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lehman-yao-orthodox-btree-suffix-short.dot
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// Example B-Tree graph
//
// Breadth-first order
//
// Start from root, go left to right
//
// Workflow:
//
// $ dot -T svg btree.dot -o btree.svg;
digraph nbtree {
graph [fontname = "monospace"];
node [shape = none,height=.1,fontname = "monospace",fontsize=8];
// Level 1 (root level)
// Downlinks + highkey:
rootnode[ label=<<table>
<tr>
<td bgcolor='burlywood' port="s0">-∞</td>
<td bgcolor='white' port="d0">↧</td>
<td bgcolor='burlywood' port="s1">D</td>
<td bgcolor='white' port="d1">↧</td>
<td bgcolor='burlywood' port="s2">G</td>
<td bgcolor='white' port="d2">↧</td>
<td bgcolor='burlywood' port="s3">N</td>
<td bgcolor='white' port="d3">↧</td>
<td bgcolor='burlywood' port="s4">P</td>
<td bgcolor='white' port="d4">↧</td>
<td bgcolor='burlywood' port="s5">T</td>
<td bgcolor='white' port="d5">↧</td>
<td bgcolor='burlywood' port="s6">Y</td>
<td bgcolor='white' port="d6">↧</td>
<td bgcolor='burlywood' port="hk">+∞</td>
</tr>
</table>
>
];
// Downlink arrows to children:
"rootnode":d0 -> "leafnode_1"
"rootnode":d1 -> "leafnode_2"
"rootnode":d2 -> "leafnode_3"
"rootnode":d3 -> "leafnode_4"
// Still need this, to make arrows not overlap too much:
"rootnode":d4 -> "leafnode_5":t0
"rootnode":d5 -> "leafnode_6":t0
"rootnode":d6 -> "leafnode_7":t0
// sibling pointer:
// (None)
// Level 0 (leaf level)
leafnode_1[ label=<<table>
<tr>
<td bgcolor='darkseagreen1' port="t0">Alfa</td>
<td bgcolor='darkseagreen1' port="t1">Bravo</td>
<td bgcolor='burlywood' port="hk">D</td>
</tr>
</table>
>
];
// sibling pointer:
"leafnode_1" -> "leafnode_2"[constraint=false,color=black,style=dashed,arrowsize=0.5]
leafnode_2[ label=<<table>
<tr>
<td bgcolor='darkseagreen1' port="t0">Delta</td>
<td bgcolor='darkseagreen1' port="t1">Echo</td>
<td bgcolor='darkseagreen1' port="t2">Foxtrot</td>
<td bgcolor='burlywood' port="hk">G</td>
</tr>
</table>
>
];
// sibling pointer:
"leafnode_2" -> "leafnode_3"[constraint=false,color=black,style=dashed,arrowsize=0.5]
leafnode_3[ label=<<table>
<tr>
<td bgcolor='darkseagreen1' port="t0">Juliet</td>
<td bgcolor='darkseagreen1' port="t1">Kilo</td>
<td bgcolor='darkseagreen1' port="t2">Lima</td>
<td bgcolor='darkseagreen1' port="t3">Mike</td>
<td bgcolor='burlywood' port="hk">N</td>
</tr>
</table>
>
];
// sibling pointer:
"leafnode_3" -> "leafnode_4"[constraint=false,color=black,style=dashed,arrowsize=0.5]
leafnode_4[ label=<<table>
<tr>
<td bgcolor='darkseagreen1' port="t0">November</td>
<td bgcolor='darkseagreen1' port="t1">Oscar</td>
<td bgcolor='burlywood' port="hk">P</td>
</tr>
</table>
>
];
// sibling pointer (not a cousin anymore):
"leafnode_4" -> "leafnode_5"[constraint=false,color=black,style=dashed,arrowsize=0.5]
leafnode_5[ label=<<table>
<tr>
<td bgcolor='darkseagreen1' port="t0">Quebec</td>
<td bgcolor='darkseagreen1' port="t1">Romeo</td>
<td bgcolor='darkseagreen1' port="t2">Sierra</td>
<td bgcolor='burlywood' port="hk">T</td>
</tr>
</table>
>
];
// sibling pointer:
"leafnode_5" -> "leafnode_6"[constraint=false,color=black,style=dashed,arrowsize=0.5]
leafnode_6[ label=<<table>
<tr>
<td bgcolor='darkseagreen1' port="t0">Uniform</td>
<td bgcolor='darkseagreen1' port="t1">Victor</td>
<td bgcolor='darkseagreen1' port="t2">XRay</td>
<td bgcolor='burlywood' port="hk">Y</td>
</tr>
</table>
>
];
// sibling pointer:
"leafnode_6" -> "leafnode_7"[constraint=false,color=black,style=dashed,arrowsize=0.5]
leafnode_7[ label=<<table>
<tr>
<td bgcolor='darkseagreen1' port="t0">Yankee</td>
<td bgcolor='darkseagreen1' port="t1">Zulu</td>
<td bgcolor='burlywood' port="hk">+∞</td>
</tr>
</table>
>
];
// sibling pointer:
// (None)
//Force alignment from root to internal to leaf levels:
edge[style=invis];
"rootnode":s4 -> "leafnode_4":hk
}