Re: Undocumented(?) limits on regexp functions
| От | Andrew Gierth |
|---|---|
| Тема | Re: Undocumented(?) limits on regexp functions |
| Дата | |
| Msg-id | 87zhxp3xer.fsf@news-spur.riddles.org.uk обсуждение |
| Ответ на | Re: Undocumented(?) limits on regexp functions (Tom Lane <tgl@sss.pgh.pa.us>) |
| Ответы |
Re: Undocumented(?) limits on regexp functions
Re: Undocumented(?) limits on regexp functions |
| Список | pgsql-hackers |
>>>>> "Tom" == Tom Lane <tgl@sss.pgh.pa.us> writes: >> Should these limits: >> a) be removed Tom> Doubt it --- we could use the "huge" request variants, maybe, but Tom> I wonder whether the engine could run fast enough that you'd want Tom> to. I do wonder (albeit without evidence) whether the quadratic slowdown problem I posted a patch for earlier was ignored for so long because people just went "meh, regexps are slow" rather than wondering why a trivial splitting of a 40kbyte string was taking more than a second. -- Andrew (irc:RhodiumToad)
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