Answer / Shailesh Kumar Yadav

SQL (Structured Query Language) is a standard language for managing and manipulating relational databases. A SQL query is a request for information from a database that returns a table or set of data. SELECT queries are used to retrieve specific rows and columns from a database, while UPDATE queries are used to modify existing data in the database. For example, a SELECT statement might look like: SELECT column1, column2 FROM table_name; An UPDATE statement might look like: UPDATE table_name SET column1 = new_value WHERE condition.

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