ec2 database instance

binary log or at least know the binary log content that corresponds to the dump:shell> mysqldump--all-databases--master-data=2 > All_databases.sqlOrshell> mysqldump--all-databases--flush-logs--master-data=2 > All_databases.sqlIf the table is saved in the InnoDB storage engine, using both--master-data and--single-transaction provides a convenient way to make an online backup for Point-to-point recovery.This article is from the "Technical Achievement Dream" blog, please be sure to keep this sourc

Key BLOB;In addition, if you are experiencing complex modifications, such as modifying the data at the same time, you can take the following statement in a transaction to implement the requirements for modifying the table.1. Change the table name to a temporary tableALTER TABLE Subscription RENAME to __temp__subscription;2. Create a new tableCREATE TABLE Subscription (OrderId VARCHAR ( +) PRIMARY KEY, UserName VARCHAR ( +) Notnull, ProductId VARCHAR ( -) not NULL); 　　 3. Import dataINSERT into

directory where the backup files are stored[Email protected] oracle]$ mkdir ORCL_BK3. Close the database and copy the files that need to be backed up to the specified directorysql> shutdown ImmediateDatabase closed.Database dismounted.ORACLE instance shut down.[Email protected] orcl]$ pwd/u01/oracle/oradata/orcl[email protected] orcl]$ LLTotal 944856-RW-R-----1 Oracle oinstall 7061504 Oct 23:39 control01.c

How does oracle11g restore the primary database of dataguard to an oracle single-host instance?You need to recover the primary database of dataguard to an oracle single-host instance. Therefore, record the detailed process 1, pull a new parameter file from the production environment, and copy it to the test environment

Tags: mysqlOne, multiple instances of the application scenario:1, the choice of capital-intensive companiesWhen the company's business visits are not too large, but also reluctant to spend money, but at the same time hope that the different services of the database service independent, but also require master-slave synchronization and other technologies to provide backup or read-write separation services, using multi-

Label:March 31, 2015 18:27:34 Scenario: A request may be linked to a number of different databases, such as Master and slave, in order to avoid repeating the connect database, you can save the linked database objects The next time it's called, just take it out and use it. Realize: 1 classMySQLdb2 { 3 //Multi-Host instance 4 Private Static $

mysqldump to export a database with fixed conditions Let's look at several common use cases:(1) Export the entire database Mysqldump-u user name-p Database Name> exported file name mysqldump-u wcnc-p smgp_rj_wcnc> wcnc. SQL (2) Export a table Mysqldump-u user name-p database name Table Name> exported file name mysqldu

The following experiment process is from 10.2.0.3:Reference SQL> select * from V $ version; Banner----------------------------------------------------------------Oracle Database 10g Enterprise Edition Release 10.2.0.3.0-ProdPL/SQL release 10.2.0.3.0-ProductionCore 10.2.0.3.0 ProductionTNS for Linux: Version 10.2.0.3.0-ProductionNlsrtl version 10.2.0.3.0-Production We know that the order in which the Oracle startup

Android.annotation.SuppressLint;Import Android.database.sqlite.SQLiteDatabase;Import Android.os.Build;Import com.ping.MyApplication;/*** @describe */public class DBManager {Private Atomicinteger Dbopencount = new Atomicinteger ();//Counterprivate static DBManager instance;private static Sqlitetool Sqllitetool;Private Sqlitedatabase database;public static synchronized DBManager getinstance () {if (

DB2 database is one of the key projects supported by IBM and is widely used. The following describes how to use DB2 joint database for your reference. You can use an SQL statement to query data from multiple data sources using the DB2 federated database. What's amazing is that these data sources can be varied: Multiple relational

Steps for migrating a single Oracle DataBase instance to Oracle RAC: -------------------------------------- Split line -------------------------------------- Detailed illustration of the entire process of VMware + Linux + Oracle 10G RAC Install Oracle 11gR2 (x64) in CentOS 6.4) Steps for installing Oracle 11gR2 in vmwarevm Install Oracle 11g XE R2 In Debian Steps for installing Oracle 11gR2 in vmwarevm ----

In the Oracle database of some win systems, it is known that Oracle needs to start the service before it is started, but occasionally there are two requirements: 1. Start the Oracle instance service, but do not want to start the database instance (especially in some cases, the dat