Analytic functions are usually used with OVER, PARTITION BY, ORDER BY, and the windowing specification. Standard aggregations – COUNT(), SUM(),…
Hive offers several built-in aggregate functions, such as MAX, MIN, AVG, and so on. Hive also supports advanced aggregation by…
ORDER AND SORT ORDER BY (ASC|DESC): This is similar to the RDBMS ORDER BY statement. A sorted order is maintained…
Data exchange Load Load local data to the Hive table. The LOCAL keyword specifies where the files are located in…
Data Querying The select statement is used to query the data and SELECT * scans the whole table or file…
The concept of a table in Hive is very similar to the table in the relational database. Each table associates…
The Pig load/store API is aligned with Hadoop’s InputFormat and OutputFormat classes. This enables you to create new LoadFunc and…