There is no doubt to say invent of the Internet, generates the data in an exponential manner. This data may be the unique data (or) the repetitive data. But this data is useful for the analyst, (or) data testers to transform them leads. So today many data/business analyst use this data to transform into the business insights. These tools were popularly called as the ETL tools
What is an ETL tool?
ETL stands for the Extraction, Load, and transformation of data. Here the term extract refers to the reading of data from the specified database. And the term transact function refers to the lookup data to convert it into the desired state. Finally, load function is used to write the resulting data to the target database, that may (or) may not exist.

There is no doubt to say invent of the Internet, generates the data in an exponential manner. This data may be the unique data (or) the repetitive data. But this data is useful for the analyst, (or) data testers to transform them leads. So today many data/business analyst use this data to transform into the business insights. These tools were popularly called as the ETL tools
What is an ETL tool?
ETL stands for the Extraction, Load, and transformation of data. Here the term extract refers to the reading of data from the specified database. And the term transact function refers to the lookup data to convert it into the desired state. Finally, load function is used to write the resulting data to the target database, that may (or) may not exist.