hive 常用命令

/////////////////建表////////////////////////////
create external table ods.dict_mobile_area(
telphone_header string ,
province        string,
city    string,
province_code   string,
city_code       string
)
comment '手机区域表字典表'
row format delimited fields terminated by '\t'
lines terminated by '\n'
stored as textfile
location '/user/xdr/mobileArea';


////////////////////数据插入////////////////////////////
Insert overwrite table app.draw_user_terminal_detail partition (month_par='201307')
Select
t1.mobile,
t1.IMEI,
t2.terminal_name,
t3.province_code,
t3.city_code,
t3.province,
t3.city,
t1.update_time
from ods.unicom_terminal_log t1
left OUTER  join ods.dict_tac_band t2 on substring(t1.IMEI,0,8) = t2.tac
left OUTER  join ods.dict_mobile_area  t3 on substring(t1.telphone,0,7) = t3.telphone_header

/////替换原有列////////////////////////////
ALTER TABLE dict_mobile_area REPLACE COLUMNS
(
mobile_header string ,
province        string,
city    string,
province_code   string,
city_code       string
)
// 创建表
create  table app.draw_user_lac_ci_hour
as select * from pdw.draw_user_lac_ci_log

//修改表名称
ALTER TABLE  draw_user_lac_ci_log RENAME TO draw_user_lac_ci_hour
//删除表
删除表：
drop table if exists app.hbase_draw_user_internet_use_month;

//hive hbase 整合
CREATE EXTERNAL  TABLE app.hbase_draw_user_internet_use_month (
key string,
imei string ,
terminal_name string,
factory_name string,
terminal_type string,
is_smart string,
province_code   string,
city_code       string,
province        string,
city    string,
month string
)
STORED BY 'org.apache.hadoop.hive.hbase.HBaseStorageHandler'
WITH SERDEPROPERTIES (
"hbase.columns.mapping" =
":key,colfam:imei,
colfam:terminal_name,
colfam:factory_name,
colfam:terminal_type,
colfam:is_smart,
colfam:province_code,
colfam:city_code,
colfam:province,
colfam:city,
colfam:month")
TBLPROPERTIES ("hbase.table.name" = "cdr_draw_user_internet_use_month");






create external table app.hbase_draw_user_internet_use_month(key string,colfam map<string,string>)
STORED BY 'org.apache.hadoop.hive.hbase.HBaseStorageHandler'
WITH SERDEPROPERTIES ("hbase.columns.mapping" =":key,colfam:")  TBLPROPERTIES  ("hbase.table.name" = "cdr_draw_user_internet_use_month");



create  table app.hbase_cdr_draw_user_marketing_people_test(key string,colfam map<string,string>)
STORED BY 'org.apache.hadoop.hive.hbase.HBaseStorageHandler'
WITH SERDEPROPERTIES ("hbase.columns.mapping" =":key,colfam:")  TBLPROPERTIES  ("hbase.table.name" = "cdr_draw_user_marketing_people_test");






 insert overwrite table app.hbase_cdr_draw_user_marketing_people_test
 SELECT key,colfam FROM app.hbase_draw_user_internet_use_month t where t.colfam['month']='201307' and t.colfam['province_code']='036' and t.colfam['city_code']='0360'  and t.colfam['terminal_name']='iPhone 4' and t.colfam['label_set'] like '%手机邮件%微信达人%'