
它将涵盖第二年/第三年的计算机科学/ IT / IS分支课程纲要下的数据库管理系统(DBMS)的所有概念。本课程是专门为帮助您理解需要帮助的概念而设计的。本课程将帮助您解决数值,回答问题,理解概念以及为内部/考试做准备。DBMS或数据库管理系统是用于访问以下内容的软件应用程序,创建和管理数据库。借助DBMS,您可以轻松地创建,检索和更新数据库中的数据。DBMS由一组用于操作数据库的命令组成,并充当最终用户和数据库之间的接口。
数据库是当今所有主要应用程序的骨干-紧密或松散耦合,基于Intranet或Internet的,财务,社交,管理等。长期以来,基于关系模型和其他模型的结构化数据库管理系统(DBMS)构成了此类数据库的基础。因此,Oracle,Microsoft SQL Server,Sybase等已成为领先的商业系统,而MySQL,PostgreSQL等则在开源和自由域中处于领先地位。
尽管DBMS在细节上有所不同,但是它们共享一组通用的模型,设计范例和结构化查询语言(SQL)。在此背景下,本课程将检查数据结构,文件组织,DBMS的概念和原理,数据分析,数据库设计,数据建模,数据库管理,数据和查询优化以及数据库实现。更具体地说,本课程介绍了关系数据模型。实体关系建模,SQL,数据规范化和数据库设计。此外,它通过各种分配介绍了使用MySQL(或任何其他开放系统)的查询编码实践。还介绍了基于简单的多层客户端/服务器体系结构和基于Web的数据库应用程序的设计。
Genre: eLearning | MP4 | Video: h264, 1280×720 | Audio: AAC, 44.1 KHz
Language: English | Size: 897 MB | Duration: 2h 15m
Learn Basics of SQL to efficiently create and manage databases
What you’ll learn
You will be able to create and manage databases using MySQL.
Perform various actions on databases
Description
It will cover all the concepts of Database Management Systems (DBMS) under the Computer Science/IT/IS branch syllabus for 2nd/3rd year. This course is specially designed to help you understand the concepts you need help in. This course will help you in solving numericals, answer questions, understand concepts & prepare for your internal/exams.DBMS or Database Management System is a software application used to access, create, and manage databases. With the help of DBMS, you can easily create, retrieve and update data in databases. A DBMS consists of a group of commands to manipulate the database and acts as an interface between the end-users and the database
The following are a few characteristics of DBMS:
To limit the permissions of the users
Provide multiple views of the single database schema
Facilitates security and removes data redundancy
Allows multi-user transaction processing and sharing of data
Follows the ACID property
Offers both physical and logical data independence
Databases form the backbone of all major applications today – tightly or loosely coupled, intranet or internet based, financial, social, administrative, and so on. Structured Database Management Systems (DBMS) based on relational and other models have long formed the basis for such databases. Consequently, Oracle, Microsoft SQL Server, Sybase etc. have emerged as leading commercial systems while MySQL, PostgreSQL etc. lead in open source and free domain.
While DBMS’s differ in the details, they share a common set of models, design paradigms and a Structured Query Language (SQL). In this background the course examines data structures, file organizations, concepts and principles of DBMS’s, data analysis, database design, data modeling, database management, data & query optimization, and database implementation. More specifically, the course introduces relational data models; entity-relationship modeling, SQL, data normalization, and database design. Further it introduces query coding practices using MySQL (or any other open system) through various assignments. Design of simple multi-tier client / server architectures based and Web-based database applications is also introduced.
Concepts covered
Languages & Architectures
Conceptual Data Modelling using Entities & Relationships
Relational Model
Relational Algebra
Design into a Logical Design
SQL
Internet Applications
Normalization
Transaction Processing
Concurrency Control
If you have any questions please feel free to ask us.
Who this course is for:
Students looking to learn database management systems
Those who want to clear interviews
Anyone interested in learning how to manage data
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