设置hive 参数

set hive.execution.engine=mr;
set mapreduce.map.memory.mb=4096;
set mapreduce.reduce.memory.mb=8192;
set hive.support.concurrency=false;
set hive.exec.dynamic.partition=true;
set hive.exec.dynamic.partition.mode=nonstrict;
set hive.exec.max.dynamic.partitions.pernode=20000;
set hive.exec.max.dynamic.partitions=20000;

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来源： https://blog.csdn.net/weixin_44124306/article/details/123186646