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Parsing of large query takes a long time, or ORA-4030 occurs during parsing (Doc ID 1422324.1)

Last updated on OCTOBER 04, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 to 11.2.0.3 [Release 10.2 to 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

Parsing a sql statement may take a very long time, or the sql may error with ORA-4030.

A heapdump of the process may show high allocations in the Top Call heap of type:
qcsjrsDS, kghsstk, kgllo


Cause

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In this Document
Symptoms
Cause
Solution

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