Should I use datetime or timestamp in MySQL?
Timestamps in MySQL are generally used to track changes to records, and are often updated every time the record is changed. If you want to store a specific value you should use a datetime field.
What is difference between timestamp and datetime in MySQL?
In MySQL5+, TIMESTAMP value converts from the current time to UTC and vice-versa while DATETIME does not do any conversion. TIMESTAMPdiffers with current time zone settings while DATETIME remains constant. TIMESTAMP data can be indexed while the DATETIME data cannot.
Is datetime and timestamp the same?
DATETIME: It is used for values that contain both date and time parts. TIMESTAMP: It is also used for values that contain both date and time parts, and includes the time zone. TIMESTAMP has a range of 1970-01-01 00:00:01 UTC to 2038-01-19 03:14:07 UTC.
What is the difference between datetime and timestamp datatype?
The DATETIME type is used for values that contain both date and time parts. MySQL retrieves and displays DATETIME values in ‘ YYYY-MM-DD hh:mm:ss ‘ format. The TIMESTAMP data type is used for values that contain both date and time parts. TIMESTAMP has a range of ‘1970-01-01 00:00:01’ UTC to ‘2038-01-19 03:14:07’ UTC.
Why do we use timestamp?
When the date and time of an event is recorded, we say that it is timestamped. Timestamps are important for keeping records of when information is being exchanged or created or deleted online. In many cases, these records are simply useful for us to know about. But in some cases, a timestamp is more valuable.
What is datetime and TIMESTAMP in MySQL?
DATETIME – “The DATETIME type is used for values that contain both date and time parts. MySQL retrieves and displays DATETIME values in ‘YYYY-MM-DD HH:MM:SS’ format. TIMESTAMP – “The TIMESTAMP data type is used for values that contain both date and time parts.
Is datetime a TIMESTAMP?
TIMESTAMP is four bytes vs eight bytes for DATETIME . Timestamps are also lighter on the database and indexed faster. The DATETIME type is used when you need values that contain both date and time information. MySQL retrieves and displays DATETIME values in YYYY-MM-DD HH:MM:SS format.
What is datetime and timestamp in MySQL?
Is datetime a timestamp?
How is timestamp stored in MySQL?
MySQL converts TIMESTAMP values from the current time zone to UTC for storage, and back from UTC to the current time zone for retrieval. (This does not occur for other types such as DATETIME, which is stored “as is”.) By default, the current time zone for each connection is the server’s time.