my $dbh = C4::Context->dbh;
$operator='LIKE' if $operator eq '=' and $right=~ /%/;
my $sth = $dbh->prepare("SELECT biblionumbers FROM nozebra WHERE indexname=? AND value $operator ?");
my $dbh = C4::Context->dbh;
$operator='LIKE' if $operator eq '=' and $right=~ /%/;
my $sth = $dbh->prepare("SELECT biblionumbers FROM nozebra WHERE indexname=? AND value $operator ?");