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Creates a user-defined function that is a saved Transact-SQL routine that returns a value. User-defined functions cannot be used to perform a set of actions that modify the state of the global database. As with system functions, user-defined

Create a user-defined function, which is a stored Transact-SQL routine of the returned value. User-defined functions cannot be used to modify the global database status. Like system functions, user-defined functions can be called from queries. You

Create a user-defined function, which is a stored Transact-SQL routine of the returned value. User-defined functions cannot be used to modify the global database status. Like system functions, user-defined functions can be called from queries. You

SQL Function user-defined functions and function Functions Directory Background (why do I need to use a custom function if a stored procedure already exists)Development HistoryCompositionUsageApplicabilityNotesQuestionContent Background (why do I

The Define () function defines a constant.define () functions: Defines a constant. Constants is much like variables, except for the following differences: constants [constant] and variables [variable] There are many similarities, so it is easy to

There is a document that defines a function func (), while embedding an IFRAME in the document, the method of calling the parent window in this iframe: Parent.func (), originally I thought this function's environment is in this IFRAME itself inside ,

 System functions are defined multiple times: Consider the possibility of having a main function in more than one place===================================================================================================(. fini+0x0): ' _fini ' is

A static member of a class, which is shared by all objects, is allocated at the start of the process, and is then fixed without allocating space. The difference between a static member variable of a class and a global variable outside the class is

in the area of storage, there have been too many new concepts in recent times, including "Software-defined storage", " Server SAN " and" cloud storage ". A lot of concepts make people foggy, unintelligible. So what exactly is software-defined

1, the problem description If the defined function has a return value, the following description of the function call is incorrect (D)A the function call can exist as a separate statementB) function calls can be as arguments to a functionC)