{ "status": "done", "db_schema": { "customer": { "table_name": "customer", "columns": { "c_custkey": { "name": "c_custkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Unique identifier for each customer", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 100.5, \"std\": 57.879184513951124, \"min\": 1.0, \"25%\": 50.75, \"50%\": 100.5, \"75%\": 150.25, \"max\": 200.0}" }, "c_name": { "name": "c_name", "type": "VARCHAR(25)", "default": null, "comment": null, "nullable": false, "column_description": "Customer's name", "column_statistics": "{\"count\": 200, \"unique\": 200, \"top\": \"Customer#000000001\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}", "description": "Customer's name" }, "c_address": { "name": "c_address", "type": "VARCHAR(40)", "default": null, "comment": null, "nullable": false, "column_description": "Customer's address", "column_statistics": "{\"count\": 200, \"unique\": 200, \"top\": \"IVhzIApeRb ot,c,E\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "c_nationkey": { "name": "c_nationkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Foreign key referring to the nation table (n_nationkey) to which the customer belongs", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 11.24, \"std\": 6.924024158880717, \"min\": 0.0, \"25%\": 5.0, \"50%\": 10.5, \"75%\": 17.0, \"max\": 24.0}" }, "c_phone": { "name": "c_phone", "type": "CHAR(15)", "default": null, "comment": null, "nullable": false, "column_description": "Customer's phone number", "column_statistics": "{\"count\": 200, \"unique\": 200, \"top\": \"25-989-741-2988\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "c_acctbal": { "name": "c_acctbal", "type": "DECIMAL(15, 2)", "default": null, "comment": null, "nullable": false, "column_description": "Customer's account balance", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 4422.5248, \"std\": 3173.7107433181786, \"min\": -986.96, \"25%\": 1816.585, \"50%\": 4325.835, \"75%\": 7325.5125, \"max\": 9983.38}" }, "c_mktsegment": { "name": "c_mktsegment", "type": "CHAR(10)", "default": null, "comment": null, "nullable": false, "column_description": "Market segment the customer belongs to", "column_statistics": "{\"count\": 200, \"unique\": 5, \"top\": \"FURNITURE\", \"freq\": 46, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "c_comment": { "name": "c_comment", "type": "VARCHAR(117)", "default": null, "comment": null, "nullable": false, "column_description": "Additional comments about the customer", "column_statistics": "{\"count\": 200, \"unique\": 200, \"top\": \"to the even, regular platelets. regular, ironic epitaphs nag e\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" } }, "description": "Contains information about customers, including their contact details, account balance, and market segment.", "status": "done" }, "lineitem": { "table_name": "lineitem", "columns": { "l_orderkey": { "name": "l_orderkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Unique identifier for each order, refers to o_orderkey in orders table", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 93.895, \"std\": 57.711063142565884, \"min\": 1.0, \"25%\": 39.0, \"50%\": 98.0, \"75%\": 134.0, \"max\": 194.0}" }, "l_partkey": { "name": "l_partkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Unique identifier for each part, refers to p_partkey in part table", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 96402.735, \"std\": 57329.94915833487, \"min\": 450.0, \"25%\": 44946.75, \"50%\": 95712.5, \"75%\": 139839.25, \"max\": 198344.0}" }, "l_suppkey": { "name": "l_suppkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Unique identifier for each supplier, refers to s_suppkey in supplier table", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 4931.34, \"std\": 2866.8579537596866, \"min\": 22.0, \"25%\": 2449.0, \"50%\": 4862.0, \"75%\": 7519.25, \"max\": 9983.0}" }, "l_linenumber": { "name": "l_linenumber", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Line number of the item within the order", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 2.985, \"std\": 1.693847868911218, \"min\": 1.0, \"25%\": 1.75, \"50%\": 3.0, \"75%\": 4.0, \"max\": 7.0}" }, "l_quantity": { "name": "l_quantity", "type": "DECIMAL(15, 2)", "default": null, "comment": null, "nullable": false, "column_description": "Quantity of the item ordered", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 25.78, \"std\": 13.592844703581308, \"min\": 1.0, \"25%\": 14.0, \"50%\": 26.5, \"75%\": 37.0, \"max\": 50.0}", "description": "Quantity of the item ordered" }, "l_extendedprice": { "name": "l_extendedprice", "type": "DECIMAL(15, 2)", "default": null, "comment": null, "nullable": false, "column_description": "Extended price of the item (quantity * price)", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 37259.583399999996, \"std\": 21321.46451481629, \"min\": 1606.52, \"25%\": 21385.699999999997, \"50%\": 34964.75, \"75%\": 50498.155, \"max\": 88089.08}" }, "l_discount": { "name": "l_discount", "type": "DECIMAL(15, 2)", "default": null, "comment": null, "nullable": false, "column_description": "Discount applied to the item", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 0.04875, \"std\": 0.031637670759006205, \"min\": 0.0, \"25%\": 0.02, \"50%\": 0.05, \"75%\": 0.08, \"max\": 0.1}" }, "l_tax": { "name": "l_tax", "type": "DECIMAL(15, 2)", "default": null, "comment": null, "nullable": false, "column_description": "Tax applied to the item", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 0.03945, \"std\": 0.025700194551792795, \"min\": 0.0, \"25%\": 0.02, \"50%\": 0.04, \"75%\": 0.06, \"max\": 0.08}" }, "l_returnflag": { "name": "l_returnflag", "type": "CHAR(1)", "default": null, "comment": null, "nullable": false, "column_description": "Flag indicating if the item was returned", "column_statistics": "{\"count\": 200, \"unique\": 3, \"top\": \"N\", \"freq\": 105, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "l_linestatus": { "name": "l_linestatus", "type": "CHAR(1)", "default": null, "comment": null, "nullable": false, "column_description": "Status of the line item (e.g., shipped, pending)", "column_statistics": "{\"count\": 200, \"unique\": 2, \"top\": \"O\", \"freq\": 105, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "l_shipdate": { "name": "l_shipdate", "type": "DATE", "default": null, "comment": null, "nullable": false, "column_description": "Date the item was shipped", "column_statistics": "{\"count\": 200, \"unique\": 190, \"top\": \"1993-12-09\", \"freq\": 2, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "l_commitdate": { "name": "l_commitdate", "type": "DATE", "default": null, "comment": null, "nullable": false, "column_description": "Date the item was committed", "column_statistics": "{\"count\": 200, \"unique\": 187, \"top\": \"1998-03-20\", \"freq\": 2, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "l_receiptdate": { "name": "l_receiptdate", "type": "DATE", "default": null, "comment": null, "nullable": false, "column_description": "Date the item was received", "column_statistics": "{\"count\": 200, \"unique\": 188, \"top\": \"1996-01-29\", \"freq\": 2, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "l_shipinstruct": { "name": "l_shipinstruct", "type": "CHAR(25)", "default": null, "comment": null, "nullable": false, "column_description": "Shipping instructions for the item", "column_statistics": "{\"count\": 200, \"unique\": 4, \"top\": \"NONE\", \"freq\": 57, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "l_shipmode": { "name": "l_shipmode", "type": "CHAR(10)", "default": null, "comment": null, "nullable": false, "column_description": "Shipping mode for the item (e.g., air, ground)", "column_statistics": "{\"count\": 200, \"unique\": 7, \"top\": \"RAIL\", \"freq\": 34, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "l_comment": { "name": "l_comment", "type": "VARCHAR(44)", "default": null, "comment": null, "nullable": false, "column_description": "Additional comments about the line item", "column_statistics": "{\"count\": 200, \"unique\": 200, \"top\": \"egular courts above the\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" } }, "description": "Contains details about individual items in an order, including quantity, price, discounts, taxes, shipping information, and status.", "status": "done" }, "nation": { "table_name": "nation", "columns": { "n_nationkey": { "name": "n_nationkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Unique identifier for each nation", "column_statistics": "{\"count\": 25.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 12.0, \"std\": 7.359800721939872, \"min\": 0.0, \"25%\": 6.0, \"50%\": 12.0, \"75%\": 18.0, \"max\": 24.0}" }, "n_name": { "name": "n_name", "type": "CHAR(25)", "default": null, "comment": null, "nullable": false, "column_description": "Name of the nation", "column_statistics": "{\"count\": 25, \"unique\": 25, \"top\": \"ALGERIA\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "n_regionkey": { "name": "n_regionkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Foreign key referring to the region table (r_regionkey) to which the nation belongs", "column_statistics": "{\"count\": 25.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 2.0, \"std\": 1.4433756729740645, \"min\": 0.0, \"25%\": 1.0, \"50%\": 2.0, \"75%\": 3.0, \"max\": 4.0}" }, "n_comment": { "name": "n_comment", "type": "VARCHAR(152)", "default": null, "comment": null, "nullable": true, "column_description": "Additional comments about the nation", "column_statistics": "{\"count\": 25, \"unique\": 25, \"top\": \" haggle. carefully final deposits detect slyly agai\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" } }, "description": "Contains information about nations, including their names and associated regions.", "status": "done" }, "orders": { "table_name": "orders", "columns": { "o_orderkey": { "name": "o_orderkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Unique identifier for each order", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 391.5, \"std\": 231.52813302471375, \"min\": 1.0, \"25%\": 194.75, \"50%\": 388.5, \"75%\": 582.25, \"max\": 800.0}" }, "o_custkey": { "name": "o_custkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Foreign key referring to the customer table (c_custkey) who placed the order", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 73275.45, \"std\": 41380.70571322003, \"min\": 302.0, \"25%\": 39994.75, \"50%\": 69370.5, \"75%\": 107815.25, \"max\": 149641.0}" }, "o_orderstatus": { "name": "o_orderstatus", "type": "CHAR(1)", "default": null, "comment": null, "nullable": false, "column_description": "Status of the order (e.g., shipped, pending, canceled)", "column_statistics": "{\"count\": 200, \"unique\": 3, \"top\": \"F\", \"freq\": 97, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "o_totalprice": { "name": "o_totalprice", "type": "DECIMAL(15, 2)", "default": null, "comment": null, "nullable": false, "column_description": "Total price of the order, including all line items, discounts, taxes, and shipping costs", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 148201.4759, \"std\": 90343.14052688197, \"min\": 1156.67, \"25%\": 69940.4975, \"50%\": 143902.70500000002, \"75%\": 204815.6675, \"max\": 355180.76}" }, "o_orderdate": { "name": "o_orderdate", "type": "DATE", "default": null, "comment": null, "nullable": false, "column_description": "Date the order was placed", "column_statistics": "{\"count\": 200, \"unique\": 188, \"top\": \"1994-03-13\", \"freq\": 2, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "o_orderpriority": { "name": "o_orderpriority", "type": "CHAR(15)", "default": null, "comment": null, "nullable": false, "column_description": "Priority level of the order (e.g., high, medium, low)", "column_statistics": "{\"count\": 200, \"unique\": 5, \"top\": \"2-HIGH\", \"freq\": 50, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "o_clerk": { "name": "o_clerk", "type": "CHAR(15)", "default": null, "comment": null, "nullable": false, "column_description": "Clerk responsible for processing the order", "column_statistics": "{\"count\": 200, \"unique\": 182, \"top\": \"Clerk#000000448\", \"freq\": 4, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "o_shippriority": { "name": "o_shippriority", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Shipping priority of the order, higher values indicate higher priority", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 0.0, \"std\": 0.0, \"min\": 0.0, \"25%\": 0.0, \"50%\": 0.0, \"75%\": 0.0, \"max\": 0.0}" }, "o_comment": { "name": "o_comment", "type": "VARCHAR(79)", "default": null, "comment": null, "nullable": false, "column_description": "Additional comments about the order", "column_statistics": "{\"count\": 200, \"unique\": 200, \"top\": \"nstructions sleep furiously among \", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" } }, "description": "Contains information about orders, including customer, order status, total price, order date, priority, shipping priority, and comments.", "status": "done" }, "part": { "table_name": "part", "columns": { "p_partkey": { "name": "p_partkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Unique identifier for each part", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 100.5, \"std\": 57.879184513951124, \"min\": 1.0, \"25%\": 50.75, \"50%\": 100.5, \"75%\": 150.25, \"max\": 200.0}" }, "p_name": { "name": "p_name", "type": "VARCHAR(55)", "default": null, "comment": null, "nullable": false, "column_description": "Name of the part", "column_statistics": "{\"count\": 200, \"unique\": 200, \"top\": \"goldenrod lavender spring chocolate lace\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "p_mfgr": { "name": "p_mfgr", "type": "CHAR(25)", "default": null, "comment": null, "nullable": false, "column_description": "Manufacturer of the part", "column_statistics": "{\"count\": 200, \"unique\": 5, \"top\": \"Manufacturer#3\", \"freq\": 45, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "p_brand": { "name": "p_brand", "type": "CHAR(10)", "default": null, "comment": null, "nullable": false, "column_description": "Brand of the part", "column_statistics": "{\"count\": 200, \"unique\": 25, \"top\": \"Brand#53\", \"freq\": 17, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "p_type": { "name": "p_type", "type": "VARCHAR(25)", "default": null, "comment": null, "nullable": false, "column_description": "Type of the part", "column_statistics": "{\"count\": 200, \"unique\": 114, \"top\": \"MEDIUM POLISHED BRASS\", \"freq\": 4, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "p_size": { "name": "p_size", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Size of the part", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 24.635, \"std\": 14.254040245368431, \"min\": 1.0, \"25%\": 12.75, \"50%\": 25.0, \"75%\": 36.0, \"max\": 49.0}" }, "p_container": { "name": "p_container", "type": "CHAR(10)", "default": null, "comment": null, "nullable": false, "column_description": "Container used for the part", "column_statistics": "{\"count\": 200, \"unique\": 40, \"top\": \"WRAP DRUM\", \"freq\": 12, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "p_retailprice": { "name": "p_retailprice", "type": "DECIMAL(15, 2)", "default": null, "comment": null, "nullable": false, "column_description": "Retail price of the part", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 1000.596, \"std\": 57.93699865427386, \"min\": 901.0, \"25%\": 950.8, \"50%\": 1000.6, \"75%\": 1050.4, \"max\": 1100.2}" }, "p_comment": { "name": "p_comment", "type": "VARCHAR(23)", "default": null, "comment": null, "nullable": false, "column_description": "Additional comments about the part", "column_statistics": "{\"count\": 200, \"unique\": 200, \"top\": \"ly. slyly ironi\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" } }, "description": "Contains information about parts, including their names, manufacturers, brands, types, sizes, containers, retail prices, and comments.", "status": "done" }, "partsupp": { "table_name": "partsupp", "columns": { "ps_partkey": { "name": "ps_partkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Unique identifier for each part, refers to p_partkey in part table", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 25.5, \"std\": 14.467082719472517, \"min\": 1.0, \"25%\": 13.0, \"50%\": 25.5, \"75%\": 38.0, \"max\": 50.0}" }, "ps_suppkey": { "name": "ps_suppkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Unique identifier for each supplier, refers to s_suppkey in supplier table", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 3776.5, \"std\": 2802.1363440154482, \"min\": 2.0, \"25%\": 1889.25, \"50%\": 3776.5, \"75%\": 5663.75, \"max\": 7551.0}" }, "ps_availqty": { "name": "ps_availqty", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Available quantity of the part supplied by the supplier", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 4865.96, \"std\": 2808.9625507395585, \"min\": 43.0, \"25%\": 2735.0, \"50%\": 4690.0, \"75%\": 7123.0, \"max\": 9988.0}" }, "ps_supplycost": { "name": "ps_supplycost", "type": "DECIMAL(15, 2)", "default": null, "comment": null, "nullable": false, "column_description": "Cost of supplying the part by the supplier", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 510.61260000000004, \"std\": 285.03605029024897, \"min\": 14.78, \"25%\": 283.335, \"50%\": 537.85, \"75%\": 746.7275, \"max\": 996.12}" }, "ps_comment": { "name": "ps_comment", "type": "VARCHAR(199)", "default": null, "comment": null, "nullable": false, "column_description": "Additional comments about the part-supplier relationship", "column_statistics": "{\"count\": 200, \"unique\": 200, \"top\": \", even theodolites. regular, final theodolites eat after the carefully pending foxes. furiously regular deposits sleep slyly. carefully bold realms above the ironic dependencies haggle careful\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" } }, "description": "Contains information about the relationship between parts and suppliers, including available quantity, supply cost, and comments.", "status": "done" }, "region": { "table_name": "region", "columns": { "r_regionkey": { "name": "r_regionkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Unique identifier for each region", "column_statistics": "{\"count\": 5.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 2.0, \"std\": 1.5811388300841898, \"min\": 0.0, \"25%\": 1.0, \"50%\": 2.0, \"75%\": 3.0, \"max\": 4.0}" }, "r_name": { "name": "r_name", "type": "CHAR(25)", "default": null, "comment": null, "nullable": false, "column_description": "Name of the region", "column_statistics": "{\"count\": 5, \"unique\": 5, \"top\": \"AFRICA\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "r_comment": { "name": "r_comment", "type": "VARCHAR(152)", "default": null, "comment": null, "nullable": true, "column_description": "Additional comments about the region", "column_statistics": "{\"count\": 5, \"unique\": 5, \"top\": \"lar deposits. blithely final packages cajole. regular waters are final requests. regular accounts are according to \", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" } }, "description": "Contains information about regions, including their names and comments.", "status": "done" }, "supplier": { "table_name": "supplier", "columns": { "s_suppkey": { "name": "s_suppkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Unique identifier for each supplier", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 100.5, \"std\": 57.879184513951124, \"min\": 1.0, \"25%\": 50.75, \"50%\": 100.5, \"75%\": 150.25, \"max\": 200.0}" }, "s_name": { "name": "s_name", "type": "CHAR(25)", "default": null, "comment": null, "nullable": false, "column_description": "Supplier's name", "column_statistics": "{\"count\": 200, \"unique\": 200, \"top\": \"Supplier#000000001\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "s_address": { "name": "s_address", "type": "VARCHAR(40)", "default": null, "comment": null, "nullable": false, "column_description": "Supplier's address", "column_statistics": "{\"count\": 200, \"unique\": 200, \"top\": \" N kD4on9OM Ipw3,gf0JBoQDd7tgrzrddZ\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "s_nationkey": { "name": "s_nationkey", "type": "INTEGER", "default": null, "comment": null, "nullable": false, "autoincrement": false, "column_description": "Foreign key referring to the nation table (n_nationkey) to which the supplier belongs", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 12.625, \"std\": 7.165269039052899, \"min\": 0.0, \"25%\": 7.0, \"50%\": 13.0, \"75%\": 19.0, \"max\": 24.0}" }, "s_phone": { "name": "s_phone", "type": "CHAR(15)", "default": null, "comment": null, "nullable": false, "column_description": "Supplier's phone number", "column_statistics": "{\"count\": 200, \"unique\": 200, \"top\": \"27-918-335-1736\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" }, "s_acctbal": { "name": "s_acctbal", "type": "DECIMAL(15, 2)", "default": null, "comment": null, "nullable": false, "column_description": "Supplier's account balance", "column_statistics": "{\"count\": 200.0, \"unique\": NaN, \"top\": NaN, \"freq\": NaN, \"mean\": 4271.46295, \"std\": 3239.7114496497607, \"min\": -966.2, \"25%\": 1482.2525, \"50%\": 4178.73, \"75%\": 6960.6275000000005, \"max\": 9915.24}" }, "s_comment": { "name": "s_comment", "type": "VARCHAR(101)", "default": null, "comment": null, "nullable": false, "column_description": "Additional comments about the supplier", "column_statistics": "{\"count\": 200, \"unique\": 200, \"top\": \"each slyly above the careful\", \"freq\": 1, \"mean\": NaN, \"std\": NaN, \"min\": NaN, \"25%\": NaN, \"50%\": NaN, \"75%\": NaN, \"max\": NaN}" } }, "description": "Contains information about suppliers, including their contact details, account balance, and comments.", "status": "done" } }, "tables_sample_data": { "customer": { "table_name": "customer", "sample_data_str": "[[1, \"Customer#000000001\", \"IVhzIApeRb ot,c,E\", 15, \"25-989-741-2988\", 711.56, \"BUILDING\", \"to the even, regular platelets. regular, ironic epitaphs nag e\"]]" }, "lineitem": { "table_name": "lineitem", "sample_data_str": "[[1, 155190, 7706, 1, 17.0, 21168.23, 0.04, 0.02, \"N\", \"O\", \"1996-03-13\", \"1996-02-12\", \"1996-03-22\", \"DELIVER IN PERSON\", \"TRUCK\", \"egular courts above the\"]]" }, "nation": { "table_name": "nation", "sample_data_str": "[[0, \"ALGERIA\", 0, \" haggle. carefully final deposits detect slyly agai\"]]" }, "orders": { "table_name": "orders", "sample_data_str": "[[1, 36901, \"O\", 173665.47, \"1996-01-02\", \"5-LOW\", \"Clerk#000000951\", 0, \"nstructions sleep furiously among \"]]" }, "part": { "table_name": "part", "sample_data_str": "[[1, \"goldenrod lavender spring chocolate lace\", \"Manufacturer#1\", \"Brand#13\", \"PROMO BURNISHED COPPER\", 7, \"JUMBO PKG\", 901.0, \"ly. slyly ironi\"]]" }, "partsupp": { "table_name": "partsupp", "sample_data_str": "[[1, 2, 3325, 771.64, \", even theodolites. regular, final theodolites eat after the carefully pending foxes. furiously regular deposits sleep slyly. carefully bold realms above the ironic dependencies haggle careful\"]]" }, "region": { "table_name": "region", "sample_data_str": "[[0, \"AFRICA\", \"lar deposits. blithely final packages cajole. regular waters are final requests. regular accounts are according to \"]]" }, "supplier": { "table_name": "supplier", "sample_data_str": "[[1, \"Supplier#000000001\", \" N kD4on9OM Ipw3,gf0JBoQDd7tgrzrddZ\", 17, \"27-918-335-1736\", 5755.94, \"each slyly above the careful\"]]" } }, "table_relationship": { "customer": { "orders": "One-to-many relationship: A customer can have multiple orders (o_custkey in orders table refers to c_custkey in customer table)." }, "lineitem": { "orders": "Many-to-one relationship: Each line item belongs to one order (l_orderkey in lineitem table refers to o_orderkey in orders table).", "part": "Many-to-one relationship: Each line item refers to one part (l_partkey in lineitem table refers to p_partkey in part table).", "supplier": "Many-to-one relationship: Each line item refers to one supplier (l_suppkey in lineitem table refers to s_suppkey in supplier table)." }, "nation": { "region": "Many-to-one relationship: Each nation belongs to one region (n_regionkey in nation table refers to r_regionkey in region table).", "customer": "One-to-many relationship: A nation can have multiple customers (c_nationkey in customer table refers to n_nationkey in nation table).", "supplier": "One-to-many relationship: A nation can have multiple suppliers (s_nationkey in supplier table refers to n_nationkey in nation table)." }, "orders": { "lineitem": "One-to-many relationship: An order can have multiple line items (o_orderkey in orders table refers to l_orderkey in lineitem table)." }, "part": { "lineitem": "One-to-many relationship: A part can be present in multiple line items (p_partkey in part table refers to l_partkey in lineitem table).", "partsupp": "One-to-many relationship: A part can have multiple suppliers (ps_partkey in partsupp table refers to p_partkey in part table)." }, "partsupp": { "part": "Many-to-one relationship: Each part-supplier relationship refers to one part (ps_partkey in partsupp table refers to p_partkey in part table).", "supplier": "Many-to-one relationship: Each part-supplier relationship refers to one supplier (ps_suppkey in partsupp table refers to s_suppkey in supplier table)." }, "region": { "nation": "One-to-many relationship: A region can have multiple nations (r_regionkey in region table refers to n_regionkey in nation table)." }, "supplier": { "lineitem": "One-to-many relationship: A supplier can be present in multiple line items (s_suppkey in supplier table refers to l_suppkey in lineitem table).", "partsupp": "One-to-many relationship: A supplier can supply multiple parts (ps_suppkey in partsupp table refers to s_suppkey in supplier table)." } }, "db_domain_knowledge": "The domain it belongs to is Supply Chain Management. The reason is that The given data sources contain information about customers, suppliers, parts, orders, and their relationships, which are all essential components of a supply chain.", "suggest_questions_list": [ { "type": "Descriptive Analysis", "question": "What is the average account balance of customers in each market segment?" }, { "type": "Inferential Analysis", "question": "Is there a significant difference in the average order total price between different regions?" }, { "type": "Diagnostic Analysis", "question": "What factors contribute to the high return rate of certain products?" }, { "type": "Predictive Analysis", "question": "Based on historical data, can we predict the demand for a specific part in the next quarter?" }, { "type": "Prescriptive Analysis", "question": "What actions can be taken to optimize the supply chain and reduce shipping costs?" } ] }