Removes an <a>Expression</a>
from the search domain. For more
information, see Configuring Expressions
in the Amazon CloudSearch Developer Guide.
cloudsearch_delete_expression(DomainName, ExpressionName)
[required]
[required] The name of the <a>Expression</a>
to delete.
svc$delete_expression( DomainName = "string", ExpressionName = "string" )