DATABASE FUNDAMENTALS
BASICS OF BIG DATA
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Relational database, data warehouse, transactional database
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Data streams and sensor data
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Time-series data, temporal data, sequence data (incl. bio-sequences)
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Structure data, graphs, social networks and multi-linked data
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Object-relational databases
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Detailed explanation-1: -A traditional database is based on a fixed schema that is static in nature. It could only work with structured data that fit effortlessly into relational databases or tables. In reality, most data is unstructured. The extensive variety of unstructured data requires new methods to store and process.
Detailed explanation-2: -A relational database is a type of database that stores and provides access to data points that are related to one another. Relational databases are based on the relational model, an intuitive, straightforward way of representing data in tables.
Detailed explanation-3: -What are the differences between a database and a data warehouse? A database is any collection of data organized for storage, accessibility, and retrieval. A data warehouse is a type of database the integrates copies of transaction data from disparate source systems and provisions them for analytical use.