Calculation View New SQL Features

As of SAP HANA SPS10 Calculation Views support:

SQL Hierarchies

SQL Hierarchical Prompts

SQL Analytical Privileges

SQL Hierarchies

Calculation View described in this blog produces following data. As you can see Country Sales data is aggregated up into Region totals.

Below are instructions how to create the view.

Create Table Function that returns Region Parent Child Hierarchy

FUNCTION"WORKSHOP"."workshop.exercises::Region" ( )

RETURNSTABLE ( SUBREGIONNVARCHAR(3), REGIONNVARCHAR(3) )

      LANGUAGESQLSCRIPT

      SQLSECURITYINVOKERAS

BEGIN

  RETURNSELECTDISTINCTCOUNTRYASSUBREGION, REGION

        FROM"SAP_HANA_DEMO"."sap.hana.democontent.epm.data::MD.Addresses"

        UNION

        SELECTDISTINCTREGIONASSUBREGION, '' ASREGION

        FROM"SAP_HANA_DEMO"."sap.hana.democontent.epm.data::MD.Addresses";

END;

Create Dimension Calculations View

Add Region Table Function to Projection Node

Add Geography Parent Child Hierarchy

Create Sales Calculation View with Star Join

Join Partner data with Address data

Join Sales data with Partner Address data

Join Sales fact data with Region Dimension Calculation view

Enable Hierarchies for SQL Access and confirm defaults.

Check hierarchy node column and hierarchy expression parameter for Geography Hierarchy

Preview Data and note that data is not aggregated up to region level

Group data by Hierarchy Node column and Preview Data. Note that data is aggregated up to Region level

SQL Hierarchical Prompts

Create Region Prompt for Geography Hierarchy

Preview Data selecting AMER Region

Preview Date selecting CA Region

SQL Analytical Privileges

Apply SQL Analytical Privileges to Sales Calculation View

Run Data Preview to make sure that data is secured by SQL Analytical Privilege

Create Analytical Privilege

Assign Sales Calculation View to Analytical Privilege

Enter SQL restrictions expression

Assign Region Analytical Privilege to the User

Preview data. Note that SQL Analytical Privilege limited data to AMER Region