It would help to know whether the key {'md'} is missing from the hash, or the key exists but the value undefined. Also, what else is in the hash?

What output do you get with this change? 

# ... same code as above
use Data::Dumper; $Data::Dumper::Useqq = 1;
if ( my $hash_ref = $sth->fetchrow_hashref ) {
    print Dumper $hash_ref;
}

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In reply to Re^7: timestamp in perl by Util
in thread timestamp in perl by baperl

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