 USING db3.t1 AS a1, db4.t2 AS a2;
403
# Ambiguous table references
405
--error ER_NONUNIQ_TABLE
406
DELETE a1 FROM db1.t1 AS a1, db2.t2 AS a1;
407
--error ER_NO_SUCH_TABLE
408
DELETE a1 FROM db1.a1, db2.t2 AS a1;
409
--error ER_NONUNIQ_TABLE
410
DELETE a1 FROM a1, db1.t1 AS a1;
411
--error ER_UNKNOWN_TABLE
412
DELETE t1 FROM db1.t1, db2.t1 AS a1;
413
--error ER_UNKNOWN_TABLE
414
DELETE t1 FROM db1.t1 AS a1, db2.t1 AS a2;
415
--error ER_UNKNOWN_TABLE
416
DELETE t1 FROM db1.t1, db2.t1;
418
# Test multiple-table cross database deletes
420
DELETE t1 FROM db1.t2 AS t1, db2.t2 AS t2 WHERE t2.a = 1 AND t1.a = t2.a;
422
DELETE a1, a2 FROM db2.t1 AS a1, t2 AS a2 WHERE a1.a = 2 AND a2.a = 2;
425
251
DROP DATABASE db1;
426
252
DROP DATABASE db2;
427
253
DROP TABLE t1, t2;