notebooks/Derby Notebook Data Model.ipynb

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    "# Derby Notebook Data Model"
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    "<div class=\"mermaid\">graph LR\n",
    "    subgraph Legend\n",
    "        collection((collection))\n",
    "        object(object)\n",
    "        list[ordered list]\n",
    "        child_collection((child collection))\n",
    "        child_collection -. foreign key .-> collection\n",
    "        object-- binding --- collection\n",
    "    end\n",
    "    \n",
    "    subgraph URL /notebooks/\n",
    "        name(name)\n",
    "    end\n",
    "    \n",
    "    subgraph Collections in Mongo\n",
    "       notebooks((notebooks))\n",
    "       cells((cells))\n",
    "       userNotebooks((user<br>notebooks))\n",
    "       users((users))\n",
    "       messages((messages))\n",
    "    end\n",
    "    userNotebooks -.-> notebooks\n",
    "    userNotebooks -.-> users\n",
    "    cells -.-> notebooks\n",
    "    messages -.-> notebooks\n",
    "    messages -.-> users\n",
    "    \n",
    "    subgraph _page\n",
    "        notebook(notebook)\n",
    "        userNotebook(user notebook)\n",
    "        user(user)\n",
    "        p_cells[cells]\n",
    "        p_messages[messages]\n",
    "    end\n",
    "    \n",
    "    subgraph Notebook Query\n",
    "        nbq_name(name?)\n",
    "        nbq_notebook(notebook)\n",
    "        nbq_name --- nbq_notebook\n",
    "    end\n",
    "    \n",
    "    notebooks --- nbq_notebook\n",
    "    nbq_notebook --- notebook\n",
    "    name --- nbq_name\n",
    "    \n",
    "    \n",
    "    subgraph Cell Query\n",
    "        cq_notebook(notebook?)\n",
    "        cq_cells[cells]\n",
    "        weight(weight)\n",
    "        cq_notebook --- cq_cells\n",
    "        weight --- cq_cells\n",
    "    end\n",
    "    \n",
    "    nbq_notebook --- cq_notebook\n",
    "    \n",
    "    userNotebooks --- userNotebook\n",
    "    users --- user\n",
    "    cells --- cq_cells\n",
    "    cq_cells --- p_cells\n",
    "    messages --- p_messages\n",
    "    \n",
    "    subgraph Chat\n",
    "        chat_messages[messages]\n",
    "        new_message(new message)\n",
    "    end\n",
    "    p_messages --- chat_messages\n",
    "    \n",
    "    \n",
    "    subgraph Chat.Editor\n",
    "        ccm_source(source)\n",
    "    end\n",
    "    new_message --- ccm_source\n",
    "    \n",
    "    subgraph Chat.Markdown\n",
    "        cmd_source(source)\n",
    "    end\n",
    "    chat_messages --- cmd_source\n",
    "    \n",
    "    subgraph Notebook\n",
    "        nb_notebook(notebook)\n",
    "        nb_cells[cells]\n",
    "    end\n",
    "    p_cells --- nb_cells\n",
    "    \n",
    "    notebook --- nb_notebook\n",
    "    \n",
    "    subgraph CellComponent\n",
    "        cell(cell)\n",
    "        userCell(user cell)\n",
    "    end\n",
    "    nb_cells --- cell\n",
    "    userNotebook --- userCell\n",
    "    \n",
    "    subgraph Cell.Editor\n",
    "        cm_source(source)\n",
    "    end\n",
    "    \n",
    "    subgraph Cell.Markdown\n",
    "        md_source(source)\n",
    "    end\n",
    "    cell --- cm_source\n",
    "    cell --- md_source\n",
    "</div>"
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