--查看某辆车的所有列
get 'DH_VHCL:VHCL_BasicInfo','LSGNB83L3HAxxxxxx'
--查看某辆车cf
get 'DH_VHCL:VHCL_BasicInfo','LSGNB83L3HAxxxxxx' 'cf1'
--查看某列中的唯一值
scan 'DH_VHCL:VHCL_BasicInfo', {COLUMNS => 'cf1:md_prdt_id'}
--删除某列
delete 'DH_VHCL:VHCL_BasicInfo', 'LSGNB83L3HAxxxxxx', 'cf1:md_prdt_id'