How to Make Null Values Considered as Max in SQL?

SQL is a very powerful language for database queries. Using this query, you can easily find out if the columns are optional or not. SQL uses the null value as max because all of the values in an SQL table are called records and not rows. 

postgresql isnull with max

By Fine FishFine Fish on Oct 21, 2020 
SELECT coalesce(field, 'Empty') AS field_alias

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You should write code for normal querying as it is necessary to check any condition in an SQL query by using the join condition.

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