数据库E-R图
2018-10-17 15:48:13 388 举报数据库E-R图设计
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大纲/内容
bulletin
schooltype
字段
约束
id
PK
name
terminal
dt
title
content
valid
source
author
feetype
institution_id
file
school_id
area_id
agespan_id
address
location
website
telephone
feedesc
timeopen
timeclose
feetype_id
longitude
latitude
featuredesc
feature_id
school
institution_feature
feature
teachdesc
schooltype_id
leisure
treashhold
partner
artsource
distinguish
fromage
toage
account_id
type
code
username
password
role
flag_telephone
checkcode
dtcreate
institution
bulletin_id
FK1
agespan
institution_image
account
bulletin_image
school_image
area
school_feature
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