hive一直卡住不動，jps時ResourceManager 沒啓動

在使用hive時，遇到只要查詢涉及到跑MR的時候，就會卡住不動；html 例如java hive> select id from db_hive.student; Total jobs = 1 Launching Job 1 out of 1 Number of reduce tasks is set to 0 since there's no reduce operator 就會卡住不動。這裏通

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