how to get service name in oracle

database name, instance name, database domain name, global database name , service name,This is a few concepts that make many beginners easily confused. I believe many beginners are as confused as I am in the title of these concepts. Let's get them

1. Database Name 1.1 The Concept Database Name (db_name) is the identifier of a database, just like the ID card number of a person. If multiple databases are installed on a machine, each database has a database name. After the database is installed

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

Summary Oracle Database is a well-known leading database system on Unix hardware platforms. Oracle users and administrators are therefore familiar with the Oracle architecture on the UNIX platform and the tools and skills above it, and get the

Troubleshooting of Logon failures when su switches to sqlplus in Oracle, oraclesqlplusProblem description:The oracle database in the production environment suddenly fails to log on, and the oracle database in the rlwrap production environment

--- The following is OracleClient The following describes how to access the Oracle database through the ASP. NET page through System. Data. OracleClient, In fact, it is relatively simple, First, let's introduce the environment, My machine is

1 Overview 1.1 proposal of questions Currently, many applications store data in the database and read and process data from the database. In business processing, applications are often divided into two types: Data consumer applications ("Producers"

How RAC Works and related components (iii) 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 of

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

Contents I. Hardware requirementsIi. SoftwareIii. System Installation notes4. system preparation before Oracle Installation5. install and configure Oracle6. Upgrade Oracle to patchset 10.2.0.47. Use rlwrap to call historical commands in sqlplus