sql 讲座40_Udemy

Posted 2021-05-13

create database dgadiraju_retail_db_orc;
use dgadiraju_retail_db_orc;

create table orders (
order_id int,
order_date string,
order_customer_id int,
order_status string
) stored as orc;

insert into table orders select * from dgadiraju_retail_db_txt.orders;

create table order_items (
order_item_id int,
order_item_order_id int,
order_item_product_id int,
order_item_quantity int,
order_item_subtotal float,
order_item_product_price float
) stored as orc;

insert into table order_items select * from dgadiraju_retail_db_txt.order_items;