SQL

Structured query language (SQL) is a programming language for storing and processing information in a relational database. A relational database stores information in tabular form, with rows and columns representing different data attributes and the various relationships between the data values.

It allows end-users to communicate with databases and perform tasks like creating, updating, and deleting databases.

SQL EXPLAIN is a powerful tool used in SQL databases to analyze and understand the execution plan of a query without actually executing it. When you prepend an SQL statement with the keyword EXPLAIN, the database returns a detailed description of its execution strategy instead of the actual results

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