What is the Max Value for the field type "Duration"?Summary1. The mysql database type for field type "Duration" is "DATETIME" Refer >>Database field type 2. Max value for DATETIME field is defined as "9999-12-31 23:59:59.999999" Refer >> 11.2.2 The DATE, DATETIME, and TIMESTAMP Types 3. When inserting the value for duration type field the system stores the value with respect to 1970-01-01 4. Maximum value for the field type "Duration" is 9999-12-31 - 1970-01-01 = 2932896 Days.