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(c) 1988-2003 Microsoft Corporation Enterprise Edition on Windows NT
5.0 (Build 2195: Service Pack 3)
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CREA ......
and exists (select * from sysobjects) //ÅжÏÊÇ·ñÊÇMSSQL
and exists(select * from tableName) //ÅжÏij±íÊÇ·ñ´æÔÚ..tableNameΪ±íÃû
and 1=(select @@VERSION) //MSSQL°æ±¾
And 1=(select db_name()) //µ±Ç°Êý¾Ý¿âÃû
and 1=(select @@servername) //±¾µØ·þÎñÃû
and 1=(select IS_SRVROLEMEMBER('sysadmin')) //Å ......
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Syntax:
identifier [CONSTANT] datatype [NOT NULL] [:= | DEFAULT expr];
SQL> declare
2 a date;
3 b number(20) not null :=100;
4 c varchar2(10);
5 d constant number(20) default 1000;
6 begin
7 null;
8 end;
9 /
PL/SQL procedure successful ......
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September 14th, 2006 by OoperMan (1 votes, average: 5 out of 5) Loading ...
SQL Server 2005 Áª»ú´ÔÊé
DECLARE CURSOR ......