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write-set(T): Each data items that are written by a transaction T
Record based Logical Models: Use records as the key data representation components Examples: Relational Model: It shows data as well as relationship between data in the form
In which format database schema is written ? Data base schema is written in the DDL format.
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Benefits and limitations
Describe multi key files
A software contract and consultancy firm maintains details of all the various projects in which its employees are currently involved. These details comprise: Employee Numbe
NEED FOR A DATABASE MANAGEMENT SYSTEM A Database is a structured, persistent collection of data of an organisation. The database management system (DBMS) manages the database o
Step 1 . Using Oracle, create the tables identified in the preferred solution for Assignment 2. Technicians (ZipCode, TechnicianID, FirstName, LastName, Street, City, State, Home
What is B-Tree? A B-tree eliminates the redundant storage of search-key values .It permits search key values to appear only once.
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