我在嘗試索引存儲在DocumentDb集合中的文檔時遇到問題。Azure搜索索引器無法從DocumentDB中的文檔檢索GeographyPoint文件夾
索引器的數據源是使用自定義SQL定義的,以檢索已更改的文檔。我要索引的文檔有一個名爲LocationGP
的屬性,它是Microsoft.Spatial.GeographyPoint,映射到同名索引字段並定義爲DataType.GeographyPoint
嘗試創建索引是:
列「LocationGP」的類型爲J Object中不符合型Edm.GeographyPoint的索引
任何想法領域兼容?
這是數據源的定義:
return new DataSource()
{
Name = "opportunities-datasource",
Container = new DataContainer()
{
Name = "Companies",
Query = @"SELECT o.id,
o.CompanyName,
o.LocationGP,
o.Location.CityName AS LocationCity,
o.Location.StateName AS LocationState,
o.Location.CountryName AS LocationCountry,
o._ts
FROM Companies o WHERE o.DocType = 1 AND o._ts > @HighWaterMark"
},
Type = "documentdb",
Credentials = new DataSourceCredentials()
{
ConnectionString = String.Format("AccountEndpoint={0};AccountKey={1};Database=CompaniesDb", DocumentDbEndpointUri, DocumentDbPrimaryKey)
},
DataChangeDetectionPolicy = new HighWaterMarkChangeDetectionPolicy("_ts"),
DataDeletionDetectionPolicy = new SoftDeleteColumnDeletionDetectionPolicy("Status", "2")
};
這是文檔:
[{
"id": "088e1e97-6d59-40ad-a9be-620fdc7938c7",
"CompanyName": "Neptune",
"LocationGP": {
"Latitude": 39.8010482788086,
"Longitude": -89.6436004638672,
"IsEmpty": false,
"Z": null,
"M": null,
"CoordinateSystem": {
"EpsgId": 4326,
"Id": "4326",
"Name": "WGS84"
}
},
"Location": {
"CityName": "Springfield",
"CountryName": "US",
"StateName": "IL"
},
"Status": 1,
"DocType": 1,
"Timestamp": "2016-08-19T16:08:46.0481948Z",
"_ts": 1471622922
}]
您引用的文檔討論了Azure Search .NET SDK。使用Microsoft.Spatial.GeographyPoint的示例是使用索引API將文檔推入索引的示例。 SDK具有專門的序列化邏輯,將GeographyPoint轉換爲Geo-JSON(又名:Edm.GeographyPoint)。 –