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ALTER TABLE --ÐÞ¸ÄÊý¾Ý¿â±í½á¹¹
CREATE VIEW --´´½¨Ò»¸öÊÓͼ
DROP VIEW --´ÓÊý¾Ý¿âÖÐɾ³ýÊÓͼ
CREATE INDEX --ΪÊý¾Ý¿â±í´´½¨Ò»¸öË÷Òý
DROP INDEX --´ÓÊý¾Ý¿âÖÐɾ³ýË÷Òý
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DROP SCHEMA --´ÓÊý¾Ý¿âÖÐɾ³ýÒ»¸öģʽ
CREATE DOMAIN --´´½¨Ò»¸öÊý¾ÝÖµÓò
ALTER DOMAIN --¸Ä±äÓò¶¨Òå
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--set @id = '10010001'
select @id = '10010001'
---È«¾Ö±äÁ¿
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--IF ELSE
declare @x int @y int @z int
select @x = 1 @y = 2 @z=3
if @x > @y
print 'x > y' --´òÓ¡×Ö·û´®'x > y'
else if @y > @z
print 'y > z'
else print 'z > y'
--CASE
use pangu
update employee
set e_wage =
case
when job_level = '1' then e_wage*1.08
when job_level =
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Rebuild indexes online with SQL Server 2005
http://blogs.techrepublic.com.com/datacenter/?p=249
Online index rebuild
SQL Server 2005 introduces the ability to rebuild your indexes in an
online fashion so that other processes are able to access the table
while the rebuild is occurring. Because y ......
http://www.sql-server-performance.com/tips/clustered_indexes_p1.aspx
As a rule of thumb, every table should have a clustered index. Generally, but not always, the clustered index should be on a column that monotonically increases--such as an identity column, or some other column where the value is ......
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(5) SQL Server Management Studio
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