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How do you write a SELECT statement that only returns rows where the value for a certain column is null?

question from:https://stackoverflow.com/questions/3369041/select-rows-where-column-is-null

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Do you mean something like:

SELECT COLUMN1, COLUMN2 FROM MY_TABLE WHERE COLUMN1 = 'Value' OR COLUMN1 IS NULL

?


与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
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