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Replication at Speed – System of Record Capabilities for MemSQL 7.0
Feed: MemSQL Blog. Author: Nate Horan. System of record capability is the holy grail for transactional databases. Companies need to run their most trusted workloads on a database that has many ways to...
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Analyze Google Analytics data using Upsolver, Amazon Athena, and Amazon...
Feed: AWS Big Data Blog. In this post, we present a solution for analyzing Google Analytics data using Amazon Athena. We’re including a reference architecture built on moving hit-level data from Google...
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Mapping the Underlying Social Structure of Reddit
Feed: R-bloggers. Author: Posts on Data Science Diarist. Reddit is a popular website for opinion sharing and news aggregation. The site consists of thousands of user-made forums, called subreddits,...
View ArticleIntroduction to the Partition By Window Function
Feed: Databasejournal.com – Feature Database Articles. Author: . T-SQL window functions perform calculations over a set of rows (known as a “window”) and return a single value for each row from the...
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cary huang: A Guide to Basic Postgres Partition Table and Trigger Function
Feed: Planet PostgreSQL. 1. Overview Table partitioning is introduced after Postgres version 9.4 that provides several performance improvement under extreme loads. Partitioning refers to splitting one...
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Evaluating Model Performance by Building Cross-Validation from Scratch
Feed: R-bloggers. Author: Lukas Feick. Cross-validation is a widely used technique to assess the generalization performance of a machine learning model. Here at STATWORX, we often discuss performance...
View ArticleDesign Principles for Big Data Performance
Feed: Featured Blog Posts – Data Science Central. Author: Stephanie Shen. The evolution of the technologies in Big Data in the last 20 years has presented a history of battles with growing data volume....
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Orchestrate Amazon Redshift-Based ETL workflows with AWS Step Functions and...
Feed: AWS Big Data Blog. Amazon Redshift is a fully managed, petabyte-scale data warehouse service in the cloud that offers fast query performance using the same SQL-based tools and business...
View ArticleThe Beauty of a Shared-Nothing SQL DBMS for Skewed Database Sizes
Feed: MemSQL Blog. Author: Eric Hanson. The limitations of a typical, traditional relational database management system (RDBMS) have forced all sorts of compromises on data processing systems: from...
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Training, validation and testing for supervised machine learning models
Feed: SAS Blogs. Author: Beth Ebersole. Validating and testing our supervised machine learning models is essential to ensuring that they generalize well. SAS Viya makes it easy to train, validate, and...
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What is DRBD?
Feed: Liquid Web. Author: Jake Fellows; Did you know that it is possible for your server to crash while your website remains online? Highly reliable databases are critical for online services to...
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Best practices to scale Apache Spark jobs and partition data with AWS Glue
Feed: AWS Big Data Blog. AWS Glue provides a serverless environment to prepare (extract and transform) and load large amounts of datasets from a variety of sources for analytics and data processing...
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How to Migrate Oracle Workloads to VMware Cloud on AWS
Feed: AWS Partner Network (APN) Blog. Author: Jayaraman VelloreSampathkumar. By Jayaraman VelloreSampathkumar, Sr. Partner Solutions Architect at AWS VMware Cloud on AWS is becoming a preferred choice...
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Beena Emerson: Benchmark Partition Table – 1
Feed: Planet PostgreSQL. With the addition of declarative partitioning in PostgreSQL 10, it only made sense to extend the existing pgbench benchmarking module to create partitioned tables. A recent...
View ArticleHubert ‘depesz’ Lubaczewski: Waiting for PostgreSQL 13 – pgbench: add...
Feed: Planet PostgreSQL. On 3rd of October 2019, Amit Kapila committed patch: pgbench: add --partitions and --partition-method options. These new options allow users to partition the pgbench_accounts...
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Column Histograms on Percona Server and MySQL 8.0
Feed: Planet MySQL; Author: Corrado Pandiani; From time to time you may have experienced that MySQL was not able to find the best execution plan for a query. You felt the query should have been faster....
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Sept 2019: “Top 40” New R Packages
Feed: R-bloggers. Author: R Views. [This article was first published on R Views, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your...
View ArticleInfrastructure repair with Bolt
Feed: Puppet Blog Feed. Author: Cas Donoghue; Not to beat on our own drum or anything, but Puppet is a great tool for managing and configuring your entire infrastructure. It allows you to ensure...
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Temporal Tables Part 3: Managing Historical Data Growth
Feed: Clustrix Blog. Author: Alejandro Infanzon. This is part 3 of a 5-part series, if you want to start from the beginning see Temporal Tables Part 1: Introduction & Use Case Example Up until now,...
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Julian Markwort: Introduction and How-To: etcd clusters for Patroni
Feed: Planet PostgreSQL. etcd is one of several solutions to a problem that is faced by many programs that run in a distributed fashion on a set of hosts, each of which may fail or need rebooting at...
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