1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
|
Parsed test spec with 2 sessions
starting permutation: s1 update1 s2 update2 c1 check2 c2 mv
step s1: SELECT;
step update1: UPDATE a SET j = 11 WHERE i = 1;
step s2: SELECT;
step update2: UPDATE b SET j = 111 WHERE i = 1;
ERROR: could not obtain lock on materialized view "mv" during incremental maintenance
step c1: COMMIT;
step check2: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c2: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
11|11|100
(1 row)
check_mv
--------
ok
(1 row)
starting permutation: s1 update1 s2 c1 update2 check2 c2 mv
step s1: SELECT;
step update1: UPDATE a SET j = 11 WHERE i = 1;
step s2: SELECT;
step c1: COMMIT;
step update2: UPDATE b SET j = 111 WHERE i = 1;
ERROR: the materialized view is incrementally updated in concurrent transaction
step check2: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c2: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
11|11|100
(1 row)
check_mv
--------
ok
(1 row)
starting permutation: s1 s2 update1 update2 c1 check2 c2 mv
step s1: SELECT;
step s2: SELECT;
step update1: UPDATE a SET j = 11 WHERE i = 1;
step update2: UPDATE b SET j = 111 WHERE i = 1;
ERROR: could not obtain lock on materialized view "mv" during incremental maintenance
step c1: COMMIT;
step check2: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c2: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
11|11|100
(1 row)
check_mv
--------
ok
(1 row)
starting permutation: s1 s2 update2 update1 c2 check1 c1 mv
step s1: SELECT;
step s2: SELECT;
step update2: UPDATE b SET j = 111 WHERE i = 1;
step update1: UPDATE a SET j = 11 WHERE i = 1;
ERROR: could not obtain lock on materialized view "mv" during incremental maintenance
step c2: COMMIT;
step check1: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c1: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
10|10|111
(1 row)
check_mv
--------
ok
(1 row)
starting permutation: s1 s2 update1 c1 update2 check2 c2 mv
step s1: SELECT;
step s2: SELECT;
step update1: UPDATE a SET j = 11 WHERE i = 1;
step c1: COMMIT;
step update2: UPDATE b SET j = 111 WHERE i = 1;
ERROR: the materialized view is incrementally updated in concurrent transaction
step check2: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c2: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
11|11|100
(1 row)
check_mv
--------
ok
(1 row)
starting permutation: s2 update2 s1 update1 c2 check1 c1 mv
step s2: SELECT;
step update2: UPDATE b SET j = 111 WHERE i = 1;
step s1: SELECT;
step update1: UPDATE a SET j = 11 WHERE i = 1;
ERROR: could not obtain lock on materialized view "mv" during incremental maintenance
step c2: COMMIT;
step check1: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c1: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
10|10|111
(1 row)
check_mv
--------
ok
(1 row)
starting permutation: s2 update2 s1 c2 update1 check1 c1 mv
step s2: SELECT;
step update2: UPDATE b SET j = 111 WHERE i = 1;
step s1: SELECT;
step c2: COMMIT;
step update1: UPDATE a SET j = 11 WHERE i = 1;
ERROR: the materialized view is incrementally updated in concurrent transaction
step check1: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c1: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
10|10|111
(1 row)
check_mv
--------
ok
(1 row)
starting permutation: s2 s1 update2 c2 update1 check1 c1 mv
step s2: SELECT;
step s1: SELECT;
step update2: UPDATE b SET j = 111 WHERE i = 1;
step c2: COMMIT;
step update1: UPDATE a SET j = 11 WHERE i = 1;
ERROR: the materialized view is incrementally updated in concurrent transaction
step check1: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c1: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
10|10|111
(1 row)
check_mv
--------
ok
(1 row)
starting permutation: s1 insert1 s2 insert2 c1 check2 c2 mv
step s1: SELECT;
step insert1: INSERT INTO a VALUES (2,20); INSERT INTO b VALUES (2,200);
step s2: SELECT;
step insert2: INSERT INTO a VALUES (1,11), (2,21); INSERT INTO b VALUES (2,201);
ERROR: could not obtain lock on materialized view "mv" during incremental maintenance
step c1: COMMIT;
step check2: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c2: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
10|10|100
20|20|200
(2 rows)
check_mv
--------
ok
(1 row)
starting permutation: s1 insert1 s2 c1 insert2 check2 c2 mv
step s1: SELECT;
step insert1: INSERT INTO a VALUES (2,20); INSERT INTO b VALUES (2,200);
step s2: SELECT;
step c1: COMMIT;
step insert2: INSERT INTO a VALUES (1,11), (2,21); INSERT INTO b VALUES (2,201);
ERROR: the materialized view is incrementally updated in concurrent transaction
step check2: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c2: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
10|10|100
20|20|200
(2 rows)
check_mv
--------
ok
(1 row)
starting permutation: s1 s2 insert1 insert2 c1 check2 c2 mv
step s1: SELECT;
step s2: SELECT;
step insert1: INSERT INTO a VALUES (2,20); INSERT INTO b VALUES (2,200);
step insert2: INSERT INTO a VALUES (1,11), (2,21); INSERT INTO b VALUES (2,201);
ERROR: could not obtain lock on materialized view "mv" during incremental maintenance
step c1: COMMIT;
step check2: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c2: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
10|10|100
20|20|200
(2 rows)
check_mv
--------
ok
(1 row)
starting permutation: s1 s2 insert2 insert1 c2 check1 c1 mv
step s1: SELECT;
step s2: SELECT;
step insert2: INSERT INTO a VALUES (1,11), (2,21); INSERT INTO b VALUES (2,201);
step insert1: INSERT INTO a VALUES (2,20); INSERT INTO b VALUES (2,200);
ERROR: could not obtain lock on materialized view "mv" during incremental maintenance
step c2: COMMIT;
step check1: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c1: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
10|10|100
10|11|100
11|10|100
11|11|100
21|21|201
(5 rows)
check_mv
--------
ok
(1 row)
starting permutation: s1 s2 insert1 c1 insert2 check2 c2 mv
step s1: SELECT;
step s2: SELECT;
step insert1: INSERT INTO a VALUES (2,20); INSERT INTO b VALUES (2,200);
step c1: COMMIT;
step insert2: INSERT INTO a VALUES (1,11), (2,21); INSERT INTO b VALUES (2,201);
ERROR: the materialized view is incrementally updated in concurrent transaction
step check2: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c2: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
10|10|100
20|20|200
(2 rows)
check_mv
--------
ok
(1 row)
starting permutation: s2 insert2 s1 insert1 c2 check1 c1 mv
step s2: SELECT;
step insert2: INSERT INTO a VALUES (1,11), (2,21); INSERT INTO b VALUES (2,201);
step s1: SELECT;
step insert1: INSERT INTO a VALUES (2,20); INSERT INTO b VALUES (2,200);
ERROR: could not obtain lock on materialized view "mv" during incremental maintenance
step c2: COMMIT;
step check1: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c1: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
10|10|100
10|11|100
11|10|100
11|11|100
21|21|201
(5 rows)
check_mv
--------
ok
(1 row)
starting permutation: s2 insert2 s1 c2 insert1 check1 c1 mv
step s2: SELECT;
step insert2: INSERT INTO a VALUES (1,11), (2,21); INSERT INTO b VALUES (2,201);
step s1: SELECT;
step c2: COMMIT;
step insert1: INSERT INTO a VALUES (2,20); INSERT INTO b VALUES (2,200);
ERROR: the materialized view is incrementally updated in concurrent transaction
step check1: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c1: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
10|10|100
10|11|100
11|10|100
11|11|100
21|21|201
(5 rows)
check_mv
--------
ok
(1 row)
starting permutation: s2 s1 insert2 c2 insert1 check1 c1 mv
step s2: SELECT;
step s1: SELECT;
step insert2: INSERT INTO a VALUES (1,11), (2,21); INSERT INTO b VALUES (2,201);
step c2: COMMIT;
step insert1: INSERT INTO a VALUES (2,20); INSERT INTO b VALUES (2,200);
ERROR: the materialized view is incrementally updated in concurrent transaction
step check1: SELECT check_mv();
ERROR: current transaction is aborted, commands ignored until end of transaction block
step c1: COMMIT;
step mv: SELECT * FROM mv ORDER BY 1,2,3; SELECT check_mv();
x| y| z
--+--+---
10|10|100
10|11|100
11|10|100
11|11|100
21|21|201
(5 rows)
check_mv
--------
ok
(1 row)
|
