Database Administrator

Restore SYSTEM tablespace using physical backup As long as there is a valid backup, it is easier to recover the SYSTEM tablespace data file loss fault. Here is the most basic method for restoring the loss of SYSTEM tablespace using physical backup. 1

Two incomplete restoration methods for MySQL MySQL 5.6.14The backup at AM in the production environment cannot be completely recovered until noon.(The content of xtrabackup_binlog_pos_innodb is mysql-bin.006946 3784607) Method 1: mysqlbinlog1. Find

Analysis and Solution to the Problem that MRP cannot be started in Data Guard I have a dedicated uard environment on hand, because it has been useless for some days. As a result, I was suddenly prepared to start learning, and suddenly found that

256th questions, 053256 256. Sales details are being stored on a daily basis in the SALES_2007 table. A large amount of data isAdded to the table daily. To save disk space, you issued the following command:Alter table sales_2007 compress for all

SQL score statistical analysis-ranking and SQL score statistical analysis ROW_NUMBER (), RANK (), DENSE_RANK (), NTILE () I recently wrote the Performance Statistics Service for nearly half a month, and was tortured by SQL. The following describes

ORACLE Database Export table, oracle Database ImportToday, a system is installed on the company's server and cannot be imported during database table export. It was originally 10 Gb. the dmp file is imported to 11 GB. If you suspect that the version

MySQL Chinese garbled solutions, mysql Chinese garbledTest environment: the server and client are both win7. the MySql database and table character set are UTF-8, and the field character set is consistent with the table. 1. Solve the garbled problem

Download, install, and configure the apache server1. Download: click the link under "Download" on the left side of apache to open the following page:You can select a version here. I select 2.4.16 and click "2.4.16"Click "Files for Microsoft

Common listener-related errors in ALERT logs: troubleshooting of ORA-609 errors, alertora-609Reference MOS documents include:Troubleshooting Guide ORA-609: Opiodr aborting process unknown ospid (Documentation ID 1121357.1)Alert. log shows ORA-609

DataGuard slave database ORA-01196 fault recovery, dataguardora-01196 Symptom When shutdown abort is used to stop the slave uard slave database, the slave database cannot be open, and a ORA-01196 error is reported.   The details are as follows:   If

Black screen of vnc viewer during ORACLE 11g installation, vncviewer    1. vnc viewer black screen:    2. The desktop components under centos are not installed properly. Yum groupinstall "X WindowSystem" "KDE Desktop" Desktop-y   Yumgroupinstall-y "

Report example -- use BIRT for irregular month statistics and report example birt Source: http://developer.actuate.com/community/forum/index.php? /Topic/36323-months-and-quarters-group-issue/ Irregular month statistics: If the start time is, select

Use the query method to obtain the value of the xml node, queryxml DECLARE @result xmlSET @result='17953736-852b-e511-80cc-0050568e38e0contacttrue'SELECT @result.query('declare namespace s="http://schemas.xmlsoap.org/soap/envelope/";

Solve a series of problems that occur when phpmyadmin is imported into a large database, and phpmyadmin is a series When you use phpmyadmin to import mysql database files, if the file size exceeds 2 MB, a prompt is displayed, indicating that the

244th questions, 053244 224. You need to create a partitioned table to store historical data and you issued the following command:Create table purchase_interval partition by range (time_id) INTERVAL(NUMTOYMINTERVAL (1, 'month') store in (tbs1, tbs2,

ORA-1092: opitsk aborting process --- killed by oom killer, opitskaborting Oracle version: Oracle Database 11g Enterprise Edition Release 11.2.0.1.0-64bit Production OS version: Linux x86 64-bitOracle alert Log error: opiodr aborting process

SqlServer log transmission and sqlserver log Transmission You can use Log transfer to continuously send transaction logs from one database (primary database) to another database (secondary database ). The transaction logs in the primary database

449th questions, 053449449. Which of the following objects can be directly referenced by a window object? (Choose all that apply .)A. Schedule objectB. Program objectC. Job objectD. Resource planE. Resource consumer groupAnswer:AD Creates a window

Install and use Memcache I. Resource download You must install libevent before installing memcached. Bytes Decompress the two installation packages to the installation directory (the installation directory is determined by yourself)   Ii. Install

Fun SQL-create a specified data type and fun SQL data type Original works, from "Deep Blue blog" blog, deep blue blog: http://blog.csdn.net/huangyanlong/article/details/46908843    Fun SQL -- create a specified data type   In an article, I found