SQL SERVER 2005Êý¾Ý¼ÓÃÜ
-- ʾÀýÒ», ʹÓÃÖ¤Êé¼ÓÃÜÊý¾Ý.
-- ½¨Á¢²âÊÔÊý¾Ý±í
CREATE TABLE tb(ID int IDENTITY (1,1),data varbinary (8000));
GO
-- ½¨Á¢Ö¤ÊéÒ», ¸ÃÖ¤ÊéʹÓÃÊý¾Ý¿âÖ÷ÃÜÔ¿À´¼ÓÃÜ
CREATE CERTIFICATE Cert_Demo1
WITH
SUBJECT = N'cert1 encryption by database master key' ,
START_DATE = '2008-01-01' ,
EXPIRY_DATE = '2008-12-31'
GO
-- ½¨Á¢Ö¤Êé¶þ, ¸ÃÖ¤ÊéʹÓÃÃÜÂëÀ´¼ÓÃÜ
CREATE CERTIFICATE Cert_Demo2
ENCRYPTION BY PASSWORD = 'liangCK.123'
WITH
SUBJECT = N'cert1 encrption by password' ,
START_DATE = '2008-01-01' ,
EXPIRY_DATE = '2008-12-31'
GO
-- ´Ëʱ, Á½¸öÖ¤ÊéÒѾ½¨Á¢Íê, ÏÖÔÚ¿ÉÒÔÓÃÕâÁ½¸öÖ¤ÊéÀ´¶ÔÊý¾Ý¼ÓÃÜ
-- ÔÚ¶Ô±ítb ×öINSERT ʱ, ʹÓÃENCRYPTBYCERT ¼ÓÃÜ
INSERT tb(data)
SELECT ENCRYPTBYCERT ( CERT_ID ( N'Cert_Demo1' ), N' ÕâÊÇÖ¤Êé1 ¼ÓÃܵÄÄÚÈÝ-liangCK' ); -- ʹÓÃÖ¤Êé1 ¼ÓÃÜ
INSERT tb(data)
SELECT ENCRYPTBYCERT ( CERT_ID ( N'Cert_Demo2' ), N' ÕâÊÇÖ¤Êé2 ¼ÓÃܵÄÄÚÈÝ-liangCK' ); -- ʹÓÃÖ¤Êé2 ¼ÓÃÜ
--ok. ÏÖÔÚÒѾ¶ÔÊý¾Ý¼ÓÃܱ£Ö¤ÁË. ÏÖÔÚÎÒÃÇSELECT ¿´¿´
SELECT * from tb ;
-- ÏÖÔÚ¶ÔÄÚÈݽøÐнâÃÜÏÔʾ.
-- ½âÃÜʱ, ʹÓÃDECRYPTBYCERT
SELECT Ö¤Êé1 ½âÃÜ = CONVERT ( NVARCHAR (50), DECRYPTBYCERT ( CERT_ID ( N'Cert_Demo1' ),data)),
-- ʹÓÃÖ¤Êé2 ½âÃÜʱ, ÒªÖ¸¶¨DECRYPTBYCERT µÄµÚÈý¸ö²ÎÊý,
-- ÒòΪÔÚ´´½¨Ê±, Ö¸¶¨ÁËENCRYPTION BY PASSWORD.
-- ËùÒÔÕâÀïҪͨ¹ýÕâ¸öÃÜÂëÀ´½âÃÜ. ·ñÔò½âÃÜʧ°Ü
Ö¤Êé2 ½âÃÜ
= CONVERT ( NVARCHAR (50), DECRYPTBYCERT ( CERT_ID ( N'Cert_Demo2' ),data, N'liangCK.123' ))
from tb ;
-- ÎÒÃÇ¿ÉÒÔ¿´µ½, ÒòΪµÚ2 Ìõ¼Ç¼ÊÇÖ¤Êé2 ¼ÓÃܵÄ. ËùÒÔʹÓÃÖ¤Êé1 ½«ÎÞ·¨½âÃÜ. ËùÒÔ·µ»ØNULL
/*
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Name
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Tom
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T_Course ±í
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ID
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USE MASTER
GO
--´´½¨Êý¾Ý¿âÎļþ´æ·ÅĿ¼
EXEC XP_CMDSHELL 'MKDIR D:\LOANSTUMIS'
IF EXISTS(SELECT *
from SYSDATABASES
WHERE NAME = 'LOANSTU')
DROP DATABASE LOANSTU
GO
--´´½¨Êý¾Ý¿â
CREATE DATABASE LOANSTU
ON
(
NAME = 'LOANSTU_DATA',
FILENAME = 'D:\LOANSTUMIS\LOANSTU_DATA.MDF',
......
±¾ÎÄÑÝʾÁË SQL Server 2008 ·ÖÇø±íʵÀý;
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4. ´´½¨·ÖÇø±í;
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-- ×÷³ÉÕß leno
-- ÈÕÆÚ: 2009-06-06 23:50:01.700
-- ......