Interconnection, but the specific implementation technologies of different vendors are different, such: in SQL SERVER, it is called LINKED SERVER, and ODBC is used to interconnect with other databases.
The test environment in this article is:
Operating System: Windows2000 SERVER (Traditional Chinese System)
Install the database: SQLSERVER2000 (English version) and DB2 7.2 client (English version)
Specific steps:
1. Install the
system, the amount of memory used by lock wait time and lock list instances.DB2 "Get snapshot for database on dbname"View:Locks held currently = 0Lock waits = 0Time Database waited on locks (MS) = 0Lock list memory in use (bytes) = 576Deadlocks detected = 0Lock escalations = 0Exclusive lock escalations = 0Agents currently waiting on locks = 0Lock timeouts = 0If the memory size (bytes) of the lock list exceeds 50% of that of the locklist, you need to increase the number of locklists. The locklis
Libstdc++.so.5 support is required on the FC6 and the Slinux is set to allow
DB2 Instructions guide for operating on machine
IBM DB2 Common operations
Install DB2
Db2_install
Establish DB2INS1 users
Useradd db2ins1
Password db2ins1
Create Instance-U is the name of the instance after the user name
Db2icrt-u db2ins1 db2ins1
Login to Db2ins1 User
user, stop Das Service
# su-db2as
$ db2admin Stop
$ exit
Log on to the instance owner user, stop the instance
# SU-DB2
$ DB2 Force applications All
$ DB2 Terminate
$ db2stop
$ exit
Stop License Service
$ DB2LICD End
$ exit
See if there are any DB2 related processes running, which may cause the upgrade to
Http://www.ibm.com/developerworks/cn/data/library/techarticles/dm-1008yanqh/?S_TACT=105AGX52S_CMP=reg-ccid
As an easy-to-use database connection method, ODBC is widely respected in the field of database programming because of its complete function and good portability. IBM's DB2 ODBC driver, based on the international ODBC Standard, implemented the main functions of ODBC, introduced the extension of specific functions for
DASCRT completed successfully.
[Root@localhost instance]# Su-db2as
[Db2as@localhost ~]$ db2admin start
sql4409w The DB2 administration Server is already active.
9, set the port number
code as follows:
Vim/etc/services
At the end add a line of # Ps:vim shortcuts, enter "G" in command mode to jump to the last line.
code as follows:
Db2inst1 50000/tcp
10,
can also provide powerful capabilities for searching and integrating traditional SQL and XML data.
Sample Database
The query in this article will access the sample database created in "DB2 Viper Quick Start" (developerWorks, November April 2006. Here we will briefly review the definitions of the "items" and "clients" tables in the sample database:Listing 1. Table Definition
create table items (id int pri
also provide powerful capabilities for searching and integrating traditional SQL and XML data.
Sample Database
The query in this article will access the sample database created in "DB2 Viper Quick Start" (developerworks, November April 2006. Here we will briefly review the definitions of the "items" and "clients" tables in the sample database:
Listing 1. Table Definition
Create Table items (Id int
two of these two XML documents.Figure 1. Sample XML document stored in the "comments" column of the items tableFigure 2. Sample XML document stored in the "contactinfo" column of the "clients" tableQuery EnvironmentAll of the queries in this article are sent in an interactive manner. This can be done through the DB2 command line processor or DB2 control Center's DB2
"SQLLIB" and clear all the following key values.6. Clear service files. Delete DB2 entries under [Windows] \ system32 \ drivers \ etc.7. Clear SQLLIB. Delete the SQLLIB directory.8. Clear shortcuts. Find the "IBM DB2" shortcut Directory, which is under the "Start" menu/Program "directory under the" All Users "User attribute directory. Delete this directory, dele
This is installed on the IBM RS6000 operating system for AIX and is identical on HP9000
1. Register as a user with superuser privileges (root)
2. Insert the software CD labeled "DB2 Common Database Enterprise Edition" into the drive
3. Enter the following command to create a directory to install the CD-ROM:
# Mkdir-p/cdrom where CDROM represents the CD-ROM installation directory.
Assign the CD-ROM file system by entering the following command:
#
117.DML?
INSERT
SELECT
UPDATE
DELETE
Wait
Is there a Boolean type 118.db2?
No
119. How to query DB2 's built-in functions?
Self-contained document Administion-->sqlreference-->functions
120. How do I execute a DB2 script file?
Db2-vtffilename
The rownum () of 121.D
This article is used to illustrate the installation steps of DB2 v9.7 in Linux environment.Environment Description:Hardware environment: Lenovo E440, i7, 12GB, 500GB;Virtual Appliance: VMWare WorkStation + RHEL5.6 X64;Installed product: IBM DB2 v9.7;First, the preparatory workFirst, the DB2 v9.7 installation media uploaded to the server, and decompression;Current
Prior to data import, the DB2 database system generally checks the format of external files carefully. If the format of the external file does not meet certain mandatory requirements of the database, the DB2 database will refuse to import data. This time, I want to introduce four considerations for DB2 database DB2 dat
Author: gnuhpcSource: http://www.cnblogs.com/gnuhpc/
1. Access the data in the sample database to verify whether the DB2 server is successfully installed.Process
Log on to the system as the instance owner on Linux.
On Windows, clickStartAnd then selectProgram> IBM DB2> [DB2 copy name]-> Setting tools> Step 1. In Linux and Windows, you can also enterDb2fsComman
optimization effect. For example, if a workload experiences 10% change in time during different running periods, it is hard to know how the tuning works. In addition, it is difficult to measure the changes in the Database Manager and database configuration parameters if their respective workloads are different during the two operations.
Keep track of all changes. This helps develop optimization scripts or suggestions for reference by other DBAs, and prevents adverse changes.
At the end of most
using
7. Usage of db2stop force: the following error occurs during BIND: sql0082c an error has occurred which has terminated processing. sql0092n no package was created because of previous errors. sql0091n binding was ended with "3" errors and "0" warnings. the table file is locked and cannot be used any more. An error is returned during the stop operation: db2stop 8/03/2005 21:46:53 0 0 sql1025n the database manager was not stopped because databases are still active. Sql1025n the dat
-installation verification and capacity planning, including enabling replication for DB22. installation and configuration of WebSphere MQ and Q Replication licenses3. Definition of replication subscription; that is, what tables do you want to copy?4. Operation: Start and Stop replication to process interruptions5. Monitoring, adjustment, and troubleshooting to maximize the return from the solution.
Q Replication pre-installation steps and capacity pla
)------------------
@ Db2look-D % 1-T % 2-e
@ Echo ---------------- Fisrt 20 rows in Table % 2 ------------------
@ DB2 select * from % 2 fetch first 20 rows only
2. view existing stored procedures and user-defined functions (udfs), save the results to a file, and automatically open the results file.
You can perform a simple query in the syscat. Routines table to implement the viewrtn. CMD script.
@ D
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