Sponsored Topics. For geographic and demographic information on the census-designated place Bridgewater, please see the article Bridgewater (CDP), Massachusetts. The Town of Bridgewater is a city in Plymouth County, Massachusetts, United States, 28 miles (43 km) south of Boston. At the 2000 Census, the population was 25,185.
User-defined functions combine the advantages of stored procedures with the capabilities of SQL predefined functions. They can accept parameters, perform specific calculations based on data retrieved by one or more SELECT statement, and return results directly to the calling SQL statement.
In a table-valued user-defined function: 1  The RETURNS clause defines a local return variable name for the table returned by the function. The RETURNS clause also defines the format of the table. 2  The Transact-SQL statements in the function body build and insert rows into the return variable defined by the RETURNS clause.