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The unsupported datatypes are:

 

 

 

  • BINARY FLOAT
  • BINARY_DOUBLE
  • ROWID
  • UROWID
  • ANYDATA
  • ANYTYPE
  • ANYDATASET
  • XMLTYPE
  • URITYPE
  • SDO_GEOMETRY
  • SDO_GEORASTER
  • SDO_TOPO_GEOMETRY
  • ORD_DICOM
  • SECUREFILE LOBs

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');
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