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But they still require a level of knowledge and hand-coding to be able to use effectively.
Some open source tools are Source Forge and Open Refine.
This tool does not do any substantial validation of the data inside the files.
Ex Libris can migrate data from many Integrated Library Systems (ILS).As a part of your assessment of your data, you can determine which errors can be fixed at the source, and which errors an ETL tool can repair while the data is in the pipeline.You can then automatically integrate, clean, and transform data as it is moved to your data warehouse.Data validation is a method for checking the accuracy and quality of your data, typically performed prior to importing and processing.It can also be considered a form of data cleansing.