Loading Sample Data

This section describes how to load data to the default database gaussdb. You can obtain sample data from OBS.

• Before performing the following operations, ensure that your SQL client has been connected to the cluster.

1. Create a table.

   Copy and run the following statements to create a table in the gaussdb database.

   1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523

   DROP SCHEMA if exists tpcds cascade; CREATE SCHEMA tpcds; SET current_schema TO tpcds; CREATE TABLE customer_address ( ca_address_sk integer 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, COMPRESSION = MIDDLE); CREATE TABLE customer_demographics ( cd_demo_sk integer not null, cd_gender char(1) , cd_marital_status char(1) , cd_education_status char(20) , cd_purchase_estimate integer , cd_credit_rating char(10) , cd_dep_count integer , cd_dep_employed_count integer , cd_dep_college_count integer )WITH (orientation = column, COMPRESSION = MIDDLE); CREATE TABLE date_dim ( d_date_sk integer not null, d_date_id char(16) not null, d_date date , d_month_seq integer , d_week_seq integer , d_quarter_seq integer , d_year integer , d_dow integer , d_moy integer , d_dom integer , d_qoy integer , d_fy_year integer , d_fy_quarter_seq integer , d_fy_week_seq integer , 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 integer , d_last_dom integer , d_same_day_ly integer , d_same_day_lq integer , 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, COMPRESSION = MIDDLE); CREATE TABLE warehouse ( w_warehouse_sk integer not null, w_warehouse_id char(16) not null, w_warehouse_name varchar(20) , w_warehouse_sq_ft integer , 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, COMPRESSION = MIDDLE); CREATE TABLE ship_mode ( sm_ship_mode_sk integer 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, COMPRESSION = MIDDLE); CREATE TABLE time_dim ( t_time_sk integer not null, t_time_id char(16) not null, t_time integer , t_hour integer , t_minute integer , t_second integer , t_am_pm char(2) , t_shift char(20) , t_sub_shift char(20) , t_meal_time char(20) )WITH (orientation = column, COMPRESSION = MIDDLE); CREATE TABLE reason ( r_reason_sk integer not null, r_reason_id char(16) not null, r_reason_desc char(100) )WITH (orientation = column, COMPRESSION = MIDDLE); CREATE TABLE income_band ( ib_income_band_sk integer not null, ib_lower_bound integer , ib_upper_bound integer )WITH (orientation = column, COMPRESSION = MIDDLE); CREATE TABLE item ( i_item_sk integer 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 integer , i_brand char(50) , i_class_id integer , i_class char(50) , i_category_id integer , i_category char(50) , i_manufact_id integer , 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 integer , i_product_name char(50) )WITH (orientation = column, COMPRESSION = MIDDLE); CREATE TABLE store ( s_store_sk integer not null, s_store_id char(16) not null, s_rec_start_date date , s_rec_end_date date , s_closed_date_sk integer , s_store_name varchar(50) , s_number_employees integer , s_floor_space integer , s_hours char(20) , s_manager varchar(40) , s_market_id integer , s_geography_class varchar(100) , s_market_desc varchar(100) , s_market_manager varchar(40) , s_division_id integer , s_division_name varchar(50) , s_company_id integer , 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_percentage decimal(5,2) )WITH (orientation = column, COMPRESSION = MIDDLE); CREATE TABLE call_center ( cc_call_center_sk integer not null, cc_call_center_id char(16) not null, cc_rec_start_date date , cc_rec_end_date date , cc_closed_date_sk integer , cc_open_date_sk integer , cc_name varchar(50) , cc_class varchar(50) , cc_employees integer , cc_sq_ft integer , cc_hours char(20) , cc_manager varchar(40) , cc_mkt_id integer , cc_mkt_class char(50) , cc_mkt_desc varchar(100) , cc_market_manager varchar(40) , cc_division integer , cc_division_name varchar(50) , cc_company integer , 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, COMPRESSION = MIDDLE); CREATE TABLE customer ( c_customer_sk integer not null, c_customer_id char(16) not null, c_current_cdemo_sk integer , c_current_hdemo_sk integer , c_current_addr_sk integer , c_first_shipto_date_sk integer , c_first_sales_date_sk integer , c_salutation char(10) , c_first_name char(20) , c_last_name char(30) , c_preferred_cust_flag char(1) , c_birth_day integer , c_birth_month integer , c_birth_year integer , c_birth_country varchar(20) , c_login char(13) , c_email_address char(50) , c_last_review_date char(10) )WITH (orientation = column, COMPRESSION = MIDDLE); CREATE TABLE web_site ( web_site_sk integer 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 integer , web_close_date_sk integer , web_class varchar(50) , web_manager varchar(40) , web_mkt_id integer , web_mkt_class varchar(50) , web_mkt_desc varchar(100) , web_market_manager varchar(40) , web_company_id integer , 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, COMPRESSION = MIDDLE); CREATE TABLE store_returns ( sr_returned_date_sk integer , sr_return_time_sk integer , sr_item_sk integer not null, sr_customer_sk integer , sr_cdemo_sk integer , sr_hdemo_sk integer , sr_addr_sk integer , sr_store_sk integer , sr_reason_sk integer , sr_ticket_number integer not null, sr_return_quantity integer , 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, COMPRESSION = MIDDLE); CREATE TABLE household_demographics ( hd_demo_sk integer not null, hd_income_band_sk integer , hd_buy_potential char(15) , hd_dep_count integer , hd_vehicle_count integer )WITH (orientation = column, COMPRESSION = MIDDLE); CREATE TABLE web_page ( wp_web_page_sk integer not null, wp_web_page_id char(16) not null, wp_rec_start_date date , wp_rec_end_date date , wp_creation_date_sk integer , wp_access_date_sk integer , wp_autogen_flag char(1) , wp_customer_sk integer , wp_url varchar(100) , wp_type char(50) , wp_char_count integer , wp_link_count integer , wp_image_count integer , wp_max_ad_count integer )WITH (orientation = column, COMPRESSION = MIDDLE); CREATE TABLE promotion ( p_promo_sk integer not null, p_promo_id char(16) not null, p_start_date_sk integer , p_end_date_sk integer , p_item_sk integer , p_cost decimal(15,2) , p_response_target integer , 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, COMPRESSION = MIDDLE); CREATE TABLE catalog_page ( cp_catalog_page_sk integer not null, cp_catalog_page_id char(16) not null, cp_start_date_sk integer , cp_end_date_sk integer , cp_department varchar(50) , cp_catalog_number integer , cp_catalog_page_number integer , cp_description varchar(100) , cp_type varchar(100) )WITH (orientation = column, COMPRESSION = MIDDLE); CREATE TABLE inventory ( inv_date_sk integer not null, inv_item_sk integer not null, inv_warehouse_sk integer not null, inv_quantity_on_hand integer )WITH (orientation = column, COMPRESSION = MIDDLE); CREATE TABLE catalog_returns ( cr_returned_date_sk integer , cr_returned_time_sk integer , cr_item_sk integer not null, cr_refunded_customer_sk integer , cr_refunded_cdemo_sk integer , cr_refunded_hdemo_sk integer , cr_refunded_addr_sk integer , cr_returning_customer_sk integer , cr_returning_cdemo_sk integer , cr_returning_hdemo_sk integer , cr_returning_addr_sk integer , cr_call_center_sk integer , cr_catalog_page_sk integer , cr_ship_mode_sk integer , cr_warehouse_sk integer , cr_reason_sk integer , cr_order_number integer not null, cr_return_quantity integer , 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, COMPRESSION = MIDDLE); CREATE TABLE web_returns ( wr_returned_date_sk integer , wr_returned_time_sk integer , wr_item_sk integer not null, wr_refunded_customer_sk integer , wr_refunded_cdemo_sk integer , wr_refunded_hdemo_sk integer , wr_refunded_addr_sk integer , wr_returning_customer_sk integer , wr_returning_cdemo_sk integer , wr_returning_hdemo_sk integer , wr_returning_addr_sk integer , wr_web_page_sk integer , wr_reason_sk integer , wr_order_number integer not null, wr_return_quantity integer , 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, COMPRESSION = MIDDLE); CREATE TABLE web_sales ( ws_sold_date_sk integer , ws_sold_time_sk integer , ws_ship_date_sk integer , ws_item_sk integer not null, ws_bill_customer_sk integer , ws_bill_cdemo_sk integer , ws_bill_hdemo_sk integer , ws_bill_addr_sk integer , ws_ship_customer_sk integer , ws_ship_cdemo_sk integer , ws_ship_hdemo_sk integer , ws_ship_addr_sk integer , ws_web_page_sk integer , ws_web_site_sk integer , ws_ship_mode_sk integer , ws_warehouse_sk integer , ws_promo_sk integer , ws_order_number integer not null, ws_quantity integer , 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, COMPRESSION = MIDDLE); CREATE TABLE catalog_sales ( cs_sold_date_sk integer , cs_sold_time_sk integer , cs_ship_date_sk integer , cs_bill_customer_sk integer , cs_bill_cdemo_sk integer , cs_bill_hdemo_sk integer , cs_bill_addr_sk integer , cs_ship_customer_sk integer , cs_ship_cdemo_sk integer , cs_ship_hdemo_sk integer , cs_ship_addr_sk integer , cs_call_center_sk integer , cs_catalog_page_sk integer , cs_ship_mode_sk integer , cs_warehouse_sk integer , cs_item_sk integer not null, cs_promo_sk integer , cs_order_number integer not null, cs_quantity integer , 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, COMPRESSION = MIDDLE); CREATE TABLE store_sales ( ss_sold_date_sk integer , ss_sold_time_sk integer , ss_item_sk integer not null, ss_customer_sk integer , ss_cdemo_sk integer , ss_hdemo_sk integer , ss_addr_sk integer , ss_store_sk integer , ss_promo_sk integer , ss_ticket_number integer not null, ss_quantity integer , 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, COMPRESSION = MIDDLE);

2. Create an OBS foreign table.
   Copy and run the following statements to create an OBS foreign table in the gaussdb database, identifying data format and setting error tolerance.

   

   Configure the ACCESS_KEY and SECRET_ACCESS_KEY parameters as required, and run the statements to create a foreign table using the client tool.

   For details about how to obtain the values of ACCESS_KEY and SECRET_ACCESS_KEY, see Creating Access Keys (AK and SK).

   1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832

   CREATE FOREIGN TABLE obs_from_customer_address_001 ( ca_address_sk integer 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 float4 , ca_location_type char(20) ) SERVER gsmpp_server OPTIONS ( location 'obs://dws/download/dws_sample_database_data_files/customer_address/customer_address', format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_customer_address_001; CREATE FOREIGN TABLE obs_from_customer_demographics_001 ( cd_demo_sk integer not null, cd_gender char(1) , cd_marital_status char(1) , cd_education_status char(20) , cd_purchase_estimate integer , cd_credit_rating char(10) , cd_dep_count integer , cd_dep_employed_count integer , cd_dep_college_count integer ) SERVER gsmpp_server OPTIONS ( location 'obs://dws/download/dws_sample_database_data_files/customer_demographics/customer_demographics', format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_customer_demographics_001; CREATE FOREIGN TABLE obs_from_date_dim_001 ( d_date_sk integer not null, d_date_id char(16) not null, d_date date , d_month_seq integer , d_week_seq integer , d_quarter_seq integer , d_year integer , d_dow integer , d_moy integer , d_dom integer , d_qoy integer , d_fy_year integer , d_fy_quarter_seq integer , d_fy_week_seq integer , 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 integer , d_last_dom integer , d_same_day_ly integer , d_same_day_lq integer , 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 'obs://dws/download/dws_sample_database_data_files/ date_dim/date_dim', format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_date_dim_001; CREATE FOREIGN TABLE obs_from_warehouse_001 ( w_warehouse_sk integer not null, w_warehouse_id char(16) not null, w_warehouse_name varchar(20) , w_warehouse_sq_ft integer , 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 'obs://dws/download/dws_sample_database_data_files/ warehouse/warehouse', format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_warehouse_001; CREATE FOREIGN TABLE obs_from_ship_mode_001 ( sm_ship_mode_sk integer 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) ) SERVER gsmpp_server OPTIONS ( location 'obs://dws/download/dws_sample_database_data_files/ ship_mode/ship_mode' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_ship_mode_001; CREATE FOREIGN TABLE obs_from_time_dim_001 ( t_time_sk integer not null, t_time_id char(16) not null, t_time integer , t_hour integer , t_minute integer , t_second integer , t_am_pm char(2) , t_shift char(20) , t_sub_shift char(20) , t_meal_time char(20) ) SERVER gsmpp_server OPTIONS ( location 'obs://dws/download/dws_sample_database_data_files/time_dim/time_dim', format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_time_dim_001; CREATE FOREIGN TABLE obs_from_reason_001 ( r_reason_sk integer not null, r_reason_id char(16) not null, r_reason_desc char(100) ) SERVER gsmpp_server OPTIONS ( location 'obs://dws/download/dws_sample_database_data_files/reason/reason' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_reason_001; CREATE FOREIGN TABLE obs_from_income_band_001 ( ib_income_band_sk integer not null, ib_lower_bound integer , ib_upper_bound integer ) SERVER gsmpp_server OPTIONS ( location 'obs://dws/download/dws_sample_database_data_files/income_band/income_band', format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_income_band_001; CREATE FOREIGN TABLE obs_from_item_001 ( i_item_sk integer 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 integer , i_brand char(50) , i_class_id integer , i_class char(50) , i_category_id integer , i_category char(50) , i_manufact_id integer , 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 integer , i_product_name char(50) ) SERVER gsmpp_server OPTIONS ( location 'obs://dws/download/dws_sample_database_data_files/item/item', format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_item_001; CREATE FOREIGN TABLE obs_from_store_001 ( s_store_sk integer not null, s_store_id char(16) not null, s_rec_start_date date , s_rec_end_date date , s_closed_date_sk integer , s_store_name varchar(50) , s_number_employees integer , s_floor_space integer , s_hours char(20) , s_manager varchar(40) , s_market_id integer , s_geography_class varchar(100) , s_market_desc varchar(100) , s_market_manager varchar(40) , s_division_id integer , s_division_name varchar(50) , s_company_id integer , 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_percentage decimal(5,2) ) SERVER gsmpp_server OPTIONS ( location 'obs://dws/download/dws_sample_database_data_files/store/store', format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_store_001; CREATE FOREIGN TABLE obs_from_call_center_001 ( cc_call_center_sk integer not null, cc_call_center_id char(16) not null, cc_rec_start_date date , cc_rec_end_date date , cc_closed_date_sk integer , cc_open_date_sk integer , cc_name varchar(50) , cc_class varchar(50) , cc_employees integer , cc_sq_ft integer , cc_hours char(20) , cc_manager varchar(40) , cc_mkt_id integer , cc_mkt_class char(50) , cc_mkt_desc varchar(100) , cc_market_manager varchar(40) , cc_division integer , cc_division_name varchar(50) , cc_company integer , 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 'obs://dws/download/dws_sample_database_data_files/call_center/call_center', format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_call_center_001; CREATE FOREIGN TABLE obs_from_customer_001 ( c_customer_sk integer not null, c_customer_id char(16) not null, c_current_cdemo_sk integer , c_current_hdemo_sk integer , c_current_addr_sk integer , c_first_shipto_date_sk integer , c_first_sales_date_sk integer , c_salutation char(10) , c_first_name char(20) , c_last_name char(30) , c_preferred_cust_flag char(1) , c_birth_day integer , c_birth_month integer , c_birth_year integer , c_birth_country varchar(20) , c_login char(13) , c_email_address char(50) , c_last_review_date char(10) ) SERVER gsmpp_server OPTIONS ( location 'obs://dws/download/dws_sample_database_data_files/customer/customer' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_customer_001; CREATE FOREIGN TABLE obs_from_web_site_001 ( web_site_sk integer 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 integer , web_close_date_sk integer , web_class varchar(50) , web_manager varchar(40) , web_mkt_id integer , web_mkt_class varchar(50) , web_mkt_desc varchar(100) , web_market_manager varchar(40) , web_company_id integer , 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 'obs://dws/download/dws_sample_database_data_files/web_site/web_site' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_web_site_001; CREATE FOREIGN TABLE obs_from_store_returns_001 ( sr_returned_date_sk integer , sr_return_time_sk integer , sr_item_sk integer not null, sr_customer_sk integer , sr_cdemo_sk integer , sr_hdemo_sk integer , sr_addr_sk integer , sr_store_sk integer , sr_reason_sk integer , sr_ticket_number bigint not null, sr_return_quantity integer , 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 'obs://dws/download/dws_sample_database_data_files/store_returns/store_returns' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_store_returns_001; CREATE FOREIGN TABLE obs_from_household_demographics_001 ( hd_demo_sk integer not null, hd_income_band_sk integer , hd_buy_potential char(15) , hd_dep_count integer , hd_vehicle_count integer ) SERVER gsmpp_server OPTIONS ( location 'obs://dws/download/dws_sample_database_data_files/household_demographics/household_demographics' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_household_demographics_001; CREATE FOREIGN TABLE obs_from_web_page_001 ( wp_web_page_sk integer not null, wp_web_page_id char(16) not null, wp_rec_start_date date , wp_rec_end_date date , wp_creation_date_sk integer , wp_access_date_sk integer , wp_autogen_flag char(1) , wp_customer_sk integer , wp_url varchar(100) , wp_type char(50) , wp_char_count integer , wp_link_count integer , wp_image_count integer , wp_max_ad_count integer ) SERVER gsmpp_server OPTIONS ( location 'obs://dws/download/dws_sample_database_data_files/web_page/web_page' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_web_page_001; CREATE FOREIGN TABLE obs_from_promotion_001 ( p_promo_sk integer not null, p_promo_id char(16) not null, p_start_date_sk integer , p_end_date_sk integer , p_item_sk integer , p_cost decimal(15,2) , p_response_target integer , 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 'obs://dws/download/dws_sample_database_data_files/promotion/promotion' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_promotion_001; CREATE FOREIGN TABLE obs_from_catalog_page_001 ( cp_catalog_page_sk integer not null, cp_catalog_page_id char(16) not null, cp_start_date_sk integer , cp_end_date_sk integer , cp_department varchar(50) , cp_catalog_number integer , cp_catalog_page_number integer , cp_description varchar(100) , cp_type varchar(100) ) SERVER gsmpp_server OPTIONS ( location 'obs://dws/download/dws_sample_database_data_files/catalog_page/catalog_page' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_catalog_page_001; CREATE FOREIGN TABLE obs_from_inventory_001 ( inv_date_sk integer not null, inv_item_sk integer not null, inv_warehouse_sk integer not null, inv_quantity_on_hand integer ) SERVER gsmpp_server OPTIONS ( location 'obs://dws/download/dws_sample_database_data_files/inventory/inventory' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_inventory_001; CREATE FOREIGN TABLE obs_from_catalog_returns_001 ( cr_returned_date_sk integer , cr_returned_time_sk integer , cr_item_sk integer not null, cr_refunded_customer_sk integer , cr_refunded_cdemo_sk integer , cr_refunded_hdemo_sk integer , cr_refunded_addr_sk integer , cr_returning_customer_sk integer , cr_returning_cdemo_sk integer , cr_returning_hdemo_sk integer , cr_returning_addr_sk integer , cr_call_center_sk integer , cr_catalog_page_sk integer , cr_ship_mode_sk integer , cr_warehouse_sk integer , cr_reason_sk integer , cr_order_number bigint not null, cr_return_quantity integer , 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 'obs://dws/download/dws_sample_database_data_files/catalog_returns/catalog_returns' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_catalog_returns_001; CREATE FOREIGN TABLE obs_from_web_returns_001 ( wr_returned_date_sk integer , wr_returned_time_sk integer , wr_item_sk integer not null, wr_refunded_customer_sk integer , wr_refunded_cdemo_sk integer , wr_refunded_hdemo_sk integer , wr_refunded_addr_sk integer , wr_returning_customer_sk integer , wr_returning_cdemo_sk integer , wr_returning_hdemo_sk integer , wr_returning_addr_sk integer , wr_web_page_sk integer , wr_reason_sk integer , wr_order_number bigint not null, wr_return_quantity integer , 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 'obs://dws/download/dws_sample_database_data_files/web_returns/web_returns' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_web_returns_001; CREATE FOREIGN TABLE obs_from_web_sales_001 ( ws_sold_date_sk integer , ws_sold_time_sk integer , ws_ship_date_sk integer , ws_item_sk integer not null, ws_bill_customer_sk integer , ws_bill_cdemo_sk integer , ws_bill_hdemo_sk integer , ws_bill_addr_sk integer , ws_ship_customer_sk integer , ws_ship_cdemo_sk integer , ws_ship_hdemo_sk integer , ws_ship_addr_sk integer , ws_web_page_sk integer , ws_web_site_sk integer , ws_ship_mode_sk integer , ws_warehouse_sk integer , ws_promo_sk integer , ws_order_number bigint not null, ws_quantity integer , 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 'obs://dws/download/dws_sample_database_data_files/web_sales/web_sales' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_web_sales_001; CREATE FOREIGN TABLE obs_from_catalog_sales_001 ( cs_sold_date_sk integer , cs_sold_time_sk integer , cs_ship_date_sk integer , cs_bill_customer_sk integer , cs_bill_cdemo_sk integer , cs_bill_hdemo_sk integer , cs_bill_addr_sk integer , cs_ship_customer_sk integer , cs_ship_cdemo_sk integer , cs_ship_hdemo_sk integer , cs_ship_addr_sk integer , cs_call_center_sk integer , cs_catalog_page_sk integer , cs_ship_mode_sk integer , cs_warehouse_sk integer , cs_item_sk integer not null, cs_promo_sk integer , cs_order_number bigint not null, cs_quantity integer , 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 'obs://dws/download/dws_sample_database_data_files/catalog_sales/catalog_sales' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_catalog_sales_001; CREATE FOREIGN TABLE obs_from_store_sales_001 ( ss_sold_date_sk integer , ss_sold_time_sk integer , ss_item_sk integer not null, ss_customer_sk integer , ss_cdemo_sk integer , ss_hdemo_sk integer , ss_addr_sk integer , ss_store_sk integer , ss_promo_sk integer , ss_ticket_number bigint not null, ss_quantity integer , 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 'obs://dws/download/dws_sample_database_data_files/store_sales/store_sales' , format 'text', delimiter '|', encoding 'utf8', noescaping 'true', ACCESS_KEY 'access_key_value_to_be_replaced', SECRET_ACCESS_KEY 'secret_access_key_value_to_be_replaced', reject_limit 'unlimited', chunksize '64' ) with err_obs_from_store_sales_001;

3. Run INSERT to insert data.

   1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

   INSERT INTO customer_address SELECT * FROM obs_from_customer_address_001 ; INSERT INTO customer_demographics SELECT * FROM obs_from_customer_demographics_001 ; INSERT INTO date_dim SELECT * FROM obs_from_date_dim_001; INSERT INTO warehouse SELECT * FROM obs_from_warehouse_001; INSERT INTO ship_mode SELECT * FROM obs_from_ship_mode_001; INSERT INTO time_dim SELECT * FROM obs_from_time_dim_001; INSERT INTO reason SELECT * FROM obs_from_reason_001; INSERT INTO income_band SELECT * FROM obs_from_income_band_001; INSERT INTO item SELECT * FROM obs_from_item_001; INSERT INTO store SELECT * FROM obs_from_store_001; INSERT INTO call_center SELECT * FROM obs_from_call_center_001; INSERT INTO customer SELECT * FROM obs_from_customer_001; INSERT INTO web_site SELECT * FROM obs_from_web_site_001; INSERT INTO store_returns SELECT * FROM obs_from_store_returns_001; INSERT INTO household_demographics SELECT * FROM obs_from_household_demographics_001; INSERT INTO web_page SELECT * FROM obs_from_web_page_001; INSERT INTO promotion SELECT * FROM obs_from_promotion_001; INSERT INTO catalog_page SELECT * FROM obs_from_catalog_page_001; INSERT INTO inventory SELECT * FROM obs_from_inventory_001; INSERT INTO catalog_returns SELECT * FROM obs_from_catalog_returns_001; INSERT INTO web_returns SELECT * FROM obs_from_web_returns_001; INSERT INTO web_sales SELECT * FROM obs_from_web_sales_001; INSERT INTO catalog_sales SELECT * FROM obs_from_catalog_sales_001; INSERT INTO store_sales SELECT * FROM obs_from_store_sales_001;

4. Optimize performance.

   1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

   ANALYZE customer_address; ANALYZE customer_demographics; ANALYZE date_dim; ANALYZE warehouse; ANALYZE ship_mode; ANALYZE time_dim; ANALYZE reason; ANALYZE income_band; ANALYZE item; ANALYZE store; ANALYZE call_center; ANALYZE customer; ANALYZE web_site; ANALYZE store_returns; ANALYZE household_demographics; ANALYZE web_page; ANALYZE promotion; ANALYZE catalog_page; ANALYZE inventory; ANALYZE catalog_returns; ANALYZE web_returns; ANALYZE web_sales; ANALYZE catalog_sales; ANALYZE store_sales;

5. Run SELECT to query the database. For details, see "SELECT."

   1 2 3 4 5

   -- Query all records and sort them in alphabetic order. SELECT r_reason_desc FROM tpcds.reason ORDER BY r_reason_desc; -- Filter based on query conditions, and group the results: SELECT r_reason_id, AVG(r_reason_sk) FROM tpcds.reason GROUP BY r_reason_id HAVING AVG(r_reason_sk) > 25;