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The table, structure depends on the type of information you want the table to contain. It would include information, such as the names of the students, their roll, numbers, their addresses and their contact numbers, STUD_NAME,, STUD_ROLL NO,, STUD_ADDRESS,, Rahul, Manoj, Rakesh,, CX01, CX02, CX03,, Laxminagar, Preet Vihar, Karol bagh,, STUD_CONTACT, number, 8978458945, 987858945, 7898456512,, Deciding Table Content and Properties, Before creating a table, you need to decide what kind of structure it is going to have. The data of a table is related to a single entity., For example, a table named Student would contain information or data about the students of a, particular school. A table presents data in a tabular format, i.e., in rows, and columns. When you, want to search records in a database, you can use query., Reports: A report refers to a database object that displays the summarized data in an attractive, manner., Session 2: Understanding a table, Data in a database is stored in multiple tables. You can use forms to enter, edit or display records of the table., Queries: A query is the request sent to a database to retrieve specific data from a table. A table is, used to store the related information., Forms: A form is a database object which presents the information of a table in an easily readable, format. In tables, data is stored in the form of, rows and columns, where rows are known as records and columns are known as fields. Relational database establishes a well-defined relationship between database tables., RDBMS contains various objects such as tables, forms and reports, Database objects of OpenOffice Base are as follows:, Tables: A table is used to store data in an organized form. RDBMS:- A relational database is a collective set of multiple data sets organized by tables, records, and columns. Unauthorised users should not be allowed to access the database under any, circumstances as it violates the integrity constraints Only authorised users should, be allowed to access the database and their identity should be authenticated using a username and, password. Data Security :-Data Security is an important concept in a database.So it is necessary to ensure that the data is correct and, consistent in all the databases and for all the users.,
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All of these databases contain, data that is visible to multiple users. Data, Integrity is very important as there are multiple databases in a DBMS.
#WHAT IS DATABASE MANAGEMENT SYSTEM PDF SOFTWARE#
Computerized database, systems, commonly known as Database Management System (DBMS), also made the processes of, retrieving and updating data from the databases much easier and faster., Commonly used database applications or software are, Oracle, MySQL, Open office base, Microsoft access, Microsoft SQL SERVER, Data can be organized into two types:,
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Such a collection of information is termed as a database., With the arrival of computers, maintaining database became easier. As a student, you maintain, your daily work in your notebook or use any application on the computer to record your daily, activities. UNIT 3 Database Management system, Class-10, Database is a collection of information or data in an organized manner.
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