id, namespace_id, group_name, context_path, host_id, host_ip, host_port, expire_at, node_type,create_dt,update_dt insert into server_node (namespace_id, group_name, host_id, host_ip, host_port, expire_at, node_type, ext_attrs, context_path, create_dt) values #{item.namespaceId,jdbcType=VARCHAR}, #{item.groupName,jdbcType=VARCHAR}, #{item.hostId,jdbcType=VARCHAR}, #{item.hostIp,jdbcType=VARCHAR}, #{item.hostPort,jdbcType=INTEGER}, #{item.expireAt,jdbcType=TIMESTAMP}, #{item.nodeType,jdbcType=TINYINT}, #{item.extAttrs,jdbcType=VARCHAR}, #{item.contextPath,jdbcType=VARCHAR}, #{item.createDt,jdbcType=TIMESTAMP} ON DUPLICATE KEY UPDATE expire_at = values(`expire_at`) delete from server_node where expire_at <= #{endTime,jdbcType=TIMESTAMP}