The programming language SQL hit 12th place in the TIOBE Programming Community Index, its lowest position since the rankings ...

ABSTRACT: A multi-dimensional mathematical theory applied to texts belonging to the classical Greek Literature spanning eight centuries reveals interesting connections between them. By studying words, ...

the following three grouping & aggregate operations require three SQL statements: select sum(x) from T group by a,b select max(y) from T group by c,d select avg(y),min(z) from T group by a,c Even if ...

SQL is a tool that is widely used in the manipulation of data and featuring in the relational database. They are applied in querying, manipulating as well as reporting data and it is commonly used by ...

It’s common practice to return the results of a scalar function as a column in a SELECT query. SQL Server Enterprise offers “partitioning,” which allows you to split database tables into ...

SQL supports various types of joins, including INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN, allowing you to retrieve data from related tables. Aggregate functions are another essential ...

Learn SQL by Codeacademy is a free and interactive platform that teaches the basics of database essentials such as queries, tables, aggregate functions, developing advanced database queries etc. Each ...