Write a command to add a NOT NULL
table.
constraint on FEES column of a student...pls answer I will mark u as brainiest...
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Write a command to add a NOT NULL
table.
constraint on FEES column of a student...pls answer I will mark u as brainiest...
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Answer:
To add not null constraint to an existing column in MySQL, we will use the ALTER command. This is a type of validation to restrict the user from entering null values. Let us see an example. Firstly, we will create a table.
Answer:
insert into student "fees" NOT NULL;