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

Sure, it’s the latest version available. We have opened a case to cloudera, but being Impala and python widely used together I am surprised not finding lots bug report about this. ... View more

Hello- See https://docs.cloudera.com/documentation/other/connectors/impala-jdbc/2-6-23/Cloudera-JDBC-Driver-for-Impala-Install-Guide.pdf for instructions on how to configure JAAS for JDBC. P.16, for example. Also -- just search for 'JAAS' the whole document, and follow the steps, as applicable.   ... View more

Hello- First of all, make sure you are using the latest Impala JDBC connector. If you do - then try to add 'UseNativeQuery=1' to the JDBC connection string and re-test. ... View more

Hello- Make sure first of all you are using the latest Cloudera JDBC. ... 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