Database Query analyzer 6.03: How to Operate Domestic DM databases flexibly and quickly, db6.03
Database Query analyzer 6.03: How to Operate Domestic DM databases flexibly and quickly
Magenfeng
(Guangdong Union Electronic Service Co., Ltd.,
DM Database Installation and Use1. Download from the official website
Select Download based on the computer operating systemNote: Linux kernel versions must be 2.6.32 or later, and rhel must be at least 6.0 (libdmutl. so cannot be found)2. List
Download dm6.0 development for windows in http://www.dameng.com:In addition to enterprise-level functions such as database clusters, the development edition provides complete functions that support GB-level data volumes and multi-user concurrent
1, first check whether DG Space is sufficientSql> select Name,total_mb,free_mb,usable_file_mb from V$asm_diskgroup;NAME TOTAL_MB FREE_MB USABLE_FILE_MB--------------------------------- ---------- ---------- --------------DATADG 4198790 230531
I believe that many system administrators are doing the same job every day-backing up data. Once the system fails and data recovery is required, the system is powerless. It would be nice to set a fixed time every
The structure of a database (such as tables, relationships, views, and triggers) is called a database
Mode。 You can use SQL statements to create these elements and arrange them in the way you want, but it can be confusing if you don't use graphical
REDGATE another useful script tool ScriptsManager1.3: this tool is free of charge: this tool is a commonly used script tool, which already contains scripts, these scripts involve many aspects, including backup, diagnosis, export, index, space,
This article only for backup purposes, the original address: http://blog.csdn.net/u013628152/article/details/43229155One: Table name definition specification:(1) The name of the database table is the plural form of the noun and all lowercase, such
Https://www.cnblogs.com/kerrycode/archive/2012/05/13/2454614.htmlWhat do you know about Oracle constraints? Is it more vague or quite thorough? If you are familiar with the following questions, congratulations, you have already mastered the
LogicalVolumeManager (LVM) provides the "snapshot" (snapshot) function for any LogicalVolume (LV) to obtain the state consistency backup of a partition. When backing up a file in a certain state, an application may be accessing a file or database.
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