{
  "id": 8113,
  "title": "Clarification on variables: id, chain",
  "url": "/competitions/acquire-valued-shoppers-challenge/discussion/8113",
  "author_name": "",
  "post_date": "2014-05-10T17:59:16.980Z",
  "votes": 1,
  "comment_count": 5,
  "views": 2119,
  "content": "<p>Hi Admin,</p>\n<p>With regards to the Transactions table, would an 'id' with two different 'chain' ids indicate the same customer shopping at two different store chains? &nbsp;Or does this signify two store chains who have coincidentally assigned the same 'id' to two (likely) different customers?</p>",
  "messages": [
    {
      "id": "44348",
      "postDate": "05/10/2014 17:59:16",
      "content": "<p>Hi Admin,</p>\n<p>With regards to the Transactions table, would an 'id' with two different 'chain' ids indicate the same customer shopping at two different store chains? &nbsp;Or does this signify two store chains who have coincidentally assigned the same 'id' to two (likely) different customers?</p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "46030",
      "postDate": "05/22/2014 02:02:47",
      "content": "<p>Any response so far?</p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "46064",
      "postDate": "05/22/2014 16:09:06",
      "content": "<p>I'd also like to know this. &nbsp;Are customer IDs unique, or are they only unique within chains?</p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "46147",
      "postDate": "05/23/2014 20:27:03",
      "content": "<p>They said we shouldn't bother asking about these things, so I doubt they'll respond. &nbsp;Very good questions though. &nbsp;</p>\n<p>Have any of you fully figured out why chains and brands are each associated with multiple companies as well? -&gt;&nbsp;http://www.kaggle.com/c/acquire-valued-shoppers-challenge/forums/t/8250/chain-company-brand-etc</p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "46171",
      "postDate": "05/24/2014 13:06:21",
      "content": "<p>I'll assume for now that the customer IDs are unique across data. That's what they say anyway in the description:</p>\n<p>&quot;<strong>id - A unique id representing a customer</strong>&quot;</p>\n\n<p>I think this implies customer ID should stay within same &quot;market&quot; field most of the time.</p>",
      "rawMarkdown": "",
      "votes": null
    },
    {
      "id": "46226",
      "postDate": "05/26/2014 00:12:01",
      "content": "<p>customer id's are unique.</p>\n<p>chain indicates store where bought, don't confuse with &quot;company,&quot; which pertains to an item's manufacturer.</p>\n<p>a customer may shop at multiple stores (i.e. chain).</p>",
      "rawMarkdown": "",
      "votes": null
    }
  ],
  "comments": [
    {
      "id": 46030,
      "author_name": "suboperator",
      "author_url": "",
      "post_date": "05/22/2014 02:02:47",
      "content": "<p>Any response so far?</p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 46064,
      "author_name": "zachmayer",
      "author_url": "",
      "post_date": "05/22/2014 16:09:06",
      "content": "<p>I'd also like to know this. &nbsp;Are customer IDs unique, or are they only unique within chains?</p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 46147,
      "author_name": "kczar6",
      "author_url": "",
      "post_date": "05/23/2014 20:27:03",
      "content": "<p>They said we shouldn't bother asking about these things, so I doubt they'll respond. &nbsp;Very good questions though. &nbsp;</p>\n<p>Have any of you fully figured out why chains and brands are each associated with multiple companies as well? -&gt;&nbsp;http://www.kaggle.com/c/acquire-valued-shoppers-challenge/forums/t/8250/chain-company-brand-etc</p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 46171,
      "author_name": "suboperator",
      "author_url": "",
      "post_date": "05/24/2014 13:06:21",
      "content": "<p>I'll assume for now that the customer IDs are unique across data. That's what they say anyway in the description:</p>\n<p>&quot;<strong>id - A unique id representing a customer</strong>&quot;</p>\n\n<p>I think this implies customer ID should stay within same &quot;market&quot; field most of the time.</p>",
      "votes": null,
      "replies": []
    },
    {
      "id": 46226,
      "author_name": "rsteger",
      "author_url": "",
      "post_date": "05/26/2014 00:12:01",
      "content": "<p>customer id's are unique.</p>\n<p>chain indicates store where bought, don't confuse with &quot;company,&quot; which pertains to an item's manufacturer.</p>\n<p>a customer may shop at multiple stores (i.e. chain).</p>",
      "votes": null,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "44348": "",
    "46030": "",
    "46064": "",
    "46147": "",
    "46171": "",
    "46226": ""
  },
  "source": "meta"
}