which means that you cannot insert a new record - Eduguru

MySQL – NOT NULL Constraint

August 31, 2021 eduguru 0 Comments a column can hold NULL values. The "NOT NULL constraint" enforces a column to NOT accept NULL values. This enforces a field to always contain a value, NOT NULL Constraint, NOT NULL Constraint By default, which means that you cannot insert a new record

NOT NULL Constraint By default, a column can hold NULL values. The “NOT NULL constraint” enforces a column to NOT accept