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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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    ÊýÁ¿¼¶£ºa:1000Ìõ,  b:100 ÍòÌõ£¬ ......

Oracle Data Gurad Logical Standby Ïà¹ØËµÃ÷


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1  È·ÈϲÙ×÷µÄ¶ÔÏóºÍÓï¾äÊÇ·ñÄܱ»Âß¼­StandbyÖ§³Ö
ÓÉÓÚÂß¼­StandbyÊÇͨ¹ýSQLÓ¦ÓÃÀ´±£³ÖÓëPrimaryÊý¾Ý¿âµÄͬ²½¡£SQLÓ¦ÓÃÓëREDOÓ¦ÓÃÊÇÓкܴóµÄÇø±ð£¬REDOÓ¦ÓÃʵ¼ÊÉÏÊÇÔÚÎïÀíStandby¶Ë½øÐÐRECOVER£»SQLÓ¦ÓÃÔòÊÇ·ÖÎöÖØ×öÈÕÖ¾ÎļþÖеÄREDOÐÅÏ¢£¬²¢½«Æäת»»ÎªSQLÓï¾ä£¬ÔÚÂß¼­Standby¶ËÖ´ ......

oracle ÎïÀíÊý¾Ý¿â½á¹¹

ºÃ¾Ã¾ÍÏë¿´oracleÁË£¬ÓÉÓÚ×Ô¼ºÌ«ÀÁ£¬×î½ü²Å¿ªÊ¼¡£Ï£ÍûÒÔºóÄÜÑø³ÉºÃϰ¹ß¡£
Ò»¡¢oracle 10g ·þÎñÆ÷
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oracleÊý¾Ý¿âÖв鿴ËùÓбíSQL

select   table_name   from   user_tables;     //µ±Ç°Óû§µÄ±í  
   
  select   table_name   from   all_tables;     //ËùÓÐÓû§µÄ±í  
   
  select   table_name   from   dba_tables;   &n ......

oracle¾ÓÈ»Äܵ÷ÓÃjava³ÌÐò

ÒÔǰֻ֪µÀjavaÄܵ÷ÓÃoracle´æ´¢¹ý³ÌºÍº¯Êý£¬µ«½ñÌìÎÒ·¢ÏÖÔ­À´oracleÒ²¿ÉÒÔµ÷ÓÃjava
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call dbms_java.set_output(5000);
--Ê×ÏÈÔÚoracleÖбàÒëjavaÎļþ ÒÔÏÂÊǸö¼òµ¥µÄ
create or replace and compile java source named helloworld as
public     class   hellowor ......
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