Database Administrator

Using mysqldump in linux to back up a mysql database as an SQL FilePhase 1: Completely backup mysqldump-h IP address-uusername-ppassword-A> ~ /Name. SQL in this case, the entire database (structure and data) is exported and backed up into an SQL

Yesterday, I want to migrate the database on my machine to a dedicated server. The local Oracle10g is installed, and the database installed on the server is Oracle9i. I will first perform the following operations: export the database file locally:

SQL Server divides transaction Log files into multiple VLFVirtual Log files), that is, virtual Log files. 650) this. width = 650; "border =" 0 "src =" http://www.bkjia.com/uploads/allimg/131228/230034D28-0.png "alt =" 112954536.png"/> 1. Four

Is Chinese character encoding always difficult for a well-known mysql database? This article uses mysql5.5 as an example. The installation method is considered here. To ensure that the program smoothly inserts data into the database without any

Here, we use the LVM Logical Disk for speeding backup of Mongodb. mongodb has reached dozens of GB or more. The speed of using the mongodb tool for backup will make us feel quite slow, at this time, we can perform LVM snapshot backup in the data

I saw a post in the Forum, saying that the database slowed down for a while and found that the last modification time of the database file was the same as that of the slow world. I want to know if the file actually increased during this time. In

When you receive an SMS alert, both databases report slave synchronization failure. First, describe the environment, architecture: lvs + keepalived + amoeba + mysql, master-master replication, and single write,Master 1: 192.168.0.223 write) Master 2:

System Centos6.0 In fact, I usually install the software workstation when installing my own system, and then update all the packages. When installing other software, there is less dependency and less trouble; here I intentionally install the minimal

Hello, the following is the eighth lecture address of my oracle series training courses. This lecture mainly describes how to migrate databases across platforms! The main content involved is: 1: describes and demonstrates how to migrate a database

Redundancy and duplicate Indexing Concept of redundancy and repeated indexing: MySQL allows you to create multiple indexes on the same column, either intentionally or unintentionally. MySQL needs to maintain duplicate indexes separately, and the

Single Instance for RMAN backup and recovery] Topic: simple use of RMAN]I. rman backup operations:1. Log On As an oracle user. First, check whether the/u02/rman directory exists.2. log on to rman using the sys user and the password oracleRman target

According to the customer's requirements, we need to move the oracle Database Control Files, data files, and online log files from the local disk to the storage to prepare for the subsequent cluster work. Therefore, we have prepared two solutions,

System Environment: 1. Operating System: Windows 20002. Database: Oracle 8.0.5 for NT Standard Edition3. Development tools: Developer/2000 R2.14. installation path: c: \ orant; c: \ dv2000 Access Method:> 1. First, install Oracle 8.0.5 in the c: \

ORACLE accesses the SQL SERVER database with an article titled Oracle heterogeneous service practices.But it does not show how to configure access to multiple SQL Server databases.Suppose we want to access the default pubs and Northwind databases in

 We know that Oracle, as a large database, is widely used in financial, post and telecommunications, electric power, civil aviation, and other important sectors with huge data throughput and extensive computer networks. For system administrators, it

All scripts and instructions for creating databases manuallySystem Environment:1. Operating System: Windows 2000 Server, 128 MB of machine memory2. Database: Oracle 8i R2 (8.1.6) for NT Enterprise Edition3. installation path: D: \ ORACLESteps for

ORACLE databases have two backup methods. The first type is physical backup. This method enables complete database recovery, but the database must run in the centralized mode and the Business Database runs in the non-centralized mode ), this method

######################################## The input amount of this function, returns the amount of uppercase Chinese characters ### Bellchiu AT NanJing CITIC: em13 :#########################################FUNCTION F_CONV_GB (pf_money)DEFINE pf_money

Platform: windows 2000 server sp3 Database: Oracle 9.0.1.1.1 Field Description: The user complained that data cannot be processed for multiple units at the same time. The error message displayed during execution is: SQL> exec

Supported Locking MechanismFull page lockFull-page locking is a new term and also a type of locking supported by ASEAdaptive Server Enterprise in the past. This type has the following features: locking all accessible pages at the page level; When