Table of Contents

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  1. Preface
  2. Analyst Service
  3. Catalog Service
  4. Content Management Service
  5. Data Integration Service
  6. Data Integration Service Architecture
  7. Data Integration Service Management
  8. Data Integration Service Grid
  9. Data Integration Service REST API
  10. Data Integration Service Applications
  11. Enterprise Data Preparation Service
  12. Interactive Data Preparation Service
  13. Informatica Cluster Service
  14. Mass Ingestion Service
  15. Metadata Access Service
  16. Metadata Manager Service
  17. Model Repository Service
  18. PowerCenter Integration Service
  19. PowerCenter Integration Service Architecture
  20. High Availability for the PowerCenter Integration Service
  21. PowerCenter Repository Service
  22. PowerCenter Repository Management
  23. PowerExchange Listener Service
  24. PowerExchange Logger Service
  25. SAP BW Service
  26. Search Service
  27. System Services
  28. Test Data Manager Service
  29. Test Data Warehouse Service
  30. Web Services Hub
  31. Application Service Upgrade
  32. Appendix A: Application Service Databases
  33. Appendix B: Connecting to Databases from Windows
  34. Appendix C: Connecting to Databases from UNIX or Linux
  35. Appendix D: Updating the DynamicSections Parameter of a DB2 Database

Application Service Guide

Application Service Guide

Example of a Connection Pool

Example of a Connection Pool

You want to use connection pools to optimize connection performance. You have configured the Data Integration Service to run jobs in separate local processes.
You configure the following pooling properties for a connection:
  • Connection Pooling: Enabled
  • Minimum Connections: 2
  • Maximum Connections: 4
  • Maximum Idle Time: 120 seconds
When a DTM process runs five jobs, it uses the following process to maintain the connection pool:
  1. The DTM process receives a request to process five jobs at 11:00 a.m., and it creates five connection instances.
  2. The DTM process completes processing at 11:30 a.m., and it releases four connections to the connection pool as idle connections.
  3. It drops one connection because it exceeds the connection pool size.
  4. At 11:32 a.m., the maximum idle time is met for the idle connections, and the DTM process drops two idle connections.
  5. The DTM process maintains two idle connections because the minimum connection pool size is two.

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