[数据库设计]使用Graphviz画ER图

 

Netkiller Developer 手札

November 15, 2008

Mr. Neo Chan, 陈景峰

 

中国广东省深圳市宝安区龙华镇
518109
+86 755 29812080
+86 755 29812080
<[email protected]>

 

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文档出处: http://netkiller.sourceforge.net/ | http://netkiller.github.com

文档最近一次更新于 Mon Dec 5 09:39:01 UTC 2011

 

下面是我多年积累下来的经验总结，整理成文档供大家参考:

 

Netkiller Architect 手札	Netkiller Linux 手札	Netkiller Developer 手札	Netkiller Database 手札
Netkiller Debian 手札	Netkiller CentOS 手札	Netkiller FreeBSD 手札	Netkiller Shell 手札
Netkiller Web 手札	Netkiller Monitoring 手札	Netkiller Storage 手札	Netkiller Mail System 手札
Netkiller MySQL 手札	Netkiller LDAP 手札	Netkiller Security 手札	Netkiller Version 手札
Netkiller Intranet 手札	Netkiller Cisco IOS 手札	Netkiller Writer 手札	Netkiller Studio Linux 手札

 

to see all available graphviz packages.

$ apt-cache search graphviz |grep ^g
graphviz - rich set of graph drawing tools
graphviz-dev - transitional package for graphviz-dev rename
graphviz-doc - additional documentation for graphviz

$ apt-cache search graphviz |grep Graphviz
dot2tex - Graphviz to LaTeX converter
libgraph-easy-perl - Perl module to convert or render graphs (as ASCII, HTML, SVG or via Graphviz)
python-pydot - Python interface to Graphviz's dot
python-pygraphviz - Python interface to the Graphviz graph layout and visualization package
python-yapgvb - Python bindings for Graphviz, using Boost.Python
xdot - interactive viewer for Graphviz dot files
			

 

$ sudo apt-get install graphviz
			

Test, A "Hello World" example made by giving the command:

echo "digraph G {Hello->World}" | dot -Tpng >hello.png

$ cat erd.gv
digraph g {
graph [
rankdir = "LR"
];
node [
fontsize = "16"
shape = "ellipse"
];
edge [
];

"user" [
        label = "User| <id> id|username|password|last|status"
        shape = "record"
];

"profile" [
        label = "Profile| <id> id | name | sex | age | address | icq | msn"
        shape = "record"
];

user:id->profile:id [label="1:1"];

"category" [
        label = "Category| <id> id | <pid> pid | name | status"
        shape = "record"
];

category:pid->category:id [label="1:n"];

"article" [
        label = "Article| <id> id| <user_id> user_id | <cid> category_id | title | content | datetime | status"
        shape = "record"
];

article:user_id->user:id [label="1:n"];
article:cid->category:id [label="1:n"];

"feedback" [
        label = "Feedback| <id> id| <user_id> user_id | <article_id> article_id | title | content | datetime | status"
        shape = "record"
];

feedback:user_id->user:id [label="1:n"];
feedback:article_id->article:id [label="1:n"];

}
			
			
			
$ dot -Tpng erd.gv > erd.png