Re: Documentation for create unique index is insuficient and(because of that) incorrect
| От | Alvaro Herrera |
|---|---|
| Тема | Re: Documentation for create unique index is insuficient and(because of that) incorrect |
| Дата | |
| Msg-id | 20181120180831.frne3ck56mfdh573@alvherre.pgsql обсуждение исходный текст |
| Ответ на | Re: Documentation for create unique index is insuficient and (because of that) incorrect (Tom Lane <tgl@sss.pgh.pa.us>) |
| Ответы |
Re: Documentation for create unique index is insuficient and (becauseof that) incorrect
Re: Documentation for create unique index is insuficient and (because of that) incorrect |
| Список | pgsql-docs |
On 2018-Nov-20, Tom Lane wrote: > So what I think I should do is reformulate that discussion to talk > about making covering indexes with INCLUDE, and then mention in > passing that you can also do it without that as long as you don't mind > the payload columns being part of the index semantics. That seems sensible. > I'm also wondering whether to move that section someplace earlier > in chapter 11. Right now it's near the end because it's mostly > info about an implementation detail; but it wouldn't be hard to > make the argument that covering indexes are more important than, > say, indexes with custom collations. Should we move it, and if > so to where? I think right next to 11.5, which currently completes the topic of how are indexes used, is a good place. -- Álvaro Herrera https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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