Question #15560

I m a student B.E. Comp. Engg. We have told to draw a B+ tree to show system dependencies in our final year project.How should i get it done?plz......provide me the guidance.i will be grateful to u.

Expert's answer

documentclass{article}

usepackage{tikz}

usetikzlibrary{shapes}

egin{document}

egin{center}

egin{tikzpicture}

ikzstyle{bplus}=[rectangle split, rectangle split horizontal,rectangle split ignore empty parts,draw]

ikzstyle{every node}=[bplus]

ikzstyle{level 1}=[sibling distance=60mm]

ikzstyle{level 2}=[sibling distance=15mm]

ode {15} [->]

child {node {3

odepart{two} 7}

child {node {1

odepart{two} 2}}

child {node {4

odepart{two} 6}}

child {node {8

odepart{two} 9}}

}

child {node {21

odepart{two} 28

odepart{three} 32

odepart{four} 50}

child {node {17

odepart{two} 20}}

child {node {22

odepart{two} 25}}

child {node {28

odepart{two} 30}}

child[sibling distance=25mm] {node {34

odepart{two} 38

odepart{three} 44

odepart{four} 47}}

child[sibling distance=25mm] {node {53

odepart{two} 54

odepart{three} 60

odepart{four} 88}}

}

;end{tikzpicture}

end{center}

end{document}

usepackage{tikz}

usetikzlibrary{shapes}

egin{document}

egin{center}

egin{tikzpicture}

ikzstyle{bplus}=[rectangle split, rectangle split horizontal,rectangle split ignore empty parts,draw]

ikzstyle{every node}=[bplus]

ikzstyle{level 1}=[sibling distance=60mm]

ikzstyle{level 2}=[sibling distance=15mm]

ode {15} [->]

child {node {3

odepart{two} 7}

child {node {1

odepart{two} 2}}

child {node {4

odepart{two} 6}}

child {node {8

odepart{two} 9}}

}

child {node {21

odepart{two} 28

odepart{three} 32

odepart{four} 50}

child {node {17

odepart{two} 20}}

child {node {22

odepart{two} 25}}

child {node {28

odepart{two} 30}}

child[sibling distance=25mm] {node {34

odepart{two} 38

odepart{three} 44

odepart{four} 47}}

child[sibling distance=25mm] {node {53

odepart{two} 54

odepart{three} 60

odepart{four} 88}}

}

;end{tikzpicture}

end{center}

end{document}

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