[bugfix][plugin][rdbms] 1.DataBaseType should not be call set method，so that the driver is error when rdbmsreader to rdbmswriter 2.hive jdbc don't support method(Timestamp getTimestamp(int columnIndex, Calendar cal)) 3.DataBaseType add vertica driver

[bugfix][plugin][rdbms] 1.DataBaseType should not be call set method，so that the driver is error when rdbmsreader to rdbmswriter 2.hive jdbc don't support method(Timestamp getTimestamp(int columnIndex, Calendar cal)) 3.DataBaseType add vertica driver #736