LibreOffice contains a very powerful database tool that is actually quite user friendly. Here's how to create a database query using the Design View tool.

The query editors include the Database Engine Query Editor for use in building scripts containing T-SQL and XQuery statements, the MDX editor for the MDX language, the DMX editor for the DMX language, ...

In this paper, the authors are going to discuss about the importance of query in database, how helpful was it for retrieving data from database, and it is so complex while in relational database ...