Hardik Gupta has Published 36 Articles

Commonly asked DBMS interview questions for intermediate and advance level Database Engineers

Hardik Gupta

Hardik Gupta

Updated on 26-Apr-2023 16:55:05

1)What are the different types of constraints in a database and how are they used? Rules that limit the values that may be added to a table are known as constraints in databases. A database may have primary key constraints, foreign key constraints, unique constraints, check constraints, and not null ... Read More

Database Security

Hardik Gupta

Hardik Gupta

Updated on 26-Apr-2023 16:53:22

A crucial component of contemporary business and technology is database security. The danger of a data breach or cyber assault rises as organizations continue to gather, manage, and store enormous volumes of data. A data breach may result in monetary losses, harm to one's reputation, and legal repercussions. Therefore, it's ... Read More

Database Roles in CQL (Cassandra Query Language)

Hardik Gupta

Hardik Gupta

Updated on 26-Apr-2023 16:52:10

One uses the Cassandra Query Language (CQL) when communicating with the Apache Cassandra NoSQL database. Database roles may be defined and rights can be assigned to them using CQL, one of its characteristics. User access and permissions are managed within a database using Cassandra's roles. This article will discuss roles ... Read More

Database Management System - Dependency Preserving Decomposition

Hardik Gupta

Hardik Gupta

Updated on 26-Apr-2023 16:50:25

This article will concentrate on a piece of software known as a database management system (DBMS) that enables users to effectively manage, store, and retrieve data. A DBMS's main job is to make sure that the data in a dataset is accurate, reliable, and doesn't have duplicates. Information bases are ... Read More

Database Languages

Hardik Gupta

Hardik Gupta

Updated on 26-Apr-2023 16:49:14

Clients can store, direct, and recover information from data sets utilizing programming known as a data set administration framework (DBMS). DBMS languages and interfaces, an essential component of a DBMS, enable user interaction with the database system. We will analyze a few DBMS dialects and connection points in this article ... Read More

Database Interfaces

Hardik Gupta

Hardik Gupta

Updated on 26-Apr-2023 16:47:32

A software program known as a database management system (DBMS) is used to manage, compile, and store data in a systematic manner. The user and the database are connected through DBMS interfaces. They give users an easy-to-use interface so they may access and change the data that is stored in ... Read More

Database Buffer in DBMS

Hardik Gupta

Hardik Gupta

Updated on 26-Apr-2023 16:46:56

A buffer is a memory location used by a database management system (DBMS) to temporarily hold data that has recently been accessed or updated in the database. This buffer, often referred to as a database buffer, acts as a link between the programs accessing the data and the physical storage ... Read More

Data Warehouse versus Views

Hardik Gupta

Hardik Gupta

Updated on 26-Apr-2023 16:45:57

Although both data warehouses and views are employed in data administration and analysis, they have diverse functions and unique characteristics. The distinctions between data warehouses and views, as well as the optimal times to employ each, will be discussed in this article. Data Warehouse The storage and administration of huge ... Read More

Data Warehouse Architecture

Hardik Gupta

Hardik Gupta

Updated on 26-Apr-2023 16:45:11

Because it enables informed decision-making, data has emerged as an organization's most valuable asset in today's world. However, it can be challenging to organize and analyze data from multiple sources. This issue is replied by information stockroom design, which gathers information from many sources and coordinates it such that makes ... Read More

Data Transformation in Data Mining

Hardik Gupta

Hardik Gupta

Updated on 26-Apr-2023 16:44:10

Data transformation is an essential phase in the data mining process. It entails transforming unprocessed data into an analytically useful format. Data transformation seeks to enhance the consistency and relevance of the data for the desired analysis while reducing redundancy and improving data quality. The significance of data transformation in ... Read More

Advertisements