Welcome to the “An Intro to SQL Series,” where we embark on a journey to demystify the world of databases using the SQL programming language. This playlist is tailored just for you. Explore the Foundations of SQL: Dive into the fundamentals of SQL, the universal language for managing and manipulating relational databases. Understand key concepts…
Entity Relationship Diagrams (ERDs) are visual design tools for databases, crucial before table creation. This series teaches using Lucid Chart, an accessible browser-based tool with exportable SQL code capabilities. Instructions range from setting up workspaces and creating abstract entities to defining one-to-many and many-to-many relationships. It also covers adding field details like key types and data types. The series culminates with exporting ERD as SQL commands, demonstrating Lucid Chart’s efficiency in converting diagrams into databases.
Explore the essentials of MS Access as a relational database through a video playlist designed to teach building and managing tables, relationships, and queries. Start with the basics of database design, learn to edit existing tables, understand various data types, and handle data updates efficiently. Discover the use of MS Access Relationship Window, master query creation to retrieve and organize data, and import or export it seamlessly. Perfect for both beginners and those enhancing their database skills, the guide covers every aspect to achieve proficiency in Microsoft Access.
We’ve already looked at databases. However, you might be interested to know a little more about the two most common types of databases, relational and non-relational. Relational Databases A relational database works by having groups of data, called tables, that can be related to another table, or tables. For example, you might have three tables:…
In the most simplest of terms, a database is a piece of software used to store information. The database program is responsible for ensuring that data, or information if you prefer, is stored correctly and accurately. These applications can be very simple, or quite complex depending upon a variety of factors. Some of them run…
