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Seven Signs You Need a Data Warehouse

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Is it time for your organization to implement an IBM i data warehouse? View this slideshow to learn seven common signs it might be time.

Watch the on-demand webinar on HelpSystems.com:
http://www.helpsystems.com/sequel/events/recorded-webinars/seven-signs-ibm-i-data-warehouse

Published in: Software
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Seven Signs You Need a Data Warehouse

  1. 1. 7 Signs You Need a Data Warehouse
  2. 2. Heath Kath Sr. Data Access Consultant Mike Stegeman Sr. Data Access Consultant Today’s speakers: Welcome!
  3. 3. Today’s Agenda • Why use a data warehouse on IBM i? • 7 signs you need a data warehouse • SEQUEL Data Warehouse
  4. 4. Why Use a Data Warehouse on IBM i? How does a data warehouse boost your business intelligence strategy? Sales Data Budgets Customers, Inventory, Financials Industry Data
  5. 5. Why would you need more than just a query tool? • You have multiple application databases • The database is complex and not well designed • Your data contains errors • Your reporting needs are complex • You have many query users What’s real? Data is growing, data is becoming more complex, and users need and want more reliable information. Why Use a Data Warehouse on IBM i?
  6. 6. Multiple Application Databases Sales (DB2 for i5/OS) BI Reporting Financials (DB2 for i5/OS) POS System (SQL Server) Purchasing (Oracle) You Need a Data Warehouse: Sign 1
  7. 7. You Need a Data Warehouse: Sign 2 CUSTNO CUSTNAME 1001 John Smith 1002 Mary Jones 1003 Chris Anderson 1004 David Perry Customer File - US CUSTNO CUSTNAME 1001 Harry Potter 1002 Jeremy Carr 1003 Penny Hayes 1004 Debbie Thornton Customer File - Canada CUSTID CUSTNAM AA234 Julie Johnson AA235 Fred Hunter AB670 John Smith BD309 Alan Jordan Customer File - Canada CUSTNO CUSTNAME 1001 John Smith 1002 Mary Jones 1003 Chris Anderson 1004 David Perry Customer File - US Files (tables) are the same, but different…  Multiple instances of the same table, with duplicate key values  Or different versions of the same entity with incompatible data types
  8. 8. Poor performance You Need a Data Warehouse: Sign 3 100M rows
  9. 9. Changing dimensions You Need a Data Warehouse: Sign 4 100 Smith & Jones Electrical Small Retailer Jenny Brown 100 Smith & Jones Electrical Major Retailer Rob McAdam 100 Smith & Jones Electrical Major Retailer Jenny Brown 2012 2013 2014
  10. 10. You Need a Data Warehouse: Sign 5 Data errors • Failed joins • Invalid dates • Missing values Difficult dates • Date format • Multiple fields for Year, Month, Day • Field types Hidden meanings • Second character of column X means… • If column Y = ‘C’ then Z * -1 • If this…then… Data challenges
  11. 11. You Need a Data Warehouse: Sign 6 A chaotic reporting environment! Sales FinancialsPurchasing GL Summary (Excel) Summary Sales by Customer/Brand Profitability Extract Summary Sales by Region Purchasing extract (MS Access) ~~~~~~~ ~~~~~~~~ ~~~~~~~ ~~~~~~~~ ~~~~~~~ ~~~~~~~~ ~~~~~~~ ~~~~~~~~ ~~~~~~~ ~~~~~~~~ ~~~~~~~ ~~~~~~~~ Joe downloads this manually via Client Access every Monday...except when he’s on vacation or out with the flu! Mary wrote this extract. She left last year and no-one knows how it works. The Net Sales calculation in this extract is different to Mary’s. No one has yet realized that this is loaded incorrectly. The auditors will be the first to discover the problem. These reports don’t bala These reports don’t balance with each other.No one trusts this report. John spends 5 days every month generating this and massaging the numbers until he thinks it is correct.
  12. 12. Poor data quality For example: • Property assessment incorrectly changed to $400M • Property tax revenue of $8M was included in the county budget • County had a huge revenue shortfall, resulting in lots of cuts • The school district forced to return $2.7M You Need a Data Warehouse: Sign 7
  13. 13. Quick Poll… Why do you need a Data Warehouse? Multiple databases Inconsistent data Complexity
  14. 14. Without a Data Warehouse… • 96% of data marts require change in the first year • 75% of independent data marts do not survive > 2 years • 60% of companies abandon their BI investment within 5 years
  15. 15. SOLUTION: SEQUEL Data Warehouse
  16. 16. SEQUEL Data Warehouse ETL Tool Data Management Manage Development IBM i Environment Metadata Repository Data Warehouse
  17. 17. SEQUEL Data Warehouse Development Client
  18. 18. SEQUEL Data Warehouse
  19. 19. SALES PURCHASING FINANCIALS O P E R A T I O N A L S Y S T E M S SEQUEL Implemented Against Operational Data Simple Implementation—Without SDW
  20. 20. Front End Tools Implemented Against DW/DM Tables Data Warehouse/Data Marts O P E R A T I O N A L S Y S T E M S SALES PURCHASING FINANCIALS Simple Implementation—With SDW
  21. 21. SEQUEL Data Warehouse: Data Access + Non-DB2 Data Sources SEQUEL Data Warehouse on IBM i Oracle, MS SQL, MySQL, Sybase XML FilesText Files (fixed length or delimited) MS Excel Salesforce Apache Hive, Impala
  22. 22. Share Information with SEQUEL Data Warehouse Key to formatting and distribution of data
  23. 23. Browser Access! Share information with SEQUEL Web Interface
  24. 24. Data Warehouse A solution to your business needs
  25. 25. SEQUEL is offering exciting spring promotions. We’d love to tell you about them! Interested? Give your sales rep a call at 800-328-1000. Special Promotions—Just for You
  26. 26. Heath Kath Sr. Data Access Consultant heath.kath@helpsystems.com Mike Stegeman Sr. Data Access Consultant mike.stegeman@helpsystems.com www.helpsystems.com/sequel We are ready for your questions!
  27. 27. Thank You for Joining Us Today! Website: www.helpsystems.com/sequel Phone: 800-328-1000 or +1 952-933-0609 Email: mike.stegeman@helpsystems.com heath.kath@helpsystems.com support.sequel@helpsystems.com

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