Trending

How do I create a stored procedure in SAP HANA?

How do I create a stored procedure in SAP HANA?

Procedure

  1. Start the Create New Procedure wizard. In the Project Explorer view, right-click the procedures folder and choose New Other…
  2. Type the name of the new stored procedure.
  3. Choose Finish to create the stored procedure and open it in the SAP HANA studio’s embedded SQLScript Editor.

How do I view a stored procedure in SAP HANA?

Search for “procedure”. The below options would show up. Select “Stored Procedure” and click “Next”. The below window opens up asking for a file name.

How do I execute a stored procedure in SAP HANA?

The first line of our procedure code gives you this procedure name. Just copy and use it here in the call statement. Since we did not use any input parameters, a blank set of brackets is provided. Press F8 or the execute button to run this CALL statement.

What is keep flag in HANA?

In a HANA view, when we aggregate our data set, using the “keep flag” option allows us to perform our aggregation exception. Enabling the keep flag option on one or more attributes in an aggregation allows us to ensure granularity on these attributes during calculations.

What is scalar function in SAP HANA?

In SQL, we have Scalar and Table User-Defined Functions (UDF), User Defined Function (UDF) enables you to build complex logic into a single database object. Scalar user-defined function (UDF) is a custom function that will returns only one scalar value as output.

How do I execute a stored procedure with parameters in HANA?

Open the view within HANA Studio you would like to update with the QTD Metric. Create a generic input Parameter within the view which accepts a Year/Period value….

  1. Save Procedure.
  2. Test Procedure by right clicking within the procedure body and selecting “Invoke Procedure”
  3. Enter Input Year/Period and Execute.

What is the difference between function and stored procedure?

The function must return a value but in Stored Procedure it is optional. Even a procedure can return zero or n values. Functions can have only input parameters for it whereas Procedures can have input or output parameters. Functions can be called from Procedure whereas Procedures cannot be called from a Function.

What is aggregation node in SAP HANA?

An Aggregation node represents a relational group-by and aggregation operation.

What is Union pruning in SAP HANA?

One of the new features of HANA SPS11 called ‘Union Node Pruning in calculation view ‘supports us to achieve this by reducing the cost of execution of calculation view by Pruning union operation dynamically based on the query by end user.

What are user defined functions in SAP HANA?

Scalar UDFs are user-defined functions which accept multiple input parameters and result exactly one scalar value. These functions allow the developer to encapsulate complex algorithms into manageable, reusable code which can then be nested within the field list of a SELECT statement.