The following script can help determine if the tables in your schema contain unsupported datatypes:
Prompt Specify owner for the tables that you want to replicate Prompt Specify table_name(s) for the tables that you want to replicate. % for all. select owner, table_name, column_name, data_type from sys.dba_tab_cols where data_type not in ( 'NUMBER', 'FLOAT', 'VARCHAR2', 'VARCHAR', 'CHAR', 'NVARCHAR2', 'NCHAR', 'NCHAR2', 'LONG', 'LONG RAW', 'DATE', 'RAW', 'BFILE', 'CLOB', 'BLOB', 'NCLOB' ) and data_type not like 'INTERVAL%' and data_type not like 'TIMESTAMP%' and owner = upper('&owner') and table_name like upper('&table_name');
Unsupported LOB options (11g SecureFiles):
select owner, table_name, column_name from dba_lobs where encrypt not in ('NO','NONE') or compression not in ('NO','NONE') or deduplication not in ('NO','NONE');