Search Postgresql Archives

Re: Suggestion to improve query performance of data validation in proc.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, May 22, 2020 at 2:09 AM David G. Johnston <david.g.johnston@xxxxxxxxx> wrote:
On Friday, May 22, 2020, postgann2020 s <postgann2020@xxxxxxxxx> wrote:
 

We are looking for a better query than "SELECT 1  FROM schema.table_name WHERE column1=structure_id1" this query for data validation.

 If many rows match potentially, then wrapping the query with select exists(old_query) would allow the execution to bail asap.


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Postgresql Jobs]     [Postgresql Admin]     [Postgresql Performance]     [Linux Clusters]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Postgresql & PHP]     [Yosemite]

  Powered by Linux