SQL Statements and SQL Requests
In Teradata SQL, a statement, a syntactic concept, has three components:
In Teradata SQL, a request defines a unit of work that is transmitted from a client application to Teradata Database in a single message. A request is a semantic concept that has several components, including:
All individual SQL statements, called single statement requests, are also individual SQL requests, but not all SQL requests are also SQL statements because one request can contain an unlimited number of SQL statements. This special case is called a multistatement request, and it is the primary superficial characteristic that distinguishes a statement from a request in the Teradata world. For more information, see “Multistatement Requests” on page 130.