Re: index question
От | Melvin Davidson |
---|---|
Тема | Re: index question |
Дата | |
Msg-id | CANu8Fiw+c6AzOZjuCSWLr8S9kQ2prEP4ucMicmdrjaG4QD2owQ@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: index question ("David G. Johnston" <david.g.johnston@gmail.com>) |
Ответы |
Re: index question
|
Список | pgsql-general |
On Sun, May 1, 2016 at 6:31 PM, David G. Johnston <david.g.johnston@gmail.com> wrote:
On Sunday, May 1, 2016, Melvin Davidson <melvin6925@gmail.com> wrote:Your index is based on split_part functionbut the WHERE clause is specific to full_path, so the planner cannot find a valid indexDavid J.
>This sentence is even less useful than the questions that you asked...
Your comments are antagonistic at best, but perhaps you should take a course in english.
To clarify, the index is based on a function called "split_part(....)
To clarify, the index is based on a function called "split_part(....)
The WHERE clause is only referencing the full_part column, so the planner cannot associate the index with the full_part column.
--
Melvin Davidson
I reserve the right to fantasize. Whether or not you
wish to share my fantasy is entirely up to you.
I reserve the right to fantasize. Whether or not you
wish to share my fantasy is entirely up to you.

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