0
Tag:
columns:
name:
type: string(100)
TagNews:
columns:
tag_id:
type: integer
primary: true
news_id:
type: integer
primary: true
relations:
Tag: { onDelete: CASCADE, local: tag_id, foreign: id }
News: { onDelete: CASCADE, local: news_id, foreign: id }
News:
columns:
tag_id:
type: integer
name:
type: string(100)
relations:
Tag:
class: Tag
refClass: TagNews
local: news_id
foreign: tag_id
foreignAlias: TagNews
TAG:
| id | name |
| 1 | tag1 |
| 2 | tag2 |
| 3 | tag3 |
TagNews:
| id_tag | tag_news |
| 1 | 1 |
| 2 | 1 |
| 2 | 2 |
| 3 | 2 |
| 3 | 3 |
| 1 | 3 |
News:
| id | name |
| 1 | news1 |
| 2 | news2 |
| 3 | news3 |
| 4 | news4 |
| 5 | news5 |
我怎樣才能得到tag1等所有新聞?得到多對多的關係
例如site.com/tag/tag1? 我必須在action.class和template中寫什麼?我使用的Symfony 1.4學說和1.2