[HACKERS] Re: Patch: regexp_matches variant returning an array of matching positions

2014-01-28 Thread David Johnston
Alvaro Herrera-9 wrote Björn Harrtell wrote: I've written a variant of regexp_matches called regexp_matches_positions which instead of returning matching substrings will return matching positions. I found use of this when processing OCR scanned text and wanted to prioritize matches based on

Re: [HACKERS] Re: Patch: regexp_matches variant returning an array of matching positions

2014-01-28 Thread Erik Rijkers
On Wed, January 29, 2014 05:16, David Johnston wrote: How does this resolve in the patch? SELECT regexp_matches('abcabc','((a)(b)(c))','g'); With the patch: testdb=# SELECT regexp_matches('abcabc','((a)(b)(c))','g'), regexp_matches_positions('abcabc','((a)(b)(c))'); regexp_matches |

[HACKERS] Re: Patch: regexp_matches variant returning an array of matching positions

2014-01-28 Thread David Johnston
Erik Rijkers wrote On Wed, January 29, 2014 05:16, David Johnston wrote: How does this resolve in the patch? SELECT regexp_matches('abcabc','((a)(b)(c))','g'); With the patch: testdb=# SELECT regexp_matches('abcabc','((a)(b)(c))','g'), regexp_matches_positions('abcabc','((a)(b)(c))');