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Support by Adding Indexes
Multiple indexes can be used to access a data file by multiple access paths. In such a scheme only single copy of the data is consider, only the number of paths is added with the use of indexes. Let us talk about two main approaches in this category: Multi-List file organisation and Inverted file organisation.
Can a filed occur in several field groups. Yes. But it leads to redundant data redundancy.
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
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
explain the steps for reduction of er model into relational model?
Preliminary entities and attributes of human resourse management database management system
Emergence of Client Server Architecture Some of the pioneering work that was completed by some of the relational database vendors permitted the computing to be distributed on m
Before we talk about the relational model in more detail, let us first define some very basic terms used in this model. Tuple Every row in a table shows a record and is cal
Describe an data dictionary? A data dictionary is a data structure which keeps meta data about the structure of the database ie. the schema of the database.
what is cascading rollback
For the question given below, you are required to submit design and implementation documentation as described over the page. Design, implement (in Java), test and document a set of
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