SQL Server中的MD5实现方法-mysql教程-PHP中文網

首頁

資料庫

mysql教程

SQL Server中的MD5实现方法

WBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWB

Jun 07, 2016 pm 03:14 PM

md5serversql實現方法

--SQL Server中的MD5实现方法
/*****************************************************************************
* Name: MD5_II
* Description: MD5_II
*****************************************************************************/
CREATE FUNCTION dbo.MD5_II(
@a INT,
@b INT,
@c INT,
@d INT,
@x INT,
@s INT,
@ac INT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
SET @a = dbo.MD5_AddUnsigned(@a, dbo.MD5_AddUnsigned(dbo.MD5_AddUnsigned(dbo.MD5_I(@b, @c, @d), @x), @ac))
SET @a = dbo.MD5_RotateLeft(@a, @s)
SET @a = dbo.MD5_AddUnsigned(@a, @b)
RETURN(@a)
END
GO
/*****************************************************************************
* Name: MD5_HH
* Description: MD5_HH
*****************************************************************************/
CREATE FUNCTION dbo.MD5_HH(
@a INT,
@b INT,
@c INT,
@d INT,
@x INT,
@s INT,
@ac INT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
SET @a = dbo.MD5_AddUnsigned(@a, dbo.MD5_AddUnsigned(dbo.MD5_AddUnsigned(dbo.MD5_H(@b, @c, @d), @x), @ac))
SET @a = dbo.MD5_RotateLeft(@a, @s)
SET @a = dbo.MD5_AddUnsigned(@a, @b)
RETURN(@a)
END
GO

/*****************************************************************************
* Name: MD5_GG
* Description: MD5_GG
*****************************************************************************/
CREATE FUNCTION dbo.MD5_GG(
@a INT,
@b INT,
@c INT,
@d INT,
@x INT,
@s INT,
@ac INT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
SET @a = dbo.MD5_AddUnsigned(@a, dbo.MD5_AddUnsigned(dbo.MD5_AddUnsigned(dbo.MD5_G(@b, @c, @d), @x), @ac))
SET @a = dbo.MD5_RotateLeft(@a, @s)
SET @a = dbo.MD5_AddUnsigned(@a, @b)
RETURN(@a)
END
GO

/*****************************************************************************
* Name: MD5_FF
* Description: MD5_FF
*****************************************************************************/
CREATE FUNCTION dbo.MD5_FF(
@a INT,
@b INT,
@c INT,
@d INT,
@x INT,
@s INT,
@ac INT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
SET @a = dbo.MD5_AddUnsigned(@a, dbo.MD5_AddUnsigned(dbo.MD5_AddUnsigned(dbo.MD5_F(@b, @c, @d), @x), @ac))
SET @a = dbo.MD5_RotateLeft(@a, @s)
SET @a = dbo.MD5_AddUnsigned(@a, @b)
RETURN(@a)
END
GO

/*****************************************************************************
* Name: MD5_I
* Description: MD5_I
*****************************************************************************/
CREATE FUNCTION dbo.MD5_I(
@x INT
,@y INT
,@z INT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
RETURN(@y ^ (@x | (~@z)))
END
GO

/*****************************************************************************
* Name: MD5_H
* Description: MD5_H
*****************************************************************************/
CREATE FUNCTION dbo.MD5_H(
@x INT,
@y INT,
@z INT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
RETURN(@x ^ @y ^ @z)
END
GO

/*****************************************************************************
* Name: MD5_G
* Description: MD5_G
*****************************************************************************/
CREATE FUNCTION dbo.MD5_G(
@x INT,
@y INT,
@z INT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
RETURN((@x & @z) | (@y & (~@z)))
END
GO

/*****************************************************************************
* Name: MD5_F
* Description: MD5_F
*****************************************************************************/
CREATE FUNCTION dbo.MD5_F(
@x INT,
@y INT,
@z INT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
RETURN((@x & @y) | ((~@x) & @z))
END
GO
/*****************************************************************************
* Name: MD5_AddUnsigned
* Description: MD5_AddUnsigned
*****************************************************************************/
CREATE FUNCTION dbo.MD5_AddUnsigned(
@iX INT,
@iY INT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
DECLARE @iRes BIGINT
SET @iRes = CAST(CAST(@iX AS BINARY(8)) AS BIGINT) + CAST(CAST(@iY AS BINARY(8)) AS BIGINT)
RETURN(CAST(@iRes & 0x00000000FFFFFFFF AS BINARY(4)))
END
GO

/*****************************************************************************
* Name: MD5_RotateLeft
* Description: MD5_RotateLeft
*****************************************************************************/
CREATE FUNCTION dbo.MD5_RotateLeft(
@iValue INT,
@iShiftBits TINYINT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
RETURN(dbo.MD5_LShift(@iValue, @iShiftBits) | dbo.MD5_RShift(@iValue, (32 - @iShiftBits)))
END
GO

/*****************************************************************************
* Name: MD5_RShift
* Description: MD5_RShift
*****************************************************************************/
CREATE FUNCTION dbo.MD5_RShift(
@iValue INT ,
@iShiftBits TINYINT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
DECLARE @iRes BIGINT
SET @iRes = CAST(@iValue AS BINARY(8))
SET @iRes = @iRes / dbo.MD5_m_2Power(@iShiftBits)
RETURN(CAST(@iRes & 0x00000000FFFFFFFF AS BINARY(4)))
END
GO
/*****************************************************************************
* Name: MD5_LShift
* Description: MD5_LShift
*****************************************************************************/
CREATE FUNCTION dbo.MD5_LShift(
@iValue INT,
@iShiftBits TINYINT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
DECLARE @iRes BIGINT
SET @iRes = CAST(@iValue AS BINARY(8))
SET @iRes = @iRes * dbo.MD5_m_2Power(@iShiftBits)
RETURN(CAST(@iRes & 0x00000000FFFFFFFF AS BINARY(4)))
END
GO

/*****************************************************************************
* Name: MD5_m_2Power
* Description: 常数组
*****************************************************************************/
CREATE FUNCTION dbo.MD5_m_2Power(
@i TINYINT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
DECLARE @iRes INT
SELECT @iRes =
CASE @i
WHEN 0 THEN 1 -- 00000000000000000000000000000001
WHEN 1 THEN 2 -- 00000000000000000000000000000010
WHEN 2 THEN 4 -- 00000000000000000000000000000100
WHEN 3 THEN 8 -- 00000000000000000000000000001000
WHEN 4 THEN 16 -- 00000000000000000000000000010000
WHEN 5 THEN 32 -- 00000000000000000000000000100000
WHEN 6 THEN 64 -- 00000000000000000000000001000000
WHEN 7 THEN 128 -- 00000000000000000000000010000000
WHEN 8 THEN 256 -- 00000000000000000000000100000000
WHEN 9 THEN 512 -- 00000000000000000000001000000000
WHEN 10 THEN 1024 -- 00000000000000000000010000000000
WHEN 11 THEN 2048 -- 00000000000000000000100000000000
WHEN 12 THEN 4096 -- 00000000000000000001000000000000
WHEN 13 THEN 8192 -- 00000000000000000010000000000000
WHEN 14 THEN 16384 -- 00000000000000000100000000000000
WHEN 15 THEN 32768 -- 00000000000000001000000000000000
WHEN 16 THEN 65536 -- 00000000000000010000000000000000
WHEN 17 THEN 131072 -- 00000000000000100000000000000000
WHEN 18 THEN 262144 -- 00000000000001000000000000000000
WHEN 19 THEN 524288 -- 00000000000010000000000000000000
WHEN 20 THEN 1048576 -- 00000000000100000000000000000000
WHEN 21 THEN 2097152 -- 00000000001000000000000000000000
WHEN 22 THEN 4194304 -- 00000000010000000000000000000000
WHEN 23 THEN 8388608 -- 00000000100000000000000000000000
WHEN 24 THEN 16777216 -- 00000001000000000000000000000000
WHEN 25 THEN 33554432 -- 00000010000000000000000000000000
WHEN 26 THEN 67108864 -- 00000100000000000000000000000000
WHEN 27 THEN 134217728 -- 00001000000000000000000000000000
WHEN 28 THEN 268435456 -- 00010000000000000000000000000000
WHEN 29 THEN 536870912 -- 00100000000000000000000000000000
WHEN 30 THEN 1073741824 -- 01000000000000000000000000000000
ELSE 0
END
RETURN(@iRes)
END
GO

/*****************************************************************************
* Name: MD5_m_OnBits
* Description: 常数组
*****************************************************************************/
CREATE FUNCTION dbo.MD5_m_OnBits(
@i TINYINT
)
RETURNS INT
WITH ENCRYPTION
AS
BEGIN
DECLARE @iRes INT
SELECT @iRes =
CASE @i
   WHEN 0 THEN 1 -- 00000000000000000000000000000001
   WHEN 1 THEN 3 -- 00000000000000000000000000000011
   WHEN 2 THEN 7 -- 00000000000000000000000000000111
   WHEN 3 THEN 15 -- 00000000000000000000000000001111
   WHEN 4 THEN 31 -- 00000000000000000000000000011111
   WHEN 5 THEN 63 -- 00000000000000000000000000111111
   WHEN 6 THEN 127 -- 00000000000000000000000001111111
   WHEN 7 THEN 255 -- 00000000000000000000000011111111
   WHEN 8 THEN 511 -- 00000000000000000000000111111111
   WHEN 9 THEN 1023 -- 00000000000000000000001111111111
   WHEN 10 THEN 2047 -- 00000000000000000000011111111111
   WHEN 11 THEN 4095 -- 00000000000000000000111111111111
   WHEN 12 THEN 8191 -- 00000000000000000001111111111111
   WHEN 13 THEN 16383 -- 00000000000000000011111111111111
   WHEN 14 THEN 32767 -- 00000000000000000111111111111111
   WHEN 15 THEN 65535 -- 00000000000000001111111111111111
   WHEN 16 THEN 131071 -- 00000000000000011111111111111111
   WHEN 17 THEN 262143 -- 00000000000000111111111111111111
   WHEN 18 THEN 524287 -- 00000000000001111111111111111111
   WHEN 19 THEN 1048575 -- 00000000000011111111111111111111
   WHEN 20 THEN 2097151 -- 00000000000111111111111111111111
   WHEN 21 THEN 4194303 -- 00000000001111111111111111111111
   WHEN 22 THEN 8388607 -- 00000000011111111111111111111111
   WHEN 23 THEN 16777215 -- 00000000111111111111111111111111
   WHEN 24 THEN 33554431 -- 00000001111111111111111111111111
   WHEN 25 THEN 67108863 -- 00000011111111111111111111111111
   WHEN 26 THEN 134217727 -- 00000111111111111111111111111111
   WHEN 27 THEN 268435455 -- 00001111111111111111111111111111
   WHEN 28 THEN 536870911 -- 00011111111111111111111111111111
   WHEN 29 THEN 1073741823 -- 00111111111111111111111111111111
   WHEN 30 THEN 2147483647 -- 01111111111111111111111111111111
    ELSE 0
END
    RETURN(@iRes)
END
GO

CREATE FUNCTION dbo.MD5_ConvertToWordArray
(
@sOrigMess VARCHAR(8000)=''
)
RETURNS @tWordArray TABLE([ID] INT IDENTITY(0,1),[Word] INT)
WITH ENCRYPTION
AS
BEGIN
IF @sOrigMess IS NULL
SET @sOrigMess = ''

DECLARE @iLenOfMess INT
DECLARE @iWordArrayLen INT
DECLARE @iPosOfWord INT
DECLARE @iPosOfMess INT
DECLARE @iCountOfWord INT

SET @iLenOfMess = LEN(@sOrigMess)
SET @iWordArrayLen = ((@iLenOfMess + 8)/64 + 1) * 16
SET @iCountOfWord = 0
WHILE(@iCountOfWord BEGIN
INSERT INTO @tWordArray([Word]) VALUES(0)
SET @iCountOfWord = @iCountOfWord + 1
END

SELECT @iPosOfMess = 0, @iPosOfWord = 0, @iCountOfWord = 0
WHILE(@iPosOfMess     BEGIN
SELECT @iCountOfWord = @iPosOfMess / 4, @iPosOfWord = @iPosOfMess % 4
UPDATE @tWordArray
    SET [Word] = [Word] | dbo.MD5_LShift(UNICODE(SUBSTRING(@sOrigMess,@iPosOfMess+1,1)),@iPosOfWord*8)
    WHERE [ID] = @iCountOfWord
SET @iPosOfMess = @iPosOfMess + 1
    END

SELECT @iCountOfWord = @iPosOfMess / 4, @iPosOfWord = @iPosOfMess % 4
UPDATE @tWordArray
SET [Word] = [Word] | dbo.MD5_LShift(0x80,@iPosOfWord*8)
WHERE [ID] = @iCountOfWord

   UPDATE @tWordArray
SET [Word] = [Word] | dbo.MD5_LShift(@iLenOfMess,3)
WHERE [ID] = @iWordArrayLen - 2
   UPDATE @tWordArray
SET [Word] = [Word] | dbo.MD5_RShift(@iLenOfMess,29)
WHERE [ID] = @iWordArrayLen - 1
   RETURN
END
GO
/*****************************************************************************
* Name: MD5_WordToHex
* Description: MD5_WordToHex
*****************************************************************************/
CREATE FUNCTION dbo.MD5_WordToHex(
@iValue INT
)
RETURNS CHAR(8)
WITH ENCRYPTION
AS
BEGIN
DECLARE @sRes VARCHAR(8)
DECLARE @iTmp INT
DECLARE @iCount TINYINT

SELECT @sRes = '', @iCount = 0
WHILE(@iCount BEGIN
SET @iTmp = dbo.MD5_RShift(@iValue,@iCount*8) & 0x000000FF
SET @sRes = @sRes + CASE @iTmp / 16 WHEN 0 THEN '0'
WHEN 1 THEN '1'
WHEN 2 THEN '2'
WHEN 3 THEN '3'
WHEN 4 THEN '4'
WHEN 5 THEN '5'
WHEN 6 THEN '6'
WHEN 7 THEN '7'
WHEN 8 THEN '8'
WHEN 9 THEN '9'
WHEN 10 THEN 'A'
WHEN 11 THEN 'B'
WHEN 12 THEN 'C'
WHEN 13 THEN 'D'
WHEN 14 THEN 'E'
WHEN 15 THEN 'F'
ELSE '' END
+ CASE @iTmp % 16 WHEN 0 THEN '0'
WHEN 1 THEN '1'
WHEN 2 THEN '2'
WHEN 3 THEN '3'
WHEN 4 THEN '4'
WHEN 5 THEN '5'
WHEN 6 THEN '6'
WHEN 7 THEN '7'
WHEN 8 THEN '8'
WHEN 9 THEN '9'
WHEN 10 THEN 'A'
WHEN 11 THEN 'B'
WHEN 12 THEN 'C'
WHEN 13 THEN 'D'
WHEN 14 THEN 'E'
WHEN 15 THEN 'F'
ELSE '' END
SET @iCount = @iCount + 1
END
RETURN(@sRes)
END
GO

/*****************************************************************************
* Name: MD5
* Description: MD5
*****************************************************************************/
CREATE FUNCTION dbo.MD5(
@sOrigMess NVARCHAR(4000)
)
RETURNS CHAR(32)
WITH ENCRYPTION
AS
BEGIN
--====================================
DECLARE @S11 TINYINT
DECLARE @S12 TINYINT
DECLARE @S13 TINYINT
DECLARE @S14 TINYINT
DECLARE @S21 TINYINT
DECLARE @S22 TINYINT
DECLARE @S23 TINYINT
DECLARE @S24 TINYINT
DECLARE @S31 TINYINT
DECLARE @S32 TINYINT
DECLARE @S33 TINYINT
DECLARE @S34 TINYINT
DECLARE @S41 TINYINT
DECLARE @S42 TINYINT
DECLARE @S43 TINYINT
DECLARE @S44 TINYINT

SELECT @S11 = 7, @S12 = 12, @S13 = 17, @S14 = 22
SELECT @S21 = 5, @S22 = 9, @S23 = 14, @S24 = 20
SELECT @S31 = 4, @S32 = 11, @S33 = 16, @S34 = 23
SELECT @S41 = 6, @S42 = 10, @S43 = 15, @S44 = 21
--====================================
DECLARE @a INT
DECLARE @b INT
DECLARE @c INT
DECLARE @d INT
DECLARE @AA INT
DECLARE @BB INT
DECLARE @CC INT
DECLARE @DD INT

SELECT @a = 0x67452301
,@b = 0xEFCDAB89
,@c = 0x98BADCFE
,@d = 0x10325476
--====================================
DECLARE @sRes VARCHAR(32)
SET @sRes = ''
DECLARE @iWordArrayLen INT
DECLARE @iWordArrayCount INT

DECLARE @tTmp TABLE([ID] INT, [Word] INT)
INSERT INTO @tTmp SELECT * FROM dbo.MD5_ConvertToWordArray(@sOrigMess)
SELECT @iWordArrayCount=0, @iWordArrayLen = COUNT(*) FROM @tTmp

WHILE(@iWordArrayCount BEGIN
SELECT @AA = @a, @BB = @b, @CC = @c, @DD = @d

SELECT @a = dbo.MD5_FF(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 0), @S11, 0xD76AA478)
SELECT @d = dbo.MD5_FF(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 1), @S12, 0xE8C7B756)
SELECT @c = dbo.MD5_FF(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 2), @S13, 0x242070DB)
SELECT @b = dbo.MD5_FF(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 3), @S14, 0xC1BDCEEE)
SELECT @a = dbo.MD5_FF(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 4), @S11, 0xF57C0FAF)
SELECT @d = dbo.MD5_FF(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 5), @S12, 0x4787C62A)
SELECT @c = dbo.MD5_FF(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 6), @S13, 0xA8304613)
SELECT @b = dbo.MD5_FF(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 7), @S14, 0xFD469501)
SELECT @a = dbo.MD5_FF(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 8), @S11, 0x698098D8)
SELECT @d = dbo.MD5_FF(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 9), @S12, 0x8B44F7AF)
SELECT @c = dbo.MD5_FF(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 10), @S13, 0xFFFF5BB1)
SELECT @b = dbo.MD5_FF(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 11), @S14, 0x895CD7BE)
SELECT @a = dbo.MD5_FF(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 12), @S11, 0x6B901122)
SELECT @d = dbo.MD5_FF(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 13), @S12, 0xFD987193)
SELECT @c = dbo.MD5_FF(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 14), @S13, 0xA679438E)
SELECT @b = dbo.MD5_FF(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 15), @S14, 0x49B40821)

SELECT @a = dbo.MD5_GG(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 1), @S21, 0xF61E2562)
SELECT @d = dbo.MD5_GG(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 6), @S22, 0xC040B340)
SELECT @c = dbo.MD5_GG(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 11), @S23, 0x265E5A51)
SELECT @b = dbo.MD5_GG(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 0), @S24, 0xE9B6C7AA)
SELECT @a = dbo.MD5_GG(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 5), @S21, 0xD62F105D)
SELECT @d = dbo.MD5_GG(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 10), @S22, 0x2441453)
SELECT @c = dbo.MD5_GG(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 15), @S23, 0xD8A1E681)
SELECT @b = dbo.MD5_GG(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 4), @S24, 0xE7D3FBC8)
SELECT @a = dbo.MD5_GG(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 9), @S21, 0x21E1CDE6)
SELECT @d = dbo.MD5_GG(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 14), @S22, 0xC33707D6)
SELECT @c = dbo.MD5_GG(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 3), @S23, 0xF4D50D87)
SELECT @b = dbo.MD5_GG(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 8), @S24, 0x455A14ED)
SELECT @a = dbo.MD5_GG(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 13), @S21, 0xA9E3E905)
SELECT @d = dbo.MD5_GG(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 2), @S22, 0xFCEFA3F8)
SELECT @c = dbo.MD5_GG(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 7), @S23, 0x676F02D9)
SELECT @b = dbo.MD5_GG(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 12), @S24, 0x8D2A4C8A)

SELECT @a = dbo.MD5_HH(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 5), @S31, 0xFFFA3942)
SELECT @d = dbo.MD5_HH(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 8), @S32, 0x8771F681)
SELECT @c = dbo.MD5_HH(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 11), @S33, 0x6D9D6122)
SELECT @b = dbo.MD5_HH(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 14), @S34, 0xFDE5380C)
SELECT @a = dbo.MD5_HH(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 1), @S31, 0xA4BEEA44)
SELECT @d = dbo.MD5_HH(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 4), @S32, 0x4BDECFA9)
SELECT @c = dbo.MD5_HH(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 7), @S33, 0xF6BB4B60)
SELECT @b = dbo.MD5_HH(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 10), @S34, 0xBEBFBC70)
SELECT @a = dbo.MD5_HH(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 13), @S31, 0x289B7EC6)
SELECT @d = dbo.MD5_HH(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 0), @S32, 0xEAA127FA)
SELECT @c = dbo.MD5_HH(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 3), @S33, 0xD4EF3085)
SELECT @b = dbo.MD5_HH(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 6), @S34, 0x4881D05)
SELECT @a = dbo.MD5_HH(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 9), @S31, 0xD9D4D039)
SELECT @d = dbo.MD5_HH(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 12), @S32, 0xE6DB99E5)
SELECT @c = dbo.MD5_HH(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 15), @S33, 0x1FA27CF8)
SELECT @b = dbo.MD5_HH(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 2), @S34, 0xC4AC5665)

SELECT @a = dbo.MD5_II(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 0), @S41, 0xF4292244)
SELECT @d = dbo.MD5_II(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 7), @S42, 0x432AFF97)
SELECT @c = dbo.MD5_II(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 14), @S43, 0xAB9423A7)
SELECT @b = dbo.MD5_II(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 5), @S44, 0xFC93A039)
SELECT @a = dbo.MD5_II(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 12), @S41, 0x655B59C3)
SELECT @d = dbo.MD5_II(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 3), @S42, 0x8F0CCC92)
SELECT @c = dbo.MD5_II(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 10), @S43, 0xFFEFF47D)
SELECT @b = dbo.MD5_II(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 1), @S44, 0x85845DD1)
SELECT @a = dbo.MD5_II(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 8), @S41, 0x6FA87E4F)
SELECT @d = dbo.MD5_II(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 15), @S42, 0xFE2CE6E0)
SELECT @c = dbo.MD5_II(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 6), @S43, 0xA3014314)
SELECT @b = dbo.MD5_II(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 13), @S44, 0x4E0811A1)
SELECT @a = dbo.MD5_II(@a, @b, @c, @d, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 4), @S41, 0xF7537E82)
SELECT @d = dbo.MD5_II(@d, @a, @b, @c, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 11), @S42, 0xBD3AF235)
SELECT @c = dbo.MD5_II(@c, @d, @a, @b, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 2), @S43, 0x2AD7D2BB)
SELECT @b = dbo.MD5_II(@b, @c, @d, @a, (SELECT [Word] FROM @tTmp WHERE [ID] = @iWordArrayCount + 9), @S44, 0xEB86D391)

SET @a = dbo.MD5_AddUnsigned(@a, @AA)
SET @b = dbo.MD5_AddUnsigned(@b, @BB)
SET @c = dbo.MD5_AddUnsigned(@c, @CC)
SET @d = dbo.MD5_AddUnsigned(@d, @DD)

SET @iWordArrayCount = @iWordArrayCount + 16
END

    SET @sRes = dbo.MD5_WordToHex(@a) + dbo.MD5_WordToHex(@b) + dbo.MD5_WordToHex(@c) + dbo.MD5_WordToHex(@d)
    SET @sRes = LOWER(@sRes)
    RETURN(@sRes)
END
GO

陳述

本文內容由網友自願投稿，版權歸原作者所有。本站不承擔相應的法律責任。如發現涉嫌抄襲或侵權的內容，請聯絡admin@php.cn

SQL Server使用CROSS APPLY与OUTER APPLY实现连接查询Aug 26, 2022 pm 02:07 PM

本篇文章给大家带来了关于SQL的相关知识，其中主要介绍了SQL Server使用CROSS APPLY与OUTER APPLY实现连接查询的方法，文中通过示例代码介绍的非常详细，下面一起来看一下，希望对大家有帮助。

SQL Server解析/操作Json格式字段数据的方法实例Aug 29, 2022 pm 12:00 PM

本篇文章给大家带来了关于SQL server的相关知识，其中主要介绍了SQL SERVER没有自带的解析json函数,需要自建一个函数(表值函数)，下面介绍关于SQL Server解析/操作Json格式字段数据的相关资料，希望对大家有帮助。

聊聊优化sql中order By语句的方法Sep 27, 2022 pm 01:45 PM

如何优化sql中的orderBy语句？下面本篇文章给大家介绍一下优化sql中orderBy语句的方法，具有很好的参考价值，希望对大家有所帮助。

Monaco Editor如何实现SQL和Java代码提示？May 07, 2023 pm 10:13 PM

monacoeditor创建//创建和设置值if(!this.monacoEditor){this.monacoEditor=monaco.editor.create(this._node,{value:value||code,language:language,...options});this.monacoEditor.onDidChangeModelContent(e=>{constvalue=this.monacoEditor.getValue();//使value和其值保持一致i

一文搞懂SQL中的开窗函数Sep 02, 2022 pm 04:55 PM

本篇文章给大家带来了关于SQL server的相关知识，开窗函数也叫分析函数有两类,一类是聚合开窗函数,一类是排序开窗函数,下面这篇文章主要给大家介绍了关于SQL中开窗函数的相关资料,文中通过实例代码介绍的非常详细,需要的朋友可以参考下。

springboot配置mybatis的sql执行超时时间怎么解决May 15, 2023 pm 06:10 PM

当某些sql因为不知名原因堵塞时，为了不影响后台服务运行，想要给sql增加执行时间限制，超时后就抛异常，保证后台线程不会因为sql堵塞而堵塞。一、yml全局配置单数据源可以，多数据源时会失效二、java配置类配置成功抛出超时异常。importcom.alibaba.druid.pool.DruidDataSource;importcom.alibaba.druid.spring.boot.autoconfigure.DruidDataSourceBuilder;importorg.apache.

Monaco Editor怎么实现SQL和Java代码提示May 11, 2023 pm 05:31 PM

如何使用exp进行SQL报错注入May 12, 2023 am 10:16 AM

0x01前言概述小编又在MySQL中发现了一个Double型数据溢出。当我们拿到MySQL里的函数时，小编比较感兴趣的是其中的数学函数，它们也应该包含一些数据类型来保存数值。所以小编就跑去测试看哪些函数会出现溢出错误。然后小编发现，当传递一个大于709的值时，函数exp()就会引起一个溢出错误。mysql>selectexp(709);+-----------------------+|exp(709)|+-----------------------+|8.218407461554972

See all articles