SQL, which stands for Structured Query Language, is a domain-specific language used in programming and managing relational databases. It serves as a standard language for interacting with databases, allowing users to perform various tasks such as querying data, inserting or updating records, and modifying database structures. SQL is designed to be declarative, meaning that users specify what data they want to retrieve or manipulate without having to specify how to do it. One fundamental aspect of SQL is its ability to retrieve data using queries. For example, a simple SELECT statement can be used to fetch specific data from a database table based on certain criteria. Here's a basic example: SELECT column1, column2 FROM table_name WHERE condition; In this query, you specify the columns you want to retrieve from a table and set a condition to filter the results accordingly. SQL is widely used across various industries and applications, from managing customer data in businesses to powering dynamic websites through database interactions. Understanding SQL is crucial for database administrators, data analysts, and software developers working with relational databases. Its flexibility, ease of use, and standardization make it a versatile tool for efficiently managing and manipulating data stored in databases.

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What is SQL?