SELECT id, type, name, parent_id, sort_order, created_at FROM default_category ORDER BY type, sort_order, name SELECT id, type, name, parent_id, sort_order, created_at FROM default_category WHERE id = #{id} SELECT COUNT(*) FROM default_category WHERE parent_id = #{parentId} SELECT COUNT(*) FROM default_category WHERE type = #{type} AND name = #{name} AND id != #{excludeId} INSERT INTO default_category (type, name, parent_id, sort_order, created_at) VALUES (#{type}, #{name}, #{parentId}, #{sortOrder}, NOW()) UPDATE default_category SET name = #{name}, parent_id = #{parentId} WHERE id = #{id} DELETE FROM default_category WHERE id = #{id} UPDATE default_category SET sort_order = #{sortOrder} WHERE id = #{id} SELECT MAX(sort_order) FROM default_category WHERE type = #{type}