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Describe Query evaluation engine?
Query Evaluation engine: Vehicle executes low-level instructions obtained through the DML compiler.
The Storage Manager Components gives interface among the low level data stored in the database and application programs and queries submitted to the system. It is central software element of DBMS and known as database control system also.
Project Description: This is a Customer Management project. Customer data is presented in a text file. The program can load this text data into its database columns. The data ma
This project will involve designing and creating a database for an organization. In the design of a database, there is no single "perfect" design. So your database design may not
let us consider a table having 2200 records and the fixed size of the table to be considered as 25.then how many numbers of table is requredto perform horizontal fragmentation
What is the State Machine Engine The straightest approach to implement control is to have any way of explicitly representing and executing state machines. With the help of thi
What is relational model feature? A relational model feature is much more data independence than some other database models.
What is normalization? It is a method of analysing the given relation schemas based on their Functional Dependencies (FDs) and primary key to attain the properties (1).Minim
What is ODBC ? ODBC - Open DataBase Connectivity which is also denoted by ODBC enable the integration of SQL along with a common-purpose programming language. ODBC expose data
Drawbacks of Database systems ?
Explain the Natural join Natural join is a binary operator which is written as (R* S) in which R and S are relations. The effect of the natural join is the set of all combinati
What is a recursive relationship? Give an example not used in the text. A recursive relationship is a relationship among an entity and itself. For example, given the entity PER
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