oracle grant create database link example

Example of how to create a local user and grant database permissions to mysql, mysql example Preface When installing mysql, you usually generate a Super User root, which many people will continue to use later. Although this will be very convenient, the super user permission

OracleHow to Create a databaseDATABASE LINKWhat about it? In this article, we will use an instance to introduce the creation process. Next, let's take a look at this process. Multiple ORACLE databases physically stored in the network can be logically considered as a single large database. Users can access the data in the remote

name;Then, you can access the remote database through dblink.For example:SQL> select * from table name @ ora9i.us.oracle.com;You can also create snapshots to automatically transmit remote data through dblink. View All database links, go to the system administrator SQL> operator, and run the following command: SQL> select owner, object_name from dba_objects where

for DB Link to facilitate data operations. Create or replace synonym TEST_DBLINK_SYNfor; PL/SQL: In this case, you can access the synonym to operate the remote database (the P_SYS_LOG table is used as an example ): 1. Add data: Insert into TEST_DBLINK_SYN values ('20140901', '20160901', 'title', sysdate, 'conten

1.1 symptom description authorized by common usersSysdbaFailed to log on to database with the permission. The system displays the following error message:% SqlplusAs sysdba SQL*Plus: Release 11.1.0.7.0 - Production on Thu Nov 26 14:28:11 2009 Copyright (c) 1982, 2008, Oracle. All rights reserved. ERROR: ORA-01017: invalid username/password; logon deniedHowever SysdbaIf you log on directly, the system promp

How can I create a user in Oracle and grant specific permissions ?, Oracle Permissions This article is edited by the Markdown syntax editor.1. Demand proposal When HIS is integrated with a third-party system, a third-party system needs to access the view of HIS database rat

Multiple Oracle databases physically stored in the network can be logically considered as a single large database. Users can access the data in the remote database through the network, the collaborative processing between servers is completely transparent to workstation users and applications, developers do not need to care about the network connection details, t

Multiple Oracle databases physically stored in the network can be logically considered as a single large database. Users can access the data in the remote database through the network, while the collaborative processing between servers It is completely transparent to workstation users and applications. Developers do not need to care about the details of network l

Create a dblink, named Dblink_name, from a database to the B database, the B database IP is 192.168.1.73, the port is 1521, the instance name is Oracle, the login name is tast, and the password is test. A menu method: Open Plsql, click "File"-"New"-"

your custom tablespace name, you can name it at will. 'f: \ oracle \ product \ 10.1.0 \ oradata \ news \ news_data.dbf' is the storage location of the data file, 'news _ data. dbf' the file name is also arbitrary; 'size m' specifies the size of the data file, that is, the tablespace size. 3. now we have created a tablespace named 'news _ tablespace '. Now we can create a user in the format of:

Label:Oracle create user, grant permissions, and delete user create user Oracle to tablespace users without permission alter user username quota unlimited on users;Creating a temporary tablespace create temporary tablespace test_temp tempfile ' E:/

Oracle creates a user, grants permissions, and deletes a user. oracle creates a user. The table space USERS has no permissions. alter user Username quota unlimited on users;// Create temporary tablespace test_temp tempfile 'e: /oracle/product/10.2.0/oradata/testserver/test_temp01.dbf 'size 32 m autoextend on next 32 m

View login users: showuser; selectsys_context ( View logged-on users: show user; select sys_context ( View login users:You can:Show user;Select sys_context ('userenv', 'session _ user') from dual;Select user from dual; View all login users must be DBA users:Select username from v $ session;DBA users such as sys and system View objects (tables) in other users (test ):SQL> select * from test. student;Create a process in which a common user can use t

Assume that there are two database servers, db_a and db_ B,When user user_a under db_a needs to use database link to access data of user_ B under db_ B, perform the following steps: 1. First, the user user_ B must have the select permission. 2. Create a connection string tnsname_btoa in tnsnames. ora on db_ B. You can

Three default system users Username and password Sys change_on_install (highest Network Administrator) Manager system local administrator Scott tiger common user 1. Start the cmd command of the Oracle listener: 1: name of the lsnrctl start listener (not to be written) 2: Start the data instance oradim-startup-sid dataname (Instance name) 2. Log On with the highest user in sys Sqlplus sys as sysdba (sqlplus username/password @ connection_String)

Oracle creates a view and opens permissions to users. To improve query efficiency, you can consider opening a view for users in other companies. www.2cto.com 1. create or replace view test_table_v as select t1, t2, t3, t4, t5 from test_table 2. create the user SQL code to access this view -- create the user

--Create a User Yong2,yong2 table space for users, a temporary tablespace of temp,users tablespace size of 10M, the password immediately expires, the user locked.CREATE USER Yong2Identified by QwerDEFAULT tablespace UsersTemporary Tablespace TempQUOTA 10m on usersPASSWORD EXPIREAccount LOCK;--Modify the yong2 password to inspur123 and unlock the user.ALTER USER yong2 identified by inspur123;ALTER USER yong2 account UNLOCK;--Give user yong2 permission

This article was sponsored by 51cto.com and first launched in the dark world. To be honest with SQLServer2005, I am not very familiar with it. I will share my research results this afternoon. Use the Navicat for SQL Server tool to manage databases. This involves the following content: 1. Create a database 2. Create a user 3.