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What does conceptual design work?
A conceptual design involves modelling independent of the DBMS.
explain in detail about time stamp orderting/
Properties of a Transaction A transaction has four main properties. These are: Atomicity Consistency Isolation or Independence Durability or Permanen
A step-wise distributed database design methodology Following is a step-wise methodology for distributed database design. (1) Examine the nature of distribution. Find out wh
explain concept of decomposition?
Boyce-Code Normal Form (BCNF) A relationship is said to be in BCNF if it is already in 3NF and the left hand side of each dependency is a candidate key. A relation who is in 3N
Describe Physical Data independence ? Physical Data Independence - It is capacity to modify the internal schema without having to change conceptual schema. Therefore, the exter
In case of entity integrity, the primary key may be declared? In a case of entity integrity primary key may be not Null.
Define page. The database is partitioned into some number of fixed-length blocks, which are referred to as pages.
What is the full form of DDL? DDL is stand for Data Definition Language.
Enumerate or state the steps in creating a relevant database of a shop.
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