public IEnumerable <Google.Cloud.Datastore.Admin.V1.Index> ListIndexes(string projectId = "your-project-id")
{
// Create client
DatastoreAdminClient datastoreAdminClient = DatastoreAdminClient.Create();
// Initialize request argument(s)
ListIndexesRequest listIndexesRequest = new ListIndexesRequest
{
ProjectId = projectId
};
var response = datastoreAdminClient.ListIndexes(listIndexesRequest);
foreach (var index in response)
{
Console.WriteLine($"Index Id: {index.IndexId}");
Console.WriteLine($"Kind: {index.Kind}");
Console.WriteLine("Properties:");
foreach (var property in index.Properties)
{
Console.WriteLine($"Property: {property.Name}");
Console.WriteLine($"Direction: {property.Direction}");
}
}
return(response);
}
/// <summary>Snippet for DeleteIndex</summary>
public void DeleteIndexRequestObject()
{
// Snippet: DeleteIndex(DeleteIndexRequest, CallSettings)
// Create client
DatastoreAdminClient datastoreAdminClient = DatastoreAdminClient.Create();
// Initialize request argument(s)
DeleteIndexRequest request = new DeleteIndexRequest
{
ProjectId = "",
IndexId = "",
};
// Make the request
Operation <gcdav::Index, IndexOperationMetadata> response = datastoreAdminClient.DeleteIndex(request);
// Poll until the returned long-running operation is complete
Operation <gcdav::Index, IndexOperationMetadata> completedResponse = response.PollUntilCompleted();
// Retrieve the operation result
gcdav::Index result = completedResponse.Result;
// Or get the name of the operation
string operationName = response.Name;
// This name can be stored, then the long-running operation retrieved later by name
Operation <gcdav::Index, IndexOperationMetadata> retrievedResponse = datastoreAdminClient.PollOnceDeleteIndex(operationName);
// Check if the retrieved long-running operation has completed
if (retrievedResponse.IsCompleted)
{
// If it has completed, then access the result
gcdav::Index retrievedResult = retrievedResponse.Result;
}
// End snippet
}
/// <summary>Snippet for ExportEntities</summary>
public void ExportEntitiesRequestObject()
{
// Snippet: ExportEntities(ExportEntitiesRequest, CallSettings)
// Create client
DatastoreAdminClient datastoreAdminClient = DatastoreAdminClient.Create();
// Initialize request argument(s)
ExportEntitiesRequest request = new ExportEntitiesRequest
{
ProjectId = "",
Labels = { { "", "" }, },
EntityFilter = new EntityFilter(),
OutputUrlPrefix = "",
};
// Make the request
Operation <ExportEntitiesResponse, ExportEntitiesMetadata> response = datastoreAdminClient.ExportEntities(request);
// Poll until the returned long-running operation is complete
Operation <ExportEntitiesResponse, ExportEntitiesMetadata> completedResponse = response.PollUntilCompleted();
// Retrieve the operation result
ExportEntitiesResponse result = completedResponse.Result;
// Or get the name of the operation
string operationName = response.Name;
// This name can be stored, then the long-running operation retrieved later by name
Operation <ExportEntitiesResponse, ExportEntitiesMetadata> retrievedResponse = datastoreAdminClient.PollOnceExportEntities(operationName);
// Check if the retrieved long-running operation has completed
if (retrievedResponse.IsCompleted)
{
// If it has completed, then access the result
ExportEntitiesResponse retrievedResult = retrievedResponse.Result;
}
// End snippet
}
/// <summary>Snippet for ImportEntities</summary>
public void ImportEntities()
{
// Snippet: ImportEntities(string, IDictionary<string,string>, string, EntityFilter, CallSettings)
// Create client
DatastoreAdminClient datastoreAdminClient = DatastoreAdminClient.Create();
// Initialize request argument(s)
string projectId = "";
IDictionary <string, string> labels = new Dictionary <string, string> {
{ "", "" },
};
string inputUrl = "";
EntityFilter entityFilter = new EntityFilter();
// Make the request
Operation <Empty, ImportEntitiesMetadata> response = datastoreAdminClient.ImportEntities(projectId, labels, inputUrl, entityFilter);
// Poll until the returned long-running operation is complete
Operation <Empty, ImportEntitiesMetadata> completedResponse = response.PollUntilCompleted();
// Retrieve the operation result
Empty result = completedResponse.Result;
// Or get the name of the operation
string operationName = response.Name;
// This name can be stored, then the long-running operation retrieved later by name
Operation <Empty, ImportEntitiesMetadata> retrievedResponse = datastoreAdminClient.PollOnceImportEntities(operationName);
// Check if the retrieved long-running operation has completed
if (retrievedResponse.IsCompleted)
{
// If it has completed, then access the result
Empty retrievedResult = retrievedResponse.Result;
}
// End snippet
}
public Index GetIndex(
string projectId = "your-project-id",
string indexId = "your-index-id")
{
// Create client
DatastoreAdminClient datastoreAdminClient = DatastoreAdminClient.Create();
// Initialize request argument(s)
GetIndexRequest getIndexRequest = new GetIndexRequest
{
ProjectId = projectId,
IndexId = indexId
};
Index index = datastoreAdminClient.GetIndex(getIndexRequest);
Console.WriteLine($"Index Id: {index.IndexId}");
Console.WriteLine($"Kind: {index.Kind}");
Console.WriteLine("Properties:");
foreach (var property in index.Properties)
{
Console.WriteLine($"Property: {property.Name}");
Console.WriteLine($"Direction: {property.Direction}");
}
return(index);
}
public bool ImportEntities(
string projectId = "your-project-id",
string inputUrl = "gs://datastore-admin-bucket/data_to_import",
string kind = "Task",
string namespaceId = "default")
{
// Create client
DatastoreAdminClient datastoreAdminClient = DatastoreAdminClient.Create();
IDictionary <string, string> labels = new Dictionary <string, string> {
{ "cloud_datastore_samples", "true" },
};
EntityFilter entityFilter = new EntityFilter()
{
Kinds = { kind },
NamespaceIds = { namespaceId }
};
Operation <Empty, ImportEntitiesMetadata> response = datastoreAdminClient.ImportEntities(projectId, labels, inputUrl, entityFilter);
// Poll until the returned long-running operation is complete
Operation <Empty, ImportEntitiesMetadata> completedResponse = response.PollUntilCompleted();
if (completedResponse.IsFaulted)
{
Console.WriteLine($"Error while Importing Entities: {completedResponse.Exception}");
throw completedResponse.Exception;
}
Console.WriteLine($"Entities imported successfully.");
return(completedResponse.IsCompleted);
}
/// <summary>Snippet for GetIndex</summary>
public void GetIndexRequestObject()
{
// Snippet: GetIndex(GetIndexRequest, CallSettings)
// Create client
DatastoreAdminClient datastoreAdminClient = DatastoreAdminClient.Create();
// Initialize request argument(s)
GetIndexRequest request = new GetIndexRequest
{
ProjectId = "",
IndexId = "",
};
// Make the request
gcdav::Index response = datastoreAdminClient.GetIndex(request);
// End snippet
}
/// <summary>Snippet for ListIndexes</summary>
public void ListIndexesRequestObject()
{
// Snippet: ListIndexes(ListIndexesRequest, CallSettings)
// Create client
DatastoreAdminClient datastoreAdminClient = DatastoreAdminClient.Create();
// Initialize request argument(s)
ListIndexesRequest request = new ListIndexesRequest
{
ProjectId = "",
Filter = "",
};
// Make the request
PagedEnumerable <ListIndexesResponse, gcdav::Index> response = datastoreAdminClient.ListIndexes(request);
// Iterate over all response items, lazily performing RPCs as required
foreach (gcdav::Index item in response)
{
// Do something with each item
Console.WriteLine(item);
}
// Or iterate over pages (of server-defined size), performing one RPC per page
foreach (ListIndexesResponse page in response.AsRawResponses())
{
// Do something with each page of items
Console.WriteLine("A page of results:");
foreach (gcdav::Index item in page)
{
// Do something with each item
Console.WriteLine(item);
}
}
// Or retrieve a single page of known size (unless it's the final page), performing as many RPCs as required
int pageSize = 10;
Page <gcdav::Index> singlePage = response.ReadPage(pageSize);
// Do something with the page of items
Console.WriteLine($"A page of {pageSize} results (unless it's the final page):");
foreach (gcdav::Index item in singlePage)
{
// Do something with each item
Console.WriteLine(item);
}
// Store the pageToken, for when the next page is required.
string nextPageToken = singlePage.NextPageToken;
// End snippet
}
public string ExportEntities(
string projectId = "your-project-id",
string outputUrlPrefix = "gs://your-bucket-name",
string kind = "Task",
string namespaceId = "default")
{
// [START datastore_admin_client_create]
// Create client
DatastoreAdminClient datastoreAdminClient = DatastoreAdminClient.Create();
// [END datastore_admin_client_create]
IDictionary <string, string> labels = new Dictionary <string, string> {
{ "cloud_datastore_samples", "true" },
};
EntityFilter entityFilter = new EntityFilter
{
Kinds = { kind },
NamespaceIds = { namespaceId }
};
var response = datastoreAdminClient.ExportEntities(projectId, labels, entityFilter, outputUrlPrefix);
// Poll until the returned long-running operation is complete
var completedResponse = response.PollUntilCompleted();
if (completedResponse.IsFaulted)
{
Console.WriteLine($"Error while Exporting Entities: {completedResponse.Exception}");
throw completedResponse.Exception;
}
Console.WriteLine($"Entities exported successfully.");
ExportEntitiesResponse result = completedResponse.Result;
return(result.OutputUrl);
}