book case table

基本解釋

So, in the case of the book table, there is a primary key field called book_id.
所以，在 book 表這個(gè)示例中，有一個(gè)主鍵字段叫做 book_id。
My book is in the desk. my pen and pencil in the pencil case my photo is under the table .
這是我的房間我的書(shū)在書(shū)桌裡麪。我的鋼筆和鉛筆在筆盒裡。
Listing 12 shows how to indicate the name of the many-to-many table—in this case, dw_books_authors—as well as the key for the book's ISBN in that same table.
清單 12 給出了多對(duì)多表的名稱 — 即 dw_books_authors — 以及該表中圖書(shū) ISBN 的鍵。