Data Validation | Investor's Almanac

Data validation is a process that involves checking data for errors, inconsistencies, and security threats. It is essential for making informed investment decisions. According to some sources, data validation is becoming a key aspect of financial data management. Donald Knuth, a computer scientist, developed the first data validation algorithms. Edgar F. Codd, a computer scientist, developed the first data validation rules. Data validation is used in other industries such as healthcare and education.