static bool CheckDrop()
{
//make a drop statement for a index
//delete this index before delete the table, return true
DropStatement test_drop_index = new DropStatement();
test_drop_index.TargetType = DropTarget.Index;
test_drop_index.IndexName = "index_for_student_id";
bool test4 = icatalog.TryDropStatement(test_drop_index);
// Console.WriteLine("Delete Index1, expecting true:");
// Console.WriteLine(test4);
Debug.Assert(test4 == true);
//make a drop statement for a table
//delete this table and its assotiated indices, return true
DropStatement test_drop_table = new DropStatement();
test_drop_table.TargetType = DropTarget.Table;
test_drop_table.TableName = "Student";
bool test3 = icatalog.TryDropStatement(test_drop_table);
// Console.WriteLine("Delete table, expecting true:");
// Console.WriteLine(test3);
Debug.Assert(test3 == true);
//make a drop statement for a index
//delete this
DropStatement test_drop_index2 = new DropStatement();
test_drop_index2.TargetType = DropTarget.Index;
test_drop_index2.IndexName = "index2";
bool test5 = icatalog.TryDropStatement(test_drop_index2);
// Console.WriteLine("Delete index2 after deleting table, expecting false:");
// Console.WriteLine(test5);
Debug.Assert(test5 == false);
return(true);
}
