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ORA-10635 error is reported when shrinking a table (Doc ID 732519.1)

Last updated on JULY 05, 2023

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 10.2 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud 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
Information in this document applies to any platform.
Oracle Server Enterprise Edition - Version: to


Getting ORA-10635 error when shrinking a table.

SQL> alter table <table_name> enable row movement;
Table altered.

SQL> alter table <table_name> shrink space compact;
alter table <table_name> shrink space compact
ERROR at line 1:
ORA-10635: Invalid segment or tablespace type


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