db plans

	A	B	D	E	F	G
1	User has_many :posts, has_many :tags, through :posts		Post belongs_to :user, has_many :tags
2	user_id	user_name	post_id	post_title	post_content	user_id
3	1	Bob	1	"What a Day!"	"Today was totally great!"	1
4	2	Sal	2	"About my day"	"Today was totally bad!"	2
5	3	Dan	3	"More news!"	"Today was totally full of news!"	2
6			4	"My opinion!"	"Today was totally unique!"	3
7			5	"Welcome home!"	"Home is the best!"	1
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11	Tags belongs_to :post, belongs_to :user		Tag/Post Join
12	tag_id	name	tag_id	post_id
13	1	great	1	1
14	2	bad	1	2
15	3	new	1
16	4	unique	1
17	5	best	2	1
18	6	day
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