Ivan Sergio Borgonovo wrote:

On Tue, 27 Apr 2004 10:12:13 -0700


thisSession := ( ''t'', md5( now( ) || rand( ) ) );


- md5 takes TEXT as an argument, not a numeric type



Since it works you surely fixed my code but this should't be an issue since I tried

test1=# select md5( now( ) || random( ) );
              md5
----------------------------------
154e804967451148bba5f28e044be828
(1 row)

and

test1=# select md5( random( ) );
              md5
----------------------------------
31313f537b69d5ffe61be024a40b807e
(1 row)

and they worked.

Yeah, they worked for me too. I was just looking at the docs and saw the TEXT argument.........


and yeah I messed up remembering mySQL code and wrote rand( ) inspite of random( )

Can't user composite type be initialized in a shortest way?
eg. ( ( ), ( ), , ( ), , , ( ), ...)
I thought they could. I saw a similar syntax somewhere in the docs. Am
I daydreaming?

I don't know.....


One more thing about the first example presented in this page: http://www.postgresql.org/docs/7.4/static/plpgsql-expressions.html

I just tried
create or replace function GetSessionID( integer )
        returns tSession as '
declare
        thisSession tSession;
begin
        thisSession.ty_Found := ''t'';
        thisSession.ty_Session := now( );
        return thisSession;
end;
' language plpgsql;

and it returns execution time not "plan" time. Does "plan" time is
strictly referred to SQL statements?


I'm not sure I understand what you're asking here. CURRENT_TIMESTAMP and now() return the start time of the current transaction, would that be the "plan" time? The timeofday() function returns the "wall clock" time and advances during transactions. I think that this would be the "execution" time.

Hope that helps
Ron


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