SQL stored procedure

Copy codeThe Code is as follows:
-- Function
CREATE function fn_GetPy (@ str nvarchar (4000 ))
Returns nvarchar (4000)
-- WITH ENCRYPTION
As
Begin
Declare @ intLenint
Declare @ strRetnvarchar (4000)
Declare @ temp nvarchar (100)
Set @ intLen = len (@ str)
Set @ strRet =''
While @ intLen> 0
Begin
Set @ temp =''
Select @ temp = case
When substring (@ str, @ intLen, 1)> = 'then' Z'
When substring (@ str, @ intLen, 1)> = 'ya 'then' y'
When substring (@ str, @ intLen, 1)> = 'Xi 'then 'X'
When substring (@ str, @ intLen, 1)> = 'then' W'
When substring (@ str, @ intLen, 1)> = 'others'
When substring (@ str, @ intLen, 1)> = 'thens'
When substring (@ str, @ intLen, 1)> = 'duration' then 'R'
When substring (@ str, @ intLen, 1)> = '7' then'q'
When substring (@ str, @ intLen, 1)> = 'ping' then 'P'
When substring (@ str, @ intLen, 1)> = 'ou' then' O'
When substring (@ str, @ intLen, 1)> = 'then' N'
When substring (@ str, @ intLen, 1)> = 'ping' then 'M'
When substring (@ str, @ intLen, 1)> = 'then' L'
When substring (@ str, @ intLen, 1)> = 'then' K'
When substring (@ str, @ intLen, 1)> = '7' then'j'
When substring (@ str, @ intLen, 1)> = 'hagh' then 'H'
When substring (@ str, @ intLen, 1)> = 'then' G'
When substring (@ str, @ intLen, 1)> = 'qout' then 'F'
When substring (@ str, @ intLen, 1)> = 'ping' then'e'
When substring (@ str, @ intLen, 1)> = 'followed 'thend'
When substring (@ str, @ intLen, 1)> = 'ping' then 'C'
When substring (@ str, @ intLen, 1)> = '8' then 'B'
When substring (@ str, @ intLen, 1)> = 'A' then 'A'
Else rtrim (ltrim (substring (@ str, @ intLen, 1 )))
End
-- For special Chinese characters, no pinyin code is generated
If (ascii (@ temp)> 127) set @ temp =''
-- No pinyin code is generated for parentheses.
If @ temp = '(' or @ temp = ') 'set @ temp =''
Select @ strRet = @ temp + @ strRet
Set @ intLen = @ intLen-1
End
Return lower (@ strRet)
End
Go
-- Call
Select dbo. fn_getpy ('zhang san ')
-- Return Value: zs
Answer! : 2:
Stored Procedure
Create function fun_getPY (@ str nvarchar (4000 ))
Returns nvarchar (4000)
As
Begin
Declare @ word nchar (1), @ PY nvarchar (4000)
Set @ PY =''
While len (@ str)> 0
Begin
Set @ word = left (@ str, 1)
-- If it is not a Chinese character, the original character is returned.
Set @ PY = @ PY + (case when unicode (@ word) between 19968 and 19968 + 20901
Then (
Select top 1 PY
From
(
Select 'A' as PY, n' comment 'as word
Union all select 'B', n''
Union all select 'C', n' then'
Union all select 'D', N 'region'
Union all select 'E', n' then'
Union all select 'F', n' then'
Union all select 'G', n' then'
Union all select 'h', N 'hour'
Union all select 'J', n' else'
Union all select 'k', n' then'
Union all select 'l', n' then'
Union all select 'M', n' then'
Union all select 'n', n' then'
Union all select 'O', n' then'
Union all select 'P', n' exposure'
Union all select 'Q', n' then'
Union all select 'R', N 'region'
Union all select's ', N 'region'
Union all select 'T', n' then'
Union all select 'w', N 'hangzhou'
Union all select 'x', n' then'
Union all select 'y', n' then'
Union all select 'Z', n' else'
) T
Where word >=@ word collate Chinese_PRC_CS_AS_KS_WS
Order by PY ASC
)
Else @ word
End)
Set @ str = right (@ str, len (@ str)-1)
End
Return @ PY
End