What is a constriant in MySQL?
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Answer:
SQL constraints are used to specify rules for the data in a table. Constraints are used to limit the type of data that can go into a table.
constraints are the limit of datatype that you have used in creating table.
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Within a database, SQL constraints are being used to define the data or information regulations.
Explanation:
- The induction of constraints becomes intended to maintain the credibility of a database.
- MySQL constraints have been used to restrict or control the data form that could be placed into some kind of table and defines rules requiring or restricting what attributes can indeed be contained in columns.
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