DBMS Tutorial Point
What is the MPIN number in banking As we all know that today is the era of mobile banking. The trend of mobile banking is increasing rapidly in India too. Mobile PIN (MPIN) plays a very important role in this new platform of banking. This is the hidden system that makes your mobile banking secure. … Read more
How to run Oracle commands by notepad ?
Consider a relation R(A, B, C, D) with the following functional dependencies: A -> (B, C, D), (A, D) -> (B, C) and (C, D) -> (A, B). Identify the candidate key(s). a) {A}b) {A}, {C, D}c) {A}, {C, D}, {A, D}d) {C, D} The database design prevents some data from being stored due to … Read more
What is embedded SQL, embedded SQL is the one that combines the high-level language with the DB language like SQL. It allows the application languages to communicate with DB and get the requested result. Embedded SQL is a super-set of Transact-SQL that lets you place Transact-SQL statements in application programs written in languages such as … Read more
In this article you will get DBMS GATE Questions 2018 with answers. 1. In an Entity-Relationship (ER) model, suppose R is a many-to-one relationship from entity set E1 to entity set E2. Assume that E1 and E2 participate totally in R and that the cardinality of E1 is greater than the cardinality of E2. Which one … Read more