oracl 和db2 常用语法比较: 1、取前N条记录 Oracle:Select * from TableName where rownum <= N; DB2:Select * from TableName fetch first N rows only; 2、取得系统日期 Oracle:Select sysdate from dual; DB2:Select current timestamp from sysibm.sysdummy1; 3、空值转换 Oracle:Select
EhLib 9.1.024 源码版本,自行编译 EhLib 9.1 Build 9.1.024 Professional Edition. ---------------------------------------------- The Library contains components and classes for Borland Delphi versions 7, 9, Developer Studio 2006, Delphi 2007, Embarcadero RAD St