Coding Considerations When Using JDBC To Manipulate Tables That Contain CLOB And BLOB Columns

(Doc ID 1455105.1)

Last updated on JANUARY 24, 2018

Applies to:

JDBC - Version to [Release 10.2 to 12.1]
Information in this document applies to any platform.


JDBC applications that retrieve BLOB or CLOB objects from tables, or insert them into tables, may show an increase in temporary tablespace on the database server. In the long term this can lead to memory exhaustion. The problem can be confirmed by running

and noting a steady increase in the number of temporary LOB objects.


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