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Hardik Gupta has Published 58 Articles
Hardik Gupta
3K+ Views
The practice of protecting database data from unauthorized access, theft, alteration, and destruction is known as database security. Protecting sensitive information from many risks, including hackers, nefarious insiders, and natural calamities, is the aim of database security. Organizations can implement database security safeguards using a variety of techniques. We will ... Read More
Hardik Gupta
10K+ Views
In Relational Database Model , constraints are guidelines or limitations imposed on database tables to maintain the integrity, correctness, and consistency of the data. Constraints can be used to enforce data linkages across tables, verify that data is unique, and stop the insertion of erroneous data. A database needs constraints ... Read More
Hardik Gupta
2K+ Views
Data storage, retrieval, administration, and processing are all made possible by database management systems (DBMS), which are the foundation of the current computerized world. The DBMS employs several strategies to guarantee the consistency, integrity, and security of data. A DBMS's capacity to generalize data that is suitable for various applications ... Read More
Hardik Gupta
548 Views
Developed to manage massive volumes of data across commodity servers, Apache Cassandra is a distributed, highly scalable NoSQL database management system. Cassandra's configurable consistency is one of its core characteristics, allowing users to combine data consistency with speed and availability. In this post, we will go through the various consistency ... Read More
Hardik Gupta
127 Views
A database management system is a system tool that enables effective and convenient data storage, access, manipulation, and sharing. It facilitates access and storage of linked data. Data Dictionary Management, Database Access Languages, Data Transformation and Presentation, Data Storage Management, Multi-User Access Control, Data Integrity Management, Database Communication Interfaces, Application ... Read More
Hardik Gupta
901 Views
To familiarize you with the kind of questions that may be asked during a job interview pertaining to the Database Management System, we will explore the most crucial DBMS Interview Questions in this post (DBMS). Q1)What are some uses for DBMS? The acronym DBMS, or database management system, stands for ... Read More
Hardik Gupta
314 Views
These days, businesses have a wide range of tools at their disposal to use business intelligence software to transform raw data into actionable next actions. Some data mining technologies use machine learning techniques to accelerate this process. Modern data mining goes beyond basic analysis to more efficiently and effectively extract ... Read More
Hardik Gupta
299 Views
In a DSS workflow, a SQL pipeline is a procedure that mixes numerous subsequent recipes (each using the same SQL engine). Then, a single job activity containing these integrated recipes—which may be both visual and "SQL query" recipes—can be executed. Typically, a SQL query will be converted into an expression ... Read More
Hardik Gupta
15K+ Views
In SQL Server, there are a number of different techniques to combine records into strings. Different methods to combine rows into a string which we will study in this tutorial − COALESCE XML PATH STRING_AGG First approach: COALESCE To combine many rows into a single string using the ... Read More
Hardik Gupta
599 Views
There is a rising trend toward using unconventional database types in an effort to efficiently accommodate the variety of data and fulfill the growing need for data storage. Relational databases have been the standard for many years. However, as markets evolve and storage costs decline, non-relational databases are becoming popular. ... Read More