[Database Series 07] Understand Indexes! Why the Same SQL Can Have Vastly Different Search Speeds

The theme for this session is database "indexes".Indexes are one of the technologies you absolutely must understand when ...
Boston University

What is SQL?

SQL, or Structured Query Language, is a powerful tool used to communicate with and manipulate databases. It is the standard language for relational database management systems (RDBMS) and is essential ...

[Database Edition 08] Understand SQL Execution Plans! Essential Knowledge for Finding the Cause of Slow SQL

The theme for this time is SQL "execution plans."Execution plans are one of the technologies you absolutely must understand when considering database performance.However, this content might also be a ...