| blob | a285810b78bf6bb97ca90bba17484d49a7715c12 |
1 DROP TABLE IF EXISTS t1, t2;
2 CREATE TABLE t1 (a INT, b INT, c INT, UNIQUE (A), UNIQUE(B));
3 INSERT t1 VALUES (1,2,10), (3,4,20);
4 INSERT t1 VALUES (5,6,30) ON DUPLICATE KEY UPDATE c=c+100;
5 SELECT * FROM t1;
6 a b c
7 1 2 10
8 3 4 20
9 5 6 30
10 INSERT t1 VALUES (5,7,40) ON DUPLICATE KEY UPDATE c=c+100;
11 SELECT * FROM t1;
12 a b c
13 1 2 10
14 3 4 20
15 5 6 130
16 INSERT t1 VALUES (8,4,50) ON DUPLICATE KEY UPDATE c=c+1000;
17 SELECT * FROM t1;
18 a b c
19 1 2 10
20 3 4 1020
21 5 6 130
22 INSERT t1 VALUES (1,4,60) ON DUPLICATE KEY UPDATE c=c+10000;
23 SELECT * FROM t1;
24 a b c
25 1 2 10010
26 3 4 1020
27 5 6 130
28 INSERT t1 VALUES (1,9,70) ON DUPLICATE KEY UPDATE c=c+100000, b=4;
29 ERROR 23000: Duplicate entry '4' for key 'b'
30 SELECT * FROM t1;
31 a b c
32 1 2 10010
33 3 4 1020
34 5 6 130
35 TRUNCATE TABLE t1;
36 INSERT t1 VALUES (1,2,10), (3,4,20);
37 INSERT t1 VALUES (5,6,30), (7,4,40), (8,9,60) ON DUPLICATE KEY UPDATE c=c+100;
38 SELECT * FROM t1;
39 a b c
40 1 2 10
41 3 4 120
42 5 6 30
43 8 9 60
44 INSERT t1 SET a=5 ON DUPLICATE KEY UPDATE b=0;
45 SELECT * FROM t1;
46 a b c
47 1 2 10
48 3 4 120
49 5 0 30
50 8 9 60
51 INSERT t1 VALUES (2,1,11), (7,4,40) ON DUPLICATE KEY UPDATE c=c+VALUES(a);
52 SELECT *, VALUES(a) FROM t1;
53 a b c VALUES(a)
54 1 2 10 NULL
55 3 4 127 NULL
56 5 0 30 NULL
57 8 9 60 NULL
58 2 1 11 NULL
59 explain extended SELECT *, VALUES(a) FROM t1;
60 id select_type table type possible_keys key key_len ref rows filtered Extra
61 1 SIMPLE t1 ALL NULL NULL NULL NULL 5 100.00
62 Warnings:
63 Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t1`.`c` AS `c`,values(`test`.`t1`.`a`) AS `VALUES(a)` from `test`.`t1`
64 explain extended select * from t1 where values(a);
65 id select_type table type possible_keys key key_len ref rows filtered Extra
66 1 SIMPLE t1 ALL NULL NULL NULL NULL 5 100.00 Using where
67 Warnings:
68 Note 1003 select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b`,`test`.`t1`.`c` AS `c` from `test`.`t1` where values(`test`.`t1`.`a`)
69 DROP TABLE t1;
70 create table t1(a int primary key, b int);
71 insert into t1 values(1,1),(2,2),(3,3),(4,4),(5,5);
72 select * from t1;
73 a b
74 1 1
75 2 2
76 3 3
77 4 4
78 5 5
79 insert into t1 values(4,14),(5,15),(6,16),(7,17),(8,18)
80 on duplicate key update b=b+10;
81 affected rows: 7
82 info: Records: 5 Duplicates: 2 Warnings: 0
83 select * from t1;
84 a b
85 1 1
86 2 2
87 3 3
88 4 14
89 5 15
90 6 16
91 7 17
92 8 18
93 replace into t1 values(5,25),(6,26),(7,27),(8,28),(9,29);
94 affected rows: 9
95 info: Records: 5 Duplicates: 4 Warnings: 0
96 select * from t1;
97 a b
98 1 1
99 2 2
100 3 3
101 4 14
102 5 25
103 6 26
104 7 27
105 8 28
106 9 29
107 drop table t1;
108 CREATE TABLE t1 (a INT, b INT, c INT, UNIQUE (A), UNIQUE(B));
109 INSERT t1 VALUES (1,2,10), (3,4,20);
110 INSERT t1 SELECT 5,6,30 FROM DUAL ON DUPLICATE KEY UPDATE c=c+100;
111 SELECT * FROM t1;
112 a b c
113 1 2 10
114 3 4 20
115 5 6 30
116 INSERT t1 SELECT 5,7,40 FROM DUAL ON DUPLICATE KEY UPDATE c=c+100;
117 SELECT * FROM t1;
118 a b c
119 1 2 10
120 3 4 20
121 5 6 130
122 INSERT t1 SELECT 8,4,50 FROM DUAL ON DUPLICATE KEY UPDATE c=c+1000;
123 SELECT * FROM t1;
124 a b c
125 1 2 10
126 3 4 1020
127 5 6 130
128 INSERT t1 SELECT 1,4,60 FROM DUAL ON DUPLICATE KEY UPDATE c=c+10000;
129 SELECT * FROM t1;
130 a b c
131 1 2 10010
132 3 4 1020
133 5 6 130
134 INSERT t1 SELECT 1,9,70 FROM DUAL ON DUPLICATE KEY UPDATE c=c+100000, b=4;
135 ERROR 23000: Duplicate entry '4' for key 'b'
136 SELECT * FROM t1;
137 a b c
138 1 2 10010
139 3 4 1020
140 5 6 130
141 TRUNCATE TABLE t1;
142 INSERT t1 VALUES (1,2,10), (3,4,20);
143 CREATE TABLE t2 (a INT, b INT, c INT, d INT);
144 INSERT t2 VALUES (5,6,30,1), (7,4,40,1), (8,9,60,1);
145 INSERT t2 VALUES (2,1,11,2), (7,4,40,2);
146 INSERT t1 SELECT a,b,c FROM t2 WHERE d=1 ON DUPLICATE KEY UPDATE c=t1.c+100;
147 SELECT * FROM t1;
148 a b c
149 1 2 10
150 3 4 120
151 5 6 30
152 8 9 60
153 INSERT t1 SET a=5 ON DUPLICATE KEY UPDATE b=0;
154 SELECT * FROM t1;
155 a b c
156 1 2 10
157 3 4 120
158 5 0 30
159 8 9 60
160 INSERT t1 SELECT a,b,c FROM t2 WHERE d=2 ON DUPLICATE KEY UPDATE c=c+VALUES(a);
161 ERROR 23000: Column 'c' in field list is ambiguous
162 INSERT t1 SELECT a,b,c FROM t2 WHERE d=2 ON DUPLICATE KEY UPDATE c=t1.c+VALUES(t1.a);
163 SELECT *, VALUES(a) FROM t1;
164 a b c VALUES(a)
165 1 2 10 NULL
166 3 4 127 NULL
167 5 0 30 NULL
168 8 9 60 NULL
169 2 1 11 NULL
170 DROP TABLE t1;
171 DROP TABLE t2;
172 create table t1 (a int not null unique) engine=myisam;
173 insert into t1 values (1),(2);
174 insert ignore into t1 select 1 on duplicate key update a=2;
175 select * from t1;
176 a
177 1
178 2
179 insert ignore into t1 select a from t1 as t2 on duplicate key update a=t1.a+1 ;
180 select * from t1;
181 a
182 1
183 3
184 insert into t1 select 1 on duplicate key update a=2;
185 select * from t1;
186 a
187 2
188 3
189 insert into t1 select a from t1 on duplicate key update a=a+1 ;
190 ERROR 23000: Column 'a' in field list is ambiguous
191 insert ignore into t1 select a from t1 on duplicate key update a=t1.a+1 ;
192 ERROR 23000: Column 't1.a' in field list is ambiguous
193 drop table t1;
194 CREATE TABLE t1 (
195 a BIGINT(20) NOT NULL DEFAULT 0,
196 PRIMARY KEY (a)
197 ) ENGINE=MyISAM;
198 INSERT INTO t1 ( a ) SELECT 0 ON DUPLICATE KEY UPDATE a = a + VALUES (a) ;
199 DROP TABLE t1;
200 CREATE TABLE t1
201 (
202 a BIGINT UNSIGNED,
203 b BIGINT UNSIGNED,
204 PRIMARY KEY (a)
205 );
206 INSERT INTO t1 VALUES (45, 1) ON DUPLICATE KEY UPDATE b =
207 IF(VALUES(b) > t1.b, VALUES(b), t1.b);
208 SELECT * FROM t1;
209 a b
210 45 1
211 INSERT INTO t1 VALUES (45, 2) ON DUPLICATE KEY UPDATE b =
212 IF(VALUES(b) > t1.b, VALUES(b), t1.b);
213 SELECT * FROM t1;
214 a b
215 45 2
216 INSERT INTO t1 VALUES (45, 1) ON DUPLICATE KEY UPDATE b =
217 IF(VALUES(b) > t1.b, VALUES(b), t1.b);
218 SELECT * FROM t1;
219 a b
220 45 2
221 DROP TABLE t1;
222 CREATE TABLE t1 (i INT PRIMARY KEY, j INT);
223 INSERT INTO t1 SELECT 1, j;
224 ERROR 42S22: Unknown column 'j' in 'field list'
225 DROP TABLE t1;
226 CREATE TABLE t1 (i INT PRIMARY KEY, j INT);
227 CREATE TABLE t2 (a INT, b INT);
228 CREATE TABLE t3 (a INT, c INT);
229 INSERT INTO t1 SELECT 1, a FROM t2 NATURAL JOIN t3
230 ON DUPLICATE KEY UPDATE j= a;
231 DROP TABLE t1,t2,t3;
232 CREATE TABLE t1 (i INT PRIMARY KEY, j INT);
233 CREATE TABLE t2 (a INT);
234 INSERT INTO t1 VALUES (1, 1);
235 INSERT INTO t2 VALUES (1), (3);
236 INSERT INTO t1 SELECT 1, COUNT(*) FROM t2 ON DUPLICATE KEY UPDATE j= a;
237 ERROR 42S22: Unknown column 'a' in 'field list'
238 DROP TABLE t1,t2;
239 SET SQL_MODE = 'TRADITIONAL';
240 CREATE TABLE t1 (a INT PRIMARY KEY, b INT NOT NULL);
241 INSERT INTO t1 (a) VALUES (1);
242 ERROR HY000: Field 'b' doesn't have a default value
243 INSERT INTO t1 (a) VALUES (1) ON DUPLICATE KEY UPDATE a = b;
244 ERROR HY000: Field 'b' doesn't have a default value
245 INSERT INTO t1 (a) VALUES (1) ON DUPLICATE KEY UPDATE b = b;
246 ERROR HY000: Field 'b' doesn't have a default value
247 SELECT * FROM t1;
248 a b
249 DROP TABLE t1;
250 CREATE TABLE t1 (f1 INT AUTO_INCREMENT PRIMARY KEY,
251 f2 VARCHAR(5) NOT NULL UNIQUE);
252 INSERT t1 (f2) VALUES ('test') ON DUPLICATE KEY UPDATE f1 = LAST_INSERT_ID(f1);
253 SELECT LAST_INSERT_ID();
254 LAST_INSERT_ID()
255 1
256 INSERT t1 (f2) VALUES ('test') ON DUPLICATE KEY UPDATE f1 = LAST_INSERT_ID(f1);
257 SELECT LAST_INSERT_ID();
258 LAST_INSERT_ID()
259 1
260 DROP TABLE t1;
261 SET SQL_MODE='NO_AUTO_VALUE_ON_ZERO';
262 CREATE TABLE `t1` (
263 `id` int(11) PRIMARY KEY auto_increment,
264 `f1` varchar(10) NOT NULL UNIQUE
265 );
266 INSERT IGNORE INTO t1 (f1) VALUES ("test1")
267 ON DUPLICATE KEY UPDATE id=LAST_INSERT_ID(id);
268 INSERT IGNORE INTO t1 (f1) VALUES ("test1")
269 ON DUPLICATE KEY UPDATE id=LAST_INSERT_ID(id);
270 SELECT LAST_INSERT_ID();
271 LAST_INSERT_ID()
272 1
273 SELECT * FROM t1;
274 id f1
275 1 test1
276 INSERT IGNORE INTO t1 (f1) VALUES ("test2")
277 ON DUPLICATE KEY UPDATE id=LAST_INSERT_ID(id);
278 SELECT * FROM t1;
279 id f1
280 1 test1
281 2 test2
282 INSERT IGNORE INTO t1 (f1) VALUES ("test2")
283 ON DUPLICATE KEY UPDATE id=LAST_INSERT_ID(id);
284 SELECT LAST_INSERT_ID();
285 LAST_INSERT_ID()
286 2
287 SELECT * FROM t1;
288 id f1
289 1 test1
290 2 test2
291 INSERT IGNORE INTO t1 (f1) VALUES ("test3")
292 ON DUPLICATE KEY UPDATE id=LAST_INSERT_ID(id);
293 SELECT LAST_INSERT_ID();
294 LAST_INSERT_ID()
295 3
296 SELECT * FROM t1;
297 id f1
298 1 test1
299 2 test2
300 3 test3
301 DROP TABLE t1;
302 CREATE TABLE `t1` (
303 `id` int(11) PRIMARY KEY auto_increment,
304 `f1` varchar(10) NOT NULL UNIQUE
305 );
306 INSERT IGNORE INTO t1 (f1) VALUES ("test1")
307 ON DUPLICATE KEY UPDATE id=LAST_INSERT_ID(id);
308 SELECT LAST_INSERT_ID();
309 LAST_INSERT_ID()
310 1
311 SELECT * FROM t1;
312 id f1
313 1 test1
314 INSERT IGNORE INTO t1 (f1) VALUES ("test1"),("test4")
315 ON DUPLICATE KEY UPDATE id=LAST_INSERT_ID(id);
316 SELECT LAST_INSERT_ID();
317 LAST_INSERT_ID()
318 2
319 SELECT * FROM t1;
320 id f1
321 1 test1
322 2 test4
323 DROP TABLE t1;
324 CREATE TABLE `t1` (
325 `id` int(11) PRIMARY KEY auto_increment,
326 `f1` varchar(10) NOT NULL UNIQUE,
327 tim1 timestamp default '2003-01-01 00:00:00' on update current_timestamp
328 );
329 INSERT INTO t1 (f1) VALUES ("test1");
330 SELECT id, f1 FROM t1;
331 id f1
332 1 test1
333 REPLACE INTO t1 VALUES (0,"test1",null);
334 SELECT id, f1 FROM t1;
335 id f1
336 0 test1
337 DROP TABLE t1;
338 SET SQL_MODE='';
339 CREATE TABLE t1 (
340 id INT AUTO_INCREMENT PRIMARY KEY,
341 c1 CHAR(1) UNIQUE KEY,
342 cnt INT DEFAULT 1
343 );
344 INSERT INTO t1 (c1) VALUES ('A'), ('B'), ('C');
345 SELECT * FROM t1;
346 id c1 cnt
347 1 A 1
348 2 B 1
349 3 C 1
350 INSERT INTO t1 (c1) VALUES ('A'), ('X'), ('Y'), ('Z')
351 ON DUPLICATE KEY UPDATE cnt=cnt+1;
352 SELECT * FROM t1;
353 id c1 cnt
354 1 A 2
355 2 B 1
356 3 C 1
357 4 X 1
358 5 Y 1
359 6 Z 1
360 DROP TABLE t1;
361 CREATE TABLE t1 (
362 id INT AUTO_INCREMENT PRIMARY KEY,
363 c1 INT NOT NULL,
364 cnt INT DEFAULT 1
365 );
366 INSERT INTO t1 (id,c1) VALUES (1,10);
367 SELECT * FROM t1;
368 id c1 cnt
369 1 10 1
370 CREATE TABLE t2 (id INT, c1 INT);
371 INSERT INTO t2 VALUES (1,NULL), (2,2);
372 INSERT INTO t1 (id,c1) SELECT 1,NULL
373 ON DUPLICATE KEY UPDATE c1=NULL;
374 ERROR 23000: Column 'c1' cannot be null
375 SELECT * FROM t1;
376 id c1 cnt
377 1 10 1
378 INSERT IGNORE INTO t1 (id,c1) SELECT 1,NULL
379 ON DUPLICATE KEY UPDATE c1=NULL, cnt=cnt+1;
380 Warnings:
381 Warning 1048 Column 'c1' cannot be null
382 Error 1048 Column 'c1' cannot be null
383 SELECT * FROM t1;
384 id c1 cnt
385 1 0 2
386 INSERT IGNORE INTO t1 (id,c1) SELECT * FROM t2
387 ON DUPLICATE KEY UPDATE c1=NULL, cnt=cnt+1;
388 Warnings:
389 Warning 1048 Column 'c1' cannot be null
390 Error 1048 Column 'c1' cannot be null
391 SELECT * FROM t1;
392 id c1 cnt
393 1 0 3
394 2 2 1
395 DROP TABLE t1;
396 DROP TABLE t2;
397 create table t1(f1 int primary key,
398 f2 timestamp NOT NULL default CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP);
399 insert into t1(f1) values(1);
400 select @stamp1:=f2 from t1;
401 @stamp1:=f2
402 #
403 insert into t1(f1) values(1) on duplicate key update f1=1;
404 select @stamp2:=f2 from t1;
405 @stamp2:=f2
406 #
407 select if( @stamp1 = @stamp2, "correct", "wrong");
408 if( @stamp1 = @stamp2, "correct", "wrong")
409 correct
410 drop table t1;