Perform data transformation such as sorting, filtering, grouping aggregation, cleaning data, removing duplicates.Require error handling logic so that they can eliminate bad data without any user intervention.Handle multiple data sources, formats in a single workflow.Apply transformation logic on the source data based on target data source requirements.Provide a uniform interface for data sources and destinations.Therefore, the ETL tools do the following tasks. It is not feasible to build an application that can consume data from any source or format.
Organization gets data from different sources and formats.
The ETL is a generalized term for a process that does Extract-Transform-Load.
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