Whether you’re just getting in to programming or you’ve avoided learning SQL, it’s something every developer faces eventually. You may not be responsible for building and maintaining a database, but ...

Originally, Excel was not designed to be a real database. Its early database functions were limited in quantity and in quality. And because every record in an Excel database is visible on the screen ...

New columns are always added to the right edge of the dataset. Simply click and drag a column by its header to move it. Also, ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...

Query optimisation remains a critical discipline in database systems, underpinning the efficiency and responsiveness of data-driven applications. By selecting optimal execution plans, modern query ...

Power Query in Excel is a powerful tool designed to streamline the process of importing, cleaning, and transforming external data. It enables you to prepare datasets for analysis efficiently, saving ...

When data is stored in a normal table, the rows are physically stored in allocated blocks in the order in which you insert them into the database. For example, if you have a table of information about ...

SQL has dominated data querying for decades. Newer query languages offer more elegance, simplicity, and flexibility for modern use cases. For the last three decades, databases and Structured Query ...

The rapid expansion of data volumes in modern applications has intensified the need for efficient methods of storing and retrieving information. Contemporary research in data compression focuses on ...