Apache Doris is an easy-to-use, high performance and unified analytics database.

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

⛈️ RumbleDB 1.22.0 "Pyrenean oak" 🌳 for Apache Spark | Run queries on your large-scale, messy JSON-like data (JSON, text, CSV, Parquet, ROOT, AVRO, SVM...) | No install required (just a jar to download) | Declarative Machine Learning and more

Helper library for building and running advanced and dynamic queries using JPA in Spring Boot.

The Apache Storm implementation of the Bullet backend

Tiny Database: Query Engine, Storage Engine, Calcite, ANTLR

A semantic and technical analysis of musical scores based on Information Retrieval Principles

A real-time distributed OLAP engine

Feasibility Analysis Request Executor

An advanced form of the previously implemented search Engine which acts as a information retrieval system over the cranfield collection of the 1400 documents and also makes use of the stemmer algorithm. Other things are pretty much the same as the previously implemented SearchEngine project.

Project for Information Retrieval - CMSC 676

This application is a proof of concept. I have always wondered how data mining could be done with Java without the direct use of an API. I also wanted to learn more about MongoDB, and NoSQL, as well. This application takes a ticker symbol from the user and scrapes some data from the following URL, like so: http://finance.yahoo.com/quote/${ticker…

OMQ: An IoT data stream query engine on oneM2M-based middleware

Boolean Query engine based on Postings Lists implementing term-at-a-time and document-at-a-time query processing.

A GUI-enabled DBLP query engine application written in Java, Swing

Crawler based search engine that demonstrates the main features of a search engine (web crawling, indexing and ranking) and the interaction between them.