请排查是不是你把数字类型的数据往字符类型数据库列中写,比如说:
SELECT count(0)
FROM sys_user u
LEFT JOIN sys_dept d
ON u.dept_id = d.dept_id
WHERE u.del_flag = '0' AND (u.id_branch = 15866666548);
改成
SELECT count(0)
FROM sys_user u
LEFT JOIN sys_dept d
ON u.dept_id = d.dept_id
WHERE u.del_flag = '0' AND (u.id_branch = '15866666548');