Problems With Null Value In Sql Sql Lesson 25

Quick Context: ISNULL -- ISNULL(expression, replacementvalue) CASE STATEMENT COALASCE -- COALASCE(expression,value1,value2.

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ISNULL -- ISNULL(expression, replacementvalue) CASE STATEMENT COALASCE -- COALASCE(expression,value1,value2.

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ISNULL -- ISNULL(expression, replacementvalue) CASE STATEMENT COALASCE -- COALASCE(expression,value1,value2.

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