OCI-51983
Cannot drop column [column_name] on table [owner_name].[table_name]. Dropping a column that is covered by a vector index is unsupported.
- column_name: The column name.
- owner_name: The owner of the index.
- table_name: The index name.
Cause
An attempt is being made to drop a column that is covered by a vector index.
Action
Drop the index and drop the column in the base table again.