AIで始めるSQLクエリ入門
Jasmin Ludolf
Senior Data Science Content Developer
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商品名は?
顧客の所在地は?
製品はいくつある?
取引国はいくつ?

SELECT product_name, category
FROM products;
|product_name|category |
|------------|---------|
|Laptop |Computing|
|Desktop |Computing|
|Gaming |Computing|
...
プロンプト: products テーブルにあるカテゴリは?
SELECT DISTINCT category
FROM products;
| category |
|--------------------------|
|Audio |
|Computing |
|Home Climate & Air Quality|
|Laundry & Cleaning |
|Kitchen Appliances |
|Gaming |
|Mobile & Accessories |
|Smart Home |
|Office Equipment |
プロンプト: 販売している異なる商品カテゴリは?
SELECT DISTINCT category
FROM products;
| category |
|--------------------------|
|Audio |
|Computing |
|Home Climate & Air Quality|
|Laundry & Cleaning |
|Kitchen Appliances |
|Gaming |
|Mobile & Accessories |
|Smart Home |
|Office Equipment |
プロンプト: カテゴリと商品名の一意の組み合わせは?
SELECT DISTINCT product_name, category
FROM products;
|product_name | category |
|--------------------|--------------------|
|Dishwasher |Kitchen Appliances |
|Wireless Mouse |Computing |
|Gaming Console |Gaming |
|Bluetooth Headphones|Mobile & Accessories|
|Refrigerator |Kitchen Appliances |
...
各地域で取引しているサプライヤーは?

社内の職種(職位)は?
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DISTINCT を示すキーワード:$$
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AIで始めるSQLクエリ入門