Set MongoDB GMT Time in C#

Table of Contents

1. Introduction
2. Save DateTime as GMT Time to MongoDB
3. Reference
4. Conclusion

Introduction

When working with MongoDB and C#, it is important to store dates in UTC format for consistency. This post shows how to save DateTime as GMT/UTC time in MongoDB using the C# driver.

Save DateTime as GMT Time to MongoDB

You can set the UTC date at the property level and assign it when inserting.

Property Attribute to Save Time as UTC

[BsonDateTimeOptions(Kind = DateTimeKind.Utc)]
public DateTime UpdateDate { get; set; }

Save Date When Inserting to MongoDB

table.CreateDate = DateTime.UtcNow;

Reference

• http://www.nationalgeographic.com/geobee/study-corner/activity-10/

Conclusion

By using the [BsonDateTimeOptions(Kind = DateTimeKind.Utc)] attribute and DateTime.UtcNow, you can ensure that all dates stored in MongoDB are in GMT/UTC format, which helps maintain consistency across different time zones.