How to archive log files when using RMAN backup

How to archive log files when using RMAN backup I went to a customer yesterday to deploy RMAN backup. when I ran the shell script, I was prompted that I could not find the archive log, because the customer only performed EXPDP logical export backup

Oracle error -- ORA-03113: file end solution for communication channel

Oracle error -- ORA-03113: file end solution for communication channel Origin Today as usual, login PL/SQL, indeed login failed, there is an error "ORA-01034" and "ORA-27101" Then I log on to Oracle through the command prompt, to view what is going

Add or delete a log group at 10 Gb in Oracle

Add or delete a log group at 10 Gb in Oracle This error was found in the alert Log during routine inspection. Thread 1 cannot allocate new log, sequence 319708 Checkpoint not complete This is actually a common error. Generally, it is because when

Will MySQL secondary indexes automatically complete the primary key?

Will MySQL secondary indexes automatically complete the primary key? At the beginning: I have been skeptical about whether MySQL secondary indexes are automatically added to the primary key. Today I have analyzed 5.5 and 5.6

Oracle 11gR2 RAC environment DBCA create database error ORA-15055 ORA-15001

Oracle 11gR2 RAC environment DBCA create database error ORA-15055 ORA-15001 Symptom: After installing the Oracle 11gR2 GridInfrastructure and Database software, run DBCA to create a Database to 30% and report the following error. Click OK to ignore

How does GitHub improve website performance by migrating MySQL databases?

How does GitHub improve website performance by migrating MySQL databases? GitHub, as a widely used open-source code library and version control system, has a significant impact on the performance of its database MySQL. Next we will follow the pace

After Oracle 11gR2 RAC is restarted, only one node can be started.

After Oracle 11gR2 RAC is restarted, only one node can be started. Problem Background: After the normal deployment of Oracle 11gR2 RAC is complete, perform the two-node restart operation to find that the cluster resources of one of the nodes cannot

ORA-21561, ORA-15055, ORA-25253 causes the DG slave database to be unable to apply Archive

ORA-21561, ORA-15055, ORA-25253 causes the DG slave database to be unable to apply ArchiveYesterday I went to a customer to do inspection, by the way, to see whether the last build of the RAC-DG environment is normal, the last DG was run in August 20

PL/SQL Developer Practical Skills

PL/SQL Developer Practical Skills 1. PL/SQL Developer remember the Login Password When PL/SQL Developer is used, PL/SQL Developer needs to remember the username and password for logging on to Oracle for ease of work; Setting Method: PL/SQL Developer

B-Tree indexes are superior to BitMap indexes.

B-Tree indexes are superior to BitMap indexes. 1. Experiment description: Operating System: rhel 5.4x86 Database: Oracle 11g R2 Lab Description: This experiment aims to demonstrate that the B-Tree index performance is superior to the BitMap

Oracle input error count modification, user unlock, password expiration

Oracle input error count modification, user unlock, password expiration By default, Oracle databases lock users after 10 failed attempts; 1. view the FAILED_LOGIN_ATTEMPTS Value Select * from dba_profiles; 2. Change it to 30 alter profile default

Batch create log table information scripts in MySQL

Batch create log table information scripts in MySQL The script for creating log tables in batches in MySQL is as follows: Drop PROCEDURE if EXISTS reqSp;DELIMITER //Create procedure reqSp (sTime varchar (32), eTime varchar (32), tchema varchar (32 ))

Shell script instance for creating a tablespace in Oracle

Shell script instance for creating a tablespace in Oracle Shell script instance code for creating a tablespace in Oracle: #! /Bin/bash# Ocpyang@126.com# Create tablespace If [$ #-ne 2]; thenEcho "Usage: $0 TABLESPACE_NAME TABLESPACE_SIZE"Exit 1Fi #

MySQL system variables)

MySQL system variables) MySQL system variables are actually some system parameters used to initialize or set the database's occupation of system resources and file storage location. These System variables can be modified at the global and session

Environment configuration of MyBatis

Environment configuration of MyBatis I wanted to learn about mybatis a long time ago. It is said that many companies use this framework. In the past, I used DBCP, Which is outdated. Hibernate felt too big. Now I want to learn this neutral framework.

MySQL Performance Testing Tool-mysqlslap

MySQL Performance Testing Tool-mysqlslap Mysqlslap is a benchmark tool provided by mysql. It has the following advantages: Data Query, simple syntax, and flexible and easy to use. this tool can simulate multiple clients to concurrently send query

Oracle 10 Gb ago media download address sorting

Oracle media sorting before 10 GB Sort out the official Oracle 10g media for friends who need it. Oracle9i Database Release 2 Enterprise/Standard/Personal Edition for Windows

MySQL changes user password and resets root Password

MySQL changes user password and resets root Password Changing the password for a database user is one of the common tasks of DBA. There are several different ways to change the password of a MySQL user account. We recommend that you use the

Install Oracle 11g RAC in Linux-DNS Configuration

Install Oracle 11g RAC in Linux-DNS Configuration The IP address of the Linux-DNS server is 192.168.2.98.The DNS address to be configured is 192.168.2.212, which must be used by no one. Otherwise, an error will be reported when installing grid. 1.

MySQL user and permission management

MySQL user and permission management The main function of the MySQL permission system is to verify the user connected to a given host and grant the user the related DML and DQL permissions on the database. MySQL access control involves two phases:

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