操作步骤

1. 使用gsql连接DWS成功后，执行以下SQL创建目标表（共24张表）。

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   CREATE TABLE customer_address ( ca_address_sk bigint not null , ca_address_id char(16) not null, ca_street_number char(10) , ca_street_name varchar(60) , ca_street_type char(15) , ca_suite_number char(10) , ca_city varchar(60) , ca_county varchar(30) , ca_state char(2) , ca_zip char(10) , ca_country varchar(20) , ca_gmt_offset decimal(5,2) , ca_location_type char(20) ) with (orientation = column) distribute by hash (ca_address_sk); CREATE TABLE customer_demographics ( cd_demo_sk bigint not null , cd_gender char(1) , cd_marital_status char(1) , cd_education_status char(20) , cd_purchase_estimate bigint , cd_credit_rating char(10) , cd_dep_count bigint , cd_dep_employed_count bigint , cd_dep_college_count bigint ) with (orientation = column) distribute by hash (cd_demo_sk); CREATE TABLE date_dim ( d_date_sk bigint not null, d_date_id char(16) not null, d_date date , d_month_seq bigint , d_week_seq bigint , d_quarter_seq bigint , d_year bigint , d_dow bigint , d_moy bigint , d_dom bigint , d_qoy bigint , d_fy_year bigint , d_fy_quarter_seq bigint , d_fy_week_seq bigint , d_day_name char(9) , d_quarter_name char(6) , d_holiday char(1) , d_weekend char(1) , d_following_holiday char(1) , d_first_dom bigint , d_last_dom bigint , d_same_day_ly bigint , d_same_day_lq bigint , d_current_day char(1) , d_current_week char(1) , d_current_month char(1) , d_current_quarter char(1) , d_current_year char(1) ) with (orientation = column) DISTRIBUTE by hash(d_date_sk) PARTITION BY Range(d_year) ( partition p1 values less than(1950), partition p2 values less than(2000), partition p3 values less than(2050), partition p4 values less than(2100), partition p5 values less than(3000), partition p6 values less than(maxvalue) ); CREATE TABLE warehouse ( w_warehouse_sk bigint not null, w_warehouse_id char(16) not null, w_warehouse_name varchar(20) , w_warehouse_sq_ft bigint , w_street_number char(10) , w_street_name varchar(60) , w_street_type char(15) , w_suite_number char(10) , w_city varchar(60) , w_county varchar(30) , w_state char(2) , w_zip char(10) , w_country varchar(20) , w_gmt_offset decimal(5,2) ) with (orientation = column) distribute by replication; CREATE TABLE ship_mode ( sm_ship_mode_sk bigint not null, sm_ship_mode_id char(16) not null, sm_type char(30) , sm_code char(10) , sm_carrier char(20) , sm_contract char(20) ) with (orientation = column) distribute by replication; CREATE TABLE time_dim ( t_time_sk bigint not null, t_time_id char(16) not null, t_time bigint , t_hour bigint , t_minute bigint , t_second bigint , t_am_pm char(2) , t_shift char(20) , t_sub_shift char(20) , t_meal_time char(20) ) with (orientation = column) distribute by hash (t_time_sk); CREATE TABLE reason ( r_reason_sk bigint not null, r_reason_id char(16) not null, r_reason_desc char(100) ) with (orientation = column) distribute by replication; CREATE TABLE income_band ( ib_income_band_sk bigint not null, ib_lower_bound bigint , ib_upper_bound bigint ) with (orientation = column) distribute by replication; CREATE TABLE item ( i_item_sk bigint not null, i_item_id char(16) not null, i_rec_start_date date , i_rec_end_date date , i_item_desc varchar(200) , i_current_price decimal(7,2) , i_wholesale_cost decimal(7,2) , i_brand_id bigint , i_brand char(50) , i_class_id bigint , i_class char(50) , i_category_id bigint , i_category char(50) , i_manufact_id bigint , i_manufact char(50) , i_size char(20) , i_formulation char(20) , i_color char(20) , i_units char(10) , i_container char(10) , i_manager_id bigint , i_product_name char(50) ) with (orientation = column) distribute by hash (i_item_sk); CREATE TABLE store ( s_store_sk bigint not null, s_store_id char(16) not null, s_rec_start_date date , s_rec_end_date date , s_closed_date_sk bigint , s_store_name varchar(50) , s_number_employees bigint , s_floor_space bigint , s_hours char(20) , s_manager varchar(40) , s_market_id bigint , s_geography_class varchar(100) , s_market_desc varchar(100) , s_market_manager varchar(40) , s_division_id bigint , s_division_name varchar(50) , s_company_id bigint , s_company_name varchar(50) , s_street_number varchar(10) , s_street_name varchar(60) , s_street_type char(15) , s_suite_number char(10) , s_city varchar(60) , s_county varchar(30) , s_state char(2) , s_zip char(10) , s_country varchar(20) , s_gmt_offset decimal(5,2) , s_tax_precentage decimal(5,2) ) with (orientation = column) distribute by replication; CREATE TABLE call_center ( cc_call_center_sk bigint not null, cc_call_center_id char(16) not null, cc_rec_start_date date , cc_rec_end_date date , cc_closed_date_sk bigint , cc_open_date_sk bigint , cc_name varchar(50) , cc_class varchar(50) , cc_employees bigint , cc_sq_ft bigint , cc_hours char(20) , cc_manager varchar(40) , cc_mkt_id bigint , cc_mkt_class char(50) , cc_mkt_desc varchar(100) , cc_market_manager varchar(40) , cc_division bigint , cc_division_name varchar(50) , cc_company bigint , cc_company_name char(50) , cc_street_number char(10) , cc_street_name varchar(60) , cc_street_type char(15) , cc_suite_number char(10) , cc_city varchar(60) , cc_county varchar(30) , cc_state char(2) , cc_zip char(10) , cc_country varchar(20) , cc_gmt_offset decimal(5,2) , cc_tax_percentage decimal(5,2) ) with (orientation = column) distribute by replication; drop table if exists customer; CREATE TABLE customer ( c_customer_sk bigint not null, c_customer_id char(16) not null, c_current_cdemo_sk bigint , c_current_hdemo_sk bigint , c_current_addr_sk bigint , c_first_shipto_date_sk bigint , c_first_sales_date_sk bigint , c_salutation char(10) , c_first_name char(20) , c_last_name char(30) , c_preferred_cust_flag char(1) , c_birth_day bigint , c_birth_month bigint , c_birth_year bigint , c_birth_country varchar(20) , c_login char(13) , c_email_address char(50) , c_last_review_date_sk char(10) ) with (orientation = column) distribute by hash (c_customer_sk); CREATE TABLE web_site ( web_site_sk bigint not null, web_site_id char(16) not null, web_rec_start_date date , web_rec_end_date date , web_name varchar(50) , web_open_date_sk bigint , web_close_date_sk bigint , web_class varchar(50) , web_manager varchar(40) , web_mkt_id bigint , web_mkt_class varchar(50) , web_mkt_desc varchar(100) , web_market_manager varchar(40) , web_company_id bigint , web_company_name char(50) , web_street_number char(10) , web_street_name varchar(60) , web_street_type char(15) , web_suite_number char(10) , web_city varchar(60) , web_county varchar(30) , web_state char(2) , web_zip char(10) , web_country varchar(20) , web_gmt_offset decimal(5,2) , web_tax_percentage decimal(5,2) ) with (orientation = column) distribute by replication; CREATE TABLE household_demographics ( hd_demo_sk bigint not null, hd_income_band_sk bigint , hd_buy_potential char(15) , hd_dep_count bigint , hd_vehicle_count bigint ) with (orientation = column) distribute by hash (hd_demo_sk); CREATE TABLE web_page ( wp_web_page_sk bigint not null, wp_web_page_id char(16) not null, wp_rec_start_date date , wp_rec_end_date date , wp_creation_date_sk bigint , wp_access_date_sk bigint , wp_autogen_flag char(1) , wp_customer_sk bigint , wp_url varchar(100) , wp_type char(50) , wp_char_count bigint , wp_link_count bigint , wp_image_count bigint , wp_max_ad_count bigint ) with (orientation = column) distribute by replication; CREATE TABLE promotion ( p_promo_sk bigint not null, p_promo_id char(16) not null, p_start_date_sk bigint , p_end_date_sk bigint , p_item_sk bigint , p_cost decimal(15,2) , p_response_target bigint , p_promo_name char(50) , p_channel_dmail char(1) , p_channel_email char(1) , p_channel_catalog char(1) , p_channel_tv char(1) , p_channel_radio char(1) , p_channel_press char(1) , p_channel_event char(1) , p_channel_demo char(1) , p_channel_details varchar(100) , p_purpose char(15) , p_discount_active char(1) ) with (orientation = column) DISTRIBUTE BY HASH(p_promo_sk); CREATE TABLE catalog_page ( cp_catalog_page_sk bigint not null, cp_catalog_page_id char(16) not null, cp_start_date_sk bigint , cp_end_date_sk bigint , cp_department varchar(50) , cp_catalog_number bigint , cp_catalog_page_number bigint , cp_description varchar(100) , cp_type varchar(100) ) with (orientation = column) distribute by hash (cp_catalog_page_sk); CREATE TABLE inventory ( inv_date_sk bigint not null, inv_item_sk bigint not null, inv_warehouse_sk bigint not null, inv_quantity_on_hand integer ) with (orientation = column) distribute by hash (inv_item_sk) partition by range(inv_date_sk) ( partition p1 values less than(2451180), partition p2 values less than(2451545), partition p3 values less than(2451911), partition p4 values less than(2452276), partition p5 values less than(2452641), partition p6 values less than(2453006), partition p7 values less than(maxvalue) ) ; CREATE TABLE catalog_returns ( cr_returned_date_sk bigint , cr_returned_time_sk bigint , cr_item_sk bigint not null, cr_refunded_customer_sk bigint , cr_refunded_cdemo_sk bigint , cr_refunded_hdemo_sk bigint , cr_refunded_addr_sk bigint , cr_returning_customer_sk bigint , cr_returning_cdemo_sk bigint , cr_returning_hdemo_sk bigint , cr_returning_addr_sk bigint , cr_call_center_sk bigint , cr_catalog_page_sk bigint , cr_ship_mode_sk bigint , cr_warehouse_sk bigint , cr_reason_sk bigint , cr_order_number bigint not null, cr_return_quantity bigint , cr_return_amount decimal(7,2) , cr_return_tax decimal(7,2) , cr_return_amt_inc_tax decimal(7,2) , cr_fee decimal(7,2) , cr_return_ship_cost decimal(7,2) , cr_refunded_cash decimal(7,2) , cr_reversed_charge decimal(7,2) , cr_store_credit decimal(7,2) , cr_net_loss decimal(7,2) ) with (orientation = column) distribute by hash (cr_item_sk) partition by range(cr_returned_date_sk) ( partition p1 values less than(2450815), partition p2 values less than(2451180), partition p3 values less than(2451545), partition p4 values less than(2451911), partition p5 values less than(2452276), partition p6 values less than(2452641), partition p7 values less than(2453006), partition p8 values less than(maxvalue) ) ; CREATE TABLE web_returns ( wr_returned_date_sk bigint , wr_returned_time_sk bigint , wr_item_sk bigint not null, wr_refunded_customer_sk bigint , wr_refunded_cdemo_sk bigint , wr_refunded_hdemo_sk bigint , wr_refunded_addr_sk bigint , wr_returning_customer_sk bigint , wr_returning_cdemo_sk bigint , wr_returning_hdemo_sk bigint , wr_returning_addr_sk bigint , wr_web_page_sk bigint , wr_reason_sk bigint , wr_order_number bigint not null, wr_return_quantity bigint , wr_return_amt decimal(7,2) , wr_return_tax decimal(7,2) , wr_return_amt_inc_tax decimal(7,2) , wr_fee decimal(7,2) , wr_return_ship_cost decimal(7,2) , wr_refunded_cash decimal(7,2) , wr_reversed_charge decimal(7,2) , wr_account_credit decimal(7,2) , wr_net_loss decimal(7,2) ) with (orientation = column) distribute by hash (wr_item_sk) partition by range(wr_returned_date_sk) ( partition p1 values less than(2450815), partition p2 values less than(2451180), partition p3 values less than(2451545), partition p4 values less than(2451911), partition p5 values less than(2452276), partition p6 values less than(2452641), partition p7 values less than(2453006), partition p8 values less than(maxvalue) ) ; CREATE TABLE store_returns ( sr_returned_date_sk bigint , sr_return_time_sk bigint , sr_item_sk bigint not null, sr_customer_sk bigint , sr_cdemo_sk bigint , sr_hdemo_sk bigint , sr_addr_sk bigint , sr_store_sk bigint , sr_reason_sk bigint , sr_ticket_number bigint not null, sr_return_quantity bigint , sr_return_amt decimal(7,2) , sr_return_tax decimal(7,2) , sr_return_amt_inc_tax decimal(7,2) , sr_fee decimal(7,2) , sr_return_ship_cost decimal(7,2) , sr_refunded_cash decimal(7,2) , sr_reversed_charge decimal(7,2) , sr_store_credit decimal(7,2) , sr_net_loss decimal(7,2) ) with (orientation = column) distribute by hash (sr_item_sk) partition by range(sr_returned_date_sk) ( partition p1 values less than (2451180) , partition p2 values less than (2451545) , partition p3 values less than (2451911) , partition p4 values less than (2452276) , partition p5 values less than (2452641) , partition p6 values less than (2453006) , partition p7 values less than (maxvalue) ) ; CREATE TABLE web_sales ( ws_sold_date_sk bigint , ws_sold_time_sk bigint , ws_ship_date_sk bigint , ws_item_sk bigint not null, ws_bill_customer_sk bigint , ws_bill_cdemo_sk bigint , ws_bill_hdemo_sk bigint , ws_bill_addr_sk bigint , ws_ship_customer_sk bigint , ws_ship_cdemo_sk bigint , ws_ship_hdemo_sk bigint , ws_ship_addr_sk bigint , ws_web_page_sk bigint , ws_web_site_sk bigint , ws_ship_mode_sk bigint , ws_warehouse_sk bigint , ws_promo_sk bigint , ws_order_number bigint not null, ws_quantity bigint , ws_wholesale_cost decimal(7,2) , ws_list_price decimal(7,2) , ws_sales_price decimal(7,2) , ws_ext_discount_amt decimal(7,2) , ws_ext_sales_price decimal(7,2) , ws_ext_wholesale_cost decimal(7,2) , ws_ext_list_price decimal(7,2) , ws_ext_tax decimal(7,2) , ws_coupon_amt decimal(7,2) , ws_ext_ship_cost decimal(7,2) , ws_net_paid decimal(7,2) , ws_net_paid_inc_tax decimal(7,2) , ws_net_paid_inc_ship decimal(7,2) , ws_net_paid_inc_ship_tax decimal(7,2) , ws_net_profit decimal(7,2) ) with (orientation = column) distribute by hash (ws_item_sk) partition by range(ws_sold_date_sk) ( partition p1 values less than(2451180), partition p2 values less than(2451545), partition p3 values less than(2451911), partition p4 values less than(2452276), partition p5 values less than(2452641), partition p6 values less than(2453006), partition p7 values less than(maxvalue) ) ; CREATE TABLE catalog_sales ( cs_sold_date_sk bigint , cs_sold_time_sk bigint , cs_ship_date_sk bigint , cs_bill_customer_sk bigint , cs_bill_cdemo_sk bigint , cs_bill_hdemo_sk bigint , cs_bill_addr_sk bigint , cs_ship_customer_sk bigint , cs_ship_cdemo_sk bigint , cs_ship_hdemo_sk bigint , cs_ship_addr_sk bigint , cs_call_center_sk bigint , cs_catalog_page_sk bigint , cs_ship_mode_sk bigint , cs_warehouse_sk bigint , cs_item_sk bigint not null, cs_promo_sk bigint , cs_order_number bigint not null, cs_quantity bigint , cs_wholesale_cost decimal(7,2) , cs_list_price decimal(7,2) , cs_sales_price decimal(7,2) , cs_ext_discount_amt decimal(7,2) , cs_ext_sales_price decimal(7,2) , cs_ext_wholesale_cost decimal(7,2) , cs_ext_list_price decimal(7,2) , cs_ext_tax decimal(7,2) , cs_coupon_amt decimal(7,2) , cs_ext_ship_cost decimal(7,2) , cs_net_paid decimal(7,2) , cs_net_paid_inc_tax decimal(7,2) , cs_net_paid_inc_ship decimal(7,2) , cs_net_paid_inc_ship_tax decimal(7,2) , cs_net_profit decimal(7,2) ) with (orientation = column) distribute by hash (cs_item_sk) partition by range(cs_sold_date_sk) ( partition p1 values less than(2451180), partition p2 values less than(2451545), partition p3 values less than(2451911), partition p4 values less than(2452276), partition p5 values less than(2452641), partition p6 values less than(2453006), partition p7 values less than(maxvalue) ) ; CREATE TABLE store_sales ( ss_sold_date_sk bigint , ss_sold_time_sk bigint , ss_item_sk bigint not null, ss_customer_sk bigint , ss_cdemo_sk bigint , ss_hdemo_sk bigint , ss_addr_sk bigint , ss_store_sk bigint , ss_promo_sk bigint , ss_ticket_number bigint not null, ss_quantity bigint , ss_wholesale_cost decimal(7,2) , ss_list_price decimal(7,2) , ss_sales_price decimal(7,2) , ss_ext_discount_amt decimal(7,2) , ss_ext_sales_price decimal(7,2) , ss_ext_wholesale_cost decimal(7,2) , ss_ext_list_price decimal(7,2) , ss_ext_tax decimal(7,2) , ss_coupon_amt decimal(7,2) , ss_net_paid decimal(7,2) , ss_net_paid_inc_tax decimal(7,2) , ss_net_profit decimal(7,2) ) with (orientation = column) distribute by hash (ss_item_sk) partition by range(ss_sold_date_sk) ( partition p1 values less than(2451180), partition p2 values less than(2451545), partition p3 values less than(2451911), partition p4 values less than(2452276), partition p5 values less than(2452641), partition p6 values less than(2453006), partition p7 values less than(maxvalue) ) ;

2. 执行以下SQL语句创建GDS外表（共24张表）。
   

   以下每个外表的“gsfs://192.168.0.90:500x/xxx | gsfs://192.168.0.90:500x/xxx”中的IP地址和端口，请替换成安装和启动GDS中的对应的GDS的监听IP和端口。如启动两个GDS，则使用“|”区分。如果启动多个GDS，需要将所有GDS的监听IP和端口配置到外表中。

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   DROP FOREIGN TABLE IF EXISTS customer_address_ext; CREATE FOREIGN TABLE customer_address_ext ( ca_address_sk bigint , ca_address_id char(16) , ca_street_number char(10) , ca_street_name varchar(60) , ca_street_type char(15) , ca_suite_number char(10) , ca_city varchar(60) , ca_county varchar(30) , ca_state char(2) , ca_zip char(10) , ca_country varchar(20) , ca_gmt_offset decimal(5,2) , ca_location_type char(20) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/customer_address* | gsfs://192.168.0.90:5003/customer_address*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with customer_address_err; DROP FOREIGN TABLE IF EXISTS customer_demographics_ext; CREATE FOREIGN TABLE customer_demographics_ext ( cd_demo_sk bigint , cd_gender char(1) , cd_marital_status char(1) , cd_education_status char(20) , cd_purchase_estimate bigint , cd_credit_rating char(10) , cd_dep_count bigint , cd_dep_employed_count bigint , cd_dep_college_count bigint ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/customer_demographics* | gsfs://192.168.0.90:5003/customer_demographics*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with customer_demographics_err; DROP FOREIGN TABLE IF EXISTS date_dim_ext; CREATE FOREIGN TABLE date_dim_ext ( d_date_sk bigint , d_date_id char(16) , d_date date , d_month_seq bigint , d_week_seq bigint , d_quarter_seq bigint , d_year bigint , d_dow bigint , d_moy bigint , d_dom bigint , d_qoy bigint , d_fy_year bigint , d_fy_quarter_seq bigint , d_fy_week_seq bigint , d_day_name char(9) , d_quarter_name char(6) , d_holiday char(1) , d_weekend char(1) , d_following_holiday char(1) , d_first_dom bigint , d_last_dom bigint , d_same_day_ly bigint , d_same_day_lq bigint , d_current_day char(1) , d_current_week char(1) , d_current_month char(1) , d_current_quarter char(1) , d_current_year char(1) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/date_dim* | gsfs://192.168.0.90:5003/date_dim*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with date_dim_err; DROP FOREIGN TABLE IF EXISTS warehouse_ext; CREATE FOREIGN TABLE warehouse_ext ( w_warehouse_sk bigint , w_warehouse_id char(16) , w_warehouse_name varchar(20) , w_warehouse_sq_ft bigint , w_street_number char(10) , w_street_name varchar(60) , w_street_type char(15) , w_suite_number char(10) , w_city varchar(60) , w_county varchar(30) , w_state char(2) , w_zip char(10) , w_country varchar(20) , w_gmt_offset decimal(5,2) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/warehouse* | gsfs://192.168.0.90:5003/warehouse*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with warehouse_err; DROP FOREIGN TABLE IF EXISTS ship_mode_ext; CREATE FOREIGN TABLE ship_mode_ext ( sm_ship_mode_sk bigint , sm_ship_mode_id char(16) , sm_type char(30) , sm_code char(10) , sm_carrier char(20) , sm_contract char(20) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/ship_mode* | gsfs://192.168.0.90:5003/ship_mode*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with ship_mode_err; DROP FOREIGN TABLE IF EXISTS time_dim_ext; CREATE FOREIGN TABLE time_dim_ext ( t_time_sk bigint , t_time_id char(16) , t_time bigint , t_hour bigint , t_minute bigint , t_second bigint , t_am_pm char(2) , t_shift char(20) , t_sub_shift char(20) , t_meal_time char(20) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/time_dim* | gsfs://192.168.0.90:5003/time_dim*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with time_dim_err; DROP FOREIGN TABLE IF EXISTS reason_ext; CREATE FOREIGN TABLE reason_ext ( r_reason_sk bigint , r_reason_id char(16) , r_reason_desc char(100) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/reason* | gsfs://192.168.0.90:5003/reason*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with reason_err; DROP FOREIGN TABLE IF EXISTS income_band_ext; CREATE FOREIGN TABLE income_band_ext ( ib_income_band_sk bigint , ib_lower_bound bigint , ib_upper_bound bigint ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/income_band* | gsfs://192.168.0.90:5003/income_band*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with income_band_err; DROP FOREIGN TABLE IF EXISTS item_ext; CREATE FOREIGN TABLE item_ext ( i_item_sk bigint , i_item_id char(16) , i_rec_start_date date , i_rec_end_date date , i_item_desc varchar(200) , i_current_price decimal(7,2) , i_wholesale_cost decimal(7,2) , i_brand_id bigint , i_brand char(50) , i_class_id bigint , i_class char(50) , i_category_id bigint , i_category char(50) , i_manufact_id bigint , i_manufact char(50) , i_size char(20) , i_formulation char(20) , i_color char(20) , i_units char(10) , i_container char(10) , i_manager_id bigint , i_product_name char(50) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/item* | gsfs://192.168.0.90:5003/item*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with item_err; DROP FOREIGN TABLE IF EXISTS store_ext; CREATE FOREIGN TABLE store_ext ( s_store_sk bigint , s_store_id char(16) , s_rec_start_date date , s_rec_end_date date , s_closed_date_sk bigint , s_store_name varchar(50) , s_number_employees bigint , s_floor_space bigint , s_hours char(20) , s_manager varchar(40) , s_market_id bigint , s_geography_class varchar(100) , s_market_desc varchar(100) , s_market_manager varchar(40) , s_division_id bigint , s_division_name varchar(50) , s_company_id bigint , s_company_name varchar(50) , s_street_number varchar(10) , s_street_name varchar(60) , s_street_type char(15) , s_suite_number char(10) , s_city varchar(60) , s_county varchar(30) , s_state char(2) , s_zip char(10) , s_country varchar(20) , s_gmt_offset decimal(5,2) , s_tax_precentage decimal(5,2) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/store_[^rs]* | gsfs://192.168.0.90:5003/storet_[^rs]*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with store_err; DROP FOREIGN TABLE IF EXISTS call_center_ext; CREATE FOREIGN TABLE call_center_ext ( cc_call_center_sk bigint , cc_call_center_id char(16) , cc_rec_start_date date , cc_rec_end_date date , cc_closed_date_sk bigint , cc_open_date_sk bigint , cc_name varchar(50) , cc_class varchar(50) , cc_employees bigint , cc_sq_ft bigint , cc_hours char(20) , cc_manager varchar(40) , cc_mkt_id bigint , cc_mkt_class char(50) , cc_mkt_desc varchar(100) , cc_market_manager varchar(40) , cc_division bigint , cc_division_name varchar(50) , cc_company bigint , cc_company_name char(50) , cc_street_number char(10) , cc_street_name varchar(60) , cc_street_type char(15) , cc_suite_number char(10) , cc_city varchar(60) , cc_county varchar(30) , cc_state char(2) , cc_zip char(10) , cc_country varchar(20) , cc_gmt_offset decimal(5,2) , cc_tax_percentage decimal(5,2) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/call_center* | gsfs://192.168.0.90:5003/call_center*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with call_center_err; DROP FOREIGN TABLE IF EXISTS customer_ext; CREATE FOREIGN TABLE customer_ext ( c_customer_sk bigint , c_customer_id char(16) , c_current_cdemo_sk bigint , c_current_hdemo_sk bigint , c_current_addr_sk bigint , c_first_shipto_date_sk bigint , c_first_sales_date_sk bigint , c_salutation char(10) , c_first_name char(20) , c_last_name char(30) , c_preferred_cust_flag char(1) , c_birth_day bigint , c_birth_month bigint , c_birth_year bigint , c_birth_country varchar(20) , c_login char(13) , c_email_address char(50) , c_last_review_date_sk char(10) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/customer_[^ad]* | gsfs://192.168.0.90:5003/customer_[^ad]*', FORMAT 'TEXT' , DELIMITER '|', encoding 'GBK', mode 'Normal' ) with customer_err; DROP FOREIGN TABLE IF EXISTS web_site_ext; CREATE FOREIGN TABLE web_site_ext ( web_site_sk bigint , web_site_id char(16) , web_rec_start_date date , web_rec_end_date date , web_name varchar(50) , web_open_date_sk bigint , web_close_date_sk bigint , web_class varchar(50) , web_manager varchar(40) , web_mkt_id bigint , web_mkt_class varchar(50) , web_mkt_desc varchar(100) , web_market_manager varchar(40) , web_company_id bigint , web_company_name char(50) , web_street_number char(10) , web_street_name varchar(60) , web_street_type char(15) , web_suite_number char(10) , web_city varchar(60) , web_county varchar(30) , web_state char(2) , web_zip char(10) , web_country varchar(20) , web_gmt_offset decimal(5,2) , web_tax_percentage decimal(5,2) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/web_site* | gsfs://192.168.0.90:5003/web_site*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with web_site_err; DROP FOREIGN TABLE IF EXISTS store_returns_ext; CREATE FOREIGN TABLE store_returns_ext ( sr_returned_date_sk bigint , sr_return_time_sk bigint , sr_item_sk bigint , sr_customer_sk bigint , sr_cdemo_sk bigint , sr_hdemo_sk bigint , sr_addr_sk bigint , sr_store_sk bigint , sr_reason_sk bigint , sr_ticket_number bigint , sr_return_quantity bigint , sr_return_amt decimal(7,2) , sr_return_tax decimal(7,2) , sr_return_amt_inc_tax decimal(7,2) , sr_fee decimal(7,2) , sr_return_ship_cost decimal(7,2) , sr_refunded_cash decimal(7,2) , sr_reversed_charge decimal(7,2) , sr_store_credit decimal(7,2) , sr_net_loss decimal(7,2) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/store_returns* | gsfs://192.168.0.90:5003/store_returns*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with store_returns_err; DROP FOREIGN TABLE IF EXISTS household_demographics_ext; CREATE FOREIGN TABLE household_demographics_ext ( hd_demo_sk bigint , hd_income_band_sk bigint , hd_buy_potential char(15) , hd_dep_count bigint , hd_vehicle_count bigint ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/household_demographics* | gsfs://192.168.0.90:5003/household_demographics*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with household_demographics_err; DROP FOREIGN TABLE IF EXISTS web_page_ext; CREATE FOREIGN TABLE web_page_ext ( wp_web_page_sk bigint , wp_web_page_id char(16) , wp_rec_start_date date , wp_rec_end_date date , wp_creation_date_sk bigint , wp_access_date_sk bigint , wp_autogen_flag char(1) , wp_customer_sk bigint , wp_url varchar(100) , wp_type char(50) , wp_char_count bigint , wp_link_count bigint , wp_image_count bigint , wp_max_ad_count bigint ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/web_page* | gsfs://192.168.0.90:5003/web_page*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with web_page_err; DROP FOREIGN TABLE IF EXISTS promotion_ext; CREATE FOREIGN TABLE promotion_ext ( p_promo_sk bigint , p_promo_id char(16) , p_start_date_sk bigint , p_end_date_sk bigint , p_item_sk bigint , p_cost decimal(15,2) , p_response_target bigint , p_promo_name char(50) , p_channel_dmail char(1) , p_channel_email char(1) , p_channel_catalog char(1) , p_channel_tv char(1) , p_channel_radio char(1) , p_channel_press char(1) , p_channel_event char(1) , p_channel_demo char(1) , p_channel_details varchar(100) , p_purpose char(15) , p_discount_active char(1) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/promotion* | gsfs://192.168.0.90:5003/promotion*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with promotion_err; DROP FOREIGN TABLE IF EXISTS catalog_page_ext; CREATE FOREIGN TABLE catalog_page_ext ( cp_catalog_page_sk bigint , cp_catalog_page_id char(16) , cp_start_date_sk bigint , cp_end_date_sk bigint , cp_department varchar(50) , cp_catalog_number bigint , cp_catalog_page_number bigint , cp_description varchar(100) , cp_type varchar(100) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/catalog_page* | gsfs://192.168.0.90:5003/catalog_page*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with catalog_page_err; DROP FOREIGN TABLE IF EXISTS inventory_ext; CREATE FOREIGN TABLE inventory_ext ( inv_date_sk bigint , inv_item_sk bigint , inv_warehouse_sk bigint , inv_quantity_on_hand integer ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/inventory* | gsfs://192.168.0.90:5003/inventory*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with inventory_err; DROP FOREIGN TABLE IF EXISTS catalog_returns_ext; CREATE FOREIGN TABLE catalog_returns_ext ( cr_returned_date_sk bigint , cr_returned_time_sk bigint , cr_item_sk bigint , cr_refunded_customer_sk bigint , cr_refunded_cdemo_sk bigint , cr_refunded_hdemo_sk bigint , cr_refunded_addr_sk bigint , cr_returning_customer_sk bigint , cr_returning_cdemo_sk bigint , cr_returning_hdemo_sk bigint , cr_returning_addr_sk bigint , cr_call_center_sk bigint , cr_catalog_page_sk bigint , cr_ship_mode_sk bigint , cr_warehouse_sk bigint , cr_reason_sk bigint , cr_order_number bigint , cr_return_quantity bigint , cr_return_amount decimal(7,2) , cr_return_tax decimal(7,2) , cr_return_amt_inc_tax decimal(7,2) , cr_fee decimal(7,2) , cr_return_ship_cost decimal(7,2) , cr_refunded_cash decimal(7,2) , cr_reversed_charge decimal(7,2) , cr_store_credit decimal(7,2) , cr_net_loss decimal(7,2) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/catalog_returns* | gsfs://192.168.0.90:5003/catalog_returns*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with catalog_returns_err; DROP FOREIGN TABLE IF EXISTS web_returns_ext; CREATE FOREIGN TABLE web_returns_ext ( wr_returned_date_sk bigint , wr_returned_time_sk bigint , wr_item_sk bigint , wr_refunded_customer_sk bigint , wr_refunded_cdemo_sk bigint , wr_refunded_hdemo_sk bigint , wr_refunded_addr_sk bigint , wr_returning_customer_sk bigint , wr_returning_cdemo_sk bigint , wr_returning_hdemo_sk bigint , wr_returning_addr_sk bigint , wr_web_page_sk bigint , wr_reason_sk bigint , wr_order_number bigint , wr_return_quantity bigint , wr_return_amt decimal(7,2) , wr_return_tax decimal(7,2) , wr_return_amt_inc_tax decimal(7,2) , wr_fee decimal(7,2) , wr_return_ship_cost decimal(7,2) , wr_refunded_cash decimal(7,2) , wr_reversed_charge decimal(7,2) , wr_account_credit decimal(7,2) , wr_net_loss decimal(7,2) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/web_returns* | gsfs://192.168.0.90:5003/web_returns*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with web_returns_err; DROP FOREIGN TABLE IF EXISTS web_sales_ext; CREATE FOREIGN TABLE web_sales_ext ( ws_sold_date_sk bigint , ws_sold_time_sk bigint , ws_ship_date_sk bigint , ws_item_sk bigint , ws_bill_customer_sk bigint , ws_bill_cdemo_sk bigint , ws_bill_hdemo_sk bigint , ws_bill_addr_sk bigint , ws_ship_customer_sk bigint , ws_ship_cdemo_sk bigint , ws_ship_hdemo_sk bigint , ws_ship_addr_sk bigint , ws_web_page_sk bigint , ws_web_site_sk bigint , ws_ship_mode_sk bigint , ws_warehouse_sk bigint , ws_promo_sk bigint , ws_order_number bigint , ws_quantity bigint , ws_wholesale_cost decimal(7,2) , ws_list_price decimal(7,2) , ws_sales_price decimal(7,2) , ws_ext_discount_amt decimal(7,2) , ws_ext_sales_price decimal(7,2) , ws_ext_wholesale_cost decimal(7,2) , ws_ext_list_price decimal(7,2) , ws_ext_tax decimal(7,2) , ws_coupon_amt decimal(7,2) , ws_ext_ship_cost decimal(7,2) , ws_net_paid decimal(7,2) , ws_net_paid_inc_tax decimal(7,2) , ws_net_paid_inc_ship decimal(7,2) , ws_net_paid_inc_ship_tax decimal(7,2) , ws_net_profit decimal(7,2) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/web_sales* | gsfs://192.168.0.90:5003/web_sales*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with web_sales_err; DROP FOREIGN TABLE IF EXISTS catalog_sales_ext; CREATE FOREIGN TABLE catalog_sales_ext ( cs_sold_date_sk bigint , cs_sold_time_sk bigint , cs_ship_date_sk bigint , cs_bill_customer_sk bigint , cs_bill_cdemo_sk bigint , cs_bill_hdemo_sk bigint , cs_bill_addr_sk bigint , cs_ship_customer_sk bigint , cs_ship_cdemo_sk bigint , cs_ship_hdemo_sk bigint , cs_ship_addr_sk bigint , cs_call_center_sk bigint , cs_catalog_page_sk bigint , cs_ship_mode_sk bigint , cs_warehouse_sk bigint , cs_item_sk bigint , cs_promo_sk bigint , cs_order_number bigint , cs_quantity bigint , cs_wholesale_cost decimal(7,2) , cs_list_price decimal(7,2) , cs_sales_price decimal(7,2) , cs_ext_discount_amt decimal(7,2) , cs_ext_sales_price decimal(7,2) , cs_ext_wholesale_cost decimal(7,2) , cs_ext_list_price decimal(7,2) , cs_ext_tax decimal(7,2) , cs_coupon_amt decimal(7,2) , cs_ext_ship_cost decimal(7,2) , cs_net_paid decimal(7,2) , cs_net_paid_inc_tax decimal(7,2) , cs_net_paid_inc_ship decimal(7,2) , cs_net_paid_inc_ship_tax decimal(7,2) , cs_net_profit decimal(7,2) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/catalog_sales* | gsfs://192.168.0.90:5003/catalog_sales*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with catalog_sales_err; DROP FOREIGN TABLE IF EXISTS store_sales_ext; CREATE FOREIGN TABLE store_sales_ext ( ss_sold_date_sk bigint , ss_sold_time_sk bigint , ss_item_sk bigint , ss_customer_sk bigint , ss_cdemo_sk bigint , ss_hdemo_sk bigint , ss_addr_sk bigint , ss_store_sk bigint , ss_promo_sk bigint , ss_ticket_number bigint , ss_quantity bigint , ss_wholesale_cost decimal(7,2) , ss_list_price decimal(7,2) , ss_sales_price decimal(7,2) , ss_ext_discount_amt decimal(7,2) , ss_ext_sales_price decimal(7,2) , ss_ext_wholesale_cost decimal(7,2) , ss_ext_list_price decimal(7,2) , ss_ext_tax decimal(7,2) , ss_coupon_amt decimal(7,2) , ss_net_paid decimal(7,2) , ss_net_paid_inc_tax decimal(7,2) , ss_net_profit decimal(7,2) ) SERVER gsmpp_server OPTIONS(location 'gsfs://192.168.0.90:5002/store_sales* | gsfs://192.168.0.90:5003/store_sales*', FORMAT 'TEXT' , DELIMITER '|', encoding 'utf8', FILL_MISSING_FIELDS 'true', IGNORE_EXTRA_DATA 'true', mode 'Normal' ) with store_sales_err;

3. 执行以下SQL语句导入数据。

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   INSERT INTO customer_address SELECT * FROM customer_address_ext; INSERT INTO customer_demographics SELECT * FROM customer_demographics_ext; INSERT INTO date_dim SELECT * FROM date_dim_ext; INSERT INTO warehouse SELECT * FROM warehouse_ext; INSERT INTO ship_mode SELECT * FROM ship_mode_ext; INSERT INTO time_dim SELECT * FROM time_dim_ext; INSERT INTO reason SELECT * FROM reason_ext; INSERT INTO income_band SELECT * FROM income_band_ext; INSERT INTO item SELECT * FROM item_ext; INSERT INTO store SELECT * FROM store_ext; INSERT INTO call_center SELECT * FROM call_center_ext; INSERT INTO customer SELECT * FROM customer_ext; INSERT INTO web_site SELECT * FROM web_site_ext; INSERT INTO household_demographics SELECT * FROM household_demographics_ext; INSERT INTO web_page SELECT * FROM web_page_ext; INSERT INTO promotion SELECT * FROM promotion_ext; INSERT INTO catalog_page SELECT * FROM catalog_page_ext; INSERT INTO inventory SELECT * FROM inventory_ext; INSERT INTO catalog_returns SELECT * FROM catalog_returns_ext; INSERT INTO web_returns SELECT * FROM web_returns_ext; INSERT INTO store_returns SELECT * FROM store_returns_ext; INSERT INTO web_sales SELECT * FROM web_sales_ext; INSERT INTO catalog_sales SELECT * FROM catalog_sales_ext; INSERT INTO store_sales SELECT * FROM store_sales_ext;