Computer Science, asked by chshahroz2679, 1 year ago

How to declare a variable in MySQL?

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Answered by AditiSinha23

The variable name must follow the naming rules of MySQL table column names. Second, you specify the data type of the variable and its size. A variable can have any MySQL data types such as INT , VARCHAR , and DATETIME . Third, when you declare a variable, its initial value is NULL .

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