SEQUEL Full Form
SEQUEL stands for Structured English Query Language.
Key Points about SEQUEL:
- Purpose:
SEQUEL was primarily designed for managing and manipulating relational databases.
Development:
Developed in the early 1970s by IBM, its primary goal was to provide a way for users to interact with databases using a language that is closer to English.
Evolution:
- Over time, SEQUEL evolved into what we commonly know as SQL (Structured Query Language).
- The name was changed to SQL due to a trademark issue, although it is still often referred to as SEQUEL by some users.
Features of SQL (formerly SEQUEL):
- Data Querying:
Allows users to retrieve data in a structured format.
Data Manipulation:
Facilitates inserting, updating, and deleting records in a database.
Data Definition:
Enables the creation and modification of database schema (tables, views, indexes).
Data Control:
- Provides mechanisms for controlling access and permissions for users.
Conclusion
Understanding the full form of SEQUEL as Structured English Query Language provides insight into the origins and evolution of SQL, which remains a crucial tool in database management today.