What is Kubernetes?
Kubernetes is an open-source orchestration platform that automates the deployment, scaling, and management of containerized applications. It was originally developed by Google and is now maintained by the cloud native…
SQL CREATE Table Statement
CREATE TABLE statement is used to create a new table in a database. This statement is applicable in many databases like Oracle, Microsoft SQL Server, and MySQL. There are two…
What are SQL Transactions?
A transaction is a logical atomic unit of database operations that is executed as a single unit. It can have a single or multiple statements. SQL-based transaction satisfies the ACID-based…
What is a Distributed Database?
In the Current world, Data is the new gold or oil for many organizations. It is a lifeline for many businesses as it provides valuable information to a different line…
What are User Defined Functions(UDF) in Apache Hive?
Apache hive is a data warehousing tool in which we use a Structured Query Language(SQL) like language called Hive Query Language(HQL) to perform various ETL tasks on given data. Hive…
What is ETL Testing and its Importance?
What is ETL? ETL stands for Extract, Transform and Load. It is used for extracting data from different sources and transforming it and loading the data for the end-users to…
What is Metadata and why it’s important?
What exactly is Metadata? Metadata is the information that describes other data, or, simply speaking, it is data about the data. It is the descriptive, administrative, and structural data that defines…
What is Data Engineering and Why It is Important? A Guide for a career in Data Engineering
What is a Data Engineer? The general job of the engineer is to design and build things. In the field of software engineering, engineering design, and building software. When we…
What are Database Keys?
Each database has one or more tables having rows and columns. Keys in the Database are columns or groups of columns that are used to identify rows in tables. These…
Production Support Models in Software Companies
In today's world, many businesses and companies are developing their applications in-house to support their business and improve the customer experience. The company needs to provide continuous support to sustain…