We have a script that builds a dynamic query to our database. Then it prepares and executes the query as follows:
my $sth = $dbh->prepare("$Select_Statement");
$sth->execute();
At this point, I print out the sql statement so I can run it myself directly through another DBI interface. SO that output may look like this:
select severity,class,status,date_event,hostname,msg,administrator,sou
+rce,sub_source,rep.server_hndl,rep.event_hndl,rep.date_reception from
+ tec_t_evt_rep rep where rep.date_reception > 1157568225 and rep.date
+_reception < 1157568525 and ( hostname like '%aixjcsa1%' )
Now, my printing of the sql statement notwithstanding, the program proceeds to step through the results of the sql statement as follows:
while (@data = $sth->fetchrow_array) {
bleh blah bleh
}
There are no conditions inside the code block to drop or next on any records. In fact, I'd added a line at the very first line in the while statement to print @data for my troubleshooting processes.
Okay, so the net result here is that if I run the sql_statement in my own DBI script I get records that do not return in the fetchrow_array loop.
I can only assume that the fetchrow is dropping them for some reason.
This process was working until a few weeks ago and we can't determine any reasonable correlation between this changing and other changes we've made.
Any ideas?
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