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char(10)£¨Õâ¸öÊÇÓÃÀ´´æ´¢Ö¸¶¨´æ´¢´óСµÄ×Ö·û¿ª±ÙµÄ¿Õ¼äΪ10£©,
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create table fg_user
( name char(10),
age number(3),
salary number(7,2),
birthday date
);
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desc fg_userÊDzéѯ±íµÄ£¨¿´¿´´´½¨ÁËÄÇЩÀàÈÝÈ磺name£¬age£¬salary£¬birthdayµÈ£©¡£
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create database yongfa365_com
on
( name = yongfa365_comt,
filename = 'd:\yongfa365_com.mdf',
size = 4,
maxsize = 10,
filegrowth = 1
)
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drop database yongfa365_com
--±¸·ÝÊý¾Ý¿â
backup database yongfa365_com to disk='d:\yongfa365_com.bak'
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declare cur cursor for select name from Master..SysDatabases where name not in ('master','model','msdb','Northwind','pubs')
declare @tb sysname
open cur
fetch next from cur into @tb
while @@fetch_status=0
begin
exec ('dump transaction ['+@tb+'] with no_log') &nb ......
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select a.FRMNO,a.GATE,a.MSGID,a.MailSendTime,a.UserNM, a.MailSubject,a.IsRead,a.FRMID,a.isattach,b.STATE ,a.FLOWSTATE from ROAMSGE a, ROASTAT b where a.FRMID = b.FRMID and b.state='1' and a.FrmNm like '%" + Cdorpsel1 + "%' and a.MAILSENDTIME>to_date('" + date1 + "','YYYY-MM-DD') and a.MAILSENDTIME<=to_date('" + date2 + "','YYYY-MM-DD')+1 and a.ToUserId='" + flw_LogonId + "' order by MAILSENDTIME desc ......
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alter table table_name add mmm varchar2(10);
update table_name set mmm=** ;
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insert into t_address (addressname) (select vcname from busstop)
create sequence seq_id_test_increment --ÐòÁÐ
increment by 1 start with 1 maxvalue 9999999;
create or replace trigger insert_test_increment --´¥·¢Æ÷
before insert on t_address --t_address ±í
referencing
new as new
old as old
for each row
begin
select seq_id_test_increment.nextval into :new.addressid from dual; --addressid×Ö¶Î
end; ......
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update table_name set mmm=** ;
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insert into t_address (addressname) (select vcname from busstop)
create sequence seq_id_test_increment --ÐòÁÐ
increment by 1 start with 1 maxvalue 9999999;
create or replace trigger insert_test_increment --´¥·¢Æ÷
before insert on t_address --t_address ±í
referencing
new as new
old as old
for each row
begin
select seq_id_test_increment.nextval into :new.addressid from dual; --addressid×Ö¶Î
end; ......
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USE tempdb
GO
-- ÔÊÐíService Broker
ALTER DATABASE tempdb SET
ENABLE_BROKER
GO
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-- =======================================
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-- 1. service broker ¶ÔÏó
-- =======================================
-- a. message type, ÒªÇóʹÓÃxml ´«µÝÊý¾Ý
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