CREATE TABLE #T
(
名字 VARCHAR(10)
)
INSERT INTO #T VALUES('汤晶1晶'),('张三丰'),('欧阳兰兰'),('孙悟空')
--把名字按字拆分,然后判断是否存在重复
SELECT * FROM #T WHERE EXISTS
(
SELECT * FROM
(
SELECT SUBSTRING(名字,number,1) AS V
FROM master..spt_values WHERE type='P' AND number BETWEEN 1 AND LEN(名字)
) A
GROUP BY V HAVING COUNT(1)>1
)
drop table #T