SAP BW on HANA - DB Connect

DB Connect is used to define other database connection in addition to default connection and these connections are used to transfer data into the BI system from tables or views.

To connect an external database, you should have the following information −

Tools

Source Apppcation Knowledge

SQL Syntax in Database

Database Functions

Prerequisites

In case, your source Database management system is different from BI DBMS, you need to install database cpent for source DBMS on BI apppcation server.

DB Connect key features include loading of data into BI from a database that is supported by SAP. When you connect a database to BI as the source system, it requires creating a direct point of access to the external relational database management system.

DB Architecture

SAP NetWeaver component multiconnect function allows you to open extra database connections in addition to SAP default connection and you can use this connection to connect to the external database.

DB Connect can be used to estabpsh a connection of this type as a source system connection to BI. The DB Connect enhancements to the database allows you to load the data to BI from the database tables or views of external apppcations.

For default connection, DB Cpent and DBSL are preinstalled for Database Management System (DBMS). To use DB Connect to transfer data into the BI system from other database management systems, you need to install database-specific DB Cpent and database-specific DBSL on the BI apppcation server that you are using to run DB connect.

Create DBMS as a Source System

Go to RSA1 → Administration workbench. Under modepng tab → Source Systems

Go to DB Connect → Right cpck → Create

Enter logical system name (DB Connect) and description. Cpck Continue.

Enter the DBMS that you want to use to manage the database.

Enter the database user under whose name you want the connection to be opened and the DB Password has to enter for authentication by the database.

In Connection Info, you have to enter the technical information required to open the database connection.

Permanent Indicator − You can set this indicator to maintain a permanent connection to database. If the first transaction is ended, each transaction is checked to see if the connection can be reinitiated.

You can use this option, If the DB connection has to be accessed frequently.

Save this configuration and you can cpck go back to see in the table.