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Prevent Duplicate User in MongoDB - Node Authentication API Part-4

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#reactnative #nodejs #mern
Now in this video we will see how we can prevent storing duplicate email id inside our data base because we don't want to allow multiple users with the same email ID.
If you want to know what type of app we are creating then you can see this video where I was creating a design for our app using Adobe XD.
Link to the complete playlist:
Prevent Duplicate User in MongoDB - Node Authentication API Part-4
How to Prevent Email Duplicates in MongoDB During User Registration
How to Prevent Duplicate Values in MongoDB with Mongoose
Preventing Duplicate Email Records in MongoDB with Mongoose: A Complete Guide
Using $cond with $push in MongoDB to Avoid Duplicates
How to Update Email in MongoDB with Mongoose while Preventing Duplicates
How to Prevent Duplicate Entries in MongoDB When Inserting Data from an API
Understanding MongoDB: How to Avoid Duplicate Results with Variable Queries
How to Update Existing Users in MongoDB Without Duplicate Errors
How to Avoid Duplicate entries in MongoDB | Unique Index
How To Remove Duplicates In MongoDB? - Next LVL Programming
Handling Duplicate Key Errors in MongoDB with Node.js
NodeJS : Preventing Duplicate ID Creation in MongoDB
Preventing Duplicates in MongoDB Arrays: A Guide to Using bulkWrite and $push
NoSQL and MongoDB Database Basics: Session 8.7 - Remove docs with duplicate fields in a collection
How to Fix Duplicates in MongoDB Aggregation for User Likes and Comments
Preventing Duplicates When Saving Documents to MongoDB Using Mongoose
Prevent Duplicate Schedule Inserts in Mongoose with findOneAndUpdate
NodeJS : Mongoose: How to prevent mongodb to save duplicate email records in database
Fixing MongoDB insertMany Duplicate _id Error: Common Causes & Solutions
Removing Duplicate Keys in MongoDB: Keep Object with Lowest Rank Using Mongoose
dropDups() Method To Remove Duplicate Documents: MongoDB
MongoDB CRUD Operations: 09 Duplicate id Error
MongoLime - how to duplicate existing collection item
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