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Set up the database and login role

1. Install PostgreSQL on your computer.

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4. To connect PGAdminIII to a PostgreSQL database server, locate the server from the object browser, right-click the client, and click " Connect. " This will show you the databases, tablespaces, and login roles. For example,:

5. To create a database, click the " Databases " entry in the tree (inside the object browser), and click " New Database."

6. From the " New Database " dialog box, give a name to the database (for example, "gregdb") and click the "OK" button.

7. To create a login role, click the " Login Roles " entry in the tree (inside the object browser), and click " New Login Role. " Supply Enter the role name and a password.

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You Optionally, you can provide other policies, such as the expiration time for the login and the connection limit, which are optional.

Click the "OK" button to finish creating the login role. For example,:

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Set up configuration files

1. Edit the default database configuration defined in the  master-datasources.xml  file located at $CARBON_HOMEin the <ESB_HOME>/repository/conf/datasources  directory directory as follows. Both the The database configurations in in both registry.xml  and  and user-mgt.xml refer refer to this data source.

<datasource>
      <name>WSO2_CARBON_DB</name>
      <description>The datasource used for registry and user manager</description>
      <jndiConfig>
            <name>jdbc/WSO2CarbonDB</name>
      </jndiConfig>
      <definition type="RDBMS">
            <configuration>
                <url>jdbc:postgresql://localhost:5432/gregdb</url>
                <username>regadmin</userName>
                <password>regadmin</password>
                <driverClassName>org.postgresql.Driver</driverClassName>
                <maxActive>80</maxActive>
                <maxWait>60000</maxWait>
                <minIdle>5</minIdle>
                <testOnBorrow>true</testOnBorrow>
                <validationQuery>SELECT 1</validationQuery>
                <validationInterval>30000</validationInterval>
           </configuration>
       </definition>
</datasource>

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Database configuration options

• url - The URL of the database.
• username - The name of the database user.
• password - The password of the database user.
• driverClassName - The class name of the database driver.
• maxActive - The maximum number of active connections that can be allocated from this pool at the same time or negative for no limit.
• maxWait - The maximum number of milliseconds that the pool will wait (when there are no available connections) for a connection to be returned before throwing an exception or <= 0 to wait indefinitely.
• minIdle - The minimum number of active connections that can remain idle in the pool, without extra ones being created, or 0 to create none.

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Set up the drivers

1. Download the PostgreSQL JDBC4 driver from http://jdbc.postgresql.org/download.html.

2. Place the driver in the $CARBON<ESB_HOMEHOME>/repository/components/lib directory. Here, $CARBON_HOME refers to the directory where you are running the WSO2 ESB instance.

Create

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the database

1. The first time you start the Carbon serverESB, run it with the -Dsetup option. It will create all the tables in the given PostgreSQL database.

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• For Windows:

  Code Block
  wso2server.bat -Dsetup

2. The WSO2 ESB is now configured to run with PostgreSQL database.

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