Oracle Oradim 命令
oradim 命令oradim 命令是 oracle 在 windows 下提供的跟例程和服务有关的一个工具。当 oracle 软件和例程都坏掉,只剩下参数文件,控制文件,数据文件,日值文件的时候,可以通过 oradim 命令建一例程到 oracle ...
SQL Join 用法
条件连接(join)T1 { [INNER] | { LEFT | RIGHT | FULL } [OUTER] } JOIN T2 ON boolean_expression;T1 { [INNER] | { LEFT | RIGHT | FULL } [OUTER] } JOIN T2 USING ( join column list );T1 NATURAL { [INNER] ...
Native Dynamic SQL
About the Four Dynamic SQL Methods Now that you've been introduced to the two basic statements used to implement native dynamic SQL in PL/SQL, it's time to take a step back and review the four distin...
Talking with my project manager
Talking with my project manager After several months work for a new company, I want...
Linux系统中关于文件编码以及编码的转换
Windows中默认的文件格式是GBK(gb2312),当然也可以保存为UTF-8的,最简单的方法是用记事本的“另存为”就可以做到。 为了与windows兼容,SecureCRT中文件编码的默认配置是”Default”,其实也就是GBK。如果我们将...
ORACLE SPOOL用法
关于SPOOL(SPOOL是SQLPLUS的命令,不是SQL语法里面的东西。)对于SPOOL数据的SQL,最好要自己定义格式,以方便程序直接导入,SQL语句如:select taskindex||'|'||commonindex||'|'||tasktype||'|'||to_number(to_char...