-- 扩展现有字段长度,适配票通接口校验规则和 base64 图片存储 ALTER TABLE sys_user ALTER COLUMN tax_contact_name TYPE varchar(50), ALTER COLUMN tax_contact_email TYPE varchar(100), ALTER COLUMN tax_legal_person_name TYPE varchar(50), ALTER COLUMN tax_city_name TYPE varchar(50), ALTER COLUMN tax_enterprise_address TYPE varchar(200), ALTER COLUMN tax_registration_certificate TYPE text;