Suppose if we have a situation like we need to store non unique or null v

I know that i can create a table without a primary key.But
is there any significance for that table???? while creating
an application.

Question Posted / manikandan. s

Answer Posted / manikandan. s

Suppose if we have a situation like we need to store non
unique or null values in any of the column then we should
have table without primary key.

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