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ORA-7445 [qeshGBYOpenScan()+4] [SIGSEGV] from Select (Doc ID 1398840.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.2 to 11.2.0.3 [Release 11.2]
Information in this document applies to any platform.

Symptoms


In 11.2.0.3 ORA-7445 [qeshGBYOpenScan()+4] [SIGSEGV] occurs from Select.
.
In 11.2.0.2 we observe ORA-07445 [kghalf()+624] with stack trace
kghalf qeshGBYOpenScan2 qeshGBYOpenScan qerghFetch rwsfcd qeruaFetch subex1 subsr3
.
The failing query is a complex Select with subselects.
It reproduces with values for bind variables and /*+ BEGIN_OUTLINE_DATA hint,  extracted from trace file.

.

The problem seems to depend on usage of queries with EXISTS + OR EXISTS subqueries and DISTINCT specified in subquery.

Changes

none

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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