forked frompostgres/postgres
- Notifications
You must be signed in to change notification settings - Fork6
Commit78c8876
committed
Add current substring regular expression syntax
SQL:1999 had syntax SUBSTRING(text FROM pattern FOR escapechar)but this was replaced in SQL:2003 by the more clear SUBSTRING(text SIMILAR pattern ESCAPE escapechar)but this was never implemented in PostgreSQL. This patch adds thatnew syntax as an alternative in the parser, and updates documentationand tests to indicate that this is the preferred alternative now.Reviewed-by: Pavel Stehule <pavel.stehule@gmail.com>Reviewed-by: Vik Fearing <vik@postgresfriends.org>Reviewed-by: Fabien COELHO <coelho@cri.ensmp.fr>Discussion:https://www.postgresql.org/message-id/flat/a15db31c-d0f8-8ce0-9039-578a31758adb%402ndquadrant.com1 parentaafefb4 commit78c8876
File tree
8 files changed
+77
-34
lines changed- contrib/citext
- expected
- sql
- doc/src/sgml
- src
- backend
- catalog
- parser
- test/regress
- expected
- sql
8 files changed
+77
-34
lines changedLines changed: 1 addition & 1 deletion
Original file line number | Diff line number | Diff line change | |
---|---|---|---|
| |||
1602 | 1602 |
| |
1603 | 1603 |
| |
1604 | 1604 |
| |
1605 |
| - | |
| 1605 | + | |
1606 | 1606 |
| |
1607 | 1607 |
| |
1608 | 1608 |
| |
|
Lines changed: 1 addition & 1 deletion
Original file line number | Diff line number | Diff line change | |
---|---|---|---|
| |||
1602 | 1602 |
| |
1603 | 1603 |
| |
1604 | 1604 |
| |
1605 |
| - | |
| 1605 | + | |
1606 | 1606 |
| |
1607 | 1607 |
| |
1608 | 1608 |
| |
|
Lines changed: 1 addition & 1 deletion
Original file line number | Diff line number | Diff line change | |
---|---|---|---|
| |||
564 | 564 |
| |
565 | 565 |
| |
566 | 566 |
| |
567 |
| - | |
| 567 | + | |
568 | 568 |
| |
569 | 569 |
| |
570 | 570 |
| |
|
Lines changed: 15 additions & 5 deletions
Original file line number | Diff line number | Diff line change | |
---|---|---|---|
| |||
2669 | 2669 |
| |
2670 | 2670 |
| |
2671 | 2671 |
| |
| 2672 | + | |
| 2673 | + | |
| 2674 | + | |
| 2675 | + | |
2672 | 2676 |
| |
2673 | 2677 |
| |
2674 | 2678 |
| |
2675 | 2679 |
| |
2676 | 2680 |
| |
2677 |
| - | |
| 2681 | + | |
| 2682 | + | |
| 2683 | + | |
2678 | 2684 |
| |
2679 | 2685 |
| |
2680 |
| - | |
| 2686 | + | |
2681 | 2687 |
| |
2682 | 2688 |
| |
2683 | 2689 |
| |
| |||
5160 | 5166 |
| |
5161 | 5167 |
| |
5162 | 5168 |
| |
5163 |
| - | |
| 5169 | + | |
| 5170 | + | |
| 5171 | + | |
| 5172 | + | |
| 5173 | + | |
5164 | 5174 |
| |
5165 | 5175 |
| |
5166 | 5176 |
| |
| |||
5201 | 5211 |
| |
5202 | 5212 |
| |
5203 | 5213 |
| |
5204 |
| - | |
5205 |
| - | |
| 5214 | + | |
| 5215 | + | |
5206 | 5216 |
| |
5207 | 5217 |
| |
5208 | 5218 |
| |
|
Lines changed: 1 addition & 1 deletion
Original file line number | Diff line number | Diff line change | |
---|---|---|---|
| |||
182 | 182 |
| |
183 | 183 |
| |
184 | 184 |
| |
185 |
| - | |
| 185 | + | |
186 | 186 |
| |
187 | 187 |
| |
188 | 188 |
| |
|
Lines changed: 25 additions & 1 deletion
Original file line number | Diff line number | Diff line change | |
---|---|---|---|
| |||
14451 | 14451 |
| |
14452 | 14452 |
| |
14453 | 14453 |
| |
14454 |
| - | |
| 14454 | + | |
| 14455 | + | |
| 14456 | + | |
| 14457 | + | |
| 14458 | + | |
| 14459 | + | |
| 14460 | + | |
| 14461 | + | |
| 14462 | + | |
| 14463 | + | |
| 14464 | + | |
| 14465 | + | |
| 14466 | + | |
| 14467 | + | |
| 14468 | + | |
| 14469 | + | |
| 14470 | + | |
| 14471 | + | |
| 14472 | + | |
| 14473 | + | |
| 14474 | + | |
14455 | 14475 |
| |
14456 | 14476 |
| |
14457 | 14477 |
| |
| |||
14483 | 14503 |
| |
14484 | 14504 |
| |
14485 | 14505 |
| |
| 14506 | + | |
| 14507 | + | |
| 14508 | + | |
| 14509 | + | |
14486 | 14510 |
| |
14487 | 14511 |
| |
14488 | 14512 |
| |
|
Lines changed: 19 additions & 12 deletions
Original file line number | Diff line number | Diff line change | |
---|---|---|---|
| |||
397 | 397 |
| |
398 | 398 |
| |
399 | 399 |
| |
| 400 | + | |
| 401 | + | |
| 402 | + | |
| 403 | + | |
| 404 | + | |
| 405 | + | |
| 406 | + | |
400 | 407 |
| |
401 | 408 |
| |
402 | 409 |
| |
403 | 410 |
| |
404 | 411 |
| |
405 | 412 |
| |
406 | 413 |
| |
407 |
| - | |
| 414 | + | |
408 | 415 |
| |
409 | 416 |
| |
410 | 417 |
| |
411 | 418 |
| |
412 | 419 |
| |
413 | 420 |
| |
414 |
| - | |
| 421 | + | |
415 | 422 |
| |
416 | 423 |
| |
417 | 424 |
| |
418 | 425 |
| |
419 | 426 |
| |
420 |
| - | |
| 427 | + | |
421 | 428 |
| |
422 | 429 |
| |
423 | 430 |
| |
424 | 431 |
| |
425 | 432 |
| |
426 |
| - | |
| 433 | + | |
427 | 434 |
| |
428 | 435 |
| |
429 | 436 |
| |
430 | 437 |
| |
431 | 438 |
| |
432 | 439 |
| |
433 |
| - | |
| 440 | + | |
434 | 441 |
| |
435 | 442 |
| |
436 | 443 |
| |
437 | 444 |
| |
438 | 445 |
| |
439 |
| - | |
| 446 | + | |
440 | 447 |
| |
441 | 448 |
| |
442 | 449 |
| |
443 | 450 |
| |
444 | 451 |
| |
445 | 452 |
| |
446 |
| - | |
| 453 | + | |
447 | 454 |
| |
448 | 455 |
| |
449 | 456 |
| |
450 | 457 |
| |
451 | 458 |
| |
452 |
| - | |
| 459 | + | |
453 | 460 |
| |
454 | 461 |
| |
455 | 462 |
| |
456 | 463 |
| |
457 | 464 |
| |
458 |
| - | |
| 465 | + | |
459 | 466 |
| |
460 | 467 |
| |
461 | 468 |
| |
462 | 469 |
| |
463 | 470 |
| |
464 | 471 |
| |
465 |
| - | |
| 472 | + | |
466 | 473 |
| |
467 | 474 |
| |
468 | 475 |
| |
469 |
| - | |
| 476 | + | |
470 | 477 |
| |
471 | 478 |
| |
472 | 479 |
| |
473 | 480 |
| |
474 | 481 |
| |
475 |
| - | |
| 482 | + | |
476 | 483 |
| |
477 | 484 |
| |
478 | 485 |
| |
|
Lines changed: 14 additions & 12 deletions
Original file line number | Diff line number | Diff line change | |
---|---|---|---|
| |||
132 | 132 |
| |
133 | 133 |
| |
134 | 134 |
| |
| 135 | + | |
| 136 | + | |
135 | 137 |
| |
136 | 138 |
| |
137 | 139 |
| |
138 |
| - | |
| 140 | + | |
139 | 141 |
| |
140 | 142 |
| |
141 |
| - | |
142 |
| - | |
143 |
| - | |
| 143 | + | |
| 144 | + | |
| 145 | + | |
144 | 146 |
| |
145 | 147 |
| |
146 |
| - | |
147 |
| - | |
| 148 | + | |
| 149 | + | |
148 | 150 |
| |
149 | 151 |
| |
150 |
| - | |
151 |
| - | |
152 |
| - | |
| 152 | + | |
| 153 | + | |
| 154 | + | |
153 | 155 |
| |
154 | 156 |
| |
155 |
| - | |
| 157 | + | |
156 | 158 |
| |
157 | 159 |
| |
158 |
| - | |
159 |
| - | |
| 160 | + | |
| 161 | + | |
160 | 162 |
| |
161 | 163 |
| |
162 | 164 |
| |
|
0 commit comments
Comments
(0)