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Difference between logical database and physical database?
A logical database refers to the conceptual schema or model of data relationships and structures, independent of how data is stored or accessed. On the other hand, a physical database involves the actual implementation of the database on a specific hardware system, detailing how data is stored and accessed. The logical database design focuses on the organization of data, while the physical database design focuses on optimizing performance and storage efficiency.
How do related tables improve the accuracy of a data in a database?
In short, they do not. Relating tables in a database defines the relationships between the data sets in the different tables and allows the data to be accessed more efficiently, but it does not affect the accuracy of the data entered.
What is the difference between logical database and physical database?
A logical database refers to the way data is organized, modeled, and accessed by users, focusing on the structure and relationships of data. In contrast, a physical database relates to how data is actually stored on disks, including indexes, partitions, and access paths designed for efficient data retrieval and storage.
What are the strength of data base?
The following are the strengths of Database system : 1) data is secured 2) data sharing is easy 3) data can be easily accessed
Who is a database designer?
A database designer is a person who specifies how a database records are stored, accessed and related to make sure there is adequate performance!
What is a schema?
A schema is a way to organize and define the structure of a database, including tables, fields, relationships, and constraints. It serves as a blueprint for how data is stored and accessed in a database management system. It helps ensure data integrity and consistency.
What are web database?
An organised body or related information which can be accessed by an user in the web,is known as web database.
Can a relational database support one to one?
Yes. A one to one relationship is one of the types of relationships a relational database can have.Yes. A one to one relationship is one of the types of relationships a relational database can have.Yes. A one to one relationship is one of the types of relationships a relational database can have.Yes. A one to one relationship is one of the types of relationships a relational database can have.Yes. A one to one relationship is one of the types of relationships a relational database can have.Yes. A one to one relationship is one of the types of relationships a relational database can have.Yes. A one to one relationship is one of the types of relationships a relational database can have.Yes. A one to one relationship is one of the types of relationships a relational database can have.Yes. A one to one relationship is one of the types of relationships a relational database can have.Yes. A one to one relationship is one of the types of relationships a relational database can have.Yes. A one to one relationship is one of the types of relationships a relational database can have.
Why companies use database?
to store its information so that it will be easily accessed
How is Wikipedia a database?
A database is a collection of structured information. Wikipedia has lots of information, and it needs to be structured so that it can be accessed efficiently.
What is an electronic database?
An electronic database is a structured collection of data that is stored and accessed electronically. It allows for efficient storage, retrieval, and manipulation of data, typically organized in tables with relationships between them. Electronic databases are widely used in various fields to store and manage vast amounts of information.
When you create a database you define its that is you assign names and types to all the fields?
When you create a database, you define its structure by assigning names and data types to all the fields. This process involves specifying the tables, fields, and relationships between them to organize and store data efficiently. By defining the database schema, you establish the blueprint for how data will be stored and accessed within the database.
