Setup Node.js to connect to SAP HANA
Now that you have tables and data in your system the next step will be to access that data through the use of an application. The following steps will prepare your system to do the development.
- Tutorials: SAP HANA, express edition - Server Only deployment Options or
- Tutorials: Help Thomas Get Started with SAP HANA
- Step 1
To setup your system you will need to install the appropriate Node.js on your system. To do this please go to the website for Node.js and follow the instructions there for the type of system you have. Or consider using the SAP Business Application Studio which provides Node.js already installed in its environment.
- Step 2
Now that you have installed Node.js you can open a command line on your system and check to be sure it is there. To do so type the following command.shellCopy
Now that you have verified that Node.js is installed it is time install the appropriate library to connect to your SAP HANA, express edition or SAP HANA Cloud. This is the
sap-hdbext-promisfiedlibrary. This is lightweight wrapper around
@sap/hdbextthat adds a promise interface and other utilities.
@sap/hdbextitself is a library layered upon the
@sap/hana-client. You can learn more about these libraries here in the SAP Help.
Make a directory for your project and change into that directory.
To install this library from your command line you will run the following command.shellCopy
npm install sap-hdbext-promisfied
Your system may require administrator access to run the install so keep that in mind if you get an error. You can also use the
-gflag on the install command to make it a universal install otherwise you will have to install the module into each application directory you make.
- Step 3
Now from the command line you should be able to check to verify the install was successful. To do so run the following command.
This command lists all of the modules that are installed on your system and in the list you should see