What is a SQL Database?
SQL is a relational database used to store different types of structural data.
It uses Structural Query Language (SQL) to create, save, update and read the data.
SQL Database also called relational Databases, stores structured Tables, schemas, Rows, and columns data.
Example databases are MySQL, Postgress, Oracle, Sybase, and Sqlite.
Difference between SQL and NoSQL Databases?
Here is a comparison of both languages.
| SQL Language | NoSQL Language |
|---|---|
| Stores Structured and relation data | Stores Unstructured data |
| Records | Objects |
| Modules | Classes |
Types oSQL Databases
NoSQL databases are categorized as per data models, These are optimized for performance and scaling of any type of data.
- Key value pairs:
- Document Oriented Database
- Graph Database
- In Memory Databases
- Search Index
SQL Advantages
- Highly Flexible
- Data Consistency with ACID complaint
- Performance Optimization with indexes
- Relationships between the data
when to use sql database
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