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Large Scale Ad Data Systems at Booking.com using the Public Cloud

Booking.com Engineering

BigQuery also offers native support for nested and repeated data schema[4][5]. We take advantage of this feature in our ad bidding systems, maintaining consistent data views from our Account Specialists’ spreadsheets, to our Data Scientists’ notebooks, to our bidding system’s in-memory data.

Systems 52
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AWS Glue-Unleashing the Power of Serverless ETL Effortlessly

ProjectPro

When Glue receives a trigger, it collects the data, transforms it using code that Glue generates automatically, and then loads it into Amazon S3 or Amazon Redshift. Then, Glue writes the job's metadata into the embedded AWS Glue Data Catalog. You can produce code, discover the data schema, and modify it.

AWS 98
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Top Data Catalog Tools

Monte Carlo

A data catalog is a constantly updated inventory of the universe of data assets within an organization. It uses metadata to create a picture of the data, as well as the relationships between data assets of diverse sources, and the processing that takes place as data moves through systems.

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Monte Carlo + Databricks Doubles Mutual Customer Count—and We’re Just Getting Started

Monte Carlo

After launching our partnership with Databricks last year, Monte Carlo has aggressively expanded our native Databricks and Apache Spark™ integrations to extend data observability into the Delta Lake and Unity Catalog, and in the process, drive even more value for Databricks customers.

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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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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()

Hadoop 52