the function of an xml entity is similar to that of a macro definition xml实体的功能与宏定义类似。
each xml entity identifies a table in the database, while each attribute represents the value for a column 每个xml实体标识数据库中的一个表,而每个属性表示一列的值。
is set to true, then these characters will automatically be translated into the corresponding xml entities 设置为true,则会自动将这些字符转换成相应的xml实体(此处提到的字符分别转换成
most xml processors assume a base uri for each xml entity that makes up the document . you can override this default using xml base 多数xml处理程序都对组成文档的每个xml实体假定一个基url,可以使用xmlbase替换这种默认设置。