SQL vs MySQL
For the SQL vs MySQL comparision: SQL is a language not a database.
SQL stands for Structured Query Language. It is a language used to write commands used to tell a database what to do. SQL allows you to make tables, insert into them, read from, update and delete data from them.
What is MySQL (SQL vs MySQL)
MySQL is database software that stores data. It understands SQL commands and responds to them. Because MySQL is free and easy to use, many beginners choose it for learning. In addition, websites and small projects often use MySQL.
What is PostgreSQL
PostgreSQL is a popular database system that is also using SQL (Standard Query Language). However, this type of database has more functionality than MySQL. For this, developers use this type of database in complex queries and mega-applications when precision of data is imperative.
What is Oracle Database
Oracle Database is commercial database software for large enterprises. Providing high scalability, reliability and security. Moreover, enterprises use oracle to system level. However, Oracle is not free compare with MySQL and PostgreSQL.
Difference Between SQL, MySQL, PostgreSQL, and Oracle
| Feature | SQL | MySQL | PostgreSQL | Oracle |
|---|---|---|---|---|
| Type | Query language | Database | Database | Database |
| Is a database | No | Yes | Yes | Yes |
| Uses SQL | Yes | Yes | Yes | Yes |
| Free to use | Yes | Yes | Yes | No |
| Easy for beginners | Yes | Yes | Medium | No |
| Best for | Writing queries | Small apps and sites | Large and complex apps | Enterprise systems |
Which One Should Beginners Learn First
Beginners should begin with SQL to learn how a database works.
Practicing with MySQL is the next easiest out of the three.
Once comfortable, you can move to PostgreSQL for advanced learning.
Usually learn Oracle for enterprise or job specific roles.
Summary
SQL is a language used to communicate with databases.
MySQL, PostgreSQL, and Oracle are database systems that store data.
SQL gives instruction to the database.
The database follows those instructions.
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