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SQL Skill
SQL skills encompass a range of abilities related to working with Structured Query Language, a specialized programming language used for managing and manipulating relational databases. Proficiency in SQL is essential for various roles in the fields of database management, data analysis, and software development. SQL, or Structured Query Language, is a programming language designed for managing and manipulating relational databases. It is widely used for tasks such as querying data, updating data, inserting data, and deleting data in a database. These are just some basic SQL commands. SQL has a rich set of features for managing databases, including aggregate functions, subqueries, indexing, and more. The specific syntax may vary slightly between database management systems (DBMS) such as MySQL, PostgreSQL, SQLite, SQL Server, and Oracle, so it's important to refer to the documentation of the specific database you are working with. Used to retrieve data from one or more tables. Used to insert new records into a table. Used to group rows that have the same values in specified columns into summary rows.
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