Last updated on MAY 12, 2017
Applies to:Oracle Data Integrator - Version 18.104.22.168.0 and later
Information in this document applies to any platform.
Slow performance when executing a large feed from BDA to Oracle DB using LKM Hive to Oracle OLH-OSCH.
When the mapping is executed, performance issue is observed in the "Create Hive Work Table step" of the LKM Hive to Oracle OLH-OSCH. It takes more than 24 hours to finish for large feed of around 200 million records of total 250GB data. The generated code shows CREATE TABLE AS SELECT statement used and so inserting all those records along with the staging table creation DDL.
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