public virtual Schema GetOutputSchemaAtCompileTime(
	string[] requestedColumns,
	string[] args,
	Schema leftSchema,
	string leftTable,
	Schema rightSchema,
	string rightTable
)

Public Overridable Function GetOutputSchemaAtCompileTime ( _
	requestedColumns As String(), _
	args As String(), _
	leftSchema As Schema, _
	leftTable As String, _
	rightSchema As Schema, _
	rightTable As String _
) As Schema

public:
virtual Schema^ GetOutputSchemaAtCompileTime(
	array<String^>^ requestedColumns, 
	array<String^>^ args, 
	Schema^ leftSchema, 
	String^ leftTable, 
	Schema^ rightSchema, 
	String^ rightTable
)