SQL´æ´¢¹ý³Ì²âÊÔ£¨9£©——ʾÀý³ÌÐò
´Ë²¿·ÖÄÚÈÝ´´½¨Ò»¸öÇáÁ¿¼¶T-SQL²âÊÔÌ×¼þ£¬×ܹ²ÓÐ3¸ö½Å±¾£º
ÓÃÓÚ´´½¨²âÊÔÆ½Ì¨Êý¾ÝºÍ´ý²â´æ´¢¹ý³ÌµÄ½Å±¾
--======================
--makeDbTestAndResults.sql
use master
go
if exists (select * from sysdatabases where name = 'DbTestAndResults')
drop database makeDbTestAndResults
go
if exists (select * from sysxlogins where name = 'testLogin')
exec sp_droplogin 'testLogin'
go
create database makeDbTestAndResults
go
use makeDbTestAndResults
go
create table tb1TestCases
(
caseID char(4) primary key,
input datetime not null,
expectedChecksum int not null
)
go
--ÏÂÃæ²åÈëµÄÊÇÓÃÓÚusp_HiredAfterµÄ²âÊÔÊý¾Ý£¬²ÉÓÃÁË¶ÔÆÚÍûÖµÇóУÑéºÍµÄ·½·¨
--Ò²¿ÉÒÔͨ¹ýBCP,BTS»òÕßC#³ÌÐò´ÓÎı¾Îļþ¶ÁÈëÕâЩÊý¾Ý
insert into tb1TestCases values('0001','10/25/2009',1042032)
insert into tb1TestCases values('0002','10/25/2009',9999999)--deliberate error
insert into tb1TestCases values('0003','10/25/2008',25527856)
insert into tb1TestCases values('0004','10/10/2006',1042032)
go
create table tb1Results
(
caseID char(4) not null,
result char(4) not null,
whenRun datetime not null
)
go
exec sp_addlogin 'testLogin','secret'
go
exec sp_grantdbaccess 'testLogin'
go
grant select,insert,delete,update on tb1TestCases to testLogin
go
grant select,insert,delete,update on tb1Results to testLogin
go
--½áÊø½Å±¾
ÓÃÓÚ´´½¨²âÊÔÀýÀýÊý¾ÝºÍ²âÊÔ½á¹û´æ´¢µÄ½Å±¾
--==========================
--makeDbEmployees.sql
use master
go
if exists(select * from sysdatabases where name = 'dbEmployees')
drop database dbEmployees
go
if exists(select * from sysxlogins where name = 'employeesLogin')
exec sp_droplogin 'employeesLogin'
go
create database dbEmployees
go
use dbEmployees
go
create table tb1Employees
(
empID char(3) primary key,
empLast varchar(35) not null,
empDOH datetime not null,
)
go
insert into tb1Employees values('e11','Adams','10/25/2009')
insert into tb1Employees
Ïà¹ØÎĵµ£º
ÕªÒª
¶ÔÓÚSQL ServerÖеÄÔ¼Êø£¬Ïë±Ø´ó¼Ò²¢²»ÊǺÜİÉú¡£µ«ÊÇÔ¼ÊøÖÐÕæÕýµÄÄÚºÊÇʲô£¬²¢²»ÊǺܶàÈ˶¼ºÜÇå³þµÄ¡£±¾ÎÄÒÔÏêϸµÄÎÄ×ÖÀ´½éÉÜÁËʲôÊÇÔ¼Êø£¬ÒÔ¼°ÈçºÎÔÚÊý¾Ý¿â±à³ÌÖÐÓ¦ÓúÍʹÓÃÕâÐ©Ô¼Êø£¬À´´ïµ½¸üºÃµÄ±à³ÌЧ¹û¡££¨±¾ÎIJ¿·ÖÄÚÈݲο¼ÁËSQL ServerÁª»úÊֲᣩ
ÄÚÈÝ
Êý¾ÝÍêÕûÐÔ·ÖÀà
ʵÌåÍêÕûÐÔ
&nb ......
ÕâÀï½éÉÜsql server2005ÀïÃæµÄÒ»¸öʹÓÃʵÀý£º
CREATE TABLE tb(province nvarchar(10),city nvarchar(10),score int)
INSERT tb SELECT 'ÉÂÎ÷','Î÷°²',3
UNION ALL SELECT 'ÉÂÎ÷','°²¿µ',4
UNION ALL SELECT 'ÉÂÎ÷','ººÖÐ',2
UNION ALL SELECT '¹ã¶«','¹ãÖÝ',5
UNION ALL SELECT '¹ã¶«','Ö麣',2
UNION ......
1. SQLÓÅ»¯µÄÔÔòÊÇ£º
½«Ò»´Î²Ù×÷ÐèÒª¶ÁÈ¡µÄBLOCKÊý¼õµ½×îµÍ,¼´ÔÚ×î¶ÌµÄʱ¼ä´ïµ½×î´óµÄÊý¾ÝÍÌÍÂÁ¿¡£
µ÷Õû²»Á¼SQLͨ³£¿ÉÒÔ´ÓÒÔϼ¸µãÇÐÈ룺
¼ì²é²»Á¼µÄSQL£¬¿¼ÂÇÆäд·¨ÊÇ·ñ»¹ÓпÉÓÅ»¯ÄÚÈÝ
¼ì²é×Ó²éѯ ¿¼ÂÇSQL×Ó²éѯÊÇ·ñ¿ÉÒÔÓüòµ¥Á¬½Óµ ......
SQL Server ¼¸¸öºÃÓõÄSQLÓï¾ä
1¡¢¸´ÖƱí
select * into desttable from srctable
½« srctable ÍêÕûµØ¸´ÖÆÒ»·Ýµ½ desttable ÖУ¬µ±È»ºóÃæÒ²¿ÉÒÔ¼ÓÉÏÌõ¼þÀ´ÏÞ¶¨ÐèÒª¸´ÖƵļǼ
ÒªÇó£ºdesttable ±ØÐëΪ²»´æÔڵıíÃû¡£
insert into desttable(column1, column2) select columna, columnb from sr ......