Bootstrap

mysql关联查询出另外一张表的数据值列表,并拼接值返回新字段

SELECT
	(
	SELECT
		group_concat( cont_qualify_cert.cert_name SEPARATOR ';' )   
	FROM
		  cont_qualify_cert 
	WHERE
		cont_qualify_cert.user_id = sys_user.user_id 
	) AS certificateStatus          
FROM
	base_user_info
	LEFT JOIN sys_user ON sys_user.user_name = base_user_info.empno

group_concat(cont_qualify_cert.cert_name SEPARATOR ';')

要拼接的 字段 cert_name

拼接的间隔符为 ;

;