3个文件：
tablesDDL.sh
tablesName.txttablesName.txtdim_pub_bigarea_df
dim_pub_bigarea_df_temp
dim_pub_bus_pline_df
dim_pub_business_industry_groups_classification_df
dim_pub_business_industry_groups_classification_df_temptablesDDL.sh#!/bin/bash
cat /root/hivedata/tablesName.txt | while read tableName
do
hive -e "use ddi; show create table $tableName" >> /root/hivedata/tablesDDL.sql
done然后，
chmod 777 tablesDDL.txt
bash tablesDDL.txt生成整库ddi的建表语句文档
tablesDDL.sql
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