|
1
by brian
clean slate |
1 |
SET SESSION STORAGE_ENGINE = InnoDB; |
2 |
drop table if exists t1; |
|
3 |
create table t1(eta int(11) not null, tipo int(11), c varchar(255)); |
|
4 |
SET SESSION STORAGE_ENGINE = InnoDB; |
|
5 |
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"); |
|
6 |
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb"); |
|
7 |
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc"); |
|
8 |
insert into t1 values (20,2,"ddddddddddddddddddddddddddddddddddddddddddd"); |
|
9 |
insert into t1 values (30,1,"eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee"); |
|
10 |
insert into t1 values (40,2,"fffffffffffffffffffffffffffffffffffffffffff"); |
|
11 |
insert into t1 values (50,1,"ggggggggggggggggggggggggggggggggggggggggggg"); |
|
12 |
insert into t1 values (60,2,"hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh"); |
|
13 |
insert into t1 values (70,1,"iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii"); |
|
14 |
insert into t1 values (80,22,"jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj"); |
|
15 |
insert into t1 values (90,11,"kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk"); |
|
16 |
select get_lock("hello",1); |
|
17 |
get_lock("hello",1) |
|
18 |
1
|
|
19 |
begin; |
|
20 |
update t1 set eta=1+get_lock("hello",1)*0 where tipo=11; |
|
21 |
begin; |
|
22 |
update t1 set eta=2 where tipo=22; |
|
23 |
select release_lock("hello"); |
|
24 |
release_lock("hello") |
|
25 |
1
|
|
26 |
select * from t1; |
|
27 |
eta tipo c |
|
28 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
29 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
30 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
31 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
32 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
33 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
34 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
35 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
36 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
37 |
2 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
38 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
39 |
select * from t1; |
|
40 |
eta tipo c |
|
41 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
42 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
43 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
44 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
45 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
46 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
47 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
48 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
49 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
50 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
51 |
1 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
52 |
commit; |
|
53 |
select * from t1; |
|
54 |
eta tipo c |
|
55 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
56 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
57 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
58 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
59 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
60 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
61 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
62 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
63 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
64 |
2 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
65 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
66 |
commit; |
|
67 |
select * from t1; |
|
68 |
eta tipo c |
|
69 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
70 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
71 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
72 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
73 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
74 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
75 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
76 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
77 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
78 |
2 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
79 |
1 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
80 |
select * from t1; |
|
81 |
eta tipo c |
|
82 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
83 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
84 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
85 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
86 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
87 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
88 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
89 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
90 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
91 |
2 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
92 |
1 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
93 |
select * from t1; |
|
94 |
eta tipo c |
|
95 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
96 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
97 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
98 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
99 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
100 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
101 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
102 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
103 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
104 |
2 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
105 |
1 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
106 |
drop table t1; |
|
107 |
create table t1(eta int(11) not null, tipo int(11), c varchar(255)); |
|
108 |
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"); |
|
109 |
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb"); |
|
110 |
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc"); |
|
111 |
insert into t1 values (20,2,"ddddddddddddddddddddddddddddddddddddddddddd"); |
|
112 |
insert into t1 values (30,1,"eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee"); |
|
113 |
insert into t1 values (40,2,"fffffffffffffffffffffffffffffffffffffffffff"); |
|
114 |
insert into t1 values (50,1,"ggggggggggggggggggggggggggggggggggggggggggg"); |
|
115 |
insert into t1 values (60,2,"hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh"); |
|
116 |
insert into t1 values (70,1,"iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii"); |
|
117 |
insert into t1 values (80,22,"jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj"); |
|
118 |
insert into t1 values (90,11,"kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk"); |
|
119 |
select get_lock("hello",10); |
|
120 |
get_lock("hello",10) |
|
121 |
0
|
|
122 |
begin; |
|
123 |
update t1 set eta=1+get_lock("hello",10)*0 where tipo=1; |
|
124 |
begin; |
|
125 |
update t1 set tipo=1 where tipo=2; |
|
126 |
select release_lock("hello"); |
|
127 |
release_lock("hello") |
|
128 |
0
|
|
129 |
select * from t1; |
|
130 |
eta tipo c |
|
131 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
132 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
133 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
134 |
20 1 ddddddddddddddddddddddddddddddddddddddddddd |
|
135 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
136 |
40 1 fffffffffffffffffffffffffffffffffffffffffff |
|
137 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
138 |
60 1 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
139 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
140 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
141 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
142 |
select * from t1; |
|
143 |
eta tipo c |
|
144 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
145 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
146 |
1 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
147 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
148 |
1 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
149 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
150 |
1 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
151 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
152 |
1 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
153 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
154 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
155 |
commit; |
|
156 |
select * from t1; |
|
157 |
eta tipo c |
|
158 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
159 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
160 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
161 |
20 1 ddddddddddddddddddddddddddddddddddddddddddd |
|
162 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
163 |
40 1 fffffffffffffffffffffffffffffffffffffffffff |
|
164 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
165 |
60 1 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
166 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
167 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
168 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
169 |
commit; |
|
170 |
select * from t1; |
|
171 |
eta tipo c |
|
172 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
173 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
174 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
175 |
20 1 ddddddddddddddddddddddddddddddddddddddddddd |
|
176 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
177 |
40 1 fffffffffffffffffffffffffffffffffffffffffff |
|
178 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
179 |
60 1 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
180 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
181 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
182 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
183 |
select * from t1; |
|
184 |
eta tipo c |
|
185 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
186 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
187 |
1 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
188 |
20 1 ddddddddddddddddddddddddddddddddddddddddddd |
|
189 |
1 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
190 |
40 1 fffffffffffffffffffffffffffffffffffffffffff |
|
191 |
1 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
192 |
60 1 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
193 |
1 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
194 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
195 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
196 |
select * from t1; |
|
197 |
eta tipo c |
|
198 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
199 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
200 |
1 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
201 |
20 1 ddddddddddddddddddddddddddddddddddddddddddd |
|
202 |
1 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
203 |
40 1 fffffffffffffffffffffffffffffffffffffffffff |
|
204 |
1 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
205 |
60 1 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
206 |
1 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
207 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
208 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
209 |
drop table t1; |
|
210 |
create table t1 (a int not null, b int not null); |
|
211 |
insert into t1 values (1,1),(2,1),(3,1),(4,1); |
|
212 |
select get_lock("hello2",1000); |
|
213 |
get_lock("hello2",1000) |
|
214 |
1
|
|
215 |
begin; |
|
216 |
update t1 set b=10+get_lock(concat("hello",a),1000)*0 where |
|
217 |
a=2; |
|
218 |
insert into t1 values (1,1); |
|
219 |
select release_lock("hello2"); |
|
220 |
release_lock("hello2") |
|
221 |
1
|
|
222 |
select * from t1; |
|
223 |
a b |
|
224 |
1 1 |
|
225 |
2 1 |
|
226 |
3 1 |
|
227 |
4 1 |
|
228 |
1 1 |
|
229 |
select * from t1; |
|
230 |
a b |
|
231 |
1 1 |
|
232 |
2 10 |
|
233 |
3 1 |
|
234 |
4 1 |
|
235 |
1 1 |
|
236 |
commit; |
|
237 |
drop table t1; |
|
238 |
create table t1(eta int(11) not null, tipo int(11), c varchar(255)); |
|
239 |
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"); |
|
240 |
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb"); |
|
241 |
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc"); |
|
242 |
insert into t1 values (20,2,"ddddddddddddddddddddddddddddddddddddddddddd"); |
|
243 |
insert into t1 values (30,1,"eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee"); |
|
244 |
insert into t1 values (40,2,"fffffffffffffffffffffffffffffffffffffffffff"); |
|
245 |
insert into t1 values (50,1,"ggggggggggggggggggggggggggggggggggggggggggg"); |
|
246 |
insert into t1 values (60,2,"hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh"); |
|
247 |
insert into t1 values (70,1,"iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii"); |
|
248 |
insert into t1 values (80,22,"jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj"); |
|
249 |
insert into t1 values (90,11,"kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk"); |
|
250 |
select get_lock("hello",10); |
|
251 |
get_lock("hello",10) |
|
252 |
1
|
|
253 |
begin; |
|
254 |
select * from t1 where tipo=2 FOR UPDATE; |
|
255 |
begin; |
|
256 |
select release_lock("hello"); |
|
257 |
release_lock("hello") |
|
258 |
1
|
|
259 |
update t1 set tipo=1+get_lock("hello",10)*0 where tipo=2; |
|
260 |
ERROR HY000: Lock wait timeout exceeded; try restarting transaction |
|
261 |
select * from t1; |
|
262 |
eta tipo c |
|
263 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
264 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
265 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
266 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
267 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
268 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
269 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
270 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
271 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
272 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
273 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
274 |
eta tipo c |
|
275 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
276 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
277 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
278 |
select * from t1; |
|
279 |
eta tipo c |
|
280 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
281 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
282 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
283 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
284 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
285 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
286 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
287 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
288 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
289 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
290 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
291 |
commit; |
|
292 |
commit; |
|
293 |
select * from t1; |
|
294 |
eta tipo c |
|
295 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
296 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
297 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
298 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
299 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
300 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
301 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
302 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
303 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
304 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
305 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
306 |
select * from t1; |
|
307 |
eta tipo c |
|
308 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
309 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
310 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
311 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
312 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
313 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
314 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
315 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
316 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
317 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
318 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
319 |
drop table t1; |
|
320 |
create table t1(eta int(11) not null, tipo int(11), c varchar(255)); |
|
321 |
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"); |
|
322 |
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb"); |
|
323 |
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc"); |
|
324 |
insert into t1 values (20,2,"ddddddddddddddddddddddddddddddddddddddddddd"); |
|
325 |
insert into t1 values (30,1,"eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee"); |
|
326 |
insert into t1 values (40,2,"fffffffffffffffffffffffffffffffffffffffffff"); |
|
327 |
insert into t1 values (50,1,"ggggggggggggggggggggggggggggggggggggggggggg"); |
|
328 |
insert into t1 values (60,2,"hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh"); |
|
329 |
insert into t1 values (70,1,"iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii"); |
|
330 |
insert into t1 values (80,22,"jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj"); |
|
331 |
insert into t1 values (90,11,"kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk"); |
|
332 |
select get_lock("hello",10); |
|
333 |
get_lock("hello",10) |
|
334 |
1
|
|
335 |
begin; |
|
336 |
select * from t1 where tipo=2 FOR UPDATE; |
|
337 |
begin; |
|
338 |
select release_lock("hello"); |
|
339 |
release_lock("hello") |
|
340 |
1
|
|
341 |
update t1 set tipo=11+get_lock("hello",10)*0 where tipo=22; |
|
342 |
ERROR HY000: Lock wait timeout exceeded; try restarting transaction |
|
343 |
select * from t1; |
|
344 |
eta tipo c |
|
345 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
346 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
347 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
348 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
349 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
350 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
351 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
352 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
353 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
354 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
355 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
356 |
eta tipo c |
|
357 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
358 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
359 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
360 |
select * from t1; |
|
361 |
eta tipo c |
|
362 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
363 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
364 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
365 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
366 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
367 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
368 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
369 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
370 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
371 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
372 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
373 |
commit; |
|
374 |
commit; |
|
375 |
select * from t1; |
|
376 |
eta tipo c |
|
377 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
378 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
379 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
380 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
381 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
382 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
383 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
384 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
385 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
386 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
387 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
388 |
select * from t1; |
|
389 |
eta tipo c |
|
390 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
391 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
392 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
393 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
394 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
395 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
396 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
397 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
398 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
399 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
400 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
401 |
drop table t1; |
|
402 |
create table t1(eta int(11) not null, tipo int(11), c varchar(255)); |
|
403 |
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"); |
|
404 |
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb"); |
|
405 |
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc"); |
|
406 |
insert into t1 values (20,2,"ddddddddddddddddddddddddddddddddddddddddddd"); |
|
407 |
insert into t1 values (30,1,"eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee"); |
|
408 |
insert into t1 values (40,2,"fffffffffffffffffffffffffffffffffffffffffff"); |
|
409 |
insert into t1 values (50,1,"ggggggggggggggggggggggggggggggggggggggggggg"); |
|
410 |
insert into t1 values (60,2,"hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh"); |
|
411 |
insert into t1 values (70,1,"iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii"); |
|
412 |
insert into t1 values (80,22,"jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj"); |
|
413 |
insert into t1 values (90,11,"kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk"); |
|
414 |
select get_lock("hello",10); |
|
415 |
get_lock("hello",10) |
|
416 |
1
|
|
417 |
begin; |
|
418 |
select * from t1 where tipo=2 FOR UPDATE; |
|
419 |
begin; |
|
420 |
select release_lock("hello"); |
|
421 |
release_lock("hello") |
|
422 |
1
|
|
423 |
select * from t1 where tipo=1 FOR UPDATE; |
|
424 |
ERROR HY000: Lock wait timeout exceeded; try restarting transaction |
|
425 |
eta tipo c |
|
426 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
427 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
428 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
429 |
select * from t1; |
|
430 |
eta tipo c |
|
431 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
432 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
433 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
434 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
435 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
436 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
437 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
438 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
439 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
440 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
441 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
442 |
commit; |
|
443 |
commit; |
|
444 |
select * from t1; |
|
445 |
eta tipo c |
|
446 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
447 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
448 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
449 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
450 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
451 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
452 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
453 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
454 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
455 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
456 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
457 |
select * from t1; |
|
458 |
eta tipo c |
|
459 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
460 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
461 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
462 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
463 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
464 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
465 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
466 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
467 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
468 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
469 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
470 |
drop table t1; |
|
471 |
create table t1(eta int(11) not null, tipo int(11), c varchar(255)); |
|
472 |
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"); |
|
473 |
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb"); |
|
474 |
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc"); |
|
475 |
insert into t1 values (20,2,"ddddddddddddddddddddddddddddddddddddddddddd"); |
|
476 |
insert into t1 values (30,1,"eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee"); |
|
477 |
insert into t1 values (40,2,"fffffffffffffffffffffffffffffffffffffffffff"); |
|
478 |
insert into t1 values (50,1,"ggggggggggggggggggggggggggggggggggggggggggg"); |
|
479 |
insert into t1 values (60,2,"hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh"); |
|
480 |
insert into t1 values (70,1,"iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii"); |
|
481 |
insert into t1 values (80,22,"jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj"); |
|
482 |
insert into t1 values (90,11,"kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk"); |
|
483 |
select get_lock("hello",10); |
|
484 |
get_lock("hello",10) |
|
485 |
1
|
|
486 |
begin; |
|
487 |
delete from t1 where tipo=2; |
|
488 |
begin; |
|
489 |
select release_lock("hello"); |
|
490 |
release_lock("hello") |
|
491 |
1
|
|
492 |
update t1 set tipo=1+get_lock("hello",10)*0 where tipo=2; |
|
493 |
ERROR HY000: Lock wait timeout exceeded; try restarting transaction |
|
494 |
select * from t1; |
|
495 |
eta tipo c |
|
496 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
497 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
498 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
499 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
500 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
501 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
502 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
503 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
504 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
505 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
506 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
507 |
select * from t1; |
|
508 |
eta tipo c |
|
509 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
510 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
511 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
512 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
513 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
514 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
515 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
516 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
517 |
commit; |
|
518 |
commit; |
|
519 |
select * from t1; |
|
520 |
eta tipo c |
|
521 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
522 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
523 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
524 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
525 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
526 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
527 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
528 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
529 |
select * from t1; |
|
530 |
eta tipo c |
|
531 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
532 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
533 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
534 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
535 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
536 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
537 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
538 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
539 |
drop table t1; |
|
540 |
create table t1(eta int(11) not null, tipo int(11), c varchar(255)); |
|
541 |
insert into t1 values (7,7, "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"); |
|
542 |
insert into t1 values (8,8, "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb"); |
|
543 |
insert into t1 values (10,1,"ccccccccccccccccccccccccccccccccccccccccccc"); |
|
544 |
insert into t1 values (20,2,"ddddddddddddddddddddddddddddddddddddddddddd"); |
|
545 |
insert into t1 values (30,1,"eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee"); |
|
546 |
insert into t1 values (40,2,"fffffffffffffffffffffffffffffffffffffffffff"); |
|
547 |
insert into t1 values (50,1,"ggggggggggggggggggggggggggggggggggggggggggg"); |
|
548 |
insert into t1 values (60,2,"hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh"); |
|
549 |
insert into t1 values (70,1,"iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii"); |
|
550 |
insert into t1 values (80,22,"jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj"); |
|
551 |
insert into t1 values (90,11,"kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk"); |
|
552 |
select get_lock("hello",10); |
|
553 |
get_lock("hello",10) |
|
554 |
1
|
|
555 |
begin; |
|
556 |
delete from t1 where tipo=2; |
|
557 |
begin; |
|
558 |
select release_lock("hello"); |
|
559 |
release_lock("hello") |
|
560 |
1
|
|
561 |
update t1 set tipo=1+get_lock("hello",10)*0 where tipo=22; |
|
562 |
select * from t1; |
|
563 |
eta tipo c |
|
564 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
565 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
566 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
567 |
20 2 ddddddddddddddddddddddddddddddddddddddddddd |
|
568 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
569 |
40 2 fffffffffffffffffffffffffffffffffffffffffff |
|
570 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
571 |
60 2 hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh |
|
572 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
573 |
80 1 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
574 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
575 |
select * from t1; |
|
576 |
eta tipo c |
|
577 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
578 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
579 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
580 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
581 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
582 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
583 |
80 22 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
584 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
585 |
commit; |
|
586 |
commit; |
|
587 |
select * from t1; |
|
588 |
eta tipo c |
|
589 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
590 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
591 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
592 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
593 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
594 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
595 |
80 1 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
596 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
597 |
select * from t1; |
|
598 |
eta tipo c |
|
599 |
7 7 aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
|
600 |
8 8 bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
|
601 |
10 1 ccccccccccccccccccccccccccccccccccccccccccc |
|
602 |
30 1 eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee |
|
603 |
50 1 ggggggggggggggggggggggggggggggggggggggggggg |
|
604 |
70 1 iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii |
|
605 |
80 1 jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj |
|
606 |
90 11 kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk |
|
607 |
drop table t1; |