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PostgreSQL MCQs

Can you define variables in PostgreSQL pl/pgSQL whose value cannot be null?

No, you cannot

Yes, you can use 'NOT NULL' after datatype

Yes, you can use 'NON NULLABLE' after datatype

Yes, that is the default case, for setting it to hold null values 'NULLABLE' is used after datatype

Answer

Correct Answer: Yes, you can use 'NOT NULL' after datatype

Explanation:

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