query parameters

What Is Named Parameter In Java?

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What Is Named Parameter In Java? Named parameters are query parameters that are prefixed with a colon (:). Named parameters in a query are bound to an argument by the following method: javax.persistence.Query.setParameter(String name, Object value) How many parameters are there in Java? There is a technical maximum of 255 parameters that a method can

Can We Make URI Parameter Optional?

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Can We Make URI Parameter Optional? You can make a URI parameter as optional by adding a question mark (“?”) to the route parameter. If you make a route parameter as optional then you must specify a default value by using parameter = value for the method parameter. Can query parameters be mandatory? Yes, mandatory