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alter table call_center add constraint cc_d1 foreign key  (cc_closed_date_sk) references date_dim (d_date_sk);
alter table call_center add constraint cc_d2 foreign key  (cc_open_date_sk) references date_dim (d_date_sk);
alter table catalog_page add constraint cp_d1 foreign key  (cp_end_date_sk) references date_dim (d_date_sk);
-- alter table catalog_page add constraint cp_p foreign key  (cp_promo_id) references promotion (p_promo_sk);
alter table catalog_page add constraint cp_d2 foreign key  (cp_start_date_sk) references date_dim (d_date_sk);
alter table catalog_returns add constraint cr_cc foreign key  (cr_call_center_sk) references call_center (cc_call_center_sk);
alter table catalog_returns add constraint cr_cp foreign key  (cr_catalog_page_sk) references catalog_page (cp_catalog_page_sk);
alter table catalog_returns add constraint cr_i foreign key  (cr_item_sk) references item (i_item_sk);
alter table catalog_returns add constraint cr_r foreign key  (cr_reason_sk) references reason (r_reason_sk);
alter table catalog_returns add constraint cr_a1 foreign key  (cr_refunded_addr_sk) references customer_address (ca_address_sk);
alter table catalog_returns add constraint cr_cd1 foreign key  (cr_refunded_cdemo_sk) references customer_demographics (cd_demo_sk);
alter table catalog_returns add constraint cr_c1 foreign key  (cr_refunded_customer_sk) references customer (c_customer_sk);
alter table catalog_returns add constraint cr_hd1 foreign key  (cr_refunded_hdemo_sk) references household_demographics (hd_demo_sk);
alter table catalog_returns add constraint cr_d1 foreign key  (cr_returned_date_sk) references date_dim (d_date_sk);
alter table catalog_returns add constraint cr_t foreign key  (cr_returned_time_sk) references time_dim (t_time_sk);
alter table catalog_returns add constraint cr_a2 foreign key  (cr_returning_addr_sk) references customer_address (ca_address_sk);
alter table catalog_returns add constraint cr_cd2 foreign key  (cr_returning_cdemo_sk) references customer_demographics (cd_demo_sk);
alter table catalog_returns add constraint cr_c2 foreign key  (cr_returning_customer_sk) references customer (c_customer_sk);
alter table catalog_returns add constraint cr_hd2 foreign key  (cr_returning_hdemo_sk) references household_demographics (hd_demo_sk);
-- alter table catalog_returns add constraint cr_d2 foreign key  (cr_ship_date_sk) references date_dim (d_date_sk);
alter table catalog_returns add constraint cr_sm foreign key  (cr_ship_mode_sk) references ship_mode (sm_ship_mode_sk);
alter table catalog_returns add constraint cr_w2 foreign key  (cr_warehouse_sk) references warehouse (w_warehouse_sk);
alter table catalog_sales add constraint cs_b_a foreign key  (cs_bill_addr_sk) references customer_address (ca_address_sk);
alter table catalog_sales add constraint cs_b_cd foreign key  (cs_bill_cdemo_sk) references customer_demographics (cd_demo_sk);
alter table catalog_sales add constraint cs_b_c foreign key  (cs_bill_customer_sk) references customer (c_customer_sk);
alter table catalog_sales add constraint cs_b_hd foreign key  (cs_bill_hdemo_sk) references household_demographics (hd_demo_sk);
alter table catalog_sales add constraint cs_cc foreign key  (cs_call_center_sk) references call_center (cc_call_center_sk); 
alter table catalog_sales add constraint cs_cp foreign key  (cs_catalog_page_sk) references catalog_page (cp_catalog_page_sk);
alter table catalog_sales add constraint cs_i foreign key  (cs_item_sk) references item (i_item_sk);
alter table catalog_sales add constraint cs_p foreign key  (cs_promo_sk) references promotion (p_promo_sk);
alter table catalog_sales add constraint cs_s_a foreign key  (cs_ship_addr_sk) references customer_address (ca_address_sk);
alter table catalog_sales add constraint cs_s_cd foreign key  (cs_ship_cdemo_sk) references customer_demographics (cd_demo_sk);
alter table catalog_sales add constraint cs_s_c foreign key  (cs_ship_customer_sk) references customer (c_customer_sk);
alter table catalog_sales add constraint cs_d1 foreign key  (cs_ship_date_sk) references date_dim (d_date_sk);
alter table catalog_sales add constraint cs_s_hd foreign key  (cs_ship_hdemo_sk) references household_demographics (hd_demo_sk);
alter table catalog_sales add constraint cs_sm foreign key  (cs_ship_mode_sk) references ship_mode (sm_ship_mode_sk);
alter table catalog_sales add constraint cs_d2 foreign key  (cs_sold_date_sk) references date_dim (d_date_sk);
alter table catalog_sales add constraint cs_t foreign key  (cs_sold_time_sk) references time_dim (t_time_sk);
alter table catalog_sales add constraint cs_w foreign key  (cs_warehouse_sk) references warehouse (w_warehouse_sk);
alter table customer add constraint c_a foreign key  (c_current_addr_sk) references customer_address (ca_address_sk);
alter table customer add constraint c_cd foreign key  (c_current_cdemo_sk) references customer_demographics (cd_demo_sk);
alter table customer add constraint c_hd foreign key  (c_current_hdemo_sk) references household_demographics (hd_demo_sk);
alter table customer add constraint c_fsd foreign key  (c_first_sales_date_sk) references date_dim (d_date_sk);
alter table customer add constraint c_fsd2 foreign key  (c_first_shipto_date_sk) references date_dim (d_date_sk);
alter table household_demographics add constraint hd_ib foreign key  (hd_income_band_sk) references income_band (ib_income_band_sk); 
alter table inventory add constraint inv_d foreign key  (inv_date_sk) references date_dim (d_date_sk);
alter table inventory add constraint inv_i foreign key  (inv_item_sk) references item (i_item_sk);
alter table inventory add constraint inv_w foreign key  (inv_warehouse_sk) references warehouse (w_warehouse_sk);
alter table promotion add constraint p_end_date foreign key  (p_end_date_sk) references date_dim (d_date_sk);
alter table promotion add constraint p_i foreign key  (p_item_sk) references item (i_item_sk);
alter table promotion add constraint p_start_date foreign key  (p_start_date_sk) references date_dim (d_date_sk);
alter table store add constraint s_close_date foreign key  (s_closed_date_sk) references date_dim (d_date_sk);
alter table store_returns add constraint sr_a foreign key  (sr_addr_sk) references customer_address (ca_address_sk);
alter table store_returns add constraint sr_cd foreign key  (sr_cdemo_sk) references customer_demographics (cd_demo_sk);
alter table store_returns add constraint sr_c foreign key  (sr_customer_sk) references customer (c_customer_sk);
alter table store_returns add constraint sr_hd foreign key  (sr_hdemo_sk) references household_demographics (hd_demo_sk);
alter table store_returns add constraint sr_i foreign key  (sr_item_sk) references item (i_item_sk);
alter table store_returns add constraint sr_r foreign key  (sr_reason_sk) references reason (r_reason_sk);
alter table store_returns add constraint sr_ret_d foreign key  (sr_returned_date_sk) references date_dim (d_date_sk);
alter table store_returns add constraint sr_t foreign key  (sr_return_time_sk) references time_dim (t_time_sk);
alter table store_returns add constraint sr_s foreign key  (sr_store_sk) references store (s_store_sk);
alter table store_sales add constraint ss_a foreign key  (ss_addr_sk) references customer_address (ca_address_sk);
alter table store_sales add constraint ss_cd foreign key  (ss_cdemo_sk) references customer_demographics (cd_demo_sk);
alter table store_sales add constraint ss_c foreign key  (ss_customer_sk) references customer (c_customer_sk);
alter table store_sales add constraint ss_hd foreign key  (ss_hdemo_sk) references household_demographics (hd_demo_sk);
alter table store_sales add constraint ss_i foreign key  (ss_item_sk) references item (i_item_sk);
alter table store_sales add constraint ss_p foreign key  (ss_promo_sk) references promotion (p_promo_sk);
alter table store_sales add constraint ss_d foreign key  (ss_sold_date_sk) references date_dim (d_date_sk);
alter table store_sales add constraint ss_t foreign key  (ss_sold_time_sk) references time_dim (t_time_sk);
alter table store_sales add constraint ss_s foreign key  (ss_store_sk) references store (s_store_sk);
alter table web_page add constraint wp_ad foreign key  (wp_access_date_sk) references date_dim (d_date_sk);
alter table web_page add constraint wp_cd foreign key  (wp_creation_date_sk) references date_dim (d_date_sk);
alter table web_returns add constraint wr_i foreign key  (wr_item_sk) references item (i_item_sk);
alter table web_returns add constraint wr_r foreign key  (wr_reason_sk) references reason (r_reason_sk);
alter table web_returns add constraint wr_ref_a foreign key  (wr_refunded_addr_sk) references customer_address (ca_address_sk);
alter table web_returns add constraint wr_ref_cd foreign key  (wr_refunded_cdemo_sk) references customer_demographics (cd_demo_sk);
alter table web_returns add constraint wr_ref_c foreign key  (wr_refunded_customer_sk) references customer (c_customer_sk);
alter table web_returns add constraint wr_ref_hd foreign key  (wr_refunded_hdemo_sk) references household_demographics (hd_demo_sk);
alter table web_returns add constraint wr_ret_d foreign key  (wr_returned_date_sk) references date_dim (d_date_sk);
alter table web_returns add constraint wr_ret_t foreign key  (wr_returned_time_sk) references time_dim (t_time_sk);
alter table web_returns add constraint wr_ret_a foreign key  (wr_returning_addr_sk) references customer_address (ca_address_sk);
alter table web_returns add constraint wr_ret_cd foreign key  (wr_returning_cdemo_sk) references customer_demographics (cd_demo_sk);
alter table web_returns add constraint wr_ret_c foreign key  (wr_returning_customer_sk) references customer (c_customer_sk);
alter table web_returns add constraint wr_ret_hd foreign key  (wr_returning_hdemo_sk) references household_demographics (hd_demo_sk);
alter table web_returns add constraint wr_wp foreign key  (wr_web_page_sk) references web_page (wp_web_page_sk);
alter table web_sales add constraint ws_b_a foreign key  (ws_bill_addr_sk) references customer_address (ca_address_sk);
alter table web_sales add constraint ws_b_cd foreign key  (ws_bill_cdemo_sk) references customer_demographics (cd_demo_sk);
alter table web_sales add constraint ws_b_c foreign key  (ws_bill_customer_sk) references customer (c_customer_sk);
alter table web_sales add constraint ws_b_hd foreign key  (ws_bill_hdemo_sk) references household_demographics (hd_demo_sk);
alter table web_sales add constraint ws_i foreign key  (ws_item_sk) references item (i_item_sk);
alter table web_sales add constraint ws_p foreign key  (ws_promo_sk) references promotion (p_promo_sk);
alter table web_sales add constraint ws_s_a foreign key  (ws_ship_addr_sk) references customer_address (ca_address_sk);
alter table web_sales add constraint ws_s_cd foreign key  (ws_ship_cdemo_sk) references customer_demographics (cd_demo_sk);
alter table web_sales add constraint ws_s_c foreign key  (ws_ship_customer_sk) references customer (c_customer_sk);
alter table web_sales add constraint ws_s_d foreign key  (ws_ship_date_sk) references date_dim (d_date_sk);
alter table web_sales add constraint ws_s_hd foreign key  (ws_ship_hdemo_sk) references household_demographics (hd_demo_sk);
alter table web_sales add constraint ws_sm foreign key  (ws_ship_mode_sk) references ship_mode (sm_ship_mode_sk);
alter table web_sales add constraint ws_d2 foreign key  (ws_sold_date_sk) references date_dim (d_date_sk);
alter table web_sales add constraint ws_t foreign key  (ws_sold_time_sk) references time_dim (t_time_sk);
alter table web_sales add constraint ws_w2 foreign key  (ws_warehouse_sk) references warehouse (w_warehouse_sk);
alter table web_sales add constraint ws_wp foreign key  (ws_web_page_sk) references web_page (wp_web_page_sk);
alter table web_sales add constraint ws_ws foreign key  (ws_web_site_sk) references web_site (web_site_sk);
alter table web_site add constraint web_d1 foreign key  (web_close_date_sk) references date_dim (d_date_sk);
alter table web_site add constraint web_d2 foreign key  (web_open_date_sk) references date_dim (d_date_sk);