Elasticsearch不区分大小写的搜索

Question

如何在不使用“查询”搜索的情况下使用不区分大小写的搜索来搜索所有字段

有什么办法映射所有字段？

{
  "Sublines": { 
    "LineNumber": 1,
    "Weight": "38.00",
    "OrderQuantity": "",
    "Prices": {
    },
    "OrderItem": {
      "co:ManufacturerName": "jhkhjk",
      "co:SupplierItemId": "jhkhjk",
      "co:Description": "fvfgh",
      "co:PartTypes": "",
      "co:ManufacturerItemId": "43545345",
      "co:NPDCode": ""
    },
    "AdditionalCharges": "",
    "Note": "",
    "UserArea": "",
    "ShipFromParty": "",
    "BackOrderedQuantity": "",
    "FreightTerms": "",
    "ItemStatusChanges": ""
  }
}