如何设置derby.database。要运行嵌入式Java DB的类路径?

I have been searching documents about this similar problem all day long, but it seems I can't find the answer. I easily found a database in a server client mode (org.apache.derby.jdbc.ClientDriver), but I was confused about resulting database in embedded mode (org.apache.derby.jdbc.EmbeddedDriver).I have been searching documents about this simi