SQL Operators
SQL Operators” refers to the fundamental symbols and keywords within the SQL that enable users to perform various operations and SQL AND, OR, LIKE, NOT, and more operators on databases. Here, we have discussed all the SQL operators in a detailed manner with examples.
- SQL AND Operator
- SQL OR Operator
- SQL LIKE Operator
- SQL IN Operator
- SQL NOT Operator
- SQL NOT EQUAL Operator
- SQL IS NULL Operator
- SQL UNION Operator
- SQL UNION ALL Operator
- SQL EXCEPT Operator
- SQL BETWEEN Operator
- SQL ALL Operator
- SQL ANY Operator
- SQL INTERSECT Operator
- SQL EXISTS Operator
- SQL CASE Operator
SQL Tutorial
In this SQL tutorial, you’ll learn all the basic to advanced SQL concepts like SQL queries, SQL join, SQL injection, SQL insert, and creating tables in SQL. SQL is easy to learn, there are no prerequisites to learning SQL.
So, SQL is a standard database language used to access and manipulate data in databases. SQL stands for Structured Query Language. It was developed by IBM Computer Scientists in the 1970s. By executing queries SQL can create, update, delete, and retrieve data in databases like MySQL, Oracle, PostgreSQL, etc. Overall, SQL is a query language that communicates with databases.
What is a Database?
Before deep diving into this free SQL tutorial, let’s understand what a database is.
So, data is the new fuel of this world, but data is unorganized information, so to organize that data, we make a database. A database is an organized collection of structured data, usually controlled by a database management system (DBMS). Databases help us easily store, access, and manipulate data held on a computer.