Impala JDBC connection with Kerberos
The idea was to use Java locally (in my case with InteliJ) to connect to Hive metastore through Impala. That was in order to read some data and then be able to use them by some other processes on later stages. Hadoop cluster that I was connecting to was Kerberised, which made the exercise more tricky. Here’s how I managed to establish such a connection.