Primary Key
- MongoDB
Creating Unique Key/index: MongoDB
We have learnt how to create a key/index so far - today lets learn how to create unique key/index in…
10 years ago
- MongoDB
Relationship Between Collections/Tables: MongoDB
In this video tutorial we shall learn about normalization, and the way mongoDB handles relationship between two collections(Primary Key and…
11 years ago
- MongoDB
ObjectId ( _id ) as Primary Key: MongoDB
In this video tutorial we shall learn more about ObjectId( _id ) of MongoDB document. ObjectId is a primary key…
11 years ago
- MongoDB
Create and Insert Documents: MongoDB
In this video tutorial, we'll look at the basic differences between MongoDB and traditional Database Management Systems. Also, commands to…
11 years ago
- PHP
Primary Key & Foreign Key Implementation: MySQL
This video tutorial illustrates the implementation of Primary key and Foreign key, using MySQL. You can run the same commands…
11 years ago