134 lines
19 KiB
Plaintext
134 lines
19 KiB
Plaintext
<mxfile host="app.diagrams.net" agent="Mozilla/5.0" version="29.5.6" pages="1">
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<diagram name="图4.3 系统E-R图" id="mbyy-er-43">
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<mxGraphModel dx="1800" dy="900" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="2400" pageHeight="1400" background="none" math="0" shadow="0">
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<root>
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<mxCell id="0" />
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<mxCell id="1" parent="0" />
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<mxCell id="ent_user" value="用户" style="shape=rectangle;whiteSpace=wrap;html=1;rounded=0;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=22;fontStyle=1;" vertex="1" parent="1">
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<mxGeometry x="980" y="620" width="140" height="60" as="geometry" />
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</mxCell>
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<mxCell id="ent_order" value="订单" style="shape=rectangle;whiteSpace=wrap;html=1;rounded=0;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=22;fontStyle=1;" vertex="1" parent="1">
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<mxGeometry x="1240" y="620" width="160" height="60" as="geometry" />
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</mxCell>
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<mxCell id="ent_product" value="商品" style="shape=rectangle;whiteSpace=wrap;html=1;rounded=0;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=22;fontStyle=1;" vertex="1" parent="1">
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<mxGeometry x="1540" y="620" width="160" height="60" as="geometry" />
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</mxCell>
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<mxCell id="ent_order_item" value="订单明细" style="shape=rectangle;whiteSpace=wrap;html=1;rounded=0;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=22;fontStyle=1;" vertex="1" parent="1">
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<mxGeometry x="1230" y="860" width="180" height="60" as="geometry" />
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</mxCell>
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<mxCell id="ent_cart" value="购物车" style="shape=rectangle;whiteSpace=wrap;html=1;rounded=0;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=22;fontStyle=1;" vertex="1" parent="1">
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</mxCell>
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<mxCell id="ent_fav" value="收藏" style="shape=rectangle;whiteSpace=wrap;html=1;rounded=0;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=22;fontStyle=1;" vertex="1" parent="1">
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</mxCell>
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</mxCell>
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</mxCell>
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</mxCell>
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</mxCell>
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</mxCell>
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<mxCell id="rel_create" value="创建" style="shape=rhombus;whiteSpace=wrap;html=1;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=20;" vertex="1" parent="1">
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</mxCell>
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<mxCell id="rel_include" value="包含" style="shape=rhombus;whiteSpace=wrap;html=1;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=20;" vertex="1" parent="1">
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</mxCell>
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<mxCell id="rel_match" value="对应" style="shape=rhombus;whiteSpace=wrap;html=1;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=20;" vertex="1" parent="1">
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<mxGeometry x="1420" y="770" width="80" height="70" as="geometry" />
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</mxCell>
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<mxCell id="rel_join" value="加入" style="shape=rhombus;whiteSpace=wrap;html=1;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=20;" vertex="1" parent="1">
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<mxGeometry x="1380" y="460" width="80" height="70" as="geometry" />
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</mxCell>
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<mxCell id="rel_collect" value="收藏" style="shape=rhombus;whiteSpace=wrap;html=1;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=20;" vertex="1" parent="1">
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<mxGeometry x="1280" y="360" width="80" height="70" as="geometry" />
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</mxCell>
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<mxCell id="rel_publish" value="发布" style="shape=rhombus;whiteSpace=wrap;html=1;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=20;" vertex="1" parent="1">
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</mxCell>
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<mxGeometry x="860" y="790" width="80" height="70" as="geometry" />
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</mxCell>
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<mxCell id="rel_generate" value="产生" style="shape=rhombus;whiteSpace=wrap;html=1;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=20;" vertex="1" parent="1">
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</mxCell>
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<mxCell id="rel_record" value="记录" style="shape=rhombus;whiteSpace=wrap;html=1;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=20;" vertex="1" parent="1">
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</mxCell>
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<mxCell id="rel_apply" value="申请" style="shape=rhombus;whiteSpace=wrap;html=1;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=20;" vertex="1" parent="1">
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</mxCell>
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<mxCell id="rel_browse" value="浏览" style="shape=rhombus;whiteSpace=wrap;html=1;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=20;" vertex="1" parent="1">
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<mxGeometry x="610" y="430" width="80" height="70" as="geometry" />
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</mxCell>
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<mxCell id="attr_join_qty" value="加入数量" style="ellipse;whiteSpace=wrap;html=1;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=18;" vertex="1" parent="1">
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<mxGeometry x="1470" y="420" width="140" height="50" as="geometry" />
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</mxCell>
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<mxCell id="attr_review_time" value="评价时间" style="ellipse;whiteSpace=wrap;html=1;fillColor=none;strokeColor=#000000;fontColor=#000000;fontSize=18;" vertex="1" parent="1">
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</mxCell>
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