| blob | 9529602b4cf1bd135e63d77488865fb688cff84e |
1 #
2 # 2001 September 15
3 #
4 # The author disclaims copyright to this source code. In place of
5 # a legal notice, here is a blessing:
6 #
7 # May you do good and not evil.
8 # May you find forgiveness for yourself and forgive others.
9 # May you share freely, never taking more than you give.
10 #
11 #***********************************************************************
12 # This file implements regression tests for SQLite library. The
13 # focus of this file is testing the UPDATE statement.
14 #
15 # $Id: update.test,v 1.15 2004/02/10 13:41:53 drh Exp $
17 set testdir [file dirname $argv0]
18 source $testdir/tester.tcl
20 # Try to update an non-existent table
21 #
22 do_test update-1.1 {
23 set v [catch {execsql {UPDATE test1 SET f2=5 WHERE f1<1}} msg]
24 lappend v $msg
25 } {1 {no such table: test1}}
27 # Try to update a read-only table
28 #
29 do_test update-2.1 {
30 set v [catch \
31 {execsql {UPDATE sqlite_master SET name='xyz' WHERE name='123'}} msg]
32 lappend v $msg
33 } {1 {table sqlite_master may not be modified}}
35 # Create a table to work with
36 #
37 do_test update-3.1 {
38 execsql {CREATE TABLE test1(f1 int,f2 int)}
39 for {set i 1} {$i<=10} {incr i} {
40 set sql "INSERT INTO test1 VALUES($i,[expr {int(pow(2,$i))}])"
41 execsql $sql
42 }
43 execsql {SELECT * FROM test1 ORDER BY f1}
44 } {1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024}
46 # Unknown column name in an expression
47 #
48 do_test update-3.2 {
49 set v [catch {execsql {UPDATE test1 SET f1=f3*2 WHERE f2==32}} msg]
50 lappend v $msg
51 } {1 {no such column: f3}}
52 do_test update-3.3 {
53 set v [catch {execsql {UPDATE test1 SET f1=test2.f1*2 WHERE f2==32}} msg]
54 lappend v $msg
55 } {1 {no such column: test2.f1}}
56 do_test update-3.4 {
57 set v [catch {execsql {UPDATE test1 SET f3=f1*2 WHERE f2==32}} msg]
58 lappend v $msg
59 } {1 {no such column: f3}}
61 # Actually do some updates
62 #
63 do_test update-3.5 {
64 execsql {UPDATE test1 SET f2=f2*3}
65 } {}
66 do_test update-3.6 {
67 execsql {SELECT * FROM test1 ORDER BY f1}
68 } {1 6 2 12 3 24 4 48 5 96 6 192 7 384 8 768 9 1536 10 3072}
69 do_test update-3.7 {
70 execsql {PRAGMA count_changes=on}
71 execsql {UPDATE test1 SET f2=f2/3 WHERE f1<=5}
72 } {5}
73 do_test update-3.8 {
74 execsql {SELECT * FROM test1 ORDER BY f1}
75 } {1 2 2 4 3 8 4 16 5 32 6 192 7 384 8 768 9 1536 10 3072}
76 do_test update-3.9 {
77 execsql {UPDATE test1 SET f2=f2/3 WHERE f1>5}
78 } {5}
79 do_test update-3.10 {
80 execsql {SELECT * FROM test1 ORDER BY f1}
81 } {1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024}
83 # Swap the values of f1 and f2 for all elements
84 #
85 do_test update-3.11 {
86 execsql {UPDATE test1 SET F2=f1, F1=f2}
87 } {10}
88 do_test update-3.12 {
89 execsql {SELECT * FROM test1 ORDER BY F1}
90 } {2 1 4 2 8 3 16 4 32 5 64 6 128 7 256 8 512 9 1024 10}
91 do_test update-3.13 {
92 execsql {PRAGMA count_changes=off}
93 execsql {UPDATE test1 SET F2=f1, F1=f2}
94 } {}
95 do_test update-3.14 {
96 execsql {SELECT * FROM test1 ORDER BY F1}
97 } {1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024}
99 # Create duplicate entries and make sure updating still
100 # works.
101 #
102 do_test update-4.0 {
103 execsql {
104 DELETE FROM test1 WHERE f1<=5;
105 INSERT INTO test1(f1,f2) VALUES(8,88);
106 INSERT INTO test1(f1,f2) VALUES(8,888);
107 INSERT INTO test1(f1,f2) VALUES(77,128);
108 INSERT INTO test1(f1,f2) VALUES(777,128);
109 }
110 execsql {SELECT * FROM test1 ORDER BY f1,f2}
111 } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}
112 do_test update-4.1 {
113 execsql {UPDATE test1 SET f2=f2+1 WHERE f1==8}
114 execsql {SELECT * FROM test1 ORDER BY f1,f2}
115 } {6 64 7 128 8 89 8 257 8 889 9 512 10 1024 77 128 777 128}
116 do_test update-4.2 {
117 execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2>800}
118 execsql {SELECT * FROM test1 ORDER BY f1,f2}
119 } {6 64 7 128 8 89 8 257 8 888 9 512 10 1024 77 128 777 128}
120 do_test update-4.3 {
121 execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2<800}
122 execsql {SELECT * FROM test1 ORDER BY f1,f2}
123 } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}
124 do_test update-4.4 {
125 execsql {UPDATE test1 SET f1=f1+1 WHERE f2==128}
126 execsql {SELECT * FROM test1 ORDER BY f1,f2}
127 } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 778 128}
128 do_test update-4.5 {
129 execsql {UPDATE test1 SET f1=f1-1 WHERE f1>100 and f2==128}
130 execsql {SELECT * FROM test1 ORDER BY f1,f2}
131 } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 777 128}
132 do_test update-4.6 {
133 execsql {
134 PRAGMA count_changes=on;
135 UPDATE test1 SET f1=f1-1 WHERE f1<=100 and f2==128;
136 }
137 } {2}
138 do_test update-4.7 {
139 execsql {
140 PRAGMA count_changes=off;
141 SELECT * FROM test1 ORDER BY f1,f2
142 }
143 } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}
145 # Repeat the previous sequence of tests with an index.
146 #
147 do_test update-5.0 {
148 execsql {CREATE INDEX idx1 ON test1(f1)}
149 execsql {SELECT * FROM test1 ORDER BY f1,f2}
150 } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}
151 do_test update-5.1 {
152 execsql {UPDATE test1 SET f2=f2+1 WHERE f1==8}
153 execsql {SELECT * FROM test1 ORDER BY f1,f2}
154 } {6 64 7 128 8 89 8 257 8 889 9 512 10 1024 77 128 777 128}
155 do_test update-5.2 {
156 execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2>800}
157 execsql {SELECT * FROM test1 ORDER BY f1,f2}
158 } {6 64 7 128 8 89 8 257 8 888 9 512 10 1024 77 128 777 128}
159 do_test update-5.3 {
160 execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2<800}
161 execsql {SELECT * FROM test1 ORDER BY f1,f2}
162 } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}
163 do_test update-5.4 {
164 execsql {UPDATE test1 SET f1=f1+1 WHERE f2==128}
165 execsql {SELECT * FROM test1 ORDER BY f1,f2}
166 } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 778 128}
167 do_test update-5.4.1 {
168 execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2}
169 } {78 128}
170 do_test update-5.4.2 {
171 execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}
172 } {778 128}
173 do_test update-5.4.3 {
174 execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}
175 } {8 88 8 128 8 256 8 888}
176 do_test update-5.5 {
177 execsql {UPDATE test1 SET f1=f1-1 WHERE f1>100 and f2==128}
178 } {}
179 do_test update-5.5.1 {
180 execsql {SELECT * FROM test1 ORDER BY f1,f2}
181 } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 777 128}
182 do_test update-5.5.2 {
183 execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2}
184 } {78 128}
185 do_test update-5.5.3 {
186 execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}
187 } {}
188 do_test update-5.5.4 {
189 execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2}
190 } {777 128}
191 do_test update-5.5.5 {
192 execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}
193 } {8 88 8 128 8 256 8 888}
194 do_test update-5.6 {
195 execsql {
196 PRAGMA count_changes=on;
197 UPDATE test1 SET f1=f1-1 WHERE f1<=100 and f2==128;
198 }
199 } {2}
200 do_test update-5.6.1 {
201 execsql {
202 PRAGMA count_changes=off;
203 SELECT * FROM test1 ORDER BY f1,f2
204 }
205 } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}
206 do_test update-5.6.2 {
207 execsql {SELECT * FROM test1 WHERE f1==77 ORDER BY f1,f2}
208 } {77 128}
209 do_test update-5.6.3 {
210 execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}
211 } {}
212 do_test update-5.6.4 {
213 execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2}
214 } {777 128}
215 do_test update-5.6.5 {
216 execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}
217 } {8 88 8 256 8 888}
219 # Repeat the previous sequence of tests with a different index.
220 #
221 execsql {PRAGMA synchronous=FULL}
222 do_test update-6.0 {
223 execsql {DROP INDEX idx1}
224 execsql {CREATE INDEX idx1 ON test1(f2)}
225 execsql {SELECT * FROM test1 ORDER BY f1,f2}
226 } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}
227 do_test update-6.1 {
228 execsql {UPDATE test1 SET f2=f2+1 WHERE f1==8}
229 execsql {SELECT * FROM test1 ORDER BY f1,f2}
230 } {6 64 7 128 8 89 8 257 8 889 9 512 10 1024 77 128 777 128}
231 do_test update-6.1.1 {
232 execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}
233 } {8 89 8 257 8 889}
234 do_test update-6.1.2 {
235 execsql {SELECT * FROM test1 WHERE f2==89 ORDER BY f1,f2}
236 } {8 89}
237 do_test update-6.1.3 {
238 execsql {SELECT * FROM test1 WHERE f1==88 ORDER BY f1,f2}
239 } {}
240 do_test update-6.2 {
241 execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2>800}
242 execsql {SELECT * FROM test1 ORDER BY f1,f2}
243 } {6 64 7 128 8 89 8 257 8 888 9 512 10 1024 77 128 777 128}
244 do_test update-6.3 {
245 execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2<800}
246 execsql {SELECT * FROM test1 ORDER BY f1,f2}
247 } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}
248 do_test update-6.3.1 {
249 execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}
250 } {8 88 8 256 8 888}
251 do_test update-6.3.2 {
252 execsql {SELECT * FROM test1 WHERE f2==89 ORDER BY f1,f2}
253 } {}
254 do_test update-6.3.3 {
255 execsql {SELECT * FROM test1 WHERE f2==88 ORDER BY f1,f2}
256 } {8 88}
257 do_test update-6.4 {
258 execsql {UPDATE test1 SET f1=f1+1 WHERE f2==128}
259 execsql {SELECT * FROM test1 ORDER BY f1,f2}
260 } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 778 128}
261 do_test update-6.4.1 {
262 execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2}
263 } {78 128}
264 do_test update-6.4.2 {
265 execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}
266 } {778 128}
267 do_test update-6.4.3 {
268 execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}
269 } {8 88 8 128 8 256 8 888}
270 do_test update-6.5 {
271 execsql {UPDATE test1 SET f1=f1-1 WHERE f1>100 and f2==128}
272 execsql {SELECT * FROM test1 ORDER BY f1,f2}
273 } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 777 128}
274 do_test update-6.5.1 {
275 execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2}
276 } {78 128}
277 do_test update-6.5.2 {
278 execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}
279 } {}
280 do_test update-6.5.3 {
281 execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2}
282 } {777 128}
283 do_test update-6.5.4 {
284 execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}
285 } {8 88 8 128 8 256 8 888}
286 do_test update-6.6 {
287 execsql {UPDATE test1 SET f1=f1-1 WHERE f1<=100 and f2==128}
288 execsql {SELECT * FROM test1 ORDER BY f1,f2}
289 } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}
290 do_test update-6.6.1 {
291 execsql {SELECT * FROM test1 WHERE f1==77 ORDER BY f1,f2}
292 } {77 128}
293 do_test update-6.6.2 {
294 execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}
295 } {}
296 do_test update-6.6.3 {
297 execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2}
298 } {777 128}
299 do_test update-6.6.4 {
300 execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}
301 } {8 88 8 256 8 888}
303 # Repeat the previous sequence of tests with multiple
304 # indices
305 #
306 do_test update-7.0 {
307 execsql {CREATE INDEX idx2 ON test1(f2)}
308 execsql {CREATE INDEX idx3 ON test1(f1,f2)}
309 execsql {SELECT * FROM test1 ORDER BY f1,f2}
310 } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}
311 do_test update-7.1 {
312 execsql {UPDATE test1 SET f2=f2+1 WHERE f1==8}
313 execsql {SELECT * FROM test1 ORDER BY f1,f2}
314 } {6 64 7 128 8 89 8 257 8 889 9 512 10 1024 77 128 777 128}
315 do_test update-7.1.1 {
316 execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}
317 } {8 89 8 257 8 889}
318 do_test update-7.1.2 {
319 execsql {SELECT * FROM test1 WHERE f2==89 ORDER BY f1,f2}
320 } {8 89}
321 do_test update-7.1.3 {
322 execsql {SELECT * FROM test1 WHERE f1==88 ORDER BY f1,f2}
323 } {}
324 do_test update-7.2 {
325 execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2>800}
326 execsql {SELECT * FROM test1 ORDER BY f1,f2}
327 } {6 64 7 128 8 89 8 257 8 888 9 512 10 1024 77 128 777 128}
328 do_test update-7.3 {
329 # explain {UPDATE test1 SET f2=f2-1 WHERE f1==8 and F2<300}
330 execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2<800}
331 execsql {SELECT * FROM test1 ORDER BY f1,f2}
332 } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}
333 do_test update-7.3.1 {
334 execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}
335 } {8 88 8 256 8 888}
336 do_test update-7.3.2 {
337 execsql {SELECT * FROM test1 WHERE f2==89 ORDER BY f1,f2}
338 } {}
339 do_test update-7.3.3 {
340 execsql {SELECT * FROM test1 WHERE f2==88 ORDER BY f1,f2}
341 } {8 88}
342 do_test update-7.4 {
343 execsql {UPDATE test1 SET f1=f1+1 WHERE f2==128}
344 execsql {SELECT * FROM test1 ORDER BY f1,f2}
345 } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 778 128}
346 do_test update-7.4.1 {
347 execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2}
348 } {78 128}
349 do_test update-7.4.2 {
350 execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}
351 } {778 128}
352 do_test update-7.4.3 {
353 execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}
354 } {8 88 8 128 8 256 8 888}
355 do_test update-7.5 {
356 execsql {UPDATE test1 SET f1=f1-1 WHERE f1>100 and f2==128}
357 execsql {SELECT * FROM test1 ORDER BY f1,f2}
358 } {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 777 128}
359 do_test update-7.5.1 {
360 execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2}
361 } {78 128}
362 do_test update-7.5.2 {
363 execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}
364 } {}
365 do_test update-7.5.3 {
366 execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2}
367 } {777 128}
368 do_test update-7.5.4 {
369 execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}
370 } {8 88 8 128 8 256 8 888}
371 do_test update-7.6 {
372 execsql {UPDATE test1 SET f1=f1-1 WHERE f1<=100 and f2==128}
373 execsql {SELECT * FROM test1 ORDER BY f1,f2}
374 } {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}
375 do_test update-7.6.1 {
376 execsql {SELECT * FROM test1 WHERE f1==77 ORDER BY f1,f2}
377 } {77 128}
378 do_test update-7.6.2 {
379 execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}
380 } {}
381 do_test update-7.6.3 {
382 execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2}
383 } {777 128}
384 do_test update-7.6.4 {
385 execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}
386 } {8 88 8 256 8 888}
388 # Error messages
389 #
390 do_test update-9.1 {
391 set v [catch {execsql {
392 UPDATE test1 SET x=11 WHERE f1=1025
393 }} msg]
394 lappend v $msg
395 } {1 {no such column: x}}
396 do_test update-9.2 {
397 set v [catch {execsql {
398 UPDATE test1 SET f1=x(11) WHERE f1=1025
399 }} msg]
400 lappend v $msg
401 } {1 {no such function: x}}
402 do_test update-9.3 {
403 set v [catch {execsql {
404 UPDATE test1 SET f1=11 WHERE x=1025
405 }} msg]
406 lappend v $msg
407 } {1 {no such column: x}}
408 do_test update-9.4 {
409 set v [catch {execsql {
410 UPDATE test1 SET f1=11 WHERE x(f1)=1025
411 }} msg]
412 lappend v $msg
413 } {1 {no such function: x}}
415 # Try doing updates on a unique column where the value does not
416 # really change.
417 #
418 do_test update-10.1 {
419 execsql {
420 DROP TABLE test1;
421 CREATE TABLE t1(
422 a integer primary key,
423 b UNIQUE,
424 c, d,
425 e, f,
426 UNIQUE(c,d)
427 );
428 INSERT INTO t1 VALUES(1,2,3,4,5,6);
429 INSERT INTO t1 VALUES(2,3,4,4,6,7);
430 SELECT * FROM t1
431 }
432 } {1 2 3 4 5 6 2 3 4 4 6 7}
433 do_test update-10.2 {
434 catchsql {
435 UPDATE t1 SET a=1, e=9 WHERE f=6;
436 SELECT * FROM t1;
437 }
438 } {0 {1 2 3 4 9 6 2 3 4 4 6 7}}
439 do_test update-10.3 {
440 catchsql {
441 UPDATE t1 SET a=1, e=10 WHERE f=7;
442 SELECT * FROM t1;
443 }
444 } {1 {PRIMARY KEY must be unique}}
445 do_test update-10.4 {
446 catchsql {
447 SELECT * FROM t1;
448 }
449 } {0 {1 2 3 4 9 6 2 3 4 4 6 7}}
450 do_test update-10.5 {
451 catchsql {
452 UPDATE t1 SET b=2, e=11 WHERE f=6;
453 SELECT * FROM t1;
454 }
455 } {0 {1 2 3 4 11 6 2 3 4 4 6 7}}
456 do_test update-10.6 {
457 catchsql {
458 UPDATE t1 SET b=2, e=12 WHERE f=7;
459 SELECT * FROM t1;
460 }
461 } {1 {column b is not unique}}
462 do_test update-10.7 {
463 catchsql {
464 SELECT * FROM t1;
465 }
466 } {0 {1 2 3 4 11 6 2 3 4 4 6 7}}
467 do_test update-10.8 {
468 catchsql {
469 UPDATE t1 SET c=3, d=4, e=13 WHERE f=6;
470 SELECT * FROM t1;
471 }
472 } {0 {1 2 3 4 13 6 2 3 4 4 6 7}}
473 do_test update-10.9 {
474 catchsql {
475 UPDATE t1 SET c=3, d=4, e=14 WHERE f=7;
476 SELECT * FROM t1;
477 }
478 } {1 {columns c, d are not unique}}
479 do_test update-10.10 {
480 catchsql {
481 SELECT * FROM t1;
482 }
483 } {0 {1 2 3 4 13 6 2 3 4 4 6 7}}
485 # Make sure we can handle a subquery in the where clause.
486 #
487 do_test update-11.1 {
488 execsql {
489 UPDATE t1 SET e=e+1 WHERE b IN (SELECT b FROM t1);
490 SELECT b,e FROM t1;
491 }
492 } {2 14 3 7}
493 do_test update-11.2 {
494 execsql {
495 UPDATE t1 SET e=e+1 WHERE a IN (SELECT a FROM t1);
496 SELECT a,e FROM t1;
497 }
498 } {1 15 2 8}
500 integrity_check update-12.1
502 # Ticket 602. Updates should occur in the same order as the records
503 # were discovered in the WHERE clause.
504 #
505 do_test update-13.1 {
506 execsql {
507 BEGIN;
508 CREATE TABLE t2(a);
509 INSERT INTO t2 VALUES(1);
510 INSERT INTO t2 VALUES(2);
511 INSERT INTO t2 SELECT a+2 FROM t2;
512 INSERT INTO t2 SELECT a+4 FROM t2;
513 INSERT INTO t2 SELECT a+8 FROM t2;
514 INSERT INTO t2 SELECT a+16 FROM t2;
515 INSERT INTO t2 SELECT a+32 FROM t2;
516 INSERT INTO t2 SELECT a+64 FROM t2;
517 INSERT INTO t2 SELECT a+128 FROM t2;
518 INSERT INTO t2 SELECT a+256 FROM t2;
519 INSERT INTO t2 SELECT a+512 FROM t2;
520 INSERT INTO t2 SELECT a+1024 FROM t2;
521 COMMIT;
522 SELECT count(*) FROM t2;
523 }
524 } {2048}
525 do_test update-13.2 {
526 execsql {
527 SELECT count(*) FROM t2 WHERE a=rowid;
528 }
529 } {2048}
530 do_test update-13.3 {
531 execsql {
532 UPDATE t2 SET rowid=rowid-1;
533 SELECT count(*) FROM t2 WHERE a=rowid+1;
534 }
535 } {2048}
536 do_test update-13.3 {
537 execsql {
538 UPDATE t2 SET rowid=rowid+10000;
539 UPDATE t2 SET rowid=rowid-9999;
540 SELECT count(*) FROM t2 WHERE a=rowid;
541 }
542 } {2048}
543 do_test update-13.4 {
544 execsql {
545 BEGIN;
546 INSERT INTO t2 SELECT a+2048 FROM t2;
547 INSERT INTO t2 SELECT a+4096 FROM t2;
548 INSERT INTO t2 SELECT a+8192 FROM t2;
549 SELECT count(*) FROM t2 WHERE a=rowid;
550 COMMIT;
551 }
552 } 16384
553 do_test update-13.5 {
554 execsql {
555 UPDATE t2 SET rowid=rowid-1;
556 SELECT count(*) FROM t2 WHERE a=rowid+1;
557 }
558 } 16384
560 integrity_check update-13.6
563 finish_test