xpressengine / xe-core

			$oDB->addColumn("member_group_member", "site_srl", "number", 11, 0, true);

			$oDB->addIndex("member_group_member", "idx_site_srl", "site_srl", false);

		}

		if(!$oDB->isColumnExists("member_group", "site_srl"))

		{

			$oDB->addColumn("member_group", "site_srl", "number", 11, 0, true);

			$oDB->addIndex("member_group","idx_site_title", array("site_srl","title"),true);

		}

		if($oDB->isIndexExists("member_group","uni_member_group_title"))

		{

			$oDB->dropIndex("member_group","uni_member_group_title",true);

		}

		// Add a column(list_order) to "member_group" table (05/18/2011)

		if(!$oDB->isColumnExists("member_group", "list_order"))

		{

			$oDB->addColumn("member_group", "list_order", "number", 11, '', true);

			$oDB->addIndex("member_group","idx_list_order", "list_order",false);

			$output = executeQuery('member.updateAllMemberGroupListOrder');

		}

		// Add a column for image_mark (02/14/2009)

		if(!$oDB->isColumnExists("member_group", "image_mark"))

		{