ORA-1467 Sort Key Too Long [ID 957805.1]

Set "_disable_fast_aggregation"=true (This can be set at the session level or system wide)

ORA-1467 Sort Key Too Long [ID 957805.1]

		Modified 10-JUN-2010 Type PROBLEM Status PUBLISHED

In this Document
  Symptoms
  Changes
  Cause
  Solution
  References

Applies to:

Oracle Server - Enterprise Edition - Version: 10.2.0.4 and later [Release: 10.2 and later ]
Information in this document applies to any platform.

Symptoms

A SQL statement with a long SELECT clause (450 columns) that worked in release 10.1.0.2 fails in 10.2.0.4 with error "ORA-01467: Sort Key Too Long". Both databases have DB_BL0CK_SIZE=8192

Changes

The database was upgraded from 10.1.0.x To 10.2.0.x

Cause

Bug 5960478 - ORA-1467 AFTER UPGRADING FROM 10.1.0.2 TO 10.2.0.3

Solution

Apply Patch 5960478
or
Set "_disable_fast_aggregation"=true (This can be set at the session level or system wide)
or
Use a larger DB_BLOCK_SIZE
or
Rewrite the query using a smaller SELECT clause