Ha360 - Sap Hana Hands-On Lab (Col08)
January 21, 2017 | Author: RepyRepy | Category: N/A
Short Description
Ha360 - Sap Hana Hands-On Lab...
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Material number: 50125618 Collection 08
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Solutions Exercise 1 Unit: Advanced Modeling Lesson: Exercise 1
1-1
Create the Airports Attribute View 1-1-1
Right click over your package and select New –> Attribute View
1-1-2
Enter the name ATV_AIRPORTS_XX and click Finish
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1-1-3
Click on Data Foundation and add the following tables from Schema “FStats”: “Airports”, “Countries” and “States”
1-1-4
Add the following links: “FStats”.“Airports”.“State” –> “FStats”.“States”.“Code” (N…1 Left Outer) “FStats”.“Airports”.“Country” –> “FStats”.“Countries”.“Code” (N…1 Referential)
1-1-5
Add to output the following columns: “FStats”.“Airports”.“Code”, “FStats”.“Airports”.“Description”, “FStats”.“Airports”.“City”, “FStats”.“States”.“Description”, “FStats”.“Countries”.“Description”, “FStats”.“Airports”.“Latitude”, “FStats”.“Airports”.“Longitude” and “FStats”.“Airports”.“Size”
1-1-6
Select field “FStats”.“Airports”.“Code”, change the Name to AirportID and set the Property “Key Attribute” to True in the Properties Pane
1-1-7
Select field “FStats”.“Airports”.“Description” in the Output Pane and change the Attribute Name in the Properties Pane to “Airport”
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1-1-8
Rename “FStats”.“States”.“Description” to “State” and “FStats”.“Countries”.“Description” to “Country”. The Output Pane should look like this:
1-1-9
Click the Save and Activate Button and make sure there are no error messages in the Job Log Pane
1-1-10 Click the Data Preview Button
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1-2
Create the On Time Analytic View 1-2-1 Right click over your package and select New –> Analytic View 1-2-2 Enter the name ANV_ONTIME_XX and click Finish
1-2-3
Click on Data Foundation and add Tables “FStats”.“On_Time” and “FStats”.“Airlines” and click Ok
1-2-4
Create the following link: “FStats”.“On_Time”.“AirlineID” –> “FStats”.“Airlines”.“Code” (N…1 Referential)
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1-2-5 Add the following fields to Output: “FStats”.“On_Time”.“Year” “FStats”.“On_Time”.“Quarter” “FStats”.“On_Time”.“Month” “FStats”.“On_Time”.“OriginAirportID” “FStats”.“Airlines”.“Description” “FStats”.“On_Time”.“DepDelay” “FStats”.“On_Time”.“Cancelled” 1-2-6 Click on Logical Join and rename “FStats”.“Airlines”.“Description” to “Airline” in the Properties Pane 1-2-7 Add Attribute View ATV_AIRPORTS_XX and create the following link: “Data Foundation”.“OriginAirportID” –> “ATV_AIRPORTS_XX”.“AirportID” (N…1 Referential)
1-2-8 Go to ”Semantics” 1-2-9 Mark the following columns as Attributes: “Year” “Quarter” “Month” “Airline”
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1-2-10 Mark the following columns as Measures: “DepDelay” “Cancelled”
1-2-11 Go back to “Logical Join” 1-2-12 Create a new Calculated Column and name it “Total_Departures” with Data Type Decimal (13,2) 1-2-13 In the Expression Editor enter the following text: "DepDelay" 1-2-14 Select Column Type “Measure”, check the “Calculate Before Aggregation” Option, select Aggregation Type COUNT and click OK
1-2-15 Create a new Calculated Column and Name it “Total_OnTime” with Data Type Decimal (13,2) 1-2-16 In the Expression Editor enter the following text: "DepDelay" 15 And "Cancelled" = 0 1-2-20 Select Column Type “Measure”, check the “Calculate Before Aggregation” Option and click OK 1-2-21 Create a new Calculated Column and Name it “Total_Cancelled” with Data Type Decimal (13,2) 1-2-22 In the Expression Editor enter the following text: "Cancelled" = 1 1-2-23 Select Column Type “Measure”, check the “Calculate Before Aggregation” Option and click OK 1-2-24 Create a new Calculated Column and Name it “Ontime_Performance” with Data Type Decimal (13,2) 1-2-25 In the Expression Editor enter the following text: "Total_OnTime" / "Total_Departures" 1-2-26 Select Column Type “Measure” and click OK 1-2-27 Create a new Calculated Column and Name it “Delayed_Performance” with Data Type Decimal (13,2) 1-2-28 In the Expression Editor enter the following text: "Total_Delayed" / "Total_Departures" 1-2-29 Select Column Type “Measure” and click OK
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1-2-30 Create a new Calculated Column and Name it “Cancelled_Performance” with Data Type Decimal (13,2) 1-2-31 In the Expression Editor enter the following text: "Total_Cancelled" / "Total_Departures" 1-2-32 Select Column Type “Measure” and click OK 1-2-33 Click the Save and Activate Button and make sure there are no error messages in the Job Log Pane 1-2-34 Click the Data Preview Button
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Solutions Exercise 2 Unit: Advanced Modeling Lesson: Exercise 2
2-1
Create the Delay Groups Attribute View 2-1-1 Right click over your package and select New –> Attribute View 2-1-2 Enter the name ATV_DELAY_GROUPS_XX and click Finish
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2-1-3 Go to “Data Foundation” and add the following tables from Schema “FStats”: “FStats”.“Delay_Groups” and “FStats”.“Delay_Groups_Text” 2-1-4 Add the following fields to Output: “FStats”.“Delay_Groups”.”Code” “FStats”.“Delay_Groups_Text”.”Description” 2-1-5 Select column “Code” in the Output Pane and update property “Key Attribute” to True in the Properties Pane 2-1-6 Select column “Description” in the Output Pane and update property “Name” to “Delay_Group” 2-1-7 Create the following link: “FStats”.”Delay_Groups”.”Code” –> “FStats”.”Delay_Groups_Text”.”Code”
2-1-8 In the Properties Pane select “Join Type”: “Text Join” and in the Language Column drop down list select column “Language”
2-1-9 Click the Save and Activate Button and make sure there are no error messages in the Job Log Pane 2-1-10 Click the Data Preview Button
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2-2
Create the Cost Analytic View 2-2-1 Right click over your package and select New –> Analytic View 2-2-2 Enter the name ANV_COST_XX and click Finish 2-2-3 Click on “Semantics” and select “ONE1” as the Default Schema
2-2-4 Click on “Data Foundation” and add table “FStats”.“Costs” 2-2-5 Add the following fields to output: “FStats”.“Costs”.“Year” “FStats”.“Costs”.“Quarter” “FStats”.“Costs”.“Month” “FStats”.“Costs”.“Fuel” “FStats”.“Costs”.“Crew” “FStats”.“Costs”.“Maintenance” “FStats”.“Costs”.“Aircraft_Ownership” “FStats”.“Costs”.“Other” “FStats”.“Costs”.“ConvDate” 2-2-6 Click on “Logical Join” 2-2-7 Right click over Input Parameters from Output Pane, and select New 2-2-8 Name it VCURRENCY 2-2-9 In the Semantic Type drop down list select Currency
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2-2-10 Set the Default Value to USD 2-2-11 In the Data Type drop down list select NVARCHAR and Length 5
2-2-12 Click OK 2-2-13 Create a new Calculated Column and Name it “TotalCost” 2-2-14 Specify Data Type DECIMAL (13,2) 2-2-15 Specify Column Type “Measure”
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2-2-16 In the Expression Editor enter the following text: "Maintenance" + "Other" + "Aircraft_Ownership" + "Fuel" + "Crew"
2-2-17 Click OK. 2-2-18 Select the TotalCost calculated column created recently from the Output panel, and open the Semantic Type pop up window from the Properties. 2-2-19 In the Semantic Type drop down list select Amount with Currency Code. 2-2-20 Check Enable for Conversion Option 2-2-21 Open the pop up window in the Source Currency field and select Fixed 2-2-22 Select “EUR” from the list and click OK
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2-2-23 Open the Target Currency Pop Up window and select Input Parameter
2-2-24 Select “VCURRENCY” and click OK
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2-2-25 Open the Exchange Type Pop Up window and select M
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2-2-26 Open the Conversion Date Pop Up window, select Column as the Type and “ConvDate” in the Columns tree
2-2-27 Open the Client for currency conversion Pop Up window, select Type Fixed/Session Client; Fixed Client 800 and uncheck Session Client; click Ok
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2-2-28 Click Ok
2-2-29 Click on “Semantics” and mark the following columns as attributes: “Year” “Quarter” “Month” “ConvDate” 2-2-30 Mark the following columns as Measures: “Fuel” “Crew” “Maintenance” “Aircraft_Ownership” “Other” 2-2-31 Click the Save and Activate Button and make sure there are no error messages in the Job Log Pane 2-2-32 Click the Data Preview Button 2-2-33 A window like this should appear letting you pick the target currency
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2-3
Create the Delays Analytic View 2-3-1 Right click over your package and select New –> Analytic View 2-3-2 Enter the name ANV_DELAY_XX 2-3-3 Click on “Data Foundation” and add the following tables from the FStats schema: “FStats”.“On_Time” and “FStats”.“Airlines” 2-3-4 Create the following link: “FStats”.“On_Time”.“AirlineID” –> “FStats”.“Airlines”.“Code” (N…1 Referential) 2-3-5 Add the following fields to Output: “FStats”.“On_Time”.“Year” “FStats”.“On_Time”.“Quarter” “FStats”.“On_Time”.“Month” “FStats”.“Airlines”.“Description” “FStats”.“On_Time”.“OriginAirportID” “FStats”.“On_Time”.“DepartureDelayGroups” “FStats”.“On_Time”.“Cancelled” “FStats”.“On_Time”.“DepDelay” “FStats”.“On_Time”.“CarrierDelay” “FStats”.“On_Time”.“WeatherDelay” “FStats”.“On_Time”.“SecurityDelay” “FStats”.“On_Time”.“NASDelay” “FStats”.“On_Time”.“LateAircraftDelay” 2-3-6 Right click over “FStats”.“On_Time”.“DepDelay” and select Apply Filter. 2-3-7 In the Operator field select Greater than and in the Value field enter 15.
2-3-8 Click OK 2-3-9 Right click over “FStats”.“On_Time”.“Cancelled” and select Apply Filter.
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2-3-10 In the Operator field select “Equal” and in the Value field enter 0
2-3-11 Click OK. 2-3-12 Click on “Logical Join” 2-3-13 Rename the Attribute “FStats”.“Airlines”.“Description” to “Airline” in the Properties Pane 2-3-14 Add the following Attribute Views: “ATV_AIRPORTS_XX” “ATV_DELAY_GROUPS_XX” 2-3-15 Create the following links: “Data Foundation”.“OriginAirportID” –> “ATV_AIRPORTS_XX”.“AirportID” (N…1 Referential) “Data Foundation”.“DepartureDelayGroups” –> “ATV_DELAY_GROUPS_XX”.“Code” (N…1 Referential)
2-3-16 Click on “Semantics” and mark the following columns as Attributes: “Year” “Quarter” “Month” “Airline” 2-3-17 Mark the remaining columns as Measures 2-3-18 Click the Save and Activate Button and make sure there are no error messages in the Job Log Pane 2-3-19 Click the Data Preview Button Page 19 of 90
2-4
Create the Delay Calculation View 2-4-1 Right click over your package and select New –> Calculation View 2-4-2 Enter the name CAV_DELAY_XX 2-4-3 Click Finish 2-4-4 From the Tools Pallet select Join 2-4-5 Drag the ANV_DELAY_XX and drop it in the Join_1 Scenario 2-4-6 Drag the ANV_COST_XX and drop it in the Join_1 Scenario
2-4-7 Click on Join_1 and create an Inner Join N…1 between the following fields: ANV_DELAY_XX.Year ANV_COST.Year ANV_DELAY_XX.Month ANV_COST.Month
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2-4-8 Add the following fields to Output: “ANV_DELAY_XX”.“Quarter” “ANV_DELAY_XX”.“Airline” “ANV_DELAY_XX”.“Delay_Group” “ANV_DELAY_XX”.“Airport” “ANV_DELAY_XX”.“City” “ANV_DELAY_XX”.“State” “ANV_DELAY_XX”.“Country” “ANV_DELAY_XX”.“DepDelay” “ANV_DELAY_XX”.“CarrierDelay” “ANV_DELAY_XX”.“WeatherDelay” “ANV_DELAY_XX”.“SecurityDelay” “ANV_DELAY_XX”.“NASDelay” “ANV_DELAY_XX”.“LateAircraftDelay” “ANV_COST_XX”.“TotalCost” “ANV_COST_XX”.“TotalCost_CURRENCY”
2-4-9 Right click over Input Parameter and select “Manage Mapings”
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2-4-10 Drag the “VCURRENCY” Input Parameter from the left pane and drop it into the right pane and click OK
2-4-11 Link Join_1 to Aggregation
2-4-12 Select Aggregation
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2-4-13 Select the following fields, right click and select “Add to Output” Year Month Quarter Airline Delay_Group Airport City State Country TotalCost_Currency
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2-4-14 Select the following fields, right click and select “Add as Aggregated Column” DepDelay CarrierDelay WeatherDelay NASDelay SecurityDelay LateAircraftDelay TotalCost
2-4-15 Create a new Calculated Column and Name it “TotalCost_Delay” 2-4-16 Select Data Type DECIMAL ( 13, 2 ) 2-4-17 Select Column Type: Measure 2-4-18 In the Expression Editor enter the following text: "DepDelay" * "TotalCost" 2-4-19 Click OK 2-4-20 Create a new Calculated Column and Name it “TotalCost_CarrierDelay” 2-4-21 Select Data Type DECIMAL ( 13, 2 ) 2-4-22 Select Column Type: Measure 2-4-23 In the Expression Editor enter the following text: "CarrierDelay" * "TotalCost" 2-4-24 Click OK 2-4-25 Go to the “Semantics” scenario
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2-4-26 Mark the following fields as Attribute: Year Quarter Month Country State City Airport Airline Delay_Group TotalCost_CURRENCY 2-4-27 Create a new variable
2-4-28 Name it VAR_Year 2-4-29 In the Attribute field select Year 2-4-30 In the Default Value enter 2012
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2-4-31 Click OK
2-4-32 Create a new variable 2-4-33 Name it VAR_Month 2-4-34 In the Attribute field select Month 2-4-35 In the Default Value enter 3 2-4-36 Click OK 2-4-37 Create a new variable 2-4-38 Name it VAR_Airline 2-4-39 In the Attribute field select Airline
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2-4-40 In the Default Value enter American Airlines Inc. 2-4-41 Click OK 2-4-42 Create a new variable 2-4-43 Name it VAR_Airport 2-4-44 In the Attribute field select Airport 2-4-45 In the Default Value enter John F. Kennedy International 2-4-46 Click OK 2-4-47 Click the Save and Activate Button and make sure there are no error messages in the Job Log Pane 2-4-48 Click the Data Preview Button 2-4-49 A window like this should appear letting you pick the target currency and the filter values for the variables
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Solutions Exercise 3 Unit: Fuzzy Search Lesson: Exercise 3
3-1
Create a new scripted Calculation View that queries the Analytic View created in Exercise 1 (ANV_ONTIME_XX) 3-1-1 Right click over your package and select New –> Calculation View 3-1-2 Enter the Name CAV_ONTIME_FUZZY_XX 3-1-3 In the Subtype select SQL Script 3-1-4 Click Finish 3-1-5 Click on Script_View in the Scenario Pane 3-1-6 Right click over Input Parameters and select New 3-1-7 Name it IN_Year
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3-1-8 Select SmallInt from the Data Type drop down list and click OK
3-1-9 Create another Input Parameter, name it IN_Month, select TinyInt as the Data Type and click OK
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3-1-10 Create a new Input Parameter, name it IN_Airport, select NVarChar as the Data Type, Length 100 and click OK 3-1-11 Right click over Columns in the Output Pane and select Create Target 3-1-12 Define the Output with the following structure:
3-1-13 Click OK 3-1-14 Enter the following text in the Script View Pane: var_out = Select "Year", "Month", "Airport", "Airline", Sum("Ontime_Performance") As "Ontime_Performance" From "_SYS_BIC"."stXX/ANV_ONTIME_XX" Where CONTAINS( "Airport", :IN_Airport, FUZZY( 0.8, 'textSearch=compare' ) ) And "Year" = :IN_Year And "Month" = :IN_Month Group By "Year", "Month", "Airport", "Airline";
3-1-15 Click on Semantics in the Scenario Pane 3-1-16 Mark the following columns as Attributes: Year Month Airport Airline 3-1-17 Mark the following column as Measure: Ontime_Performance 3-1-18 Click the Save and Activate Button and make sure there are no error messages in the Job Log Pane 3-1-19 Click on Data Preview and use the following values for the Input Parameters: IN_Year = 2012 IN_Month = 3 IN_Airport = kenedy
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3-2
On the same scripted calculation view created on the prior step (CAV_ONTIME_FUZZY_XX) modify the script to implement the Term Mappings Option to enable the user to use the Airport Abbreviation 3-2-1 Open a new SQL Editor 3-2-2 Execute the following script: CREATE COLUMN TABLE "STXX"."TermMappings" LIKE "FStats"."TermMappings" WITH DATA;
3-2-3 Open the Scripted Calculation View created in the prior exercise (CAV_ONTIME_FUZZY_XX) 3-2-4 Click on Script in the Scenario Pane and replace the existing script with the following text: var_out = Select "Year", "Month", "Airport", "Airline", Sum("Ontime_Performance") As "Ontime_Performance" From "_SYS_BIC"."stXX/ANV_ONTIME_XX" Where CONTAINS( "Airport", :IN_Airport, FUZZY( 0.8, 'textSearch=compare, termMappingTable="STXX"."TermMappings", termMappingListId=01' ) ) And "Year" = :IN_Year And "Month" = :IN_Month Group By "Year", "Month", "Airport", "Airline";
3-2-5 Click the Save and Activate Button and make sure there are no error messages in the Job Log Pane 3-2-6 Click on Data Preview and use the following values for the Input Parameters: IN_Year = 2012 IN_Month = 3 IN_Airport = JFK
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Solutions Exercise 4 Unit: CE Plan Operators Lesson: Exercise 4
4-1
Create a new Scripted Calculation View 4-1-1 Right click over your package and select New –> Calculation View 4-1-2 Enter the name CAV_DELAY_CE_XX 4-1-3 In Subtype select SQL Script 4-1-4 Click Finish 4-1-5 Select Script_View in the Scenario Pane 4-1-6 Right click over Input Parameters and select new
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4-1-7 Specify IN_Year as the Name and SmallInt as the Data Type
4-1-8 Click OK 4-1-9 Right click over Input Parameters and select new
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4-1-10 Specify IN_Month as the Name and TinyInt as the Data Type 4-1-11 Click OK 4-1-12 Right click over Input Parameters and select new 4-1-13 Specify IN_Airline as the Name and NVarChar(100) as the Data Type 4-1-14 Click OK 4-1-15 Right click over Input Parameters and select new 4-1-16 Specify IN_Airport as the Name and NVarChar(100) as the Data Type 4-1-17 Click OK 4-1-18 Right click over Columns and select Create Target 4-1-19 Define the Output like this:
4-1-20 Click OK
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4-1-21 In the Details of Script_View Pane enter the following text: AnCost = CE_OLAP_VIEW( "_SYS_BIC"."stXX/ANV_COST_XX", ["Year", "Month", "TotalCost"] ); AnDelay = CE_OLAP_VIEW( "_SYS_BIC"."stXX/ANV_DELAY_XX", ["Year", "Month", "Airport", "Airline", "Delay_Group", "DepDelay", "CarrierDelay"] ); Join1 = CE_JOIN( :AnCost, :AnDelay, [ "Year", "Month" ], [ "Year", "Month", "Airport", "Airline", "Delay_Group", "TotalCost", "DepDelay", "CarrierDelay"] ); var_out = CE_PROJECTION( :Join1, [ "Year", "Month", "Airport", "Airline", "Delay_Group", "DepDelay", "CarrierDelay", "TotalCost", CE_CALC( '"TotalCost" * "DepDelay"', Decimal(13,2)) AS "TotalCost_Delay", CE_CALC( '"TotalCost" * "CarrierDelay"', Decimal(13,2)) AS "TotalCost_CarrierDelay" ], '"Year" = :IN_Year AND "Month" = :IN_Month AND "Airline" = '':IN_Airline'' AND "Airport" = '':IN_Airport''');
4-1-22 Select Semantics in the Scenario Pane 4-1-23 Mark the following fields as Attribute: Year Month Airport Airline Delay_Group 4-1-24 Add the following fields as Measure: DepDelay CarrierDelay TotalCost TotalCost_Delay TotalCost_CarrierDelay 4-1-25 Click the Save and Activate Button and make sure there are no error messages in the Job Log Pane 4-1-26 Click the Data Preview Button
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4-2
Debugging Procedures 4-2-1 Expand the _SYS_BIC schema under the Catalog folder in the Systems View
4-2-2 Expand the Procedures folder 4-2-3 Double click on the procedure “stXX/CAV_DELAY_CE_XX/proc” 4-2-4 Add checkpoints in lines: 5, 7, 9, 11 and 13
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4-2-5 Open the Debug Perspective
4-2-6 On the Debug button, select “Debug Configurations”. Alternatively, you can select the Debug Configurations option in the Run Menu
4-2-7 Select SAP HANA Stored Procedure and click on the “New Launch Configuration” button
4-2-8 In the General tab, select “Catalog Schema” in the Procedure to Debug field
4-2-9 Click on the Browse button and select the stXX/CAV_DELAY_CE_XX/proc procedure under the Procedures folder in the _SYS_BIC schema. Then click Ok
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4-2-10 Navigate to the Input Parameters Tab 4-2-11 Specify the following values for each of the Input Parameters: IN_YEAR = 2012 IN_MONTH = 3 IN_AIRLINE = American Airlines Inc. IN_AIRPORT = John F. Kennedy International
4-2-12 Click on Apply at the bottom of the screen 4-2-13 Click on Debug 4-2-14 The debugger will stop in the first breakpoint in line 5
4-2-15 Resume the debugging session to the next breakpoint by pressing F8 or the Resume button
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4-2-16 Right click over any table variable in the Variables view and select “Open Data Preview”
4-2-17 Resume the debugging session by pressing F8 or clicking on the Resume button
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Solutions Exercise 5 Unit: Best Practices When Using SQLScript Lesson: Exercise 5
5-1
Visualize the Execution Plan for ANV_ONTIME_XX 5-1-1 Open the ANV_ONTIME_XX Analytic View 5-1-2 Click on the Data Preview button and select “Open in SQL Editor”
5-1-3 In the SQL Editor, open the SQL Tab. 5-1-4 Highlight the query, right click and select “Visualize Plan”
5-1-5 Click “Yes” on the Confirm Perspective Switch window to open the Plan Viz perspective
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5-1-6 Right click in the blank area and select Execute
5-1-7 Expand the tree in the Timeline pane to show the longest running node (BwPopAggregateParallel node)
5-1-8 Repeat the steps for the ANV_PE Analytic View and compare the execution plan for both views
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Solutions Exercise 6 Unit: SAP HANA Development Lesson: Exercise 6
6-1
Create a Repository Workspace and a Project 6-1-1 Open the SAP HANA Development perspective by going to the main menu Window -> Open Perspective -> Other -> SAP HANA Development 6-1-2 Go to the SAP HANA Repositories Tab 6-1-3 Right click in the blank area and select “Create Repository Workspace” 6-1-4 Select the HANA HOST from the SAP HANA Systems List, uncheck the option Use Default Workspace, enter the name DevWSXX in the Workspace Name Field and C:\Users\student\Documents\repo as the Workspace Root (if the repo folder does not exist, you can create it by clicking in the Browse button)
6-1-5 Navigate to the Project Explorer Tab 6-1-6 Right click in the blank area and select New -> Project Page 43 of 90
6-1-7 Select XS Project under the SAP HANA -> Application Development folder and click next
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6-1-8 Enter projectXX as the Project Name and click Next.
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6-1-9 Select your package (stXX) by clicking the Browse button and uncheck the Add Project Folder as Subpackage checkbox. Then click on Finish
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6-1-10 Right click over the root node of your project and select Team –> Check Out
6-1-11 Now you should see all the views and procedures that you built during the training inside your project 6-1-12 Right click over the root node of your project and select Team –> Activate
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6-2
Train a Decision Tree with the Application Function Modeler 6-2-1
Open the SAP HANA Development Perspective
6-2-2 Right click on the root node of your project and select New HANA Database Development AFL Model
Other
SAP
6-2-3 Click on Next
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6-2-4 Specify the name DT_Train_XX and click on Finish
6-2-5 You should now see a new file in your project called DT_Train_XX.aflpmml
6-2-6 Double click in the newly created file to open the AFM.
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6-2-7 From the PAL section, expand “Classification”, and drag in the “C4.5 – createDT” function
6-2-8 Click on the Expand button
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6-2-9 Drag in the FStats.TRAINDT Table left to the Training box
6-2-10 Create a connection between TRAINDT and Training
6-2-11 Drag in the FStats.JSONMODEL into the JsonModel box
6-2-12 Drag in the FStats.PMMLMODEL Table into the PMMLModel box
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6-2-13 Right click on the blank area of the model and select “View Properties”
6-2-14 Specify DT_TRAIN_XX as the Procedure Name and select your schema (STXX) in the Procedure Schema Drop Down box
6-2-15 Click on the Save Button 6-2-16 In the Project Explorer tab, right click over the DT_TRAIN_XX.aflpmml file and select Team Activate 6-2-17 In the AFM click on the Call button
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6-2-18 Navigate to the SAP HANA Systems Tab and expand the Procedures and Tables folders in your schema, you should see the tables and procedures that were created with the execution of the predictive model
6-2-19 Right click over the "STXX"."stXX::DT_Train_XX.DT_TRAIN_XX_createDT_JsonModel" table and make sure the table has been populated with the Json model of the Decision Tree 6-3
Predicting Flight Delays with Decision Trees 6-3-1 Go back to the Project Explorer Tab and create a new Predictive Model file by right clicking in the root node of your project and select New Other SAP HANA Database Development AFL Model 6-3-2 Specify Name DT_Predict_XX and click on finish 6-3-3 Double click on the newly created file to open the modeler 6-3-4 Drag in the “Predict with Decision Tree” function from PAL Classification and click on the Expand button
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6-3-5 Drag in the FStats.PREDICT_WITH_DT Table and place it left to the Predict Box 6-3-6 Create a link between the PREDICT_WITH_DT Table and the Predict box
6-3-7 Drag in the "STXX"."stXX::DT_Train_XX.DT_TRAIN_XX_createDT_JsonModel" Table from your schema and place it left to the Model box 6-3-8 Create a link between the "STXX"."stxx::DT_Train_XX.DT_TRAIN_XX_CREATEDT_JSONMOD EL" and the Model box
6-3-9 Drag in the FStats.RESULT_DT and drop it in the Result box
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6-3-10 Right click on the blank area of the modeler and select “View Properties” 6-3-11 Specify DT_PREDICT_XX as the Procedure Name and your schema (STXX) as the Procedure Schema
6-3-12 Click on the Save button 6-3-13 In the Project Explorer tab, right click over the DT_PREDICT_XX.aflpmml file and select Team Activate 6-3-14 In the AFM click on the Call button 6-3-15 Navigate to the SAP HANA Systems tab, right click over the Tables folder and select Refresh 6-3-16 Do a Data Preview of the "STXX"."stXX::DT_Predict_XX.DT_PREDICT_XX_predictWithDT_R esult" Table and take a look at the results: If you fly with American Airlines on a Friday from Chicago to New York between 4pm and 4:59pm most likely your flight will be Delayed But if you fly in the same timeframe with American Eagle most likely your flight will not be Delayed If you fly with American Airlines on a Friday from Chicago to New York between 5pm and 5:59pm most likely your flight will not be Delayed
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Solutions Exercise 7
7-1
Unit:
Visualizing Data with SAP Lumira
Lesson:
Exercise 7
Visualizing Data with SAP Lumira 7-1-1 Open SAP Lumira 7-1-2 Click on the cube
7-1-3 Select “Download from SAP HANA” and click Next 7-1-4 Provide the following credentials: Server: imdbhdbcc2 Instance: 00 User: SYSTEM Password: manager 7-1-5 Click on Connect 7-1-6 Select the ANV_ONTIME_XX Analytic View under your package and click on Create 7-1-7 In the Dimensions Pane click on the arrowhead next to the Airport Description column and select Create a Geographic Hierarchy By Latitude and Longitude
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7-1-8 Specify the Latitude and Longitude columns in the corresponding fields
7-1-9 Click Next and then Finish
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7-1-10 Change the Chart Type to Geo Bubble Chart
7-1-11 Click on the + button next to the Value field and select Total_Delayed
7-1-12 Click on the + button next to the Geography field and select Airport Description
7-1-13 Click on + button left next to the View icon to create a new view on the same document
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7-1-14 Change the Chart Type to Table
7-1-15 Click on the + button right next to the Primary Values field and select Total_Delayed
7-1-16 Click on the arrowhead in Total_Delayed and select Rank Values
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7-1-17 Specify Top 5 in the Ranking window and click Ok
7-1-18 Click on the arrowhead right next to the Row Axis field and select Airport Description
7-1-19 Click on + button left next to the View icon to create a new view on the same document
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7-1-20 Change the Chart Type to Stacked Column Chart
7-1-21 Add Total_Cancelled, Total_Delayed and Total_OnTime to the Y Axis
7-1-22 Add Year to the X Axis
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7-1-23 Navigate to the Compose View
7-1-24 Select and create the Story with layout for the charts
7-1-25 Drag the charts from the left and drop them in the Dashboard designer
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7-1-26 Drag the Airline Description Input Control from the left pane and drop it in the Dashboard designer to filter data accordingly to the selection
7-1-27 Change the name from Board Title to Departure Delays 7-1-28 Click on the Preview button to preview the Story
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Solutions Additional Exercise 1 Unit: Additional Exercises Lesson: Additional Exercise 1
1-1
Make a copy of the TWITTER Table and enable Text Analysis 1-1-1 Open a new SQL Editor Window 1-1-2 Execute the following statement to make a copy of the TWITTER table in your own schema: CREATE COLUMN TABLE STXX.TWITTER_XX LIKE "FStats"."TWITTER" WITH DATA;
1-1-3 Enable Text Analysis by executing the following statement: CREATE FULLTEXT INDEX "FT_TWEETS" ON "STXX"."TWITTER_XX" ("TEXT") FUZZY SEARCH INDEX ON TEXT ANALYSIS ON CONFIGURATION 'EXTRACTION_CORE_VOICEOFCUSTOMER';
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Solutions Additional Exercise 2 Unit: Additional Exercises Lesson: Additional Exercise 2
2-1
Build the SQL View 2-1-1 Create the SQL View by executing the following statement: CREATE VIEW STXX.SA_XX AS ( SELECT A.ID, B.TA_TOKEN, B.TA_TYPE, C."Description" AS STATE FROM "ST01"."TWITTER_01" AS A INNER JOIN "ST01"."$TA_FT_TWEETS" AS B ON A.ID = B.ID CROSS JOIN "FStats"."States" AS C WHERE A.LOCATION.ST_Within( C.SHAPE ) = 1);
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Solutions Additional Exercise 3 Unit: Additional Exercises Lesson: Additional Exercise 3
3-1
Create a Sentiment Analysis Dashboard with SAP Lumira 3-1-1 Open SAP Lumira 3-1-2 Click on the cube
3-1-3 Select Query With SQL and click on Next
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3-1-4 Select SAP HANA database 1.0 – JDBC Drivers and click on Next
3-1-5 Provide the following credentials: User Name: SYSTEM Password: manager Data Source Format: Single Server Host Name: imdbhdbcc2 Instance Number: 00 3-1-6 Click on Connect
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3-1-7 Type in the following statement in the Query field and then click on Preview: SELECT * FROM STXX.SA_XX
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3-1-8 Click on Create 3-1-9 Click on the arrowhead right next to the TA_TYPE column in the Attributes pane and select Filter
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3-1-10 Type sentiment in the search field
3-1-11 Select NeutralSentiment, StrongNegativeSentiment, StrongPositiveSentiment, WeakNegativeSentiment and WeakPositiveSentiment
3-1-12 Click Ok
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3-1-13 Click on the arrowhead next to the STATE column in the Attributes pane and select Create a Geographic Hierarchy By Names
3-1-14 Ensure STATE Dimension as Region, click Ok and the click Done.
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3-1-15 Click on the arrowhead next to the ID column in the Measures pane and select Change Aggregation Count (distinct)
3-1-16 Change the Chart Type to Geo Pie Chart
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3-1-17 Click on the + button next to Value and select ID
3-1-18 Click on the + button next to the Geography field and select Region
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3-1-19 Click on the + button next to the Overlay Data field and select TA_TYPE
3-1-20 Click on + to create a new visualization 3-1-21 Change the Chart Type to Tree Map
3-1-22 Click on the + button next to Area Weight and select ID
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3-1-23 Click on the + button next to Area Name and select TA_TYPE
3-1-24 Click on + to create a new visualization 3-1-25 Change the Chart Type to Tag Cloud
3-1-26 Click on the + button next to the Word Weight field and select ID
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3-1-27 Click on the + button next to the Word field and select TA_TOKEN
3-1-28 Switch to the Compose View 3-1-29 Select and create the Story with layout for the charts
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3-1-30 Drag the charts from the left and drop them in the Dashboard designer
3-1-31 Drag the STATE Input Control from the left pane and drop it in the Dashboard designer to filter data accordingly to the selection
3-1-32 Change the name from Board Title to Sentiment Analysis
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Solutions Additional Exercise 4 Unit: Additional Exercises Lesson: Additional Exercise 4
4-1
Create a new Analytic View 4-1-1 Right click on your package and select New -> Analytic View 4-1-2 Name it ANV_PAX_XX and click Finish 4-1-3 Go to the Data Foundation scenario and add tables “FStats”.“Stats” and “FStats”.“Airlines” 4-1-4 Create a join between the Stats table and the Airlines one “FStats”.“Stats”.“AirlineID” “FStats”.“Airlines”.“Code” (n…1 Referential) 4-1-5 Add the following columns to Output “FStats”.“Stats”.“Year” “FStats”.“Stats”.“Quarter” “FStats”.“Stats”.“Month” “FStats”.“Stats”.“OriginAirportID” “FStats”.“Stats”.“Passengers” “FStats”.“Airlines”.“Description” 4-1-6 Go to the Logical Join scenario 4-1-7 Add the Airports Attribute View (ATV_AIRPORTS_XX) 4-1-8 Create a join between the Data Foundation and the Airports Attribute View “Data Foundation”.“OriginAirportID” “ATV_AIRPORTS_XX”.“AirportID” (n…1 Referential) 4-1-9 Go to the Semantics scenario
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4-1-10 Rename column “Description” to “Airline” 4-1-11 Mark the following columns as attributes: Year Quarter Month Airline 4-1-12 Mark the Passengers column as Measure 4-1-13 Save and Activate 4-1-14 Click on Data Preview to make sure the data is being displayed correctly
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4-2
Create a new Calculation View 4-2-1 Right click over your package and select New -> Calculation View 4-2-2 Name it CAV_PAX_XX and click on Finish 4-2-3 Add a Union from the Tools Palette and place it below the Aggregation
4-2-4 Add ANV_PAX_XX and ANV_ONTIME_XX to Union_1
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4-2-5 Drag all the columns from ANV_PAX_XX to the Target(s) section
4-2-6 Map the corresponding columns from ANV_ONTIME_XX to the Target
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4-2-7 Add Measures “Total_Delayed” and “Delayed_Performance” from ANV_ONTIME_XX to the Target
4-2-8 Add a Projection from the Tools Palette and place it between Union_1 and Aggregation
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4-2-9 Add an Aggregation and place it between Union_1 and Projection_1
4-2-10 Create a link between Union_1 and Aggregation_1, another one between Aggregation_1 and Projection_1 and another one between Projection_1 and Aggregation
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4-2-11 Go to the Aggregation_1 scenario 4-2-12 Add the following columns to Output: Year Quarter Month Airline AirportID Airport City State Country Latitude Longitude Size
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4-2-13 Add the three remaining columns as Aggregated Column
4-2-14 Go to the Projection_1 scenario 4-2-15 Add all the columns to Output 4-2-16 Right clicking over the Calculated Columns folder in the Output pane and select New Calculated Column 4-2-17 Name it Affected_Pax and specify Data Type DECIMAL (13, 2) 4-2-18 Add the following formula in the Expression Editor: "Passengers" * "Delayed_Performance"
4-2-19 Click Ok 4-2-20 Right click over Expression under the Filter folder in the Output pane and select Open
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4-2-21 Add the following filter in the Expression Editor: not isNull("Delayed_Performance") 4-2-22 Click Ok 4-2-23 Go to the Aggregation scenario 4-2-24 Add the following columns to Output: Year Quarter Month Airline AirportID Airport City State Country Latitude Longitude Size
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4-2-25 Add the remaining columns as Aggregated Column
4-2-26 Go to the Semantics scenario 4-2-27 Mark the following columns as Attribute: Year Quarter Month Airline AirportID Airport City State Country Latitude Longitude Size 4-2-28 Save and Activate 4-2-29 Click on Data Preview 4-2-30 Apply the following filters and compare to the Functional Design to make sure the data is tying out: Year = 2012 Month = 3 Airport = John F. Kennedy International
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