This article introduces the new TRANSLATE and REPLACE string functions available from version 2.9.0 of Cloudera Impala. Both of these functions look identical, shifting letters
String Functions in Impala – STRLEFT, STRRIGHT & SUBSTR
String functions are used to execute an input string operation and return the output string. There are many built-in string functions available on almost all
Chaining Common Table Expressions in Impala
This article will help you to learn how to implement chaining common table expressions in Cloudera’s Impala. -~ Chaining CTEs WITH Temp1 AS (
Get the unique values from multiple CTEs – Impala
Often, some requests for reports seem simple and straightforward. But it is challenging to find a better solution to be applied. Cloudera’s Impala provides several
Starting Hive & Hive metastore from command line
The following commands will help in starting the services of Hive and Hive metastore in case they didn’t start automatically without logging into Cloudera manager.
Split equivalent in Impala
Split function splits the data based on the delimiter provided and it is mostly used function in Apache Hive. This function is not available in Impala.
Big Data & SQL 