create database link oracle 11g

Tags: Oracle 11gORACLES11 the startup state of the databaseORACLE11G must go through three states at boot time: Nomount,mount,open.Nomount: Only open the DB instance in this state, read the parameter file.MOUNT: Opens the control file according to the parameter file information. Reads various information in the control file, such as the data file location, the log file path, but does not open the data file.Open: Opens the data file and carries out a s

Connect to data with sys user sqlplus:Sql*plus:release 11.2.0.3.0 Production on Thu June 22 11:07:58 2017Copyright (c) 1982, Oracle. All rights reserved.Connected to:Oracle Database 11g Enterprise Edition Release 11.2.0.3.0-64bit ProductionWith the partitioning, Oracle Label Security, OLAP, Data Mining,

)(Sid_name = MSSQL)(Program = tg4msql)))****************************** 4. Configure tnsnames. ora in the Network \ ADMIN directory of the Oracle main directory. In my example:******************************MSSQL =(Description =(Address = (Protocol = TCP) (host = 192.168.1.180) (Port = 1521 ))(CONNECT_DATA = (SID = MSSQL ))(HS = MSSQL))****************************** 5. Restart listener. 6. Use sqlplus to establish and test the

Oracle Create, delete database LINKCreate Dblink: Create database link [name] connect to [username] identified by [password] using ' (DESCRIPTION = (address_ LIST = (address = (PROTOCOL = TCP) (HOST = [IP]) (port

Connect to the Database SQL Server Data Source = PC-YZC \ sqlexpress server nameInitial catalog = News Database NameSQL Server AuthenticationUser ID = sa User NamePassword = 19920514 Password Start cacheCd c: \ WINDOWS \ Microsoft. NET \ framework \ v4.0.30319 Aspnet_regsql-c "Data Source = PC-YZC \ sqlexpress; initial catalog = News; persist Security info = true; user id = sa; Password = 19920514"

[One of Oracle XE series] install Oracle XE11gR2 X64 database in Windows10_X64 environment, and create database in oraclexe I. Installation 1. Go to the Oracle official website to download the XE installation package [Download pat

normal. Path:d:\app\administrator\product\11.2.0\client_1;d:\app\administrator\product\11.2.0\dbhome_1\bin; ... The fourth is Oracle_sid (ORCL instance name, which is the name of the database at installation time) Oracle_sid:orcl The fifth one is oracle_home. Oracle_home: You can not set, if the settings must be correct, otherwise can not be used. If you forget the instance name at Oracle installatio

In the. Net project, use ODAC to link Oracle Database configurations In the. Net project, use ODAC to link Oracle Database configurations I. Development Environment 1. ODAC connection method ODAC directly uses

Virtual Machine Files:Http://pan.baidu.com/s/1pJL5TubBackup one to prevent invalidationHttps://pan.baidu.com/s/1nvbZQadReadme file:Database version:Oracle Database 11g Enterprise Edition Release 11.2.0.1.0-64bit ProductionLinux version:Red Hat Enterprise Linux Server release 5.8 (Tikanga)VMware version:Vmware 9.0User name:Root/oracleOracle/oracleDB user name password:System|managerIP:192.168.0.151TNSNames:t

database cluster can also be written like this. Create Public database link Dblinkname connect to username identified by passwordUsing ' (DESCRIPTION =(Address_list =(ADDRESS = (PROTOCOL = TCP) (HOST = database_ip) (PORT = 1521)))(Connect_data =(Service_Name =servicename)))‘; Access related information SELECT * from

Database Link: The main purpose is to access the remote database. You can directly access the remote database through the database link. Synonym: To make distributed operations more transparent, the

By default, access between different Oracle Server databases is remotely accessed through local operations *. * 1. Create a database linkExample:Create public database link orcl211 connect to username identified by password using '(DESCRIPTION =(ADDRESS_LIST =(ADDRESS = (PRO

Create an Oracle database Create an Oracle database (taking Oracle10g as an example) There are two ways to create a database: one is to

Directory Introduction to Directory Software Environment install Oracle Listener start stop listener CREATE database database name db_name database instance name instance_name database name and instance name the relational operat

the database Create a system rollback segment, create a temporary rollback segment to support the creation of the database, and then delete it. CREATE ROLLBACKSEGMENT rb_temp STORAGE (INITIAL 100kNEXT250k); ALTER ROLLBACKSEGMENT Rb1 ONLINE;

First, use PL SQL to establish A connection to the target database B in source database A. The statement is as follows: Drop database link orclAB; create shared database link orclAB co

Oracle Net can be used for communication between databases: a user session of a database can execute SQL statements for another database. This can be done through the database link. Create

Create an oracle database, user, tablespace, role permission setting script, and oracle Database/* Divided into four steps *//* Step 2: create a temporary tablespace */Create temporary

Tags: des style blog color using OS io fileSometimes it takes a table join query in two databases to use the database link.The role of database link is to build databases and database connections.1. First look at how to create using the Pl\sql tool.Locate the

Label:Directory Directory Software Environment Objective Installing the Oracle Listener Start Stop Listener Create a database Database name Db_name DB Instance Name instance_name The relationship between the database