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.batÆô¶¯Êý¾Ý¿â·þÎñ(MSSQL,Oracle)

 @echo off
:dosmenu
REM Ñ¡Ôñ²Ëµ¥
echo  Windows ·þÎñÆô¶¯»ò¹Ø±Õ By hope 2008Äê2ÔÂ7ÈÕ     
echo.
echo [1]Æô¶¯Sql Server2005   [2]¹Ø±ÕSql Server2005
echo [3]Æô¶¯Oracle9i         [4]¹Ø±ÕOracle9i
echo.
echo             ÆäËü¼üÍ˳ö±¾³ÌÐò
echo.
set /P CHS= ÇëÑ¡Ôñ·þÎñ: [1],[2],[3],[4]
if /I "%CHS%"=="1" (
goto aaaa
)
if /I "%CHS%"=="2" (
goto bbbb
)
if /I "%CHS%"=="3" (
goto cccc
)
if /I "%CHS%"=="4" (
goto dddd
)
goto close
:aaaa
REM Æô¶¯Sql Server2005
net start MSSQLSERVER
pause
cls
goto dosmenu
:bbbb
REM ¹Ø±ÕSql Server2005
net stop MSSQLSERVER
pause
cls
goto dosmenu
:cccc
REM Æô¶¯Oracle9I
net start "OracleServiceHOPE"
net start "OracleOraHome92TNSListener"
pause
cls
goto dosmenu
:dddd
REM Æô¶¯Oracle9I
net stop "OracleOraHome92TNSListener"
net stop "OracleServiceHOPE"
pause
cls
goto dosmenu
:close
REM Í˳ö
exit
-----------------------------------
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oracle hintÖÐordered ºÍleadingÔ­ÀíºÜºÃµÄÌû×Ó

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select /*+ordered use_hash(a,b,c,d) */ *
from a,b,c,d
Where ...
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Oracle³£ÓÃÃüÁî

1. ÐÞ¸Äredo log file´óС
SQL> select group#,status from v$log;
SQL> alter database add logfile group 4 'F:\oracle\product\10.2.0\oradata\orcl\REDO04.LOG' size 512m;
SQL> alter system switch logfile;
SQL> select group#,status from v$log;
2. ÐÞ¸Älarge_pool_size´óС
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Oracle ÖÐÈçºÎɾ³ýÖØ¸´Êý¾Ý

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Oracle Ŀ¼·þÎñ

Create directoryÈÃÎÒÃÇ¿ÉÒÔÔÚOracleÊý¾Ý¿âÖÐÁé»îµÄ¶ÔÎļþ½øÐжÁд²Ù×÷£¬¼«´óµÄÌá¸ßÁËOracleµÄÒ×ÓÃÐԺͿÉÀ©Õ¹ÐÔ¡£
ÆäÓ﷨Ϊ:
CREATE [OR REPLACE] DIRECTORY directory
AS 'pathname
';
±¾°¸Àý¾ßÌå´´½¨ÈçÏÂ:
create or replace directory exp_dir as '/tmp';
Ŀ¼´´½¨ÒԺ󣬾ͿÉÒ԰ѶÁдȨÏÞÊÚÓèÌØ¶¨Óà ......
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