10 2018 档案
摘要：step1:add jar /home/chenweidong/lib/hive-contrib-2.1.1-cdh6.0.0.jar;add jar /home/chenweidong/lib/mysql-connector-java.jar; step2:CREATE TEMPORARY FUN
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摘要：非分区表复制 复制一张非分区表，使用CREATE TABLE IF NOT EXISTS AS SELECT * FROM tb_name;只复制表结构，CREATE TABLE IF NOT EXISTS AS SELECT *** FROM tb_name WHERE 1=2; PS：分区表如果
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