Wybierz wszystkie opoprawne kwerendy.
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select 10 as weight in kilograms, 'Alice' as name, 0.74 as "height_in_meters";
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SELECT 'Alice';
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select 5, 510000.00220462, 'Bob';
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SELECT 10 as weight_in_kilograms, 'Bob' AS name, 0.74 as "height in meters";
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selec 'Bob';
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select 10, 2020 as year;
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SELECT Alice Becker AS name;
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SELECT 5; 510000.00220462, 'Alice';