According to SQL Server documentation, the database engine stores a DATETIME value as two integers. The first integer represents the day and the second integer represents the time. … 003 seconds after midnight. That means the time 00:00:00.003 is stored as 1, and the time 00:00:01.000 is stored as 300.

How are dates stored in database?

The default way to store a date in a MySQL database is by using DATE. The proper format of a DATE is: YYYY-MM-DD. If you try to enter a date in a format other than the Year-Month-Day format, it might work but it won’t be storing the dates as you expect.

How is date time stored?

A common way of storing date/time data, employed “behind the scenes” by many products, is by converting it into a decimal value where the “date” is the integer portion of the decimal value, and the “time” is the fractional value.