| # Task: 003 |
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| **Database:** retails |
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| ## Question |
| Which supplier has the largest inventory value? |
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| ## Gold Query |
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|
| ```sql |
| SELECT |
| s.s_suppkey, |
| s.s_name, |
| SUM(ps.ps_supplycost * ps.ps_availqty) as inventory_value_supply_cost |
| FROM supplier s |
| JOIN partsupp ps ON s.s_suppkey = ps.ps_suppkey |
| GROUP BY s.s_suppkey, s.s_name |
| ORDER BY inventory_value_supply_cost DESC |
| LIMIT 1; |
| ``` |
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|
| **Execution Result:** |
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|
| | s_suppkey | s_name | inventory_value_supply_cost | |
| |-------------|--------------------|-------------------------------| |
| | 5704 | Supplier#000005704 | 2.8119636e+08 | |
| |
| *1 rows* |
