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.

 

 

Posted Date: 3/7/2013 6:17:52 AM | Location : United States

Ask an Expert

Related Discussions:- Benefits abd drawback of hashed file organisation, Assignment Help, Ask Question on Benefits abd drawback of hashed file organisation, Get Answer, Expert's Help, Benefits abd drawback of hashed file organisation Discussions

Write discussion on Benefits abd drawback of hashed file organisation
Your posts are moderated

Write your message here..

Related Questions

ER diagram, sir we want er diagram of bank management system in this main m... sir we want er diagram of bank management system in this main menu option as new account,deposit amount,withdraw amount,all acount holder list,modify account,close account

Create a new service-based database, In this assignment, you will create a ... In this assignment, you will create a program that works with multiple tables. In this assignment, you will work with the factory and sales tables. 1. Create a new project nam

Explain data independence, Explain data independence ? Data independenc... Explain data independence ? Data independence is the capacity to modify the schema at one stage of a database system without having to change the schema at the further level.

Draw and explain the three level architecture of database, Draw and explain... Draw and explain the three level architecture of the database system? A DBMS gives three levels of data is said to follow three-level architecture. The trget of the three-schem

Idea for fyp, want a idea for final year project want a idea for final year project

Datawarehouse, 1) Define a job scheduling strategy that will meet business ... 1) Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a pict

Define garbage collection, Define garbage collection. Garbage may be fo... Define garbage collection. Garbage may be formed also as a side effect of crashes. Periodically, it is essential to find all the garbage pages and to add them to the list of fr

Relation instance or relation state, A relation instance indicates as r is ... A relation instance indicates as r is a collection of tuples for a given relational schema at a exact point of time. A relation state r of the relation schema R (A 1 ,A 2 ,.....

How to create values of structured type, How to create values of structured... How to create values of structured type? Constructor functions are used to make values of structured types. A function with the similar name as a structured type is a construct

Non-query optimisations, Part: Recommended (Non-query) Optimisations Thi... Part: Recommended (Non-query) Optimisations This section entitled "Recommended (non-query) optimisations" should be a brief report containing recommended optimisations you would