The updated Impala ODBC 2.5.5 driver patch that should unblock the issue you encountered: http://go.cloudera.com/odbc-driver-hive-impala.html   The ODBC Driver for Impala v2.5.5 patch adds a DSN setting (‘StringColumnLength’) that you can use to control the length STRING columns are exposed as. If you are using Linked Server, you will need to use a value lower than 8000 or Linked Server will reject the column. This option is visible when you click the Advanced button in the configuration dialog:         Thanks, Justin ... View more