What Is Java How to start Java programming ??

-> there are following feature are required to learn java.

* Basic introduction of mysql database.

DBMS (DATABASE MANAGEMENT SYSTEM) :

The conventional file processing system had many drawbacks. Hence, an alternate system, i.e. database system, which was based on database approach, was desired because it would eliminate all the drawbacks of conventional file processing system.

To define the database system following terms are required:

FILE

DATABASE

DATABASE MANAGEMENT SYSTEM

File is a two dimensional table summarizing the multiple instances of asset of field of an entity. Database is a collection of interrelated data files, while database management system is a computer program that allows storing, organizing and accessing a collection of interrelated data. DBMS is categorized according to its data structure or type of data.

The primary goal of DBMS is to provide a way to store and retrieve database information that is both convenient and efficient. Database systems are designed to manage large bodies of information. Management of data includes both defining structures for storage of information and providing manipulation of information.

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* ADVANTAGE OF PHP HIERARCHICAL DATATABLE MODELS * 1. Conceptual Simplicity : As the information is represented in form of tree structure, it is easy to view, understand, and retrieve the data. This helps the database designer to obtain conceptual clarity of relationship. 2.. Database security : Security is provided by DBMS. Thus Programming effort is decreased compared to file system in which programmer has to write the programs for implementing security. 3. Data independence : If changes are made in design of database, DBMS takes care of cascading it throughout the system. There is no need to make change in system. * DISADVANTAGE OF PHP HIERARCHICAL DATABASE MODELS * 1. Complexity : To implement the database using hierarchical model. programmer needs to have detailed knowledge of how the data is’ stored has to traverse entire tree for the same. 2. Data Redundan...

What Is PHP ??

PHP is a best Language of Website Development. There are many country and colleges are accepted php language. php in many library and function are used. That main language of website development php starting simple syntax and example. so start in few days to learn php. to generate any system and dynamic working are possible throw a php. there are following keyword of php.

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