ALTER table wms_storage MODIFY column header_no VARCHAR(128);
ALTER table wms_storage_mat MODIFY column  wh_id BIGINT(20) null;
ALTER table wms_storage_mat MODIFY column  rg_id BIGINT(20) null;
ALTER table wms_storage_mat MODIFY column  pn_id BIGINT(20) null;

UPDATE base_material set virtual_part = 'N';
ALTER TABLE base_material MODIFY COLUMN virtual_part CHAR ( 1 ) NOT NULL DEFAULT 'N' COMMENT '虚拟物料标识，只能填写Y和N，Y表示虚拟物料，N表示反之';