How does the DECIMAL data type differ from FLOAT in DB2?

  • DECIMAL ensures exact numeric representation without rounding errors
  • DECIMAL is used for character data storage
  • FLOAT allows for approximate numeric representation
  • FLOAT is used for date and time data storage
DECIMAL in DB2 is suitable for precise numeric calculations where rounding errors are unacceptable, while FLOAT provides an approximate representation, which might lead to rounding issues. 
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