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  1. Preface
  2. Summary of PowerExchange New Features and Changes
  3. PowerExchange Installation and Upgrade
  4. PowerExchange Agent
  5. PowerExchange Client for PowerCenter
  6. PowerExchange Condense
  7. PowerExchange Listener
  8. PowerExchange Logger for Linux, UNIX, and Windows
  9. PowerExchange Navigator
  10. PowerExchange Monitoring and Tuning
  11. PowerExchange Utilities
  12. PowerExchange for Adabas
  13. PowerExchange for CA Datacom
  14. PowerExchange for DB2 for i
  15. PowerExchange for DB2 for Linux, UNIX, and Windows
  16. PowerExchange for DB2 for z/OS
  17. PowerExchange for CA IDMS
  18. PowerExchange for IMS
  19. PowerExchange for Microsoft SQL Server
  20. PowerExchange for MySQL
  21. PowerExchange for Oracle
  22. PowerExchange for PostgreSQL
  23. PowerExchange for VSAM and Flat Files
  24. PowerExchange ODBC

Support for LOB Datatypes in DB2 for z/OS Data Maps

Support for LOB Datatypes in DB2 for z/OS Data Maps

PowerExchange introduces support for LOB datatypes in DB2 for z/OS data maps. LOB datatypes include BLOB, CLOB, and DBCLOB.
In the PowerExchange Navigator, you can define a data map for a DB2 for z/OS data source that includes LOB columns. After you define the data map, you can perform a database row test on the table, and you can include the table as a source in a PowerCenter bulk data movement session.
Because DB2 is a relational database, a DB2 data map is not required for PowerExchange to access DB2 tables. However, in certain cases, defining a data map allows you to process the data in a way that is not otherwise possible. For example, if a CHAR column contains multiple packed decimal fields, you can define a DB2 data map to split data in the CHAR column into separate columns with the correct datatype for the content.
The maximum length of a DB2 row with LOB columns that you can define in a data map or include in a PowerExchange bulk data movement operation is 8 MB.
In a bulk data movement session, PowerExchange already provides support for LOB columns in DB2 data sources for which a data map is not defined.
For more information, see the "Data Maps for Specific Data Sources" chapter in the
PowerExchange Navigator User Guide
.

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