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                            # 1. Maxwell概述
Maxwell 是由美國Zendesk公司開源，用Java編寫的MySQL變更數據抓取軟件。它會實時監控Mysql數據庫的數據變更操作（包括insert、update、delete），并將變更數據以 JSON 格式發送給 Kafka、Kinesi等流數據處理平臺。官網地址：http://maxwells-daemon.io/

# 2. Maxwell輸出數據格式
![](https://img.kancloud.cn/93/03/93034576fd6f6c5b1f4d0b6bb227cc6b_1220x697.png)
**注：Maxwell輸出的json字段說明：**
![](https://img.kancloud.cn/90/53/9053b447c119d2d21461857b2f8068a8_1225x481.png)

# 3. Maxwell原理
 很簡單，就是將自己偽裝成slave，并遵循MySQL主從復制的協議，從maste

                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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