MSSQL in a function

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        "type": "function",
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        "name": "My SQL Database Request",
        "func": "// only execute query if download button has been clicked\nif(msg.topic == \"download\" || msg.topic == \"query\")\n{\n    var startDate = flow.get(\"startDate\") || false;\n    //var startTime = flow.get(\"startTime\") || false;\n    \n    var endDate = flow.get(\"endDate\") || false;\n    //var endTime = flow.get(\"endTime\") || false;\n\n    // check if date range is correct\n    if (startDate && endDate && new Date(endDate) >= new Date(startDate))\n    {\n        msg.topic = \"SELECT * FROM [Dev].[dbo].[MQTTData] WHERE Timestamp BETWEEN ('\" + startDate + \"',  'AND' , '\" + endDate + \"')\"\n        return msg;\n    } else \n    {\n        node.warn(\"end date is before start date. or context not set\");\n    }\n\n}\n",
        "outputs": 1,
        "noerr": 0,
        "initialize": "",
        "finalize": "",
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                "vt": "str"
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        ],
        "repeat": "",
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        "topic": "query",
        "payload": "SELECT * FROM [Dev].[dbo].[MQTTData] WHERE Timestamp BETWEEN '2023-01-01 13:51:00' AND '2023-01-18 18:51:00'",
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        "type": "MSSQL-CN",
        "name": "Dev",
        "server": "P202-LAERER",
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        "encyption": false,
        "trustServerCertificate": false,
        "database": "dev",
        "useUTC": false,
        "connectTimeout": "",
        "requestTimeout": "",
        "cancelTimeout": "",
        "pool": "",
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        "name": "Home",
        "icon": "dashboard",
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]