SAP HANA Predictive Analysis Library (PAL)

3. Specify the parameters of the function by selecting the parameter input anchor and editing its
signature and fixed content in the Properties view.
Note
A parameter table usually has fixed table content. If you want to supply the parameter values later
when you execute the procedure, clear the Fixed Content option.
4. Specify the output table types of the function by selecting the output anchor and editing the signature
in the Properties view.
5. (Optional) You can add more PAL nodes to the flowgraph if needed and connect them by holding the
Connect button
from the source anchor and dragging a connection to the destination anchor.
6. Connect the input(s) in the input anchor region of the flowgraph container to the required input anchor(s)
of the PAL function node.
7. For the output tables that you want to see the output result after procedure execution, add them to the
output anchor region on the right side of the flowgraph container. To do that, move your mouse cursor
over the output anchor of the function node, hold the Connect button
output anchor region.
, and drag a connection to the
8. Save the flowgraph by choosing File Save in the HANA Studio main menu.
9. Activate the flowgraph by right-clicking the flowgraph in the Project Explorer view and choosing Team
Activate .
A new procedure is generated in the target schema which is specified in Step 2.
Note
To activate the flowgraph, the database user _SYS_REPO needs SELECT object privileges for objects
that are used as data sources.
10. Select the black downward triangle next to the Execute button in the top right corner of the AFM.
A context menu appears. It shows the options Execute in SQL Editor and Open in SQL Editor as well as the
option Execute and Explore for every output of the flowgraph. In addition, the context menu shows the
option Edit Input Bindings.
11. (Optional) If the flowgraph has input tables without fixed content, choose the option Edit Input Bindings.
A wizard appears that allows you to bind all inputs of the flowgraph to data sources in the catalog.
Note
If you do not bind the inputs, AFM will automatically open this wizard when executing the procedure.
12. Choose one of the options Execute in SQL Editor, Open in SQL Editor, or Execute and Explore for one of the
outputs of the flowgraph.
The behavior of the AFM depends on the execution mode.
○
○
○
Open in SQL Editor: Opens a SQL console containing the SQL code to execute the runtime object.
Execute in SQL Editor: Opens a SQL console containing the SQL code to execute the runtime object
and runs this SQL code.
Execute and Explore: Executes the runtime object and opens the Data Explorer view for the chosen
output of the flowgraph.
13. Close the flowgraph by choosing File Close in the HANA Studio main menu.
14 P U B L I C
SAP HANA Predictive Analysis Library (PAL)
Getting Started with PAL