Re: JDBC/Stored procedure performance issue - Mailing list pgsql-performance

From Tom Lane
Subject Re: JDBC/Stored procedure performance issue
Date
Msg-id 23231.1201630130@sss.pgh.pa.us
Whole thread Raw
In response to Re: JDBC/Stored procedure performance issue  (Matthew Lunnon <mlunnon@rwa-net.co.uk>)
List pgsql-performance
Matthew Lunnon <mlunnon@rwa-net.co.uk> writes:
> Is there any way to work out what plan the query is using in side the
> function?  I think I have a similar problem with a query taking much
> longer from inside a function than it does as a select statement.

Standard approach is to PREPARE a statement that has parameters in the
same places where the function uses variables/parameters, and then use
EXPLAIN [ANALYZE] EXECUTE to test it.

            regards, tom lane

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