What is the difference between time and timestamp

The hours part may be so large because the TIME type can be used not only to represent a time of day which must be less than 24 hours , but also elapsed time or a time interval between two events which may be much greater than 24 hours, or even negative.

Was this Eastern Standard Time? Pacific Standard Time? Who knows? The value stored will be the current date and time using the current session time zone in effect. When the column is displayed, it will be converted back for display based on whatever the current session time zone is. It's a useful fiction to think of a TIMESTAMP as taking the value you are setting and converting it from the current session time zone to UTC for storing and then converting it back to the current session time zone for displaying.

If I want to know whether the event has occurred or not, regardless of the current session time zone setting I can compare the start time with NOW. Of course, for displaying in a meaningful way to a perspective customer, I would need to set the correct session time zone.

You will, of course, always have to be concerned that the current session time zone is set properly whenever you are using this type with date functions such as NOW. Saty described the differences between them. For your practice, you can use datetime in order to keep the output of NOW. You can read more at w3schools. Stack Overflow for Teams — Collaborate and share knowledge with a private group.

Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. Asked 6 years, 3 months ago. Active 1 year, 5 months ago. Viewed k times. It should be noted that NOW returns both time and date like this: Here is a solution, I can use of a separator for separating date and time and and then store them in the DATE type and TIME type individually.

Improve this question. Marc Delisle 8, 3 3 gold badges 26 26 silver badges 29 29 bronze badges. Shafizadeh Shafizadeh 9, 11 11 gold badges 46 46 silver badges 83 83 bronze badges. NEVER store a date or time as a varchar. RobertMauro - There are all kinds of issues with doing that. Data size, indexing performance, query performance, ambiguity of various string formats, etc. Also, milliseconds only require 3 digits. Conversion Between Date and Time Types. The Geometry Class Hierarchy. GeometryCollection Class.

MultiLineString Class. Supported Spatial Data Formats. Geometry Well-Formedness and Validity. Spatial Reference System Support. Creating Spatial Columns.

Populating Spatial Columns. Optimizing Spatial Analysis. Creating Spatial Indexes. Data Type Storage Requirements. Choosing the Right Type for a Column. InnoDB Cluster. InnoDB ReplicaSet. Error Messages and Common Problems. Please share your feedback if you find this tip helpful for you.

View All. Suvendu Shekhar Giri Updated date Aug 04, The above result is subject to change to the set time zone, i. Next Recommended Reading. Windows 10 Vs Windows Visual Studio Vs Visual Studio