impala、hive之parquet表性能测试_hive impala orc parquet 性能 亿级数据-CSDN博客

网站介绍:文章浏览阅读284次。impala、hive之SQL性能测试前提条件说明:impala已打通hive元数据,测试表格式为parquet建表性能测试一、impala建表SQLcreate table temp.ad_impala stored as parquet as select ymd,username,udid,result,requesttime,positions,logid,productname,systemname from ods.bdl_bigdata_online_ad where ymd&g_hive impala orc parquet 性能 亿级数据