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ORA-06502 During Processing Interactive Report with Many Columns (Doc ID 2331775.1)

Last updated on FEBRUARY 18, 2021

Applies to:

Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Oracle Database Cloud Schema Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

An Interactive Report based on many columns, returns ORA-06502 error at run time.

Error: 

ORA-06502: PL/SQL: numeric or value error: character string buffer too small

Debug Output:

Exception in "MY_IR":
Sqlerrm: ORA-06502: PL/SQL: numeric or value error: character string buffer too small
Backtrace: ORA-06512: at "APEX_050100.WWV_FLOW_WORKSHEET", line 4304
ORA-06512: at "APEX_050100.WWV_FLOW_WORKSHEET", line 11577

Changes

Created an Interactive Report based on tables and views with more than about 200 columns.

Cause

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In this Document
Symptoms
Changes
Cause
Solution


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