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update,

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louiscklaw
2025-01-31 19:51:47 +08:00
parent 118e4a5f39
commit 866bfd3b42
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hk1234566/SQL/Assessment1/ER/helloworld.dot Normal file
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graph ER {
fontname="Helvetica,Arial,sans-serif"
node [fontname="Helvetica,Arial,sans-serif", fontsize=10]
edge [fontname="Helvetica,Arial,sans-serif"]
layout=neato
node [shape=box]; course; institute; student;
node [shape=ellipse]; {node [label="name"] name0; name1; name2;}
code; grade; number;
node [shape=diamond,style=filled,color=lightgrey]; "C-I"; "S-C"; "S-I";
name0 -- course;
code -- course;
course -- "C-I" [label="n",len=1.00];
"C-I" -- institute [label="1",len=1.00];
institute -- name1;
institute -- "S-I" [label="1",len=1.00];
"S-I" -- student [label="n",len=1.00];
student -- grade;
student -- name2;
student -- number;
student -- "S-C" [label="m",len=1.00];
"S-C" -- course [label="n",len=1.00];
label = "\n\nEntity Relation Diagram\ndrawn by NEATO";
fontsize=20;
}