ping oracle database

Problem Description: When landing Oracle database, whether from SQL Plus or from Toad Landing, there will be no landing on the phenomenon. Prompt for package receive failed: ORA-12637 appears. Workaround: Modify the Sqlnet.ora file,

How to modify the Database Name (db_name) and Instance name (Instance_name or Service_name) Nid is a tool provided by Oracle starting from 9iR2. It can be used to change the database name without the need to recreate the control file or other

Oracle Cluster Concepts and principles (ii) Overview: write down the original intent and motivation of this document, derived from the Oracle Basic operating Manual of the previous article. The Oracle Basic Operations Manual is a summary

Compare the ping commands of tnsping and TCP/IP of Orale: -----------------------------------------------------------------------------Oracle Net tool (command) tnsping is an OSI Session Layer tool used: 1) Verify the name resolution (name

How to modify the Database Name (db_name) and Instance name (Instance_name or Service_name)Nid is a tool provided by Oracle starting from 9iR2. It can be used to change the database name without the need to recreate the control file or other

Oracle's architecture is broadly divided into two parts: Instance (instance) and database. Instance (example) : The SGA is mainly included in Oracle Instance and some processes (for example: Pmon, Smon, Dbwn, LGWR, CKPT, etc.). If a user's

First of all, I apologize to you for your lack of stability due to work reasons, so my blog has not been updated in time. Today, I finally took the time to update my blog and write the results I got in two hours.   Recently, the development platform

How to connect to the Oracle database and how to solve the fault-Summary highly recommended This article describes how to connect to Oracle Summary , Especially suitable Program Developers and Oracle cainiao How to configure to connect the client

First, IntroductionUltra-large systems are characterized by:1. The number of users to deal with is generally more than million, and some more than tens of millions of data, the database generally more than 1TB;2. The system must provide real-time

Troubleshooting of SQL plus logon failures caused by su switching in Oracle Problem description:The Oracle database in the production environment suddenly fails to log on, and the oracle database in the rlwrap production environment suddenly fails