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How to recover online log files after corruption

Recovery Yesterday encountered an Oracle database problem, the environment is: windows2000+oracle9i. After using Windows shutdown reboot, Oracle cannot connect, and when startup with startup always reports a ORA-00333 error, check the Oracle

Finding the worst Performance query statement in an Oracle database

"V$sqlarea" and "v$sql" are very useful views in which you can find the SQL statements that you find to be optimized for the least efficient execution. The value of the "disk_reads" column represents the amount of disk read by the statement in the

Analyze and resolve ora-4030 errors

Error | resolution Analyze and resolve ora-4030 errors What does ORA-4030 mean? This error means that the Oracle server process cannot obtain more memory from the operating system. The memory here refers to the PGA (Program Global Area) and

A description of secure and reliable replication issues in Oracle

Use off-the-shelf Oracle technology to build distributed systems. Replication involves keeping some or all application data in a distributed system synchronized across multiple databases. In this column, I'll explain why you need to use the

Installation and configuration of Oracle 8I under HP-UX

Oracle recently in the toss hp-ux11.11, I will be the Oracle 8I in HP-UX installation and configuration process written out, I hope to share with you, if you can help, Diao greedy feel gratified. If you have any questions or your experiences and

Oracle 10g Dataguard Deployment Process

This document is only the process of deploying Dataguard, does not involve the interpretation and description of concepts, there is no dataguard theory of introduction, in this regard, please check the official Oracle documentation. Operating

[Oracle] Oracle Error Case: TNS-00510

TNS-00510 Internal Limit restriction exceeded Cause Too Many files or sockets open simultaneously (or some other resource has). Action for further details, trace the operation for protocol details. TNS-12500 Tns:listener failed to start a dedicated

View and manage Oraclepatch

Oracle patch is also an Oracle patch. Oracle patches also contain several kinds, small patches are simply difficult to count, it is inevitable to dazzle people. However, Oracle patch is still in order. And Oracle's Opatch tools are handy for

Oracle Roles and permissions detailed

I. Oracle built-in role connect and resource permissions Grant Connect,resource to user; Connect role:--is the typical right to give end users, the most basic Alter session--modifying sessions Create CLUSTER--Create a cluster Create DATABASE

Track Oracle9i CPU and I/O usage costs

When Oracle releases each new release, the database becomes more focused, especially in its external environment. Oracle has set many important initialization parameters based on the number of CPUs on the Oracle server, and Oracle is now more aware

OWB 11g Progressive Series (0) Oracle Warehouse Builder 11g Architecture and components

This paper is compiled from Oracle documentation Warehouse Builder 11g Architecture and components Oracle Warehouse Builder is an information integration tool that can transform data into high-quality information using an Oracle database. The

Oracle 10g vs PostgreSQL 8 vs MySQL 5 (peripheral features rating)

Mysql|oracle This is my comparison's installing and getting started with Oracle 10g, PostgreSQL 8 and MySQL 5. This is what I consider the comparison of the ' art for three categories to db:commercial vs. Academe vs. Internet Model. This is a

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