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Amazon OpenSearch Service Under the Hood : OpenSearch Optimized Instances(OR1)

AWS Big Data

Amazon OpenSearch Service recently introduced the OpenSearch Optimized Instance family (OR1), which delivers up to 30% price-performance improvement over existing memory optimized instances in internal benchmarks, and uses Amazon Simple Storage Service (Amazon S3) to provide 11 9s of durability.

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How Cargotec uses metadata replication to enable cross-account data sharing

AWS Big Data

Through their unique position in ports, at sea, and on roads, they optimize global cargo flows and create sustainable customer value. To share the datasets, they needed a way to share access to the data and access to catalog metadata in the form of tables and views. An AWS Glue job (metadata exporter) runs daily on the source account.

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AVB accelerates search in LINQ with Amazon OpenSearch Service

AWS Big Data

Initially, searches from Hub queried LINQ’s Microsoft SQL Server database hosted on Amazon Elastic Compute Cloud (Amazon EC2), with search times averaging 3 seconds, leading to reduced adoption and negative feedback. The LINQ team exposes access to the OpenSearch Service index through a search API hosted on Amazon EC2.

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Gartner D&A Summit Bake-Offs Explored Flooding Impact And Reasons for Optimism!

Rita Sallam

Are there mitigation strategies that show reasons for optimism? Are there mitigation strategies that can be implemented successfully that could provide policy guidance and reasons for optimism in the face of ever increasing frequency of extreme weather events?

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Optimized joins & filtering with Bloom filter predicate in Kudu

Cloudera

Pushing down column predicate filters to Kudu allows for optimized execution by skipping reading column values for filtered out rows and reducing network IO between a client, like the distributed query engine Apache Impala, and Kudu. One of the ways Apache Kudu achieves this is by supporting column predicates with scanners. Before 7.1.5,

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Boosting Object Storage Performance with Ozone Manager

Cloudera

It is a replicated, highly-available service that is responsible for managing the metadata for all objects stored in Ozone. The hardware certification includes high density nodes with close to 500 TB per node optimized for performance and TCO. Optimize the Ozone Client to Ozone Manager protocols for reduced network round trips.

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How Amazon Finance Automation built a data mesh to support distributed data ownership and centralize governance

AWS Big Data

The FinAuto team built AWS Cloud Development Kit (AWS CDK), AWS CloudFormation , and API tools to maintain a metadata store that ingests from domain owner catalogs into the global catalog. The global catalog is also periodically fully refreshed to resolve issues during metadata sync processes to maintain resiliency.

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