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

Hibernate's core Object/Relational Mapping functionality

光 HikariCP・A solid, high-performance, JDBC connection pool at last.

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

The Online Book Shopping Store to manage, buy, add, remove and sell books. Book name and Quantity selection, auto receipt generated and payment options. Login and logout security for both user and admin. Seperate Profile for all.

jOOQ is the best way to write SQL in Java

H2 is an embeddable RDBMS written in Java.

Apache Linkis builds a computation middleware layer to facilitate connection, governance and orchestration between the upper applications and the underlying data engines.

Apache Kafka and Confluent Platform examples and demos

Apache Drill is a distributed MPP query layer for self describing data

Kafka Connect connector for JDBC-compatible databases

Apache Kyuubi is a distributed and multi-tenant gateway to provide serverless SQL on data warehouses and lakehouses.

REST version of the Spring Petclinic sample application

Postgresql JDBC Driver

orm sql query builder, API: QB, QB.X, QrB

Java Basics ( Java-8 )

SQLite JDBC Driver

Collection of 300+ best practices for Java persistence performance in Spring Boot applications

Java client and JDBC driver for ClickHouse

MySQL Proxy using Java NIO based on Sharding SQL,Calcite ,simple and fast