[{"itemType":"unit","number":"1","published_number":0,"title":"\u7b2c\u4e00\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"117469","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"1","published_number":"1","title":"\u4e0a\u9636\u6bb5\u8003\u6838\u901a\u8fc7\u5361\u70b9","result":"","resultStatus":"","lock":false,"status":"published","taskId":"102026","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"2","published_number":"2","title":"00--Apache Hadoop--\u4ecb\u7ecd.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102027","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"08:41","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"3","published_number":"3","title":"01--Apache Hadoop--\u53d1\u5c55\u7b80\u53f2.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102028","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"07:59","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"4","published_number":"4","title":"02--Apache Hadoop--\u7279\u6027\u4f18\u70b9\u5e94\u7528.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102029","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"31:11","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"5","published_number":"5","title":"03--Hadoop HDFS--\u5982\u4f55\u6a21\u62df\u5b9e\u73b0\u5206\u5e03\u6587\u4ef6\u7cfb\u7edf.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102030","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"31:11","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"6","published_number":"6","title":"04--Hadoop HDFS--\u5982\u4f55\u6a21\u62df\u5b9e\u73b0\u5206\u5e03\u6587\u4ef6\u7cfb\u7edf\u5c0f\u7ed3.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102031","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"08:59","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"7","published_number":"7","title":"05--Hadoop HDFS--\u8bbe\u8ba1\u6a21\u677f.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102032","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"06:15","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"8","published_number":"8","title":"06--Hadoop HDFS--\u91cd\u8981\u7279\u6027.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102033","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"14:13","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"9","published_number":"9","title":"07--Hadoop HDFS--shell\u5ba2\u6237\u7aef\u64cd\u4f5c.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102034","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"35:05","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"10","published_number":"10","title":"08--HDFS \u5de5\u4f5c\u673a\u5236--\u4e0a\u4f20\u6587\u4ef6\u5199\u6570\u636e\u6d41\u7a0b1.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102035","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"31:03","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"11","published_number":"11","title":"09--HDFS \u5de5\u4f5c\u673a\u5236--\u4e0a\u4f20\u6587\u4ef6\u5199\u6570\u636e\u6d41\u7a0b2.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102036","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"21:03","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"12","published_number":"12","title":"HDFS\u7684\u4e0a\u4f20\u6587\u4ef6\u603b\u7ed3.mp4","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102037","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"05:23","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"13","published_number":"13","title":"11--HDFS \u5de5\u4f5c\u673a\u5236--\u4e0b\u8f7d\u6587\u4ef6\u8bfb\u6570\u636e\u6d41\u7a0b1.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102038","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"05:44","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"14","published_number":"14","title":"12--HDFS \u5de5\u4f5c\u673a\u5236--\u4e0b\u8f7d\u6587\u4ef6\u8bfb\u6570\u636e\u6d41\u7a0b2.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102039","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"15:02","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"15","published_number":"15","title":"13--HDFS \u5de5\u4f5c\u673a\u5236--nn dn\u6838\u5fc3\u6982\u8ff0.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102040","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"08:40","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"16","published_number":"16","title":"14--HDFS \u6848\u4f8b--\u4e86\u89e3shell\u91c7\u96c6\u6570\u636e\u5230hdfs.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102041","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"40:41","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"17","published_number":"17","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":false,"status":"published","taskId":"102042","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"2","published_number":0,"title":"\u7b2c\u4e8c\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"117485","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"18","published_number":"18","title":"15--MapReduce--\u6df1\u523b\u7406\u89e3MapReduce\u601d\u60f3--\u5148\u5206\u518d\u5408.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102043","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"11:44","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"19","published_number":"19","title":"16--Hadoop MapReduce--\u5982\u4f55\u6a21\u62df\u5b9e\u73b0mapreduce\u8ba1\u7b97.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102044","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"14:03","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"20","published_number":"20","title":"17--Hadoop MapReduce--\u8bbe\u8ba1\u6784\u601d.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102045","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"11:28","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"21","published_number":"21","title":"18--Hadoop MapReduce--\u518d\u6b21\u7406\u89e3MR\u7684\u8f93\u5165\u548c\u8f93\u51fa.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102046","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"10:09","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"22","published_number":"22","title":"19--Hadoop MapReduce--\u8fd0\u884c\u6d41\u7a0b--mapper\u9636\u6bb5\u89e3\u6790.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102047","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"30:50","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"23","published_number":"23","title":"20--Hadoop MapReduce--\u8fd0\u884c\u6d41\u7a0b--Reducer\u9636\u6bb5\u89e3\u6790.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102048","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"15:53","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"24","published_number":"24","title":"21--MapReduce\u5e76\u884c\u5ea6\u673a\u5236--Maptask\u5e76\u884c\u5ea6--\u903b\u8f91\u5207\u7247.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102049","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"38:28","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"25","published_number":"25","title":"22--MapReduce\u5e76\u884c\u5ea6\u673a\u5236--reducetask--\u5e76\u884c\u5ea6\u7ecf\u9a8c\u4e4b\u8c08.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102050","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"18:07","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"26","published_number":"26","title":"23--MapReduce\u5de5\u4f5c\u673a\u5236\u68b3\u7406--mr\u6267\u884c\u6d41\u7a0b\u8be6\u89e3.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102051","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"23:43","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"27","published_number":"27","title":"24--MapReduce\u5de5\u4f5c\u673a\u5236\u68b3\u7406--\u91cd\u70b9\u7406\u89e3Shuffle\u673a\u5236.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102052","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"15:04","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"28","published_number":"28","title":"25--MapReduce\u4f18\u5316\u53c2\u6570.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102053","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"17:23","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"29","published_number":"29","title":"26--MapReduce\u5176\u4ed6\u529f\u80fd--\u8ba1\u6570\u5668--JC.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102054","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"09:35","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"30","published_number":"30","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102055","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"3","published_number":0,"title":"\u7b2c\u4e09\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"117498","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"31","published_number":"31","title":"27--\u6570\u636e\u4ed3\u5e93--\u4e3a\u4ec0\u4e48\u4f1a\u51fa\u73b0\u6570\u636e\u4ed3\u5e93--\u4e3a\u4e86\u5206\u6790.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102056","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"12:16","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"32","published_number":"32","title":"28--\u6570\u636e\u4ed3\u5e93--4\u5927\u4e3b\u8981\u7279\u5f81.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102057","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"14:55","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"33","published_number":"33","title":"29--\u6570\u636e\u4ed3\u5e93--\u548c\u6570\u636e\u5e93\u7684\u4e3b\u8981\u533a\u522b.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102058","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"09:16","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"34","published_number":"34","title":"30--\u6570\u636e\u4ed3\u5e93--\u6570\u636e\u4ed3\u5e93\u7684\u5206\u5c42\u67b6\u6784--\u91cd\u4e2d\u4e4b\u91cd.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102059","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"19:24","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"35","published_number":"35","title":"31--\u6570\u636e\u4ed3\u5e93--\u6570\u636e\u4ed3\u5e93\u5143\u6570\u636e\u7ba1\u7406.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102060","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"12:18","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"36","published_number":"36","title":"32--Apache Hive--\u6a21\u62df\u5b9e\u73b0\u601d\u8def--\u5199sql\u8f6c\u4e3amr.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102061","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"21:16","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"37","published_number":"37","title":"33--Apache Hive--\u5b89\u88c5\u90e8\u7f72--\u5185\u7f6ederby\u7f3a\u9677--\u63a8\u8350mysql\u7248\u672c.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102062","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"20:37","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"38","published_number":"38","title":"34--Apache Hive--\u5b89\u88c5\u90e8\u7f72--\u542f\u52a8\u65b9\u5f0f--\u4ea4\u4e92\u5f0f--hiveserve2.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102063","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"09:14","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"39","published_number":"39","title":"35--Apache Hive--\u5b89\u88c5\u90e8\u7f72--\u76f4\u89c2\u611f\u53d7hive--\u91cd\u70b9\u4f53\u4f1a\u6620\u5c04.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102064","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"21:08","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"40","published_number":"40","title":"36--Apache Hive--DDL--\u5efa\u8868\u8bed\u53e5--hive\u652f\u6301\u7684\u6570\u636e\u7c7b\u578b.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102065","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"09:16","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"41","published_number":"41","title":"37--Apache Hive--DDL--\u5efa\u8868\u8bed\u53e5--hive\u5206\u9694\u7b26\u7684\u6307\u5b9a.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102066","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"14:11","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"42","published_number":"42","title":"38--Apache Hive--DDL--\u5efa\u8868\u8bed\u53e5--hive\u5206\u9694\u7b26--\u9ed8\u8ba4\u5206\u9694\u7b26.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102067","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"07:56","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"43","published_number":"43","title":"39--Apache Hive--DDL--\u5efa\u8868\u8bed\u53e5--hive\u5206\u533a\u8868.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102068","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"36:48","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"44","published_number":"44","title":"40--Apache Hive--DDL--\u5efa\u8868\u8bed\u53e5--hive\u5206\u533a\u8868\u5c0f\u7ed3--\u591a\u5206\u533a\u8868\u6982\u5ff5.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102069","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"17:05","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"45","published_number":"45","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102070","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"4","published_number":0,"title":"\u7b2c\u56db\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"117513","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"46","published_number":"46","title":"41--Apache Hive--DDL--\u5efa\u8868\u8bed\u53e5--hive\u5206\u6876\u8868.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102071","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"35:46","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"47","published_number":"47","title":"42--Apache Hive--DDL--\u5efa\u8868\u8bed\u53e5--hive\u5206\u6876\u8868\u7684\u610f\u4e49.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102072","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"14:04","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"48","published_number":"48","title":"43--Apache Hive--DDL\u521b\u5efa\u8868--\u5185\u90e8\u8868\u3001\u5916\u90e8\u8868.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102073","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"17:59","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"49","published_number":"49","title":"44--Apache Hive--\u4e86\u89e3DDL\u4fee\u6539\u8868\u8bed\u6cd5.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102074","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"14:45","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"50","published_number":"50","title":"45--Apache Hive--\u67e5\u770b\u8868\u7684\u4fe1\u606f--\u63a2\u7a76\u89e3\u5bc6\u5143\u6570\u636e.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102075","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"21:49","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"51","published_number":"51","title":"46--Apache Hive--DML--load\u52a0\u8f7d\u6570\u636e--\u91cd\u70b9\u7406\u89e3local\u662f\u54ea\u91cc.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102076","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"18:10","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"52","published_number":"52","title":"47--Apache Hive--DML--insert--\u4f7f\u7528\u89c4\u8303.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102077","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"10:24","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"53","published_number":"53","title":"48--Apache Hive--DML--insert--\u591a\u91cd\u63d2\u5165.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102078","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"08:14","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"54","published_number":"54","title":"49--Apache Hive--DML--insert--\u52a8\u6001\u5206\u533a\u63d2\u5165.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102079","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"20:28","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"55","published_number":"55","title":"50--Apache Hive--DML--select.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102080","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"34:25","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"56","published_number":"56","title":"51--Apache Hive--hive\u667a\u80fd\u5207\u6362\u672c\u5730\u6a21\u5f0f.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102081","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"07:13","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"57","published_number":"57","title":"52--Apache Hive--join\u8bed\u6cd5.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102082","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"12:57","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"58","published_number":"58","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102083","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"unit","number":"5","published_number":0,"title":"\u7b2c\u4e94\u5929\u7684\u5b66\u4e60\u5185\u5bb9\u300c\u5efa\u8bae\u6309\u8ba1\u5212\u5b8c\u6210\u6bcf\u5929\u4efb\u52a1\u300d\u4ee5\u4fdd\u8bc1\u6700\u7ec8\u76ee\u6807\u6309\u8ba1\u5212\u8fbe\u6210\uff01\uff01\uff01","result":"","resultStatus":"","lock":"","status":"published","taskId":"117526","isOptional":"0","type":"unit","isTaskFree":"","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":"","isSingleTaskLesson":false},{"itemType":"task","number":"59","published_number":"59","title":"53--Apache YARN--\u6982\u8ff0--\u7ec4\u4ef6\u4ecb\u7ecd.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102084","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"19:30","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"60","published_number":"60","title":"54--Apache YARN--MR\u63d0\u4ea4\u7a0b\u5e8f\u548cyarn\u4ea4\u4e92\u8fc7\u7a0b.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102085","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"19:48","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"61","published_number":"61","title":"55--Apache YARN--\u8c03\u5ea6\u5668--\u9ed8\u8ba4Capacity\u8c03\u5ea6\u914d\u7f6e.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102086","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"15:57","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"62","published_number":"62","title":"56--HDFS\u5143\u6570\u636e\u7ba1\u7406\u673a\u5236--\u6982\u8ff0--\u5143\u6570\u636e\u76ee\u5f55.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102087","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"23:49","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"63","published_number":"63","title":"57--HDFS\u5143\u6570\u636e\u7ba1\u7406\u673a\u5236--SNN--checkpoint.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102088","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"17:24","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"64","published_number":"64","title":"58--HDFS\u5b89\u5168\u6a21\u5f0f--\u6982\u8ff0--\u73b0\u8c61--\u89c4\u5219.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102089","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"22:04","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"65","published_number":"65","title":"59--HDFS archives--\u6863\u6848\u5de5\u5177\u7684\u4f7f\u7528.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102090","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"20:07","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"66","published_number":"66","title":"60--hadoop ha--\u91cd\u70b9\u7406\u89e3HA\u7279\u70b9.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102091","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"12:35","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"67","published_number":"67","title":"61--hadoop ha--\u8865\u5145client\u4e8b\u52a1\u6027\u64cd\u4f5c\u6d41\u7a0b.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102092","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:55","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"68","published_number":"68","title":"62--hadoop ha--QJM--\u5982\u4f55\u907f\u514d\u8111\u88c2\u95ee\u9898.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102093","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"14:48","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"69","published_number":"69","title":"63--hadoop ha--QJM--\u5982\u4f55\u6570\u636e\u72b6\u6001\u540c\u6b65-JN.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102094","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"10:29","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"70","published_number":"70","title":"64--hadoop ha--Yarn ha.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102095","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"03:12","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"71","published_number":"71","title":"65--hadoop ha--\u96c6\u7fa4\u914d\u7f6e\u6587\u4ef6\u8be6\u89e3.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102096","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"18:22","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"72","published_number":"72","title":"66--hadoop ha--\u96c6\u7fa4\u542f\u52a8.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102097","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"07:14","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"73","published_number":"73","title":"67--hadoop ha--\u96c6\u7fa4\u64cd\u4f5c\u4ee5\u53ca\u73b0\u8c61\u6f14\u793a.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102098","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"12:26","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"74","published_number":"74","title":"68--hadoop--\u4e86\u89e3\u8054\u90a6\u673a\u5236.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102099","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"12:35","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"75","published_number":"75","title":"69--hadoop--\u4e86\u89e3CDH.avi","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102100","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"09:59","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true},{"itemType":"task","number":"76","published_number":"76","title":"\u6bcf\u65e5\u4f5c\u4e1a","result":"","resultStatus":"","lock":true,"status":"published","taskId":"102101","isOptional":"0","type":"testpaper","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"","activityEndTime":"","fileStorage":"","isTaskTryLookable":0,"isSingleTaskLesson":true}]