it can be possible to create any table without primary key

Posted Date: 10/23/2012 10:51:44 AM | Location : United States

Ask an Expert

Related Discussions:- Keys, Assignment Help, Ask Question on Keys, Get Answer, Expert's Help, Keys Discussions

Write discussion on Keys
Your posts are moderated

Write your message here..

Related Questions

Define lock, Define lock? Lock is the most common used to execute the r... Define lock? Lock is the most common used to execute the requirement is to permit a transaction to access a data item only if it is currently holding a lock on that item.

Database manegement, how to data store? how to data store?

Lack of redundancy, Lack of Redundancy We have talked about the problems o... Lack of Redundancy We have talked about the problems of repetition of information in a database. Such repetition should be stay away as much as possible. Let us state once again t

Define entity integrity and referential integrity, Define entity integrity ... Define entity integrity and referential integrity.  How does SQL allow specification of  these? Ans: Entity Integrity Rule- If the attribute A of relation R is a prime attribut

Process of implementing system design in dynamic models, Process of impleme... Process of implementing system design in dynamic models There are three essential approaches to implementing system design in dynamic models. These approaches are as below:

Explain the functional mode with help of an example, Explain the Functional... Explain the Functional Mode with help of an example. Functional Model  The functional model shows a computation and functional derivation of data values in it without ind

Explain the functions and components of ddbms, Question 1 Explain the conc... Question 1 Explain the concept of database recovery management. Explain the different levels of backup used for recovering data Question 2 What are the different types of par

Describe physical data independence, Describe Physical Data independence ? ... Describe Physical Data independence ? Physical Data Independence - It is capacity to modify the internal schema without having to change conceptual schema. Therefore, the exter

Money making supermarket chain problem, Consider the ER schema below for th... Consider the ER schema below for the MoneyMaking supermarket chain problem. Translate the given ER schema into SQL CREATE TABLE statement.

Write short notes on relational constraints, Write short notes on relationa... Write short notes on relational constraints? Relational Constraints are: 1. NOT NULL 2. Unique 3. Primary key 4. Foreign key 5. Table check