Database management systems book by johannes gehrke and raghu ramakrishnan

Who created the first DBMS 1?
The first DBMS was developed in the early 1960s when Charles Bachman created a navigational DBMS known as the Integrated Data Store..
Who is the author of database management system book?
Database Management Systems by Raghu Ramakrishnan, and Johannes Gehrke..
Who is the author of the book Rdbms?
RDBMS (RELATIIONAL DATABASE MANAGEMENT SYSTEM) eBook : MRS.
Shital Gujar-Takale, ABHIJEET D.
MANKAR: Amazon.in: Kindle Store..
Who was the first creator of DBMS?
Edgar Frank "Ted" Codd (19 August 1923 – 18 April 2003) was an English computer scientist who, while working for IBM, invented the relational model for database management, the theoretical basis for relational databases and relational database management systems..
There are four relational database management systems (Oracle, MySQL, Microsoft SQL Server, and PostgreSQL) and one non-relational database management system (MongoDB) on this list of most popular database management systems.

What is the book Introduction to database management systems?

Introduction to Database Management Systems is designed specifically for a single semester, namely, the first course on Database Systems

The book covers all the essential aspects of database systems, and also covers the areas of RDBMS

The book in