This guide shows how to use Canal to capture MySQL binlog changes, forward them through RabbitMQ, and process them in a SpringBoot application, providing a clean, decoupled way to record both new and old data for insert, update, and delete operations.
This tutorial walks through configuring Canal in cluster mode, enabling MySQL binlog, creating an Elasticsearch index, setting up RocketMQ topics, adjusting Canal properties and instance files, launching services, and implementing a consumer to reliably synchronize MySQL changes into Elasticsearch.
The article introduces Microstrategy, a US‑based BI firm with a large Hangzhou R&D center, outlines its generous 9‑5‑style work environment, details the interview stages—including written test, technical and non‑technical rounds—and provides concrete advice on self‑introduction, project presentation, system design, Canal‑MySQL sync, XXL‑Job video transcoding, Redis, MongoDB, SQL injection, Java exceptions, OOP concepts, and interview puzzles.
This guide walks through setting up a Docker‑Compose environment, configuring Canal to capture MySQL binlog changes, integrating it with a SpringBoot client, and forwarding change events to RabbitMQ, providing complete code snippets and step‑by‑step instructions for real‑time data change tracking.
This article explores why MySQL alone struggles with large‑scale queries, introduces Elasticsearch as a complementary search engine, and compares several synchronization methods—including synchronous and asynchronous dual‑write, Logstash, binlog‑based, Canal, and Alibaba Cloud DTS—detailing their advantages, drawbacks, and typical application scenarios.
The article dissects the interview question about ES latency in a MySQL‑Canal‑to‑Elasticsearch pipeline, explains the root causes across four system layers, and presents a comprehensive four‑layer optimization, end‑to‑end observability, routing‑based degradation, and a Java‑based LatencyProbe component to measure and control delay.
This article explains why MySQL alone struggles with large‑scale, complex queries, introduces Elasticsearch as a complementary search engine, and compares five practical synchronization approaches—synchronous double‑write, asynchronous double‑write, Logstash, Binlog, and Canal/DTS—detailing their mechanisms, advantages, disadvantages, and typical use cases.
This article explains why MySQL‑Elasticsearch synchronization is needed in large‑scale projects, compares several sync methods—including synchronous and asynchronous double‑write, Logstash, Binlog, Canal, and Alibaba Cloud DTS—detailing their implementation steps, advantages, disadvantages, and typical application scenarios.
This article explains why MySQL alone struggles with large‑scale queries, introduces Elasticsearch as a complementary search store, and compares several synchronization approaches—including synchronous write, asynchronous write, Logstash, binlog real‑time sync, Canal, and Alibaba Cloud DTS—detailing their implementation methods, advantages, disadvantages, and typical application scenarios.
This article reviews six mainstream solutions for keeping MySQL and Elasticsearch in sync—including synchronous double‑write, asynchronous MQ‑based double‑write, Logstash polling, Canal binlog listening, DataX batch migration, and Flink stream processing—detailing their scenarios, advantages, drawbacks, and practical code examples to guide optimal technical selection.
This article compares six mainstream MySQL‑to‑Elasticsearch synchronization methods—synchronous double‑write, asynchronous MQ, Logstash polling, Canal binlog listening, DataX batch sync, and Flink streaming—detailing scenarios, code samples, advantages, drawbacks, and practical selection guidance for developers.
This article explains how to migrate MySQL table data to Elasticsearch using a one‑time full sync, a scheduled incremental sync, addresses strong consistency challenges, and introduces Alibaba's Canal framework for reliable binlog‑based data replication.
This article explains why traditional databases like MySQL struggle with massive data, introduces Elasticsearch’s advantages, and details a practical architecture using Hive, Canal, and Otter to achieve near real‑time indexing of petabyte‑scale datasets with minimal latency.
The article explains why MySQL alone struggles with large‑scale queries, introduces Elasticsearch as a high‑performance search engine, and details multiple synchronization approaches—including synchronous double‑write, asynchronous double‑write, Logstash pipelines, binlog real‑time sync, Canal, and Alibaba DTS—while also noting related promotional offers.
This article explains why MySQL alone struggles with large‑scale queries, introduces Elasticsearch for read‑write separation, and compares several synchronization methods—including synchronous and asynchronous dual‑write, Logstash, binlog, Canal, and Alibaba DTS—detailing their advantages, drawbacks, and typical use cases, followed by promotional offers.
The article outlines multiple approaches for synchronizing MySQL data to Elasticsearch—including synchronous and asynchronous dual‑write, Logstash pipelines, binlog real‑time sync, Canal, and Alibaba Cloud DTS—while also promoting related AI products and community services.
This article explores four practical methods for synchronizing MySQL data to Elasticsearch—including synchronous and asynchronous double writes, SQL extraction, and binlog real‑time replication—while reviewing popular migration tools such as Canal, Alibaba DTS, and Databus to help you choose the right solution.
This guide explains why real‑time data synchronization between MySQL and services like Redis, Memcached, Solr, or Elasticsearch is essential in modern micro‑service architectures, and demonstrates four synchronization methods—inline code, scheduled tasks, message queues, and Canal—complete with setup, configuration, and Java code examples.
This article explains why MySQL alone struggles with large‑scale, complex queries, introduces Elasticsearch as a high‑performance search engine, and compares several synchronization approaches—including synchronous and asynchronous dual‑write, Logstash, binlog real‑time sync, Canal, and Alibaba Cloud DTS—highlighting their pros, cons, and suitable scenarios.
This article explains why MySQL‑Elasticsearch synchronization is needed for large‑scale queries, compares several synchronization approaches such as synchronous and asynchronous dual‑write, Logstash, Binlog, Canal, and Alibaba DTS, and discusses their advantages, disadvantages, and typical application scenarios.
This article explains various methods for synchronizing data between MySQL and Elasticsearch—including synchronous and asynchronous double‑write, Logstash pipelines, real‑time Binlog replication, Canal parsing, and Alibaba Cloud DTS—detailing their implementation approaches, advantages, disadvantages, and typical application scenarios.
This article explains why MySQL alone struggles with large‑scale queries, introduces Elasticsearch as a complementary search engine, and compares several synchronization approaches—including synchronous and asynchronous dual‑write, Logstash, Binlog, Canal, and Alibaba Cloud DTS—detailing their implementations, advantages, disadvantages, and suitable use cases.
This article examines various methods for synchronizing MySQL data with Elasticsearch, including synchronous and asynchronous dual writes, Logstash pipelines, binlog streaming, and Alibaba Cloud DTS, outlining implementation approaches, advantages, disadvantages, and suitable application scenarios for each solution.
This article explains why traditional databases like MySQL struggle with massive datasets, introduces ElasticSearch’s inverted‑index architecture, and details a practical pipeline using Hive, wide tables, binlog, Canal, and Otter to achieve near real‑time indexing for petabyte‑level data.
The article explains why MySQL alone struggles with large‑scale, complex queries, introduces Elasticsearch as a complementary search engine, and details multiple synchronization approaches—including synchronous and asynchronous double‑write, Logstash, Binlog, Canal, and Alibaba DTS—along with their advantages, disadvantages, and typical use cases.
This article explains why MySQL alone may struggle with large‑scale, complex queries, introduces Elasticsearch as a high‑performance search engine, and compares several synchronization approaches—including synchronous and asynchronous dual‑write, Logstash, Binlog, Canal, and Alibaba Cloud DTS—detailing their advantages, disadvantages, and suitable scenarios.
The article presents a decoupled business operation log management architecture that uses Alibaba’s Canal to capture MySQL binlog changes, streams them through Kafka, and stores structured before‑and‑after records in Elasticsearch with nested mappings, enabling multi‑table correlation via transaction IDs, visual querying, and reliable rollback without modifying application code.
This article walks through the design and implementation of a decoupled, high‑performance business operation log solution that captures MySQL binlog changes via Canal, streams them through Kafka, and stores and queries them in Elasticsearch, addressing challenges such as batch operations, multi‑table transactions, and non‑business data filtering.
This article compares API composition and CQRS patterns for handling distributed queries in evolving monolithic systems, illustrating their workflows with e‑commerce and online‑education examples, discussing performance trade‑offs, implementation details using Canal and ElasticSearch, and offering practical guidance on when to adopt each approach.
This article explains various methods for synchronizing MySQL data to Elasticsearch, including synchronous and asynchronous double‑write, Logstash pipelines, binlog‑based real‑time sync, Canal, and Alibaba Cloud DTS, comparing their advantages, disadvantages, and suitable scenarios.
This article explains why MySQL‑Elasticsearch synchronization is needed, compares six practical approaches—including sync write, async write, Logstash, binlog, Canal, and Alibaba Cloud DTS—detailing their implementation methods, advantages, disadvantages, and suitable use cases for large‑scale data environments.
This guide compares four MySQL‑to‑Elasticsearch synchronization methods—synchronous dual‑write, asynchronous MQ‑based dual‑write, timer‑driven SQL extraction, and real‑time Binlog replication—and reviews popular CDC tools such as Canal, Alibaba Cloud DTS, Databus, and others to help you choose the right solution.
This article introduces the five most popular Kubernetes CNI network plugins—Flannel, Calico, Weave Net, Cilium, and Canal—detailing their features, typical use‑cases, and installation commands to help you choose the right solution for your cluster.
Learn how to construct near‑real‑time Elasticsearch indexes for petabyte‑scale datasets by comparing MySQL limitations, leveraging inverted indexes, using Hive and wide tables, and employing binlog‑based pipelines with Canal and Otter to achieve second‑level index updates.
This article explains how to deploy and use Alibaba Canal to capture MySQL binlog changes, configure MySQL and Canal, and write Java code that listens to row‑level events for synchronizing data to other systems such as Redis or Elasticsearch.
This tutorial walks you through the fundamentals of MySQL binlog replication, installing and configuring Canal, setting up Elasticsearch, Kibana, and the IK analyzer, and then demonstrates both full and incremental data synchronization from MySQL to Elasticsearch.
This article compares the delayed double‑delete method with an asynchronous binlog‑subscription approach using Canal and RabbitMQ, explaining their workflows, pitfalls, and code implementations for maintaining cache and database consistency under high concurrency.
This guide explains how to use Canal to listen to MySQL binlog changes, forward those events through RabbitMQ, and process them in a SpringBoot application, providing a decoupled solution for recording new and old data on insert, update, and delete operations.
This guide walks through installing MySQL in Docker, configuring master‑slave replication, verifying synchronization, deploying a Canal server, and integrating it with a Spring Boot application to automatically push database changes into Redis.
Learn step‑by‑step how to configure Alibaba’s open‑source Canal to capture MySQL binlog changes, route them through RocketMQ, and index the data into Elasticsearch, covering cluster mode, MySQL and Elasticsearch setup, Canal properties, and consumer implementation details.
This tutorial walks through configuring Canal in cluster mode to capture MySQL row‑based binlog events, publish them to a RocketMQ topic, and consume the ordered messages to update an Elasticsearch index, covering MySQL, RocketMQ, Elasticsearch mappings, and the required Canal properties.
This tutorial demonstrates how to use Alibaba's Canal in cluster mode with Zookeeper to capture MySQL row‑based binlog events, publish them via RocketMQ, and consume them with a custom listener that transforms inserts, updates, and deletes into synchronized documents in an Elasticsearch index.
This step‑by‑step tutorial shows how to configure Alibaba's Canal to capture MySQL binlog changes, route them through RocketMQ, and index the data into Elasticsearch, covering cluster mode, MySQL and Elasticsearch setup, RocketMQ topic creation, Canal properties, and consumer implementation.
The article compares four MySQL‑to‑Elasticsearch synchronization approaches—synchronous dual‑write, asynchronous dual‑write via MQ, timer‑based SQL extraction, and binlog‑based real‑time sync—evaluates their trade‑offs, and recommends practical tools such as Canal, DTS, and Databus for implementation.
This guide walks through building a SpringBoot architecture that updates MySQL first, deletes Redis cache asynchronously via Canal and RabbitMQ, resolves common Canal meta‑data mismatches, and configures manual RabbitMQ acknowledgments to guarantee reliable cache invalidation.
This article compares four common approaches for synchronizing product data from MySQL to Elasticsearch—synchronous dual write, asynchronous dual write via message queues, scheduled batch jobs, and binlog‑based data subscription—detailing their implementation steps, advantages, drawbacks, and practical considerations.
This guide walks through setting up MySQL master‑slave replication in Docker, configuring the instances, testing synchronization, then deploying Canal and integrating it with a Spring Boot 2.7.8 application to capture database changes and push them into Redis.
This guide demonstrates how to decouple data change logging from business logic in a SpringBoot application by leveraging MySQL binlog monitoring with Canal, forwarding change events through RabbitMQ, and persisting both new and old record states using Docker‑compose, configuration files, and Java client code.
This article demonstrates how to achieve cache‑database consistency by updating MySQL first, deleting Redis cache asynchronously via Canal, publishing change events to RabbitMQ, and handling acknowledgments manually in a Spring Boot application, complete with configuration steps and troubleshooting tips.
This article compares four common approaches for synchronizing MySQL data to Elasticsearch—synchronous dual write, asynchronous dual write via message queues, scheduled tasks, and binlog‑based data subscription—detailing their advantages, drawbacks, implementation steps, and tool choices such as Canal, Maxwell, and Python‑MySQL‑Replication.
This article compares two methods for synchronizing MySQL data with Redis cache—using MySQL triggers combined with a UDF function, and parsing MySQL binlog via tools like Canal—detailing their workflows, advantages, limitations, and implementation considerations.
This article introduces Alibaba's open‑source Canal middleware, explains its architecture and high‑availability design, walks through MySQL binlog configuration, Canal setup, and provides a complete Java client example for real‑time data synchronization, cache refresh, and task dispatch scenarios.
This article explains two methods for keeping MySQL data in sync with a Redis cache—using MySQL triggers with a UDF function and parsing MySQL binlog streams—detailing their processes, advantages, limitations, and related open‑source tools like Canal.
This article explains two technical solutions for keeping MySQL data in sync with Redis cache—using a MySQL trigger with a UDF function and parsing MySQL binlog events—while also reviewing the Canal open‑source tool and discussing their trade‑offs and implementation details.
This article walks through a real‑world incident where an update to a MySQL row was not visible to a subsequent read, explains how SkyWalking tracing revealed the exact timing of binlog writing, MQ delivery, and query execution, and offers practical mitigation strategies.
This article explains how to construct near real-time Elasticsearch indexes for petabyte‑scale datasets by comparing MySQL limitations, introducing ES fundamentals, leveraging Hive and wide tables, and employing binlog‑based tools like Canal and Otter for low‑latency data synchronization.
This guide explains how to decouple business logic in a SpringBoot application by using Canal to listen to MySQL binlog changes, forwarding those events through RabbitMQ, and processing them with a Java client to record both new and old data for insert, update, and delete operations.
This article provides a comprehensive, hands‑on tutorial for configuring Alibaba Canal and its client‑adapter to capture MySQL binlog changes and synchronize them into Elasticsearch, covering environment setup, Docker commands, YAML configuration files, index mapping, adapter startup, and common troubleshooting scenarios.
This guide shows how to decouple change‑recording logic in a SpringBoot application by using Alibaba Canal to listen to MySQL binlog events, forwarding them through RabbitMQ, and persisting both new and old row data for insert and update operations.
This article explores four common approaches for synchronizing product data from MySQL to Elasticsearch in e‑commerce systems—synchronous dual write, asynchronous dual write with message queues, scheduled tasks, and binlog‑based data subscription—detailing their advantages, drawbacks, and implementation considerations.
This article examines four common approaches for synchronizing product data from MySQL to Elasticsearch—synchronous dual write, asynchronous dual write with message queues, scheduled batch jobs, and binlog‑based data subscription—detailing their advantages, drawbacks, and implementation considerations.
This tutorial explains how to configure Dockerized MySQL, set up Alibaba Canal as a binlog listener, adjust MySQL and Canal settings, and implement Java clients (including Spring Boot) to achieve real-time data synchronization, while also covering common errors and troubleshooting steps.
This article explains the concept of data heterogeneity, outlines common use cases such as sharding and multi‑dimensional queries, and details practical implementation methods including full cloning, marked sync, binlog‑based replication with Canal, and MQ‑driven approaches, while providing deployment tips and references.
This article compares two approaches for keeping MySQL and Redis in sync—using MySQL triggers combined with a UDF to write directly to Redis, and parsing MySQL binlogs (e.g., with Alibaba's Canal) to propagate changes—detailing their workflows, advantages, limitations, and implementation details.
This article explains why cache penetration can cripple ultra‑large systems, how storing full data in Redis eliminates the risk, and presents two reliable cache‑update strategies—message‑queue‑driven updates and real‑time MySQL Binlog subscription via Canal—complete with configuration steps and Java code examples.
This article recounts a series of real‑world challenges—including Excel‑to‑SQL imports, temporary table handling, Canal service failures, jar conflicts, and deployment mistakes—and explains the step‑by‑step solutions that restored system stability and delivered the required data to operations.
This article explains the design of Baidu's transaction accounting platform, covering business scenarios, the flow of transaction records, system architecture, real‑time data synchronization via Canal, Elasticsearch storage strategies, consistency guarantees, and aggregation techniques for accurate merchant financial reconciliation.
This article explains how to use Alibaba's open‑source Canal middleware to capture MySQL binlog changes and forward them via RabbitMQ for real‑time data synchronization, covering server installation, configuration, testing, and a Java client implementation.
This article explains the difference between system and operation logs, presents common log formats, and provides step‑by‑step implementations—including Canal binlog listening, log‑file recording, LogUtil helpers, and a full AOP‑based @LogRecord solution—while detailing template parsing, context handling, custom functions, and persistence in a Spring Boot environment.
This article explains how to achieve high availability for Canal by designing a Zookeeper‑based distributed lock and watch mechanism, covering primary‑backup role election, failure detection, thundering‑herd mitigation, fair locking, node types, watcher events, and practical Zookeeper applications such as service registration and configuration management.
This article provides a detailed comparison of three popular open‑source change data capture tools—Debezium, Flink CDC, and Canal—covering their underlying principles, architecture, deployment options, performance characteristics, and suitability for real‑time data synchronization in big‑data environments.
This article explains how Canal, Maxwell, Databus, and Alibaba's Data Transmission Service (DTS) enable incremental data subscription and consumption by parsing MySQL binlog streams, describing their architectures, processing steps, and comparative advantages for building reliable change‑data‑capture pipelines.
The article explains why large‑scale e‑commerce systems need sharding and data heterogeneity, compares dual‑write, asynchronous MQ, and Canal‑based binlog solutions, and discusses how to achieve real‑time, ordered data synchronization using MySQL replication, Canal, and message queues.
This article explains Didi's end‑to‑end architecture for ingesting MySQL data into Hive using real‑time Binlog collection, a customized Canal component, message queues, HDFS storage, Dquality monitoring, and strategies for handling data drift and sharding in large‑scale big‑data environments.
This article compares four real‑time change data capture solutions—Canal, Maxwell, Databus, and Alibaba Cloud DTS—detailing their architectures, processing steps, key features, and practical considerations to help you choose the most suitable tool for your data pipeline needs.
DiDi’s real‑time MySQL‑to‑Hive pipeline captures row‑mode binlog with a custom Canal component, converts it to JSON, streams it via Kafka to HDFS, restores it into Hive tables, and uses Dquality for integrity, achieving millisecond latency for over 19,000 daily sync tasks handling roughly 50 TB of data.
This article explains why traditional databases like MySQL struggle with petabyte‑scale queries, introduces Elasticsearch’s architecture and inverted‑index advantages, and details a practical pipeline using Hive, Canal, Otter, and a custom DTS service to achieve near‑real‑time indexing for massive data volumes.
This article explains two methods for keeping MySQL data in sync with a Redis cache—using MySQL triggers combined with a UDF function and parsing MySQL binlog via Alibaba's Canal—detailing their principles, implementation steps, advantages, limitations, and practical deployment considerations.
This article explains how Canal, Maxwell, Databus, and Alibaba Cloud DTS capture and stream MySQL binlog changes in real time, detailing their architectures, processing steps, and key features such as filtering, routing, and high‑availability delivery.
This article examines JD Daojia's order fulfillment system, detailing the challenges of high‑volume prompt‑sound queries, the division of responsibilities among Redis, MySQL, and Elasticsearch, the adoption of Canal for asynchronous data replication, deployment practices with Kafka and Zookeeper, and the key operational lessons learned.
This article explains how to achieve high availability for Canal servers by using Zookeeper to implement a distributed lock, watch mechanism, and fair scheduling, while also addressing thundering‑herd problems and illustrating common Zookeeper applications such as service registry and configuration center.
This article provides a step‑by‑step guide to build a data pipeline that captures MySQL binlog, streams it through Canal into Kafka, processes it with Flink, and finally writes the results into TiDB, covering environment setup, component deployment, configuration, and verification.
This talk explains JD.com’s order‑fulfillment workflow, the underlying storage stack of Redis, MySQL and Elasticsearch, the challenges of high‑traffic alert‑sound queries, the adoption of Canal for data heterogeneity, and a 4R‑based complexity‑oriented design methodology for building resilient backend systems.
This article explains how Canal simulates a MySQL slave to capture binary logs, outlines the parsing workflow, compares Maxwell’s JSON output approach, introduces LinkedIn’s low‑latency Databus, and reviews Alibaba Cloud’s Data Transmission Service (DTS) as a managed change‑data‑capture solution for MySQL.
This article introduces four change‑data‑capture solutions—Canal, Maxwell, Databus, and Alibaba Data Transmission Service (DTS)—explaining their principles, processing steps, features, and practical advantages for real‑time data synchronization and migration in big‑data environments.
This article explains how to construct near real‑time Elasticsearch indexes for petabyte‑level datasets by comparing MySQL limitations, describing Elasticsearch fundamentals, and detailing a pipeline that uses Hive, wide tables, MySQL binlog, Canal, and Otter to achieve second‑level index updates.
This article explains how to use Alibaba's Canal to capture MySQL binlog changes, forward them to Kafka, and process the incremental data in real time with Spark Streaming, including installation, configuration, client development, Spark code, testing, and troubleshooting dependency conflicts.
The article explains two technical methods for keeping MySQL and Redis in sync—using MySQL triggers with a custom UDF to write directly to Redis, and parsing MySQL binlog streams (or using Alibaba's Canal) to propagate changes, while discussing their suitable scenarios, challenges, and implementation details.
This article explains two practical methods for keeping MySQL and Redis cache in sync—using MySQL triggers with UDF functions or parsing binlog events—and introduces the open‑source Canal project for incremental log parsing, while also discussing the pitfalls of reverse synchronization.
This article explains two technical methods for keeping MySQL data in sync with a Redis cache—using MySQL triggers combined with a UDF function and parsing MySQL binary logs (with Canal)—detailing their workflows, advantages, limitations, and implementation considerations.
The article explains how to improve query performance by flattening multi‑table MySQL data and synchronizing it to Elasticsearch—using DataX for one‑time bulk loading and Canal (with Canal‑Adapter) for real‑time binlog‑driven incremental updates—while detailing configuration steps, job examples, and common pitfalls.
A Kubernetes cluster experienced a 45‑second delay on one master when running kubectl get nodes due to missing flannel MAC entries, and the issue was resolved by restarting the canal CNI component to refresh ARP/FDB information.
This article explains how Vivo uses Alibaba's open‑source Canal to capture MySQL binlog changes, achieve non‑stop sharding and cross‑region data migrations, ensure high availability with Zookeeper, and share practical lessons on serialization, consistency, and monitoring in large‑scale backend systems.
The article compares five data synchronization approaches—periodic Logstash pulls, synchronous dual writes, asynchronous dual writes with MQ, Canal-based binlog streaming, and a Canal‑MQ hybrid—detailing their architectures, advantages, drawbacks, and suitable scenarios for integrating databases with Elasticsearch.
This article explains how to replace daily offline MySQL‑to‑Hive sync with a CDC pipeline using Alibaba’s Canal to capture binlog events, Kafka for transport, and LinkedIn’s Camus (via a custom writer) to load data into Hive, detailing configuration and deployment steps.
This article details how a high‑traffic e‑commerce platform migrated from a single MySQL instance to a sharded architecture using Sharding‑JDBC, added Elasticsearch‑HBase for multi‑dimensional queries, and implemented zero‑downtime data migration and scaling strategies.
This guide provides a step‑by‑step tutorial on downloading, installing, configuring, and starting Alibaba Canal and its adapter to achieve real‑time incremental data synchronization from MySQL binlog to destinations such as Kafka, including code snippets and configuration details.
This guide explains what Canal is, its key features and limitations, the underlying binlog replication principle, and provides detailed, step‑by‑step instructions for downloading, configuring, and launching both Canal Server and Canal Adapter to achieve high‑performance real‑time data synchronization.
This article introduces four change‑data‑capture solutions—Canal, Maxwell, Databus, and Alibaba Cloud DTS—explaining their principles, processing steps, key features, and advantages for real‑time data replication and synchronization across diverse database systems in modern data engineering environments.
This article explains the MySQL binary log (binlog), its structure and contents, the three main uses—point‑in‑time recovery, master‑slave replication, and audit logging—followed by a detailed walkthrough of the replication process, an overview of Alibaba's Canal mechanism, and extensive code examples illustrating binlog parsing and event handling.
