NVL function in Apache Impala

NVL vs NVL2 Functions in Apache Impala

19th Jan 2021 SHAFI SHAIK

Many of the functions that are present in Apache Hive and Impala are close to the functions of conventional frameworks such as Oracle SQL*Plus and

Handling NULL in Apache Impala

2nd Dec 2020 SHAFI SHAIK

An significant part is the treatment of NULL values during data processing and reports. Sometimes it ends up with arithmetic overflow errors or null values