-$sth = $dbh->prepare("ALTER TABLE `tc_indiv` CHANGE `elder` `indiv` INT(16)");
-$sth->execute or die "-E- DB error: $DBI::errstr\n";
-
-# Add a new 'birthday' column to the tc_indiv table
-$sth = $dbh->prepare("ALTER TABLE `tc_indiv` ADD `birthday` DATE NULL DEFAULT NULL AFTER `name` ");