Integer to Character Conversion in SQL. SQL is a widely-used programming language for computer databases in business. Frequently, software developers need to combine different kinds of data, such ...

Learn about some of the most common and useful SQL functions for manipulating date and time data, such as extracting, formatting, converting, and calculating.

Learn what data types are, how CAST and CONVERT functions work, and how to choose between them in SQL queries.

-- Implicit Data type conversion - Oracle server automatically converts some datatype to the required one, it is recommended to use explicit functions to ensure reliability of SQL statements -- ...

Understand PostgreSQL extensions Beyond standard SQL, PostgreSQL supports several advanced features: views, foreign keys, transactions, window functions, and schema inheritance.

This Project facilitates the conversion of Excel files to SQLite databases and provides functionality to execute SQL queries on the generated database. Additionally, it includes converting natural ...