Want to know oracle grant create database link example? we have a huge selection of oracle grant create database link example information on alibabacloud.com
Create an Oracle database (taking Oracle10g as an example)There are two ways to create a database: one is to create a database manually usin
DescriptionWhen a owner-not_owner_user that is not my_table This table tries to grant my_table permission, an error occurs:Error report:sql error:ora-01720:grant option does not exist for ' owner_schema '. My_table ' 01720. 00000- "grant option does not exist for '%s.%s '" *cause: A grant is being performed on a vi
Oracle cross-database query (database link) How to Create a database link for cross-database Oracle
, whose value is your installation path. For example, I am D: \ OracleClient) PATH = % ORACLE_HOME %; % ORACLE_HOME % \ bin; (Add the following two paths to the PATH environment variable, separated by semicolons: % ORACLE_HOME %; % ORACLE_HOME % \ bin ;) 2. Configure the tnsnames. ora file as needed Install ORACLE 11 64-bit client If you want to use components to access the
records is small. But it's not acceptable to have the time spent on a table with a lot of records. Obviously, this approach is obviously undesirable when dealing with tables with large amounts of data. The following is an example of clear row migration on a production database that has previously adjusted the table's Pctfree parameters to a suitable value: sql>@ $ORA
Oracle database link (DBLINK) Creation and deletion methods, oracledblink Create and delete a database link in OracleCreate dblink: create database
due to SSLMy MySQL version is 5.7, the newly installed, not with MySQL SSL, but the connection pool link when the default encryption, so has not been connected, the solution is as follows:url=jdbc:mysql://192.168.80.128:3301/dream?useunicode=truecharacterencoding=utf-8usessl=false Autoreconnect=truefailoverreadonly=falseWhen configuring the JDBC link string, add the usessl=false, do not use SSL encryption,
Through the previous introduction we know that the main line link is due to the db_block_size of the database is not large enough for some large fields can not be stored in a block, resulting in a row link. For row links We have nothing to avoid except to increase db_block_size, but since the database was built Db_bloc
How to create an oracle db Link Known: database 1: test1; database 2: Test2Requirement: Create a DB link from database 1 to
TABLE_A1 to Guest_b;Grantall on TABLE_A2 to Guest_b;A in Netmanager to the netservicename of the B database server, you can also modify the files in the Oracle installation directory \oracle\network\admin\ Tnsnames.ora, add a netservicename, such as "To_b".Create a data link
In some cases, you need to associate different databases for Data Query and operations. In Oracle, database links are used to associate tables with different databases ). There are two ways to create a DB link: Creating an SQL statement and creating it on a visual interface (actually an executed SQL statement ). 1.
Command 1: View file contents "Cat filename" to view the contents of the file, the page stays at the end. "More file name" Paging View file contents Enter the next line Space page Q exit "Head filename" to view the first few lines of the contents of the file, the default first 10 lines, if you want to make a look at the top N rows, add option-N For example "head-5" view the first five elements Tail and head opposite, "Tail-5" the last five ele
, Oracle will migrate the entire row of data into a new block (assuming that the entire row of data can be stored in a block), and Oracle retains the original pointer of the migrated row to the new block that holds the row data, which means that the row ID of the migrated rows does not change. When a row migration or row link occurs, the performance of this row
Oracle Database Array Operation example, oracle Database example1. Create a bean object 1 -- CREATE bean object 2 create or replace type "fm
I all Bovenchin hand code, give a concern or praise it! Blogger: Zhang qq:1445696451 Welcome to add Q to discuss technology at any time.I. Sequence of Oracle• A sequence is a database object used to generate a unique contiguous integer. A sequence can usually be used to automatically generate a value for a primary key or a unique key, or an ascending or descending order based on a number.• For
Hs_admin_select_role Execute_catalog_role Hs_admin_execute_role Delete_catalog_role Exp_full_database Imp_full_database Datapump_exp_full_database Datapump_imp_full_database Gather_system_statistics Scheduler_admin Wm_admin_role Java_admin Java_deploy Xdbadmin Xdb_set_invoker Olap_xs_admin Olap_dba 21 rows have been selected. Sql> SELECT * from Session_privs 2 where privilege like '%database l
the distribution> database link on the OEM console.To delete a public link, you canDrop public database link linkname;For private links, log on with the corresponding user first, such as the above system/AAAThen drop database
Have children shoes asked said, the environment is set up, MySQL also installed, but is not into the database, also start not, has been error, then the following here is how to use the Navicat link to create a databaseFirst of all1) in the Xshell into MySQL, the command is: Mysql-u root-p, and then enter into the MySQL.2) then enter the command: Use MySQL, switch
[Oracle] Pro * c link oracle database 1 program Link oracle database: EXEC SQL CONNECT :DbUser IDENTIFIED BY :DbPasswd USING :DbServer; DbServer is the definition of no IP address f
Tags: prot ble link DDR database connection universal using DBA tabAssumption: You need to connect to Db_b from database db_a through Db_link to query database B for part of the relevant information Prerequisites: Database a account requires permission to
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