my $sql=<<"_SQL_";
    SELECT cl_plugins.pid_number as pid, plugin_catalog.pid AS plugin_name,
       plugin_catalog.description AS name, plugin_catalog.version, build
    FROM cl_plugins, plugin_catalog
    WHERE     cl_plugins.cid::text     = '$proxy->{CID}'
          AND cl_plugins.pid_number    = plugin_catalog.pid_number
          AND cl_plugins.version::text = plugin_catalog.version::text;
_SQL_

##</code><code>##

my $sql=<<"__SQL__";
SELECT 
  to_char(pp.SUBMITTIME, 'YYYY-MM-DD HH:MM:SS') SUBMITTIME,
  to_char(pp.QUEUETIME, 'YYYY-MM-DD HH:MM:SS') QUEUETIME,
  to_char(pp.PREPTIME, 'YYYY-MM-DD HH:MM:SS') PREPTIME,
  to_char(pp.STARTTIME, 'YYYY-MM-DD HH:MM:SS') STARTTIME,
  pp.SESSIONID, pp.PLANID 
from '\$hist_plan_prolog_1' pp
where pp.SUBMITTIME between '2014-06-26 05:00' and '2014-06-26 08:00:00' 
order by pp.SUBMITTIME
__SQL__