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Apache Pig LOAD Operator

The Apache Pig LOAD operator is used to load the data from the file system.

Syntax

Here,

• LOAD is a relational operator.
• ‘info’ is a file that is required to load. It contains any type of data.
• USING is a keyword.
• FUNCTION is a load function.
• AS is a keyword.
• SCHEMA is a schema of passing file, enclosed in parentheses.

Example of LOAD Operator

In this example, we load the text file data from the file system.

Steps to execute LOAD Operator

• Create a text file in your local machine and provide some values to it.

• Check the values written in the text files.

• Upload the text files on HDFS in the specific directory.

• Open the pig MapReduce run mode.

• Load the file that contains the data.

• Now, execute and verify the data.

• Let’s check the corresponding schema.

Here, we got the desired output.