elena belykh
55 lines
1018 B
SQL
55 lines
1018 B
SQL
SELECT
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name,
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category,
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price,
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price * 1.10 AS price_with_markup,
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price * 1.20 AS price_with_vat,
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COALESCE(email_support, 'нет почты') AS status
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FROM products_extended
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WHERE in_stock = true
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AND category NOT IN ('smartwatch', 'ebook_reader')
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AND price BETWEEN 300 AND 1300;
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SELECT
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name,
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category,
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email_support,
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price * 1.25 AS price_25,
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price > 1000 AS premium
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FROM products_extended
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WHERE (price < 150 OR price > 1200)
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AND email_support IS NOT NULL;
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SELECT
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id,
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name,
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category,
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price
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FROM products_extended
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WHERE category IN ('smartphone', 'laptop', 'tablet')
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AND name NOT LIKE '%i%'
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AND price BETWEEN 500 AND 1300
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ORDER BY id;
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SELECT
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name,
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category,
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price,
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'нет поддержки' AS comment
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FROM products_extended
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WHERE in_stock = true
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AND email_support IS NULL
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AND price < 800;
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SELECT
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name,
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category,
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price,
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price > 1000 AS premium
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FROM products_extended
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WHERE (name LIKE '%Pro' OR name LIKE '%X%')
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AND in_stock = true
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AND price > 700;
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