Diffrence between RDBMS Vs MongoDB
RDBMS Vs MongoDB
| S. No. | RDBMS | MongoDB |
| 1 | It Data Model is Tabular (Ex Rows and Columns) | It Data Model is Document-Oriented (JSON-like) |
| 2 | Table | Collection |
| 3 | It used SQL Query Language | It used MongoDB Query Language (MQL) |
| 4 | Relationships Established via Foreign Keys | Relationships Established via Embedded Documents or References |
| 5 | Joins Supported | Embedded Documents |
| 6 | Structured Data | Unstructured or Semi-structured Data |
| 7 | Primary Key | Primary Key (key _id Default provided by MongoDB itself) |
| 8 | MySQL, PostgreSQL, Oracle | MongoDB |