12c: Adding DEFAULT NOT NULL Column In Basic Compressed Table Fails With ORA-39726
Last updated on MAY 10, 2017
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 and later
Information in this document applies to any platform.
In 12c: Adding DEFAULT NOT NULL Column In Basic Compressed Table Fails With ORA-39726
Test Case :
ORA-39726: unsupported add/drop column operation on compressed tables
But if we split into two steps, then it works fine.
SQL> alter table T1 add yyy varchar2(20);
SQL> alter table T1 modify yyy default 'qqqqq' not null;
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