This is a continuation post of “Connected User in Impala Daemon“ Apart from USER() and Effective_User() there’s one more function that retrieves user information in
Category: Apache Impala
Listing All The Functions In Apache Hive & Impala
The purpose of this article is to let you know how to list all the available functions in Apache Hive and Apache Impala. Once you
Listing All The Databases In Apache Hive & Impala
The purpose of this article is to let you know how to list all the Apache Hive Metastore databases that can be found with the
Listing All The Tables In Apache Hive & Imapala
The purpose of this article is to let you know how to list all the tables that exists in the current database in Apache Hive
Working with Boolean in Apache Hive and Impala
George Boole described an algebraic logic system in the mid-19th century. The BOOLEAN data type is named after him. Boolean data type is a data
ZEROIFNULL Function in Apache Impala
If you’re working on a numeric/integer column and decided to substitute null values with zero, there’s a straight forward function that solves the issue. The
Big Data & SQL 