We have collected the most commonly asked Greenplum Interview Questions and Answers will assist you to prepare for the Greenplum viva questions and answers that an interviewer might ask you during your interview. There are a lot of opportunities from many reputed companies in the world. According to research, Greenplum has a market share of...

Neo4j is a leading graph database management system designed for efficiently storing, managing, and querying highly interconnected data. Unlike traditional relational databases, Neo4j is specifically tailored for graph-based data models, where relationships between entities are as crucial as the entities themselves. It employs a property graph...

Powerful Open-source Database PostgreSQL is a relational database management system (RDBMS) known for its robust features, extensibility, and strong emphasis on standards compliance. The development of PostgreSQL is a collaborative and community-driven effort characterized by an open-source ethos. Led by a core development team, this global...

Couchbase Server offers robust solutions for high availability in data operations, both for reading and writing. The platform employs a distinctive feature set to ensure data resilience and performance. High availability in Couchbase is achieved through a combination of intra-cluster replication, index replication, and disaster recovery...

NoSQL encompasses a wide variety of different database technologies that were developed in response to a rise in the volume of data stored about users, objects, and products. The frequency in which this data is accessed, and performance and processing needs. Relational databases, on the other hand, were not designed to cope with the scale and...

SQL Server Microsoft SQL Server is a relational database management system developed by Microsoft. As a database server, it is a software product with the primary function of storing and retrieving data as requested by other software applications—which may run either on the same computer or on another computer across a network (including the...

What is Data Modeler?  Data modelers design computer databases that help bankers, scientists and other professionals organize data in computer systems. They then use these databases to run statistical analysis and extract meaning full information. this information is written up in reports that are presented to business executives, lead...

       Starting with MySQL or Oracle is the initial step that most will suggest when you have your eyes set on becoming a database administrator. If you have any constraints that make attending regular classes difficult, you can learn SQL online. There are online courses for Oracle, too, that you can take at...

There are two main index types: Clustered index and Non-Clustered index. A clustered index alters the way that the rows are physically stored. When you create a clustered index on a column (or a number of columns), the SQL server sorts the table’s rows by that column(s). It is like a dictionary, where all words are sorted in an...

SQL is a database language, used to update databases, execute queries, and manage permissions. It was designed for relational database management systems. It’s generally considered a declarative language. It's been around in some form since the 70s and is just about as ubiquitous as data management itself. The model was first introduced in a...