sp_cursorunprepare (Transact-SQL)
Applies to: 
SQL Server
Discards the execution plan developed in the sp_cursorprepare stored procedure. sp_cursorunprepare is invoked by specifying ID = 6 in a tabular data stream (TDS) packet.
Transact-SQL syntax conventions
Syntax
sp_cursorunprepare handle
[ ; ]
Arguments
handle
The handle value returned by sp_cursorprepare when the statement is prepared.