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hive 動態載入資料到指定分割槽,以及其他hive使用的技巧

Loading data to table obd_message.device_status_log partition (date=null)
         Time taken for load dynamic partitions : 4073
        Loading partition {date=20161020}
        Loading partition {date=20161017}
        Loading partition {date=20161024}
        Loading partition {date=20161021}
        Loading partition {date=20161023}
        Loading partition {date=20161026}
        Loading partition {date=20161015}
        Loading partition {date=20161018}
        Loading partition {date=20161016}
        Loading partition {date=20161019}
        Loading partition {date=20161025}
        Loading partition {date=20161022}
         Time taken for adding to write entity : 6
Partition obd_message.device_status_log{date=20161015} stats: [numFiles=1, numRows=188, totalSize=79565, rawDataSize=79377]
Partition obd_message.device_status_log{date=20161016} stats: [numFiles=1, numRows=648, totalSize=299298, rawDataSize=298650]
Partition obd_message.device_status_log{date=20161017} stats: [numFiles=1, numRows=912, totalSize=414597, rawDataSize=413685]
Partition obd_message.device_status_log{date=20161018} stats: [numFiles=1, numRows=895, totalSize=410935, rawDataSize=410040]
Partition obd_message.device_status_log{date=20161019} stats: [numFiles=1, numRows=1412, totalSize=613903, rawDataSize=612491]
Partition obd_message.device_status_log{date=20161020} stats: [numFiles=1, numRows=475, totalSize=204375, rawDataSize=203900]
Partition obd_message.device_status_log{date=20161021} stats: [numFiles=1, numRows=346, totalSize=142079, rawDataSize=141733]
Partition obd_message.device_status_log{date=20161022} stats: [numFiles=1, numRows=561, totalSize=220711, rawDataSize=220150]
Partition obd_message.device_status_log{date=20161023} stats: [numFiles=1, numRows=856, totalSize=352452, rawDataSize=351596]
Partition obd_message.device_status_log{date=20161024} stats: [numFiles=1, numRows=1997, totalSize=783701, rawDataSize=781704]
Partition obd_message.device_status_log{date=20161025} stats: [numFiles=1, numRows=1384, totalSize=556970, rawDataSize=555586]
Partition obd_message.device_status_log{date=20161026} stats: [numFiles=1, numRows=326, totalSize=133275, rawDataSize=132949]