DROP TABLE IF EXISTS wflow_model_groups; CREATE TABLE wflow_model_groups ( group_id bigserial NOT NULL, group_name varchar(50), sort int2 NOT NULL, updated timestamp, CONSTRAINT wflow_model_groups_pri PRIMARY key ("group_id") ); comment ON TABLE wflow_model_groups IS '流程分组表'; comment ON COLUMN wflow_model_groups.group_name IS '分组名'; comment ON COLUMN wflow_model_groups.sort IS '排序';