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AWS Glue-Unleashing the Power of Serverless ETL Effortlessly

ProjectPro

Do ETL and data integration activities seem complex to you? Read this blog to understand everything about AWS Glue that makes it one of the most popular data integration solutions in the industry. Did you know the global big data market will likely reach $268.4 Businesses are leveraging big data now more than ever.

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Implementing the Netflix Media Database

Netflix Tech

In the previous blog posts in this series, we introduced the N etflix M edia D ata B ase ( NMDB ) and its salient “Media Document” data model. In this post we will provide details of the NMDB system architecture beginning with the system requirements?—?these key value stores generally allow storing any data under a key).

Media 94
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Knowledge Graphs: The Essential Guide

AltexSoft

machine learning , allowing for analyzing the knowledge contained in the source data and generating new knowledge. The logical basis of RDF is extended by related standards RDFS (RDF Schema) and OWL (Web Ontology Language). Knowledge graphs for organizing data over the internet. Recommender systems in entertainment.

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11 Ways To Stop Data Anomalies Dead In Their Tracks

Monte Carlo

Otherwise you may produce more data anomalies than you prevent. Data Contracts Image courtesy of Andrew Jones. You can think of data contracts as circuit breakers, but for data schemas instead of the data itself. If you are conducting a post mortem, by definition the data anomaly has already occurred.

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50 PySpark Interview Questions and Answers For 2023

ProjectPro

The StructType and StructField classes in PySpark are used to define the schema to the DataFrame and create complex columns such as nested struct, array, and map columns. StructType is a collection of StructField objects that determines column name, column data type, field nullability, and metadata. appName('ProjectPro').getOrCreate()

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Netflix MediaDatabase?—?Media Timeline Data Model

Netflix Tech

the Media Timeline Data Model In the previous post in this series, we described some important Netflix business needs as well as traits of the media data system?—?called The curious reader might have noticed that a majority of these characteristics relate to properties of the data managed by NMDB.

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A Cost-Effective Data Warehouse Solution in CDP Public Cloud – Part1

Cloudera

Second, if the partition number is increased after the system goes live, the default Kafka partitioner will return different numbers evenly if you provide the same key, which means messages with the same key as before will be in a different partition from the previous one. . > Schema Management. > Minutes.