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In archive mode, you may need to migrate some data from one disk group to another. In this case, we can use the command ldquo; BACKUPASCOPYrdquo; In archive mode, you may need to migrate some data from one disk group to another. In this case, we can

Drs_data tablespace insufficiency problem: Description OCIErrorORA-01691: unabletoextendlobsegmentGIONEE_DRS.SYS_LOB00000855 failed through 8192 ( Drs_data tablespace insufficiency problem: Description OCI Error ORA-01691: unable toextend lob

Description: Login Oracle11g ERROR: ORA-28002: thepasswordwillexpirewithin7days alarm information: ERROR: ORA-28002: thepa Description: Login Oracle11g ERROR: ORA-28002: the password will expirewithin 7 days alarm information: ERROR: ORA-28002: the

Physical standby database error: Internal ORA-00600 error code, parameter [kdsgrp1], [], [], [], [], [], [], [], [], [], [], [] the SQL statement that produces an error is one second. Physical standby database error: Internal ORA-00600 error code,

Renamedatafile reports error ORA-01511, ORA-01121, ORA-01110 Rename datafile reports error ORA-01511, ORA-01121, ORA-01110 Symptom:After the instance is started to mount, rename datafile reports an error ORA-01511, ORA-01121, ORA-01110SQL>SQL>

Materialized views are a special physical table. ldquo; Materialized rdquo; (Materialized) views are relatively common views. A common view is a virtual table, and its application has many limitations, Materialized views are a special physical table.

In Oracle block programming (begin series), because it does not support the form of select... from... returned result set, results can only be returned in the form of output parameters. Game In Oracle block programming (begin series), because it

RMAN retention policies are related to data integrity. Therefore, they are important and set based on user-defined data recovery tolerance. That is to say, based on the recovery needs RMAN retention policies are related to data integrity. Therefore,

Start with SPFILE. If you want to restore the initialization parameter to the default value of the system, use a statement like this: altersystemresetdb_create_file_dest; Start with SPFILE. If you want to restore the initialization parameter to the

The software cmake is required for mysql version 5.5 and later compilation and installation. The cmake feature is independent from the source code compilation. The compilation can be performed in another directory instead of the source code

Install mdash and mdash on Weblogic11g. There is no Weblogic installation graphical interface in Linux. Install mdash and mdash on Weblogic11g. There is no Weblogic installation graphical interface in Linux. Note: server, ip, and system

DBAs often deploy some sh scripts to log on to the ORACLE database to query the v $ dynamic view to get something for the purpose of actual management automation, but when writing ORACLESQL statements in the sh script, DBAs often deploy some sh

The Oracle character set is a collection of symbols for the interpretation of byte data. It can be divided into different sizes and have an inclusive relationship. ORACLE supports the national language architecture to allow you to use localized

This article describes how to use commands to create an Oracle user. SQLPLUS login system user! This article describes how to use commands to create an Oracle user. SQLPLUS login system user! This article describes how to use commands to create

In Oracle, varchar has been used as a reserved word. If you use the varchar type, Oracle will not report an error, but after creating the table, you will find that it has automatically changed to varch. In Oracle, varchar has been used as a reserved

-- Create user CREATEUSER -- CREATE USER -- Create a user Create user 'user1' @ 'localhost' identified by 'pass1 '; Grant select, INSERT, UPDATE, delete on *. * TO 'user1' @ 'localhost '; Grant all on *. * TO 'user1' @ 'localhost '; 1. Modify

MySQL specifies the data file storage path DATADIRECTORY and INDEXDIRECTORY MySQL specifies the DATA file storage path data directory And INDEX DIRECTORY Operating Environment: CentOS 6.4 64-bit First, create the/ibddir directory and modify the

OracleDatabaseforLinux does not support the backspace key. Oracle Database for Linux does not support the backspace key. Method 1: When you want to use the backspace key, press ctrl + backspace Method 2: Add the following content to any startup

To connect to the mssql database in Ubuntu, I found SQuirreLSQLClient for a long time. To connect to the mssql database in Ubuntu, I found SQuirreL SQL Client for a long time. To connect to the mssql database in Ubuntu, I found SQuirreL SQL

Instr and like are all functions implemented by Oracle. In strict terms, instr is an internal function and like is an SQL standard, which is highly efficient. However, I do not know how to implement them yet. But both Instr and like are all