Performing basic aggregations using GROUP BY in Hive is a common task in data analysis and data processing. Hive is a data warehousing tool that provides a SQL-like interface to query and analyze large datasets stored in Hadoop Distributed File System (HDFS).
To perform basic aggregations using GROUP BY in Hive, you can follow these steps:
- Open the Hive shell by typing hive in the command line.
- Create a table in Hive and load The data
- You can use other aggregation functions such as COUNT, AVG, MIN, and MAX in combination with GROUP BY.
- You can also group by multiple columns by including them in the GROUP BY clause.