Data cleaning or cleansing or scrubbing refers to fixing errors in data as it is being loaded into the operational database.

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Data cleaning or cleansing refers to the process of detecting and correcting (or removing) corrupt or inaccurate records from a record set, table, or database and involves identifying incomplete, incorrect, inaccurate, or irrelevant parts of the data and then replacing, modifying, or deleting the dirty or coarse data. It is not limited to the process of loading data into an operational database but is a comprehensive process that can occur at various stages of data handling and analysis.

Data Cleaning or Cleansing or Scrubbing Refers to Fixing Errors