MySQL MaxCompute与AnalyticDB实现数据处理与转换过程详解_Mysql

select wm_concat('|',sku_id)
from t_business_order_odps
where
create_time >= '2022-09-30 00:00:00';

select group_concat(COLUMN_NAME)
from information_schema.COLUMNS
where
TABLE_NAME = 't_business_order';

select coalesce(freight_amount,0)
from t_business_order_odps
where
create_time >= '2022-09-30 00:00:00';

select decode(order_amount,freight_amount,0)
from t_business_order_odps
where
create_time >= '2022-09-30 00:00:00';

select ifnull(freight_amount,0)
from t_business_order
where
create_time >= '2022-09-30 00:00:00';

select coalesce(freight_amount,0),getdate() as etl_time
from t_business_order_odps
where
create_time >= '2022-09-30 00:00:00';

select ifnull(freight_amount,0),now() as etl_time
from t_business_order
where
create_time >= '2022-09-30 00:00:00';

CREATE TABLE t_business_order_odps (
	prov_name string COMMENT '省名称',
	city_name string COMMENT '地市名',
	cty_name string COMMENT '区县名称',
	order_no string COMMENT '订单号',
	order_amount bigint COMMENT '运费',
	freight bigint COMMENT '运费',
	insert_month bigint COMMENT '插入月份',
	created_time datetime COMMENT '创建时间'
)
COMMENT '业务订单主表;

CREATE TABLE t_business_orde (
	prov_name varchar COMMENT '省名称',
	city_name varchar COMMENT '地市名',
	cty_name varchar COMMENT '区县名称',
	order_no varchar COMMENT '订单号',
	order_amount bigint COMMENT '运费',
	freight bigint COMMENT '运费',
	insert_month bigint COMMENT '插入月份',
	created_time timestamp COMMENT '创建时间'
)
PARTITION BY HASH KEY (order_no) PARTITION NUM 128
TABLEGROUP ads_sc_rpt
OPTIONS (UPDATETYPE='batch')
COMMENT '业务订单主表';