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prompt 12520 TNS error 4The experiment on winCmdSet ORACLE_SID=ORCLConn/as SYSDBAShow parameter Db_nameShow parameter ServiceConn HR/HRAlter user HR identified by HR account unlock; unlock hr userSelect salary from employees where employee_id=100;Then do the database chain, first to do TNSVim Tnsnames.oraORCL244 =(DESCRIPTION =(Address_list =(ADDRESS = (PROTOCOL = TCP) (HOST = 192.168.0.244) (PORT = 1521)))(Connect_data =(SERVER =

not have these problems, because system generally has these permissions. Security settings for the database server For dedicated MSSQL database servers, open only 1433 and 5631 ports, as described above, to set up TCP/IP filtering and policy. For MSSQL, first you need to set a strong password for the SA, use mixed authentication, strengthen the logging of the database log, and audit the "success and failur

Tags: QQSQL Server Technical Discussion dedicated QQ group is highly recommendedQQ Group No.: 213291913650) this.width=650; "title=" QQ group. png "alt=" Wkiol1jtkqjbtiafaad5b34pyyw068.png "src=" https://s2.51cto.com/wyfs02/ M01/8f/18/wkiol1jtkqjbtiafaad5b34pyyw068.png "/>Precautions:This QQ group is limited to the exchange of SQL Server technology, do not pour w

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The IISRewrite program dedicated by Bo-Blog to the Windows Server. This article provides a scheme for Bo-Blog users to implement URLRewrite on Windows IIS5.16.0 server. The advantage of this solution is that it does not require any component support and does not need to install ISAPI filters (this article will provide a scheme for Bo-Blog users to implement URL R

"ReportServerTempDB".2007-03-08 18:22:05.73 SPID5 clears the tempdb database.2007-03-08 18:22:05.84 spid9 Start the database "AdventureWorks2000".2007-03-08 18:22:05.87 spid10 Start the Database "demo".2007-03-08 18:22:06.32 spid7 Start the database "Classnorthwind".2007-03-08 18:22:06.69 spid8 Start the database "Demo2".2007-03-08 18:22:10.89 SPID5 Start the database "tempdb".2007-03-08 18:22:11.12 spid3 Recovery is complete.2007-03-08 18:22:11.12 SPID3 SQL Global Counter Collection task is cr

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