Benefits abd drawback of hashed file organisation, Database Management System

Assignment Help:

Benefits of Hashed file Organisation

1. Insertion or search on hash-key is quick.

2. Best if equality search is required on hash-key.

Drawbacks of Hashed file Organisation

1. It is a difficult file Organisation method.

2. Search is slow.

3. It suffers from disk space overhead.

4. Unbalanced buckets degrade performance.

5. Range search is slow.

Related Discussions:- Benefits abd drawback of hashed file organisation

Need some database of usa and uk, I want Database Of United Kingdom with Cr...

I want Database Of United Kingdom with Criteria of:\r\n\r\n1). Name, Number, City, State, Postal Code, Address, Email id, DOB.\r\n\r\n2). Unsecure Debts only adds Credit Card Payme

What are the two main goals of parallelism, What are the two main goals of ...

What are the two main goals of parallelism? Load -balance multiple small accesses, so that the throughput of such accesses enhances. Parallelize large accesses so that the res

What are the two types of serializability, What are the two types of serial...

What are the two types of serializability? The two types of serializability is a) Conflict serializability b) View serializability

What are the different approaches for database design, What are the differe...

What are the different approaches for database design? There are two basic approaches for database design which are as follows: Attribute driven: It compiles a list of att

MULTI-LIST FILE ORGANIZATION, sir, could anybody help me in getting complet...

sir, could anybody help me in getting complete information about the mentioned topic

Weak entity, An example of a weak entity is Staff because the availabilityI...

An example of a weak entity is Staff because the availabilityID cannot be uniquely identified unless it is used in conjunction with the foreign key known as availabilityID in the A

Phase 1 Individual Project, How do I begi

How do I begin

Explain the fourth normal form, Fourth Normal Form (4NF) When attribut...

Fourth Normal Form (4NF) When attributes in a relation have multi-valued dependency, further Normalization to 4NF and 5NF are needed. Let us first find out what multi-valued d

Explain the internal architecture of 8086, Problem 1. Write an assembly...

Problem 1. Write an assembly program to find the smallest among two numbers Writing an assembly program to find the smallest among two numbers 2. Explain the intern

Prepare an erd for the scenario, Question: (a) Prepare an ERD for the s...

Question: (a) Prepare an ERD for the scenario given below. (b) Convert the ER diagram produced in (a) above into its physical design. You have to choose an appropriate Pri

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages