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Partitioning tool for PostgreSQL
Sparkline BI Accelerator provides fast ad-hoc query capability over Logical Cubes. This has been folded into our SNAP Platform(http://bit.ly/2oBJSpP) an Integrated BI platform on Apache Spark.
Find time-consuming database queries for ActiveRecord-based Rails Apps
Add efficient pipelining, batching, and caching to any data source
数据库测试资料 This repo is a collection of resources on testing database systems
Neural Relation Understanding: neural cardinality estimators for tabular data
Spring Data JPA, Spring Data JDBC, and Spring Data R2DBC examples and a comprehensive guide to JPA fetching and locking strategies.
State-of-the-art neural cardinality estimators for join queries
Autumn 2017. A simple implementation of relational database with query optimization as the course project of Principles and Design of Database System, Renmin University of China.
With Laravel Query Adviser you can get more insights into the SQL queries created by Eloquent models used in your app. It logs the queries used by your application and provides a helpful overview of the SQL queries. You can rerun the SQL query to analyze the database impact or copy the SQL query to your clipboard.
PostgreSQL performance essentials in 1 hour
Joiner is a research project for sql join order tuning using reinforcement learning algorithm.
Using PostgresSQL to store and fetch data, tune queries, and design efficient database structures!
Cheetah is a system that optimizes queries using programmable switches.
Why did i do this?
(not) Parellel Query Optimizer for Postgres. In this fork of Postgres, we replace the original query optimizer with a parallelized query optimizer based on the work of Trummer et al.
Automated Query Expansion using High Dimensional Clustering
Asynchronous execution of parallely executing SQL query
Small project which estimates the cost of, and attempts to optimise, physical SQL query plans
Implementation of our paper "An Efficient Approximate Algorithm for Single-Source Discounted Hitting Time Query"
An experimental setup for my master thesis "Optimizing web extraction queries for robustness"
A research paper published in EDBT-2021 titled as "Optimizing SPARQL Queries using Shape Statistics"
Implementing a database system - Select-Project-Join query engine
Implementation of the Radix Hash Join (RHJ) algorithm
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