How to create database Partition in DB2

Today, we will mainly talk about the actual operations to establish database Partition in DB2. The following describes the actual operations to establish database Partition in DB2, we hope this will help you learn how to establish database Partition in DB2 in the future.

Run the following command to create a db instance: db2icrt-s ESE-u db2admin, aaa123456-h anwenhao dbinstancename.

Create database partition

1. Create a db instance for which you need to create a database partition

You can use the command DB2 to create a db instance:

 
 

  
  
db2icrt -s ESE -u db2admin,aaa123456 -h ANWENHAO DBINSTANCENAME 
 
 

After creating the corresponding instance, You need to restart DB2.

2. Add the new db instance to DB2:

 
 

  
  
CATALOG LOCAL NODE DB2INST1 INSTANCE DB2INST1 SYSTEM ANWENHAO OSTYPE NT; 
 
 

3. Set the dbInstance to be operated in the command line

 
 

  
  
set db2instance=db2inst1 
  
  
db2 get instance  
  
  
db2 attach to db2inst1  
 
 

4. Create DBPartition:

 
 

  
  
db2start dbpartitionnum 1 ADD DBPARTITIONNUM HOSTNAME ANWENHAO PORT 1   
  
  
COMPUTER ANWENHAO USER db2admin PASSWORD aaa123456 WITHOUT TABLESPACES  
 
 

5. After creation, you need to restart db2. DB2 will add a database partition and redistribution at this time.

The preceding operation completes database partition.

Create database partition group:

 
 

  
  
CREATE DATABASE PARTITION GROUP "NODE1" ON DBPARTITIONNUMS (1);  
  
  
COMMENT ON DATABASE PARTITION GROUP "NODE1" IS 'ANWENHAO _1';  
 
 

Then, you can choose whether to create a table space in a database partition group when db2. In this way, we can easily use DB2 database Partition to create cluster applications.