Category: Big Data

Hive Strict Mode

What is Hive Strict Mode ? Hive Strict Mode ( hive.mapred.mode=strict) enables hive to restrict certain performance intensive operations. Such as – It restricts queries of partitioned tables without a WHERE clause. hive> set hive.mapred.mode=strict;...

Hadoop : Getting Started with Pig

What is Apache Pig? Apache Pig is a high level scripting language that is used with Apache Hadoop. It enables data analysts to write complex data transformations without knowing Java. It’s simple SQL-like scripting language is called Pig...

%d bloggers like this: