docs/erd.svg

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<title>Books</title>
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<text text-anchor="middle" x="441.64" y="-378.6" font-family="Arial BoldMT" font-size="13.00">Class Diagram Books</text>
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<title>m_Book</title>
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<text text-anchor="start" x="532.06" y="-259.5" font-family="Arial ItalicMT" font-size="10.00" fill="#999999">string (2048)</text>
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<text text-anchor="start" x="514.28" y="-220.5" font-family="ArialMT" font-size="10.00">summary </text>
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<text text-anchor="start" x="532.62" y="-207.5" font-family="Arial ItalicMT" font-size="10.00" fill="#999999">string (255) ∗</text>
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<g id="edge9" class="edge">
<title>m_Book&#45;&gt;m_Book</title>
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<title>m_Borrowing</title>
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<g id="edge8" class="edge">
<title>m_Book&#45;&gt;m_Borrowing</title>
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<title>m_Comment</title>
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<title>m_Book&#45;&gt;m_Comment</title>
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<title>m_Copy</title>
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<g id="edge7" class="edge">
<title>m_Book&#45;&gt;m_Copy</title>
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<!-- m_Dislike -->
<g id="node5" class="node">
<title>m_Dislike</title>
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<g id="edge5" class="edge">
<title>m_Book&#45;&gt;m_Dislike</title>
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<title>m_Like</title>
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<!-- m_Book&#45;&gt;m_Like -->
<g id="edge4" class="edge">
<title>m_Book&#45;&gt;m_Like</title>
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<title>m_Vote</title>
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<text text-anchor="start" x="277.27" y="-140.7" font-family="Arial BoldMT" font-size="11.00">Vote</text>
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<g id="edge3" class="edge">
<title>m_Book&#45;&gt;m_Vote</title>
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<title>m_Writer</title>
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<g id="edge10" class="edge">
<title>m_Book&#45;&gt;m_Writer</title>
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<title>m_Copy&#45;&gt;m_Borrowing</title>
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<title>m_Location</title>
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<text text-anchor="start" x="85.49" y="-284.7" font-family="Arial BoldMT" font-size="11.00">Location</text>
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<title>m_Location&#45;&gt;m_Copy</title>
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<g id="node8" class="node">
<title>m_User</title>
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<text text-anchor="start" x="242.96" y="-272.5" font-family="Arial ItalicMT" font-size="10.00" fill="#999999">string (255) ∗ U</text>
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<text text-anchor="start" x="270.21" y="-259.5" font-family="Arial ItalicMT" font-size="10.00" fill="#999999">string</text>
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<g id="edge15" class="edge">
<title>m_User&#45;&gt;m_Borrowing</title>
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<title>m_User&#45;&gt;m_Comment</title>
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<!-- m_User&#45;&gt;m_Vote -->
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<title>m_User&#45;&gt;m_Vote</title>
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<!-- m_Vote&#45;&gt;m_Dislike -->
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<title>m_Vote&#45;&gt;m_Dislike</title>
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<title>m_Vote&#45;&gt;m_Like</title>
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