到目前为止,说粤语的人数将近有7000多万人,这么庞大的一个开发者_如何学C使用群体也突出得证明了它所具有的魅力,然而很多香港人却听不懂广州人所说的粤语。广州话和香港话有什么区别呢?
Is there a single query (subqueries in it are allowed) where I can copy the content of one field into another field, per row. Example: