private static bool Act(string[] args)
{
var db = new TestDb();
db.CreateScalarFunction(new ContainsScalarFunction());
var input1 = args[0];
var input2 = args[1];
var contains = db.ExecuteScalar <bool>("select " + ContainsScalarFunction.Function_Name + "(?, ?);", input1, input2);
return(contains);
}