分佈式系統架構中的中間件

分佈式系統： A distributed system is one in which components located at network computers communicate and coordinate their actions only by passing messages. 數據庫 因爲單機處理能力存在瓶頸，而升級單機處理能力的性價比愈來愈低，出於穩定性和可用性的考慮，就

>>阅读原文<<