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$rows = $dbh->do("UPDATE checkin SET destination = ... WHERE firstname='Henry' AND lastname='Rollins') WHERE firstname='Bill' AND lastname='Gates' ") || die "Couldn't insert record : $DBI::errstr";
--- print map { my ($m)=1<<hex($_)&11?' ':''; $m.=substr('AHJPacehklnorstu',hex($_),1) } split //,'2fde0abe76c36c914586c';