标签：div test exist class exists code alter city bsp
命令如下：
增加分区
alter table my_partition_test_table if not exists add partition (p_hour=‘2017113003‘, p_city=‘573‘, p_loctype=‘MHA‘);
删除分区
ALTER TABLE my_partition_test_table DROP IF EXISTS PARTITION (p_loctype=‘MHA‘);
标签：div test exist class exists code alter city bsp
原文地址：https://www.cnblogs.com/drjava/p/10712376.html
