Search Results for "elasticsearch"

...Relational database sections cover SQL fundamentals and systems including MySQL, PostgreSQL, H2, and SQLite. Additional chapters examine MongoDB, Redis, HBase, Elasticsearch, and the wider Elastic stack. The repository also discusses middleware such as ShardingSphere and Flyway. Detailed indexes, operational guides, interview reviews, recommended books, papers, courses, and online ebook pages make it useful for both structured study and reference.

mall-learning is a tutorial and sample-code repository that explores an entire e-commerce system architecture from backend to frontend. The associated “mall” project (with tens of thousands of stars) is an open-source full-stack e-commerce platform built with Spring Boot, MyBatis, Elasticsearch, RabbitMQ, Redis, MongoDB, MySQL and containerized via Docker. The learning repository breaks down architecture, business modules (products, orders, marketing, members), deployment (Linux, Docker, Jenkins) and technical points in detail. For each topic it provides sample code, explanations of why design decisions were made, trade-offs and how to implement real-world features like search, caching, delayed messaging, file storage. ...

IK Analyzer is an open source, lightweight Chinese word segmentation toolkit developed based on java language. Since the release of version 1.0 in December 2006, IKAnalyzer has launched 4 major versions. Initially, it was a Chinese word segmentation component based on the open source project Luence as the main application, combined with dictionary word segmentation and grammar analysis algorithms. Starting from version 3.0, IK has developed into a common word segmentation component for Java,...

...It begins with fundamental examples covering configuration, Hello World applications, web development, validation, and RESTful JSON services. Database examples demonstrate MyBatis, annotation-based mappings, multiple data sources, and Redis-backed caching. Additional projects integrate Elasticsearch, HBase, FreeMarker, Dubbo, ZooKeeper, and other common backend technologies. A substantial WebFlux series covers reactive REST services, MongoDB, Thymeleaf, Redis, WebSockets, testing, and a sample book-management system. Each topic is organized as a separate runnable module so developers can study integrations independently. ...