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calcite

Mirror of Apache Calcite

calcite-avatica

Mirror of Apache Calcite - Avatica

calcite-test-dataset

Data sets and Vagrant script to provision a virtual machine for Apache Calcite development

delta

An open-source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs

drill

Apache Drill

druid

Apache Druid: a high performance real-time analytics database.

flink

Apache Flink

folly

An open-source C++ library developed and used at Facebook.

galaxysql

PolarDB-X is a cloud native distributed SQL Database designed for high concurrency, massive storage, complex querying scenarios.

gluten

hive

Apache Hive

hudi

Upserts, Deletes And Incremental Processing on Big Data.

impala

Apache Impala

presto

The official home of the Presto distributed SQL query engine for big data

query-optimizer-paper

quicksql

Simpler, Safer, Faster Unified SQL Analytics Engine for Multi-Datasources

spark

Apache Spark - A unified analytics engine for large-scale data processing

spark-binlog

A library for querying MySQL Binlog with Apache Spark structure streaming, for Spark SQL , DataFrames and [MLSQL](http://www.mlsql.tech).

sqlflow

Brings SQL and AI together.

starrocks

StarRocks is a next-gen sub-second MPP database for full analytics scenarios, including multi-dimensional analytics, real-time analytics and ad-hoc query.

substrait-java

tidb

TiDB is an open source distributed HTAP database compatible with the MySQL protocol

trino

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