Input, output operators, relational operators, bincond operators are some of the Pig operators. Let us understand each of these, one by one. Pig Input Output Operators Pig LOAD Operator (Input) The first task for any data flow language is to …
In the following post, we will learn about Pig Latin and Pig Data types in detail. Pig Latin Overview Pig Latin provides a platform to non-java programmer where each processing step results in a new data set or relation. For …
Apache Pig Installation can be done on the local machine or Hadoop cluster. To install Apache Pig, download package from the Apache Pig’s release page here. You can also download the pig package from Cloudera or Apache’s Maven repository. Pig …
NoSQL column family database is another aggregate oriented database. In NoSQL column family database we have a single key which is also known as row key and within that, we can store multiple column families where each column family is …
The main concept behind document database is documents which can be JSON, BSON, XML, and so on. Document database stores documents and retrieves documents. The data structure defined inside the document databases is hierarchical in nature which can be a …