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PolarDB-for-PostgreSQL

A cloud-native database based on PostgreSQL developed by Alibaba Cloud.

galaxysql

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

PolarDB-FileSystem

galaxyengine

GalaxyEngine is a MySQL branch originated from Alibaba Group, especially supports large-scale distributed database system.

galaxycdc

GalaxyCDC is a core component of PolarDB-X which is responsible for global binary log generation, publication and subscription.

galaxykube

PolarDB-X Operator is a Kubernetes extension that aims to create and manage PolarDB-X cluster on Kubernetes.

PolarDB-X

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

galaxyglue

GalaxyGlue is an extension to MySQL Connector/J 8.0.

PolarDB-Stack-Operator

PolarDB Stack is a DBaaS implementation for PolarDB-for-Postgres, as an operator creates and manages PolarDB/PostgreSQL clusters running in Kubernetes. It provides re-construct, failover swtich-over, scale up/out, high-available capabilities for each clusters.

PolarDB-NodeAgent

PolarDB-NodeAgent is a light-weight and flexible agent for data collection, which supports performance data collection from hosts and instances. It is a plug-in process running on physical machines or virtual machines, collecting performance data every second and real-time logs of all the instances (both containerized instances and non-containerized instances) on the machine.

PolarDB-Stack-Workflow

PolarDB-Stack-Storage

PolarDB-ClusterManager

PolarDB Cluster Manager is the cluster management component of PolarDB for PostgreSQL, responsible for topology management, high availability, configuration management, and plugin extensions.

PolarDB-Stack-Daemon

PolarStack-Daemon is a daemon process in DBaaS PolarStack. It runs on all hosts and is responsible for port status collection, db log clear, db engine images availability collection, host network status collection. It provides the basic host information and status for db cluster creating/migrating/state recognition and running.

PolarDB-Stack-Common

PolarDB-Hands-On

polardbx-backup

polardbx-backup is a hot backup tool for PolarDB-X

polardb-pg-docker-images

PolarDB-Hackathon-2023

PolarDB-ImageBuilder

galaxysql-tools

Tools for PolarDB-X, such as data migration, CSV files import, benchmark, etc.

learn-some-polardb-x

PolarDB-BackupAgent

A distributed, high performance and high avaliable backup agent for polardb pg which has rich features and is easy to extend storage plugins.