Is Primary Key

Type

transform

Class

fire.nodes.quality.NodeCheckPrimaryKey

Fields

Name	Title	Description
cols	Column Name	The column name.
weightage	Weightage	Weightage

Details

Is Primary Key Node

Overview:

The Is Primary Key node checks if a specific column in a DataFrame is a primary key. This is useful for data quality checks and ensuring data integrity.

Input:

Column Name: The name of the column to check.

Output:

The node will flag records where the specified column contains duplicate values.

Examples

Example:

Let’s assume we have a column named id and we want to ensure it has unique values.

Configure the Node:

Column Name: id

Node Execution:

Records with duplicate values in the id column will be flagged.