To get only those that match both tables.
$fields_data = new GlmDataFieldsCustomFieldsData($this->wpdb, $this->config);
$field_values = $fields_data->getList($where);
- $sql = "SELECT mt.name FROM " . GLM_MEMBERS_PLUGIN_DB_PREFIX . "member_type mt, " . GLM_MEMBERS_PLUGIN_DB_PREFIX . "members m WHERE m.id = $member_id;";
+ $sql = "SELECT mt.name FROM " . GLM_MEMBERS_PLUGIN_DB_PREFIX . "member_type mt, " . GLM_MEMBERS_PLUGIN_DB_PREFIX . "members m WHERE m.id = $member_id AND mt.id = m.member_type";
$member_type = $wpdb->get_results($sql);
$member_type = $member_type[0]->name;