In Heuristic-based Optimization, the query execution is refined based on heuristic rules for reordering the individual operations.
1 Explain architecture of Distributed Database systems? Also, explain the reasons for building distributed database systems?
what are the disadvantages of centralized database system
Replicated Allocation ie copies of one or more database fragments are stored at several sites.
chandranana explain the characteristic of database?
explain how database makes paying for products on the internet possible?
form_title=Database Design form_header=Transform your company by incorporating a new database design. What program will the database be used with?=_ Please explain what you will be using the database for?="" Do you have a database that you're already using?= () Yes () No
functions of DBA in DBMS
The database management system is a program collection that issued in defining, creating, and maintaining the database. It has a 3 function; (1) database defining structure, (2) database populating, and (3) database manipulating.
i dont know the ans.
Database = Generic name for a system to store data Relational Database = A specific type of database that utilizes relationships between data to not only store the data but further its efficiency in its manipulation.
One can find a web-based database online on a few different websites. These sites explain in more detail the extent of this database and its function.
In a database, a field is any area that can be filled in with different kinds of data that are relating to one thing. For example, in a database to do with population, there is likely to be an age field.