Data Models ,DBMS(BCA II, MCA I), Gurukpo
Ms. Payal Khandelwal, Assistant Professor, Biyani Girls College explained about Data Models based on their mapping cardinalities and, 4 data models . www.gurukpo.com, www.biyanicolleges.org
Ms. Payal Khandelwal, Assistant Professor, Biyani Girls College explained about Data Models based on their mapping cardinalities and, 4 data models . www.gurukpo.com, www.biyanicolleges.org
Ms. Payal Khandelwal, Assistant Professor, Biyani Girls College explained about DBMS, its architecture and difference between DBMS and File System . www.gurukpo.com, www.biyanicolleges.org <iframe width=”560″ height=”315″ src=”https://www.youtube.com/embed/kTVLO9F1QoY” frameborder=”0″ allowfullscreen></iframe>
Mr. Vivek Sharma Assistant Professor, Biyani Girls College explained about key concept.It is an attribute which is uniquely retrieve tuple or set of tuples. www.gurukpo.com, www.biyanicolleges.org <iframe width=”560″ height=”315″ src=”https://www.youtube.com/embed/-ZD8XeG0DH4″ frameborder=”0″ …
This is part of lecture presented by Dr. Madhu Sharma, Head of the Department (MCA) in Biyani Institute of Science and Management. This lecture is about – Constraint Satisfaction Algorithm, in …
Ms. Payal Khandelwal, Assistant Professor, Biyani Groups of College explained about why we switched from file system to Data Base Management System to store data, www.gurukpo.com, www.biyanicolleges.org
Aggregate functions calculate the values of a column and return single value as result. These are: 1.avg() 2.min() 3.max() 4.count() 5.sum() 6.first() 7.last()
1. Primary key 2. Candidate key 3. Super key 4. Alternate key
Database management System 1. End Users 2. Application Programmers 3. Database Administrator 4. System analyst
In this Video, Mr. Ajay Sharma, assistant professor, Biyani Girls College, Jaipur, explains about the constraints in SQL. There are various types of SQL which are as follows: 1. Primary key …
In this video Ms. Neha Tiwari, Assistant Professor, Biyani Girls College explains about Data flow Dialogue which is a structured tool technique. It describes the flow of process in system. It …