visual| Programming | data | Database access to non-SQL Server databases such as IBM DB2 in Visual Studio.NET Beta 1 is usually a ado.net ODBC method, while in Beta 2 the database is accessed using OLE DB mode instead.
The connection string in BETA1 is primarily required to declare the ODBC DNS name of the database, b
successfully.[Root @ localhost instance] # su-db2as[Db2as @ localhost ~] $ Db2admin startSql00009w The DB2 Administration Server is already active.
9. Set the port number
Copy codeThe Code is as follows:Vim/etc/servicesAdd a line # PS: VIM shortcut key at the end, and enter "G" in command mode to jump to the last line.Copy codeThe Code is as follows:Db2inst1 50000/tcp
10. For
1. Open the cmd command window, enter d: db2 under the db2 installation directory, and run the command: DB2CMD to enter the db2 CLP window. Www.2cto.com 2. create a data folder command: mkdir data description: export the SQL state
connect applications developed using Ado.net to the following DB2 database server:
• DB2 Universal Database Version 8.1, which runs on Windows, UNIX, and Linux platforms.
• DB2 Universal Database running on a later operating syst
2006 EDT
/opt/ibm/db2/v9.1_02 9.1.0.1 1 Thu Sep 7 16:52:14 2006 EDT
The user cannot uninstall the DB2 software using the native operating system utilities (such as ramp or Smit). To uninstall the DB2 product, you should run the Db2_deinstall command, which is located under the installation directory.
Example:
%/op
1. Run --> db2cmd
2. Enter db2cmd in the command line.
Enter the DB2 create DB database name on D:
Create a database on disk D. Assume that the Directory D:/DB2/node0000/sql00006 is generated on disk D.
3. CD/
4. Ensure that the database
database table commands ####
Db2 "select name fromsysibm. Tables Ables"
Switch to the created user
Su-db2as2
Configure port
Db2 update dbm cfg using SVCENAME 50111
View configuration information
Db2 get dbm cfg | grep SVCENAME
Create a database --------------------------
Under a DB2 instance, you can create multiple database (how many databases can be created under each instance, which can be viewed through the DB2 get DBM cfg. Once the database is established, it can be manipulated, however, Before you can create objects in a database or Ac
This article mainly describes the actual operation process of correctly recovering some data in the original database after DB2 is uninstalled. To better describe it, this article mainly explains it in a Q A manner, the following is a detailed description of the main content of the article.
Q: I accidentally uninstalled DB2. Is there any way to restore the da
db2-most DB2 clients and many DB2 servers will run on 32-bit Intel machines over the next few years. And even if DB2 detects gigabytes of RAM on your machine, who is sure you want DB2 to use all of the memory instead of sharing it with other applications?
When you use this
I put DB2 on the computer and built a library ASF later because some operations DB2 can not use, I can only uninstall after reinstalling DB2, after the installation to rebuild the library ASF, but the error, prompted my database and exist, but I do not see in the console. I think I uninstall did not unload clean, I do
How can we create a database in DB2? This is a problem that many new users who are familiar with DB2 databases often mention. The following describes how to create a database in DB2.
Create a database in
or in the application.
DB2's jdbc type 4 driver is called a universal driver and implemented in Java only. This driver also supports SQLJ.
Currently, no JDBC driver for TYPE 1 is provided by IBM.
The packages of these types of drivers are: db2 driver type jcc. jar and sqlj.zip files, sqllibbindb2jcct2. dll (this file is required by type2 ).
Use
When connecting DB2
sqlj.zip files, sqllib \ bin \ db2jcct2. dll (this file is required by type2 ).
Use
When connecting DB2 UDB V7.2 and DB2 UDB V8.1 using JDBC, if you encounter some confusing problems, you can check the JDK used in the development environment, switching from a known JDK provided by IBM (with versions 1.3 and 1.4) often solves your problem.
In the DB2 UDB V8.2 Per
When you use the restore command to restore a database, the command line shows that the database is restored successfully,
C: Documents and SettingsAdministrator> db2 restore database XXX from "D:
requirements for the examples in this article, make sure that you have the DBADM authorization for the database you want to use. If you create the database described in the next section, the necessary authorizations are automatically assigned.
Create a database
In this step, you create a database that is appropriate
What are the constraints on the Performance of DB2 load commands? This is a problem that many people have mentioned. The following describes the performance factors of the DB2 load command for your reference.
When importing data from a file to a table, when the data volume is very large, the DB2 load
SQLExecute calls (for a preprocessing statement) and configure the statement properties after the call Sql_attr_ Chaining_end. Here are some other tips on this topic: If possible, let the client and the database to be accessed use the same code page to avoid the cost of conversion on the server. The code page of the database can be determined by running the "Get db cfg for". In some cases, the CLI will aut
confirm the creation of the corresponding database file:
[db2inst1@localhostNODE0000]$cd
[db2inst1@localhost~]$ls
db2inst1sqllib
[db2inst1@localhost~]$cddb2inst1/
[db2inst1@localhostdb2inst1]$ls
NODE0000
[db2inst1@localhostdb2inst1]$cdNODE0000/
[db2inst1@localhostNODE0000]$ls
SAMPLESQL00001SQL00002sqldbdirTOOLSDB
2.4. log on to the database. Log on to the sample, disconnect t
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