Geography, asked by Alokjhanwar, 3 months ago

constraints that allows us to leave the field while entering data in a table ​

Answers

Answered by pea4518977
0

Answer:

Column constraints and table constraints have the same function; the difference is in where you specify them. Table constraints allow you to specify more than one column in a PRIMARY KEY, UNIQUE, CHECK, or FOREIGN KEY constraint definition

Explanation:

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