Re: deallocating prepared statements

"Haszlakiewicz, Eric" <[email protected]> Wed, 3 Dec 2008 11:38:27 -0600
Newsgroups gmane.comp.db.postgresql.interfaces
Message-ID <9D29FD18CBD74A478CBA86E6EF6DBAD40308029E@CHI4EVS04.corp.transunion.com>
>From: Michael Meskes [mailto:[email protected]] 
>On Tue, Dec 02, 2008 at 01:22:46PM -0600, Haszlakiewicz, Eric wrote:
>> figure out how to deallocate prepared statements.  I tried 
>using esql to
>> do it (since the docs say that "it is only for use in embedded sql"):
>> 
>> exec sql begin declare section;
>>     const char *stmtName = "exec_stmt";
>> exec sql end declare section;
>> exec sql deallocate :stmtName;
>
>This will not work unless you do more in ECPG. Without 
>preparing a statement,
>having a connection etc. there is no way to deallocate the statement.
>
>If you mix libpq and ecpg you should know what you do. 

So why is preparing a statement in ecpg different from preparing one
with libpq?  Isn't the actual prepare done on the server?

eric


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