+# Add a new 'birthday' column to the tc_indiv table
+$sth = $dbh->prepare("ALTER TABLE `tc_indiv` ADD `birthday` DATE NULL DEFAULT NULL AFTER `name` ");
+$sth->execute or die "-E- DB error: $DBI::errstr\n";
+
+# Add a new 'address' column to the tc_indiv table
+$sth = $dbh->prepare("ALTER TABLE `tc_indiv` ADD `address` VARCHAR( 255 ) NULL DEFAULT NULL AFTER `birthday`");
+$sth->execute or die "-E- DB error: $DBI::errstr\n";
+
+# Add a new 'family' column to the tc_indiv table
+$sth = $dbh->prepare("ALTER TABLE `tc_indiv` ADD `family` INT(16) UNSIGNED NULL DEFAULT NULL AFTER `email`");
+$sth->execute or die "-E- DB error: $DBI::errstr\n";
+
+# Add a new 'family' column to the tc_indiv table
+$sth = $dbh->prepare("ALTER TABLE `tc_indiv` ADD `hh_position` ENUM( 'Head of Household', 'Spouse', 'Other' ) NOT NULL DEFAULT 'Other' AFTER `family`");
+$sth->execute or die "-E- DB error: $DBI::errstr\n";
+