New: hdfsAll contenthive-129948hive-196917krhive-166405hive-180932zzanphotographyhive-150122steemhive-183959hive-185836hive-144064hive-183397hive-188619hive-101145hive-145157uncommonlabhive-103599hive-184714hive-139150hive-109690hive-193637hive-179660hive-150943hive-180301TrendingNewHotLikerssoname (14)in fgh • 5 years agofkjf jkf jkf kh khminnesot (25)in dfsdf • 5 years agofhjk das dfsdf soi u hdfsamirdhagopal (25)in big-data • 5 years agoImport 1 billion records from Oracle to HDFS in a record timeThe problem: A large scale manufacturing organization aggregates data from different sources, maintains it in a single Oracle table, and the number of records is in the order of a little over a…ywzqwwt (25)in hdfs • 7 years agohdfs数据迁移确保被迁移的服务器(HDFS)新创建的文件夹权限是777。2.确保被迁移的服务器namenode、datanode、yarn的进程都在，迁移过程中跑map。3.同一版本迁移：bin/hadoop distcp hdfs:192.168.100.110:8020/carInfo hdfs://192.168.100.122:8020/carInfo…