With the development of relational databases, it has been nearly 40 years since the theory of relational models was proposed, the development of SQL query language, the establishment of performance tuning theory, and the maturity and prevalence of productization, IBM DB2, which claims to inherit this "conventional", has been in this history for 25 years. If the predecessor of
History command: history, history command history
[Root @ linux ~] # History [n][Root @ linux ~] # History [-c][Root @ linux ~] # History [-raw] histfilesParameters:N: Number, which ind
file before deleting it)Format: DB2 restore DB Database name: Indicates the name of the restored databases From [[Email protected] ~]$ DB2 connect to testNote: If you want to change the restored database to a new database name, the format is as followsDB2 Restore DB Example: DB2 restore DB Test from/home/db2inst1/sunrier into TestDBor
Analyze the causes of full DB2 Activity logs and solutions to full DB2 logs, db2 logs
Log usage
Displays the usage of logs under concurrent transaction conditions
There are three concurrent programs: Process 1, Process 2, and Process 3. Each program has two transactions. Blue blocks represent SQL statements, red blocks represent commit operations, and green bloc
In linux, view the history command history. In linux, view history.1. Functions of historyLinux's history command is used to record executed commands. Usage: history [n] n is a number, list the latest n commands-c. Delete All history
is running normally.
10. Check whether the database backup is normal.
Please check TSM or third-party storage management software to see if the backup image file is completely saved to the tape drive. To view the backup information on DB2, use the LIST command in Hong Kong Space.
# Db2 list history backup all for Database Name
11. Check whether the archived l
Tags: database DB2DB2 Zostalking about-DB2 LUWVSDB2 ZosOverview:you may have DB2 LUW knows a lot, but little is known about DB2 Zos(Big Machine operating system) because IBM 's internal data has always been relatively closed, especially for products we rarely see on the market, such as Zos Operating system, generally in the bank's internal staff and IBM employee
Http://hi.baidu.com/wader2006/blog/item/78406b60b51f8b47ebf8f8f0.html
DB2 Common Command Set----DB2 maintenance 2007-09-09 10:10 in the DB2 development process, the whole development process also has a very important part of the work is the maintenance of the database, for the maintenance of a huge information system is very necessary; Leave a simple maintenance
exit
Db2 update db cfg for using logretain on // enable archiving logs
Db2 update db cfg for using trackmod on // enable the Incremental backup function
Db2stop force
Db2start
Db2 backup db to/home/db2inst1/off_back //
DB2 Online Database Backup
Java code
1. db2
tablespace.
If the Automatic Storage tablespace is enabled, run the REDUCE clause directly.
Listing 7. Automatic Storage of tablespaces
Alter tablespace reduce 10 M List 8. DMS TABLESPACE
ALTER TABLESPACE LOWER HIGH WATER MARK
Alter tablespace reduce (all containers 10 M)
-- Database size
Db2 "call get_dbsize_info (?,?,?, -1 )"
-- Database load history file cleanup
-- We recommend that you regularly clean/
recovery, and Rollback Recovery 3007.2.4 teach you how to use restore and rollforward commands 3027.2.5 There is a shortcut: The recover command restores 3067.2.6 tips: Restore the deleted table 3097.3 step on the accelerator and run 3127.3.1 backup and recovery 3127.3.2 Incremental backup and recovery 3137.3.3 full backup and tablespace backup 3167.3.4 large-capacity tape library backup recovery 3187.3.5 redirect to recover data-322 of the requests for machine damage7.3.6 flash copy-advanced b
uppercase values are exactly specified as shown in.The lower-case value (for example, name) provides your own text to replace the name variable.
This command interpretation method is often used in the DB2 online documentation. For example, the usage of the "DB2 list history" command is described as follows:
Code:
>-List
I don't know if there's anything to clean up. A directory history file needs to be cleaned. There will probably be a lot of other places to clean up the history files, which may be used.
I spent the past two days writing a script, cleaning more convenient, there will be a large number of historical documents to clean up the words can be used.
The commands used in scripts are only Linux, and are not support
The author of this book, Shi jingqian, is an overseas Chinese historian. The original book is in English and the translator is a Chinese PhD student. The translation is quite good. If you do not speak of it, it cannot be seen as a translation.
The book is basically written in academic habits, and each section of history comes from credible historical materials. However, the authors and translators can easily read the text.
The author's description o
Brief introduction
UNIX and Linux users typically check the processes running on their servers to perform problem analysis and to check the resources consumed in the server. This information is useful not only for administrators who perform issues and resource analysis, but also for those who develop high availability and failover scripts that monitor the DB2 process to determine when operations such as database restarts or server failover are require
The information related to the DB2 archive log is saved in the recovery history file. You can run the db2 list history command to view the information. Db2inst1 @ suse-db: ~> Db2 list history archive log all for ggyy List
Tags: DB2 Database Introduction DB2 Introduction DB2 Components"Progressive DB2.DBA system Management, operation and application Case" (New) Reading notes 1Brief History of database development and DB2 introductionThe fundamental
. lst file with the following content:! "Tkpm62". "opb_analyze_dep "! Tab1.ixf! Tab1.msg!I tried to change the content! "Tkpm". "opb_analyze_dep "! Tab1.ixf! Tab1.msg!"Tkpm" is the schema name in the target system. I want to see if the schema name can be converted indirectly.Db2move uibs import-u ww-p yangyangSucceeded, as I expected.However, in some bad cases, the system will automatically create tables when running db2move, but it is also limited to tables. You still need to create views and i
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