SQL Server LEFT JOIN and WHERE clause

Question

Here is my code

SELECT ID, Name, Phone 
FROM Table1 
LEFT JOIN Table2 ON Table1.ID = Table2.ID
WHERE Table1.ID = 12 AND Table2.IsDefault = 1

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Answer 1

Try this :

SELECT ID, Name, Phone 
FROM Table1 
LEFT JOIN Table2 ON Table1.ID = Table2.ID
WHERE Table1.ID = 12 AND isnull(Table2.IsDefault,1) = 1

You were almost there :-)