ORA-10260: "limit size (###) of the PGA heap set by event 10261 exceeded", When Execute simple SQL Command in Schema Service
(Doc ID 2607203.1)
Last updated on APRIL 07, 2021
Applies to:Oracle Database Cloud Schema Service - Version N/A and later
Information in this document applies to any platform.
On : Schema Service, Oracle Application Express
When attempting to get results of simple queries, the following error occurs.
ORA-10260: limit size (1048576) of the PGA heap set by event 10261 exceeded
The issue can be reproduced at will with the following steps:
1. Access APEX.
2. Navigate to SQL Workshop ->SQL Commands .
select * FROM <large_table_name> order by <date_column> desc
4. Sporadically will the error will be presented instead of the result set.
Running a query against a large table in the Database Cloud Schema Service.
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