Point out the wrong statement.
(a) Transact-SQL user-defined functions in queries can only be executed on a multiple thread
(b) User-defined scalar functions return a single data value of the type defined in the RETURNS clause
(c) User-defined table-valued functions return a table data type
(d) All of the mentioned
This question was posed to me in class test.
My question is based upon User Defined Functions in chapter Developing with SQL Server of SQL Server