On Sat, Feb 03, 2018 at 01:55:31PM +0100, Pavel Stehule wrote: > 2018-02-03 11:19 GMT+01:00 Joel Jacobson <j...@trustly.com>: >> Is anyone working on this feature[1] also for PostgreSQL's regex >> engine?
Note that I know of. >> I think this feature would be awesome, for the reasons mentioned in [1], >> quote: >> >> "Referring to capture groups via numbers has several disadvantages: >> 1. Finding the number of a capture group is a hassle: you have to >> count parentheses. >> 2. You need to see the regular expression if you want to understand >> what the groups are for. >> 3. If you change the order of the capture groups, you also have to >> change the matching code." >> >> [1] http://2ality.com/2017/05/regexp-named-capture-groups.html > > looks like nice feature Yes, it looks that this could allow the simplification of equivalent queries, which I guess would use a CTE to achieve the same. -- Michael
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