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                ??碼云GVP開源項目 12k star Uniapp+ElementUI 功能強大 支持多語言、二開方便! 廣告
                * DStream離散數據流(Discretized Stream)是Spark Streaming提供的高級別抽象數據流。它表示連續的數據流,可以是從源接收到的輸入數據流,也可以是通過轉換輸入流生成的經過處理的數據流。 * DStream代表了一系列連續的RDDs * 每個RDD都包含一個時間間隔內的數據 * DStream既是輸入的數據流,也是轉換處理過的數據流 * 對DStream的轉換操作即是對具體RDD操作 :-: ![](https://img.kancloud.cn/c7/4a/c74a742f3d09363cf664e298f92f3899_831x128.png) DStream與RDD的關系 <br/> 一個WordCount案例的DStream轉換過程如下: :-: ![](https://img.kancloud.cn/84/2e/842e87113f6945ce63c2e5472ec70d2c_722x500.png) DStream轉換
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