CREATE FUNCTION [dbo].[f_getpy_tb] ( @str VARCHAR(100) ) RETURNS @tb TABLE ( re VARCHAR(8000) ) AS BEGIN DECLARE @re TABLE ( id INT, re VARCHAR(8000) ) --数据处理中间表 DECLARE @i INT , @ilen INT , @splitchr VARCHAR(1) SELECT @splitchr = ‘ ‘ --两个拼音之间的分隔符(目的是为了通用性考虑) , @i = 1 , @ilen = LEN(@str) INSERT INTO @re SELECT @i , py FROM YingShe WHERE chr = SUBSTRING(@str, @i, 1) WHILE @i < @ilen BEGIN SET @i = @i + 1 INSERT INTO @re SELECT @i , re + @splitchr + py FROM @re a , YingShe b WHERE a.id = @i - 1 AND b.chr = SUBSTRING(@str, @i, 1) END INSERT INTO @tb SELECT re FROM @re WHERE id = @i RETURN END GO
SQL 表值函数操作
时间: 2024-11-05 18:58:22