Re: Join vs Subquery

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

 



Brian Herlihy <btherl@xxxxxxxxxxxx> writes:
> The issue: the second query results in a lower cost estimate.  I am wondering why the second query plan was not chosen for the first query.

8.1 is incapable of pushing indexable join conditions down below an Append.
Try 8.2.

			regards, tom lane


[Postgresql General]     [Postgresql PHP]     [PHP Users]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Yosemite]

  Powered by Linux