Hello- Impala is architected for querying "large datasets" out of the box. However, depending on your requirements, you need to allocate enough hardware and resources. You can start with https://impala.apache.org/docs/build/html/topics/impala_scalability.html, https://impala.apache.org/docs/build/html/topics/impala_resource_management.html, https://impala.apache.org/docs/build/html/topics/impala_performance.html, and https://impala.apache.org/docs/build/html/topics/impala_planning.html. Let me know if that helps. ... View more

Hi- If you are using the latest ODBC and seeing this issue, then this could be hitting an ODBC driver 'corner case' bug. Please open a ticket with Cloudera Support, and we will take it further to the Driver Team. ... View more

Hello- Seems like a file is missing: the code is trying to open a file, but it is not there: return Popen(*popenargs, **kwargs).wait() Also the following seems relevant to how make Python more explicit: https://stackoverflow.com/questions/8978057/raising-builtin-exception-with-default-message-in-python ... View more