Changes between Version 6 and Version 7 of NCHCCloudCourse100928_4_EXM2

Timestamp:

Jul 21, 2011, 11:57:14 AM (13 years ago)

Author:

waue

Comment:

--

NCHCCloudCourse100928_4_EXM2

@@ -12 +12 @@
 
  = 說明 = 
+
+ * 練習： 請完成 hadoop io 的 CheckAndDelete.checkAndDelete 程式碼的練習後，完成以下的程式碼，使其有以下功能
 
 {{{
@@ -115 +117 @@
                 job.setJarByClass(HelloHadoopV2.class);
                 // 設定 map and reduce 以及 Combiner class
-                job.setMapperClass(HelloMapperV2.class);
-                job.setCombinerClass(HelloReducerV2.class);
-                job.setReducerClass(HelloReducerV2.class);
+                job.setMapperClass();
+                job.setCombinerClass();
+                job.setReducerClass();
 
                 // 設定map的輸出型態