We addressed in the previous post that “Date” is the most significant column that helps to explain patterns, trends and even business. From diagnostic analysis
Category: Cloudera Impala
Concatenating Columns In Apache Hive & Apache Impala
The CONCAT function in Apache Hive incorporates two or more strings into a single string. This function’s behavior is the same as in relational database
LOCATE Function in Apache Hive & Apache Impala
The LOCATE function is also helpful when looking for a substring in a string, similar to the INSTR function. Note: The below specified function is
Adding and Substracting Days to a Date – Apache Hive & Impala
We addressed in the previous post that “Date” is the most significant column that helps to explain patterns, trends and even business. From diagnostic analysis
Logged In User in Apache Impala
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
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
Big Data & SQL 