System.Data.OracleClient OracleDataReader C# sql sintaxis error ORA-01008: not all variables bound [duplicate]

Question

I have a problem whith my query sql in OracleDataAdpater with my API.

Working in my API:select * from table where colum = :value

Not Working error ORA-01008: not all variables bound:

select * from table where colum = &value

I need because my final query should be with IN becasuse =: is not working to list values

select * from table where colum IN( &value)

Final query: select * from table where colum IN('001','002','003');

Thanks