2 # test of updating of keys
6 drop table if exists t1,t2;
9 create table t1 (a int auto_increment , primary key (a));
10 insert into t1 values (NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL),(NULL);
11 update t1 set a=a+10 where a > 34;
12 update t1 set a=a+100 where a > 0;
14 # Some strange updates to test some otherwise unused code
15 update t1 set a=a+100 where a=1 and a=2;
17 update t1 set a=b+100 where a=1 and a=2;
19 update t1 set a=b+100 where c=1 and a=2;
21 update t1 set d=a+100 where a=1;
27 place_id int (10) unsigned NOT NULL,
28 shows int(10) unsigned DEFAULT '0' NOT NULL,
29 ishows int(10) unsigned DEFAULT '0' NOT NULL,
30 ushows int(10) unsigned DEFAULT '0' NOT NULL,
31 clicks int(10) unsigned DEFAULT '0' NOT NULL,
32 iclicks int(10) unsigned DEFAULT '0' NOT NULL,
33 uclicks int(10) unsigned DEFAULT '0' NOT NULL,
35 PRIMARY KEY (place_id,ts)
38 INSERT INTO t1 (place_id,shows,ishows,ushows,clicks,iclicks,uclicks,ts)
39 VALUES (1,0,0,0,0,0,0,20000928174434);
40 UPDATE t1 SET shows=shows+1,ishows=ishows+1,ushows=ushows+1,clicks=clicks+1,iclicks=iclicks+1,uclicks=uclicks+1 WHERE place_id=1 AND ts>="2000-09-28 00:00:00";
41 select place_id,shows from t1;
45 # Test bug with update reported by Jan Legenhausen
49 lfdnr int(10) unsigned NOT NULL default '0',
50 ticket int(10) unsigned NOT NULL default '0',
51 client varchar(255) NOT NULL default '',
52 replyto varchar(255) NOT NULL default '',
53 subject varchar(100) NOT NULL default '',
54 timestamp int(10) unsigned NOT NULL default '0',
55 tstamp timestamp NOT NULL,
56 status int(3) NOT NULL default '0',
57 type varchar(15) NOT NULL default '',
58 assignment int(10) unsigned NOT NULL default '0',
59 fupcount int(4) unsigned NOT NULL default '0',
60 parent int(10) unsigned NOT NULL default '0',
61 activity int(10) unsigned NOT NULL default '0',
62 priority tinyint(1) unsigned NOT NULL default '1',
63 cc varchar(255) NOT NULL default '',
64 bcc varchar(255) NOT NULL default '',
76 INSERT INTO t1 VALUES (773,773,'','','',980257344,20010318180652,0,'Open',10,0,0,0,1,'','','','','');
78 alter table t1 change lfdnr lfdnr int(10) unsigned not null auto_increment;
79 update t1 set status=1 where type='Open';
80 select status from t1;
87 create table t1 (a int not null, b int not null, key (a));
88 insert into t1 values (1,1),(1,2),(1,3),(3,1),(3,2),(3,3),(3,1),(3,2),(3,3),(2,1),(2,2),(2,3);
90 update t1 set b=(@tmp:=@tmp+1) order by a;
91 update t1 set b=99 where a=1 order by b asc limit 1;
92 select * from t1 order by a,b;
93 update t1 set b=100 where a=1 order by b desc limit 2;
94 update t1 set a=a+10+b where a=1 order by b;
95 select * from t1 order by a,b;
96 create table t2 (a int not null, b int not null);
97 insert into t2 values (1,1),(1,2),(1,3);
98 update t1 set b=(select distinct 1 from (select * from t2) a);
102 # Test with limit (Bug #393)
106 `id_param` smallint(3) unsigned NOT NULL default '0',
107 `nom_option` char(40) NOT NULL default '',
108 `valid` tinyint(1) NOT NULL default '0',
109 KEY `id_param` (`id_param`,`nom_option`)
112 INSERT INTO t1 (id_param,nom_option,valid) VALUES (185,'600x1200',1);
114 UPDATE t1 SET nom_option='test' WHERE id_param=185 AND nom_option='600x1200' AND valid=1 LIMIT 1;
119 # Multi table update test from bugs
122 create table t1 (F1 VARCHAR(30), F2 VARCHAR(30), F3 VARCHAR(30), cnt int, groupid int, KEY groupid_index (groupid));
124 insert into t1 (F1,F2,F3,cnt,groupid) values ('0','0','0',1,6),
125 ('0','1','2',1,5), ('0','2','0',1,3), ('1','0','1',1,2),
126 ('1','2','1',1,1), ('1','2','2',1,1), ('2','0','1',2,4),
128 delete from m1 using t1 m1,t1 m2 where m1.groupid=m2.groupid and (m1.cnt < m2.cnt or m1.cnt=m2.cnt and m1.F3>m2.F3);
133 # Bug#5553 - Multi table UPDATE IGNORE fails on duplicate keys
137 `colA` int(10) unsigned NOT NULL auto_increment,
138 `colB` int(11) NOT NULL default '0',
141 INSERT INTO t1 VALUES (4433,5424);
143 `colC` int(10) unsigned NOT NULL default '0',
144 `colA` int(10) unsigned NOT NULL default '0',
145 `colD` int(10) unsigned NOT NULL default '0',
146 `colE` int(10) unsigned NOT NULL default '0',
147 `colF` int(10) unsigned NOT NULL default '0',
148 PRIMARY KEY (`colC`,`colA`,`colD`,`colE`)
150 INSERT INTO t2 VALUES (3,4433,10005,495,500);
151 INSERT INTO t2 VALUES (3,4433,10005,496,500);
152 INSERT INTO t2 VALUES (3,4433,10009,494,500);
153 INSERT INTO t2 VALUES (3,4433,10011,494,500);
154 INSERT INTO t2 VALUES (3,4433,10005,497,500);
155 INSERT INTO t2 VALUES (3,4433,10013,489,500);
156 INSERT INTO t2 VALUES (3,4433,10005,494,500);
157 INSERT INTO t2 VALUES (3,4433,10005,493,500);
158 INSERT INTO t2 VALUES (3,4433,10005,492,500);
159 UPDATE IGNORE t2,t1 set t2.colE = t2.colE + 1,colF=0 WHERE t1.colA = t2.colA AND (t1.colB & 4096) > 0 AND (colE + 1) < colF;
167 create table t1 (c1 int, c2 char(6), c3 int);
168 create table t2 (c1 int, c2 char(6));
169 insert into t1 values (1, "t1c2-1", 10), (2, "t1c2-2", 20);
170 update t1 left join t2 on t1.c1 = t2.c1 set t2.c2 = "t2c2-1";
171 update t1 left join t2 on t1.c1 = t2.c1 set t2.c2 = "t2c2-1" where t1.c3 = 10;
177 create table t1 (id int not null auto_increment primary key, id_str varchar(32));
178 insert into t1 (id_str) values ("test");
179 update t1 set id_str = concat(id_str, id) where id = last_insert_id();
184 # Bug #8942: a problem with update and partial key part
187 create table t1 (a int, b char(255), key(a, b(20)));
188 insert into t1 values (0, '1');
189 update t1 set b = b + 1 where a = 0;
193 # BUG#9103 "Erroneous data truncation warnings on multi-table updates"
194 create table t1 (a int, b varchar(10), key b(b(5))) engine=myisam;
195 create table t2 (a int, b varchar(10)) engine=myisam;
196 insert into t1 values ( 1, 'abcd1e');
197 insert into t1 values ( 2, 'abcd2e');
198 insert into t2 values ( 1, 'abcd1e');
199 insert into t2 values ( 2, 'abcd2e');
201 update t1, t2 set t1.a = t2.a where t2.b = t1.b;
206 # Bug #11868 Update with subquery with ref built with a key from the updated
207 # table crashes server
209 create table t1(f1 int, f2 int);
210 create table t2(f3 int, f4 int);
211 create index idx on t2(f3);
212 insert into t1 values(1,0),(2,0);
213 insert into t2 values(1,1),(2,2);
214 UPDATE t1 SET t1.f2=(SELECT MAX(t2.f4) FROM t2 WHERE t2.f3=t1.f1);
219 # Bug #13180 sometimes server accepts sum func in update/delete where condition
221 create table t1(f1 int);
224 update t1 set f1=1 where count(*)=1;
227 delete from t1 where count(*)=1;
230 # BUG#12915: Optimize "DELETE|UPDATE ... ORDER BY ... LIMIT n" to use an index
231 create table t1 ( a int, b int default 0, index (a) );
232 insert into t1 (a) values (0),(0),(0),(0),(0),(0),(0),(0);
235 select a from t1 order by a limit 1;
236 show status like 'handler_read%';
239 update t1 set a=9999 order by a limit 1;
240 update t1 set b=9999 order by a limit 1;
241 show status like 'handler_read%';
244 delete from t1 order by a limit 1;
245 show status like 'handler_read%';
248 delete from t1 order by a desc limit 1;
249 show status like 'handler_read%';
251 alter table t1 disable keys;
254 delete from t1 order by a limit 1;
255 show status like 'handler_read%';
258 update t1 set a=a+10,b=1 order by a limit 3;
259 update t1 set a=a+11,b=2 order by a limit 3;
260 update t1 set a=a+12,b=3 order by a limit 3;
261 select * from t1 order by a;
266 # Bug#14186 select datefield is null not updated
268 create table t1 (f1 date not null);
269 insert into t1 values('2000-01-01'),('0000-00-00');
270 update t1 set f1='2002-02-02' where f1 is null;
275 # Bug#15028 Multitable update returns different numbers of matched rows
276 # depending on table order
277 create table t1 (f1 int);
278 create table t2 (f2 int);
279 insert into t1 values(1),(2);
280 insert into t2 values(1),(1);
282 update t1,t2 set f1=3,f2=3 where f1=f2 and f1=1;
285 update t1 set f1=1 where f1=3;
287 update t2,t1 set f1=3,f2=3 where f1=f2 and f1=1;
293 create table t1 (a int);
294 insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
295 create table t2 (a int, filler1 char(200), filler2 char(200), key(a));
296 insert into t2 select A.a + 10*B.a, 'filler','filler' from t1 A, t1 B;
298 update t2 set a=3 where a=2;
299 show status like 'handler_read%';
303 # Bug #16510 Updating field named like '*name' caused server crash
305 create table t1(f1 int, `*f2` int);
306 insert into t1 values (1,1);
307 update t1 set `*f2`=1;
311 # Bug#25126: Wrongly resolved field leads to a crash
313 create table t1(f1 int);
315 update t1 set f2=1 order by f2;
320 # Bug #24035: performance degradation with condition int_field=big_decimal
324 request_id int unsigned NOT NULL auto_increment,
325 user_id varchar(12) default NULL,
326 time_stamp datetime NOT NULL default '0000-00-00 00:00:00',
327 ip_address varchar(15) default NULL,
328 PRIMARY KEY (request_id),
329 KEY user_id_2 (user_id,time_stamp)
332 INSERT INTO t1 (user_id) VALUES ('user1');
333 INSERT INTO t1(user_id) SELECT user_id FROM t1;
334 INSERT INTO t1(user_id) SELECT user_id FROM t1;
335 INSERT INTO t1(user_id) SELECT user_id FROM t1;
336 INSERT INTO t1(user_id) SELECT user_id FROM t1;
337 INSERT INTO t1(user_id) SELECT user_id FROM t1;
338 INSERT INTO t1(user_id) SELECT user_id FROM t1;
339 INSERT INTO t1(user_id) SELECT user_id FROM t1;
340 INSERT INTO t1(user_id) SELECT user_id FROM t1;
343 SELECT user_id FROM t1 WHERE request_id=9999999999999;
344 show status like '%Handler_read%';
345 SELECT user_id FROM t1 WHERE request_id=999999999999999999999999999999;
346 show status like '%Handler_read%';
347 UPDATE t1 SET user_id=null WHERE request_id=9999999999999;
348 show status like '%Handler_read%';
349 UPDATE t1 SET user_id=null WHERE request_id=999999999999999999999999999999;
350 show status like '%Handler_read%';
355 # Bug #24010: INSERT INTO ... SELECT fails on unique constraint with data it
361 quux decimal( 31, 30 ),
374 SELECT @newA := 1 + a FROM t1 WHERE quux <= 0.1;
381 # Bug #22364: Inconsistent "matched rows" when executing UPDATE
384 connect (con1,localhost,root,,test);
387 set tmp_table_size=1024;
389 # Create the test tables
390 create table t1 (id int, a int, key idx(a));
391 create table t2 (id int unsigned not null auto_increment primary key, a int);
392 insert into t2(a) values(1),(2),(3),(4),(5),(6),(7),(8);
393 insert into t2(a) select a from t2;
394 insert into t2(a) select a from t2;
395 insert into t2(a) select a from t2;
397 insert into t1 select * from t2;
399 # Check that the number of matched rows is correct when the temporary
400 # table is small enough to not be converted to MyISAM
401 select count(*) from t1 join t2 on (t1.a=t2.a);
403 update t1 join t2 on (t1.a=t2.a) set t1.id=t2.id;
406 # Increase table sizes
407 insert into t2(a) select a from t2;
410 insert into t1 select * from t2;
412 # Check that the number of matched rows is correct when the temporary
413 # table has to be converted to MyISAM
414 select count(*) from t1 join t2 on (t1.a=t2.a);
416 update t1 join t2 on (t1.a=t2.a) set t1.id=t2.id;
419 # Check that the number of matched rows is correct when there are duplicate
423 select count(*) from t1 join t2 on (t1.a=t2.a);
425 update t1 join t2 on (t1.a=t2.a) set t1.id=t2.id;
434 # Bug #40745: Error during WHERE clause calculation in UPDATE
435 # leads to an assertion failure
438 DROP TABLE IF EXISTS t1;
439 DROP FUNCTION IF EXISTS f1;
442 CREATE FUNCTION f1() RETURNS INT RETURN f1();
443 CREATE TABLE t1 (i INT);
444 INSERT INTO t1 VALUES (1);
446 --error ER_SP_NO_RECURSION
447 UPDATE t1 SET i = 3 WHERE f1();
448 --error ER_SP_NO_RECURSION
449 UPDATE t1 SET i = f1();
454 --echo End of 5.0 tests
457 --echo # Bug #47919 assert in open_table during ALTER temporary table
460 CREATE TABLE t1 (f1 INTEGER AUTO_INCREMENT, PRIMARY KEY (f1));
461 CREATE TEMPORARY TABLE t2 LIKE t1;
462 INSERT INTO t1 VALUES (1);
463 INSERT INTO t2 VALUES (1);
465 ALTER TABLE t2 COMMENT = 'ABC';
466 UPDATE t2, t1 SET t2.f1 = 2, t1.f1 = 9;
467 ALTER TABLE t2 COMMENT = 'DEF';
472 --echo # Bug#50545: Single table UPDATE IGNORE crashes on join view in
473 --echo # sql_safe_updates mode.
475 CREATE TABLE t1 ( a INT, KEY( a ) );
476 INSERT INTO t1 VALUES (0), (1);
477 CREATE VIEW v1 AS SELECT t11.a, t12.a AS b FROM t1 t11, t1 t12;
478 SET SESSION sql_safe_updates = 1;
480 --error ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE
481 UPDATE IGNORE v1 SET a = 1;
483 SET SESSION sql_safe_updates = DEFAULT;
488 --echo # Bug#54734 assert in Diagnostics_area::set_ok_status
492 DROP TABLE IF EXISTS t1, not_exists;
493 DROP FUNCTION IF EXISTS f1;
494 DROP VIEW IF EXISTS v1;
497 CREATE TABLE t1 (PRIMARY KEY(pk)) AS SELECT 1 AS pk;
498 CREATE FUNCTION f1() RETURNS INTEGER RETURN (SELECT 1 FROM not_exists);
499 CREATE VIEW v1 AS SELECT pk FROM t1 WHERE f1() = 13;
500 --error ER_VIEW_INVALID
501 UPDATE v1 SET pk = 7 WHERE pk > 0;