sql 表中列值转成字符串

DECLARE @STR VARCHAR(8000)
SELECT @STR=ISNULL(@STR+‘,‘,‘‘)+weixinuser FROM (SELECT DISTINCT weixinuser FROM v_sysbinduser)AS T
SELECT @STR
 
declare @output varchar(8000)
select @output = coalesce(@output + ‘,‘ , ‘‘) + weixinuser from v_sysbinduser
print @output

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