AWS Big Data

OCTOBER 1, 2024

Over the last year, Amazon Redshift added several performance optimizations for data lake queries across multiple areas of query engine such as rewrite, planning, scan execution and consuming AWS Glue Data Catalog column statistics. Enabling AWS Glue Data Catalog column statistics further improved performance by 3x versus last year.

Data Lake 116

Data Lake Statistics Broadcasting Optimization 116

AWS Big Data

OCTOBER 23, 2024

This feature is part of the Amazon Redshift console and provides a visual and graphical representation of the query’s run order, execution plan, and various statistics. We demonstrated a step-by-step approach to analyze query performance by examining the query execution plan and statistics and identifying the root cause of query slowness.

Data Warehouse 113

Data Warehouse Metrics Broadcasting Dashboards 113

Smart Data Collective

MAY 14, 2021

It allows for the storage of user data and statistics, the collection of said statistics, usage analytics and reports, an integrated billing system, live rewind, catchup, EPG integration, DRM, lets you view and analyse information related to VOD, live rewind, catchup, timeshift, and more. Client Reporting. Dashboard and Analytics.

Data Analytics 120

Data Analytics Analytics Broadcasting Statistics 120

AWS Big Data

MARCH 22, 2024

When you use Trino on Amazon EMR or Athena, you get the latest open source community innovations along with proprietary, AWS developed optimizations. and Athena engine version 2, AWS has been developing query plan and engine behavior optimizations that improve query performance on Trino. Starting from Amazon EMR 6.8.0

Metadata 119

Metadata Statistics Broadcasting Optimization 119

Cloudera

DECEMBER 15, 2020

Catalyst now stops at each stage boundary to try and apply additional optimizations given the information available on the intermediate data. This is what the execution of the first TPC-DS query looks like before and after enabling AQE: Dynamically Converting Sort Merge Joins to Broadcast Joins. Dynamically Optimize Skewed Joins.

Broadcasting 99

Broadcasting Optimization Statistics IT 99

Cloudera

MARCH 24, 2021

To enable data pruning, modern columnar formats such as ORC and Parquet maintain indexes, bloom filters, and statistics to determine if a group of data needs to be read at all before returning to the execution engine. Hive users can check how probedecode optimization applies for their MapJoin queries using their standard query explain plans.

Data Warehouse 78

Data Warehouse Broadcasting Statistics Cost-Benefit 78

Smart Data Collective

JUNE 8, 2023

The Evolution of Data Collection in Football Traditionally, football relied on basic statistics such as goals, assists, and possession percentages to evaluate performance. Coaches and analysts meticulously study match statistics, player performance metrics, and tracking data to gain valuable insights into team dynamics.

Data Analytics 105

Data Analytics Analytics Data Collection Statistics 105