Ejemplo: uso de agregación en FetchXML
Publicado: enero de 2017
Se aplica a: Dynamics 365 (online), Dynamics 365 (on-premises), Dynamics CRM 2016, Dynamics CRM Online
Este código de muestra es para Microsoft Dynamics 365 (en línea y local).Descargue el paquete de SDK de Microsoft Dynamics CRM. Se puede encontrar en la siguiente ubicación en el paquete de descarga:
SampleCode\CS\GeneralProgramming\Queries\FetchAggregationAndGroupBy.cs
Requisitos
Para obtener más información acerca de los requisitos de ejecución del código de ejemplo proporcionado en este SDK, vea Usar el ejemplo y el código auxiliar.
Muestra
Este ejemplo muestra cómo recuperar datos de registros agregados mediante FetchXML.
Ejemplo
using System;
using System.ServiceModel;
using System.ServiceModel.Description;
using System.Linq;
using System.Threading;
using System.Xml.Linq;
// These namespaces are found in the Microsoft.Xrm.Sdk.dll assembly
// found in the SDK\bin folder.
using Microsoft.Xrm.Sdk;
using Microsoft.Xrm.Sdk.Client;
using Microsoft.Xrm.Sdk.Query;
using Microsoft.Xrm.Sdk.Discovery;
// This namespace is found in Microsoft.Crm.Sdk.Proxy.dll assembly
// found in the SDK\bin folder.
using Microsoft.Crm.Sdk.Messages;
namespace Microsoft.Crm.Sdk.Samples
{
/// <summary>
/// Demonstrates how to fetch aggregate record data grouped by attributes.
/// If you want to run this sample repeatedly, you have the option to
/// Optionally delete all the records created at the end of execution.
/// </summary>
public class FetchAggregationAndGroupBy
{
#region Class Level Members
/// <summary>
/// Stores the organization service proxy.
/// </summary>
private OrganizationServiceProxy _serviceProxy;
private IOrganizationService _service;
// Define the IDs needed for this sample.
public Guid _accountId;
public Guid[] _setupOpportunitiyIds;
#endregion Class Level Members
#region How To Sample Code
/// <summary>
/// Create and configure the organization service proxy.
/// Create an account record.
/// Create 3 opportunity records associate to the account record.
/// Mark all 3 opportunity records as won.
/// Fetch aggregate record data grouped by attributes.
/// Optionally delete all the records created at the end of execution.
/// </summary>
/// <param name="serverConfig">Contains server connection information.</param>
/// <param name="promptForDelete">When True, the user will be prompted to delete all
/// created entities.</param>
public void Run(ServerConnection.Configuration serverConfig, bool promptForDelete)
{
try
{
// Connect to the Organization service.
// The using statement assures that the service proxy will be properly disposed.
using (_serviceProxy = new OrganizationServiceProxy(serverConfig.OrganizationUri, serverConfig.HomeRealmUri,serverConfig.Credentials, serverConfig.DeviceCredentials))
{
// This statement is required to enable early-bound type support.
_serviceProxy.EnableProxyTypes();
_service = (IOrganizationService)_serviceProxy;
// Call the method to create any data that this sample requires.
CreateRequiredRecords();
// *****************************************************************************************************************
// FetchXML estimatedvalue_avg Aggregate 1
// *****************************************************************************************************************
// Fetch the average of estimatedvalue for all opportunities. This is the equivalent of
// SELECT AVG(estimatedvalue) AS estimatedvalue_avg ... in SQL.
System.Console.WriteLine("===============================");
string estimatedvalue_avg = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='estimatedvalue' alias='estimatedvalue_avg' aggregate='avg' />
</entity>
</fetch>";
EntityCollection estimatedvalue_avg_result = _serviceProxy.RetrieveMultiple(new FetchExpression(estimatedvalue_avg));
foreach (var c in estimatedvalue_avg_result.Entities)
{
decimal aggregate1 = ((Money)((AliasedValue)c["estimatedvalue_avg"]).Value).Value;
System.Console.WriteLine("Average estimated value: " + aggregate1);
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML opportunity_count Aggregate 2
// *****************************************************************************************************************
// Fetch the count of all opportunities. This is the equivalent of
// SELECT COUNT(*) AS opportunity_count ... in SQL.
string opportunity_count = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='name' alias='opportunity_count' aggregate='count'/>
</entity>
</fetch>";
EntityCollection opportunity_count_result = _serviceProxy.RetrieveMultiple(new FetchExpression(opportunity_count));
foreach (var c in opportunity_count_result.Entities)
{
Int32 aggregate2 = (Int32)((AliasedValue)c["opportunity_count"]).Value;
System.Console.WriteLine("Count of all opportunities: " + aggregate2);
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML opportunity_colcount Aggregate 3
// *****************************************************************************************************************
// Fetch the count of all opportunities. This is the equivalent of
// SELECT COUNT(name) AS opportunity_count ... in SQL.
string opportunity_colcount = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='name' alias='opportunity_colcount' aggregate='countcolumn'/>
</entity>
</fetch>";
EntityCollection opportunity_colcount_result = _serviceProxy.RetrieveMultiple(new FetchExpression(opportunity_colcount));
foreach (var c in opportunity_colcount_result.Entities)
{
Int32 aggregate3 = (Int32)((AliasedValue)c["opportunity_colcount"]).Value;
System.Console.WriteLine("Column count of all opportunities: " + aggregate3);
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML opportunity_distcount Aggregate 4
// *****************************************************************************************************************
// Fetch the count of distinct names for opportunities. This is the equivalent of
// SELECT COUNT(DISTINCT name) AS opportunity_count ... in SQL.
string opportunity_distcount = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='name' alias='opportunity_distcount' aggregate='countcolumn' distinct='true'/>
</entity>
</fetch>";
EntityCollection opportunity_distcount_result = _serviceProxy.RetrieveMultiple(new FetchExpression(opportunity_distcount));
foreach (var c in opportunity_distcount_result.Entities)
{
Int32 aggregate4 = (Int32)((AliasedValue)c["opportunity_distcount"]).Value;
System.Console.WriteLine("Distinct name count of all opportunities: " + aggregate4);
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML estimatedvalue_max Aggregate 5
// *****************************************************************************************************************
// Fetch the maximum estimatedvalue of all opportunities. This is the equivalent of
// SELECT MAX(estimatedvalue) AS estimatedvalue_max ... in SQL.
string estimatedvalue_max = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='estimatedvalue' alias='estimatedvalue_max' aggregate='max' />
</entity>
</fetch>";
EntityCollection estimatedvalue_max_result = _serviceProxy.RetrieveMultiple(new FetchExpression(estimatedvalue_max));
foreach (var c in estimatedvalue_max_result.Entities)
{
decimal aggregate5 = ((Money)((AliasedValue)c["estimatedvalue_max"]).Value).Value;
System.Console.WriteLine("Max estimated value of all opportunities: " + aggregate5);
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML estimatedvalue_min Aggregate 6
// *****************************************************************************************************************
// Fetch the minimum estimatedvalue of all opportunities. This is the equivalent of
// SELECT MIN(estimatedvalue) AS estimatedvalue_min ... in SQL.
string estimatedvalue_min = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='estimatedvalue' alias='estimatedvalue_min' aggregate='min' />
</entity>
</fetch>";
EntityCollection estimatedvalue_min_result = _serviceProxy.RetrieveMultiple(new FetchExpression(estimatedvalue_min));
foreach (var c in estimatedvalue_min_result.Entities)
{
decimal aggregate6 = ((Money)((AliasedValue)c["estimatedvalue_min"]).Value).Value;
System.Console.WriteLine("Minimum estimated value of all opportunities: " + aggregate6);
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML estimatedvalue_sum Aggregate 7
// *****************************************************************************************************************
// Fetch the sum of estimatedvalue for all opportunities. This is the equivalent of
// SELECT SUM(estimatedvalue) AS estimatedvalue_sum ... in SQL.
string estimatedvalue_sum = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='estimatedvalue' alias='estimatedvalue_sum' aggregate='sum' />
</entity>
</fetch>";
EntityCollection estimatedvalue_sum_result = _serviceProxy.RetrieveMultiple(new FetchExpression(estimatedvalue_sum));
foreach (var c in estimatedvalue_sum_result.Entities)
{
decimal aggregate7 = ((Money)((AliasedValue)c["estimatedvalue_sum"]).Value).Value;
System.Console.WriteLine("Sum of estimated value of all opportunities: " + aggregate7);
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML estimatedvalue_avg, estimatedvalue_sum Aggregate 8
// *****************************************************************************************************************
// Fetch multiple aggregate values within a single query.
string estimatedvalue_avg2 = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='opportunityid' alias='opportunity_count' aggregate='count'/>
<attribute name='estimatedvalue' alias='estimatedvalue_sum' aggregate='sum'/>
<attribute name='estimatedvalue' alias='estimatedvalue_avg' aggregate='avg'/>
</entity>
</fetch>";
EntityCollection estimatedvalue_avg2_result = _serviceProxy.RetrieveMultiple(new FetchExpression(estimatedvalue_avg2));
foreach (var c in estimatedvalue_avg2_result.Entities)
{
Int32 aggregate8a = (Int32)((AliasedValue)c["opportunity_count"]).Value;
System.Console.WriteLine("Count of all opportunities: " + aggregate8a);
decimal aggregate8b = ((Money)((AliasedValue)c["estimatedvalue_sum"]).Value).Value;
System.Console.WriteLine("Sum of estimated value of all opportunities: " + aggregate8b);
decimal aggregate8c = ((Money)((AliasedValue)c["estimatedvalue_avg"]).Value).Value;
System.Console.WriteLine("Average of estimated value of all opportunities: " + aggregate8c);
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML groupby1 Aggregate 9
// *****************************************************************************************************************
// Fetch a list of users with a count of all the opportunities they own using groupby.
string groupby1 = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='name' alias='opportunity_count' aggregate='countcolumn' />
<attribute name='ownerid' alias='ownerid' groupby='true' />
</entity>
</fetch>";
EntityCollection groupby1_result = _serviceProxy.RetrieveMultiple(new FetchExpression(groupby1));
foreach (var c in groupby1_result.Entities)
{
Int32 aggregate9a = (Int32)((AliasedValue)c["opportunity_count"]).Value;
System.Console.WriteLine("Count of all opportunities: " + aggregate9a + "\n");
string aggregate9b = ((EntityReference)((AliasedValue)c["ownerid"]).Value).Name;
System.Console.WriteLine("Owner: " + aggregate9b);
string aggregate9c = (string)((AliasedValue)c["ownerid_owneridyominame"]).Value;
System.Console.WriteLine("Owner: " + aggregate9c);
string aggregate9d = (string)((AliasedValue)c["ownerid_owneridyominame"]).Value;
System.Console.WriteLine("Owner: " + aggregate9d);
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML groupby2 Aggregate 10
// *****************************************************************************************************************
// Fetch the number of opportunities each manager's direct reports
// own using a groupby within a link-entity.
string groupby2 = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='name' alias='opportunity_count' aggregate='countcolumn' />
<link-entity name='systemuser' from='systemuserid' to='ownerid'>
<attribute name='parentsystemuserid' alias='managerid' groupby='true' />
</link-entity>
</entity>
</fetch>";
EntityCollection groupby2_result = _serviceProxy.RetrieveMultiple(new FetchExpression(groupby2));
foreach (var c in groupby2_result.Entities)
{
int? aggregate10a = (int?)((AliasedValue)c["opportunity_count"]).Value;
System.Console.WriteLine("Count of all opportunities: " + aggregate10a + "\n");
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML byyear Aggregate 11
// *****************************************************************************************************************
// Fetch aggregate information about the opportunities that have
// been won by year.
string byyear = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='opportunityid' alias='opportunity_count' aggregate='count'/>
<attribute name='estimatedvalue' alias='estimatedvalue_sum' aggregate='sum'/>
<attribute name='estimatedvalue' alias='estimatedvalue_avg' aggregate='avg'/>
<attribute name='actualclosedate' groupby='true' dategrouping='year' alias='year' />
<filter type='and'>
<condition attribute='statecode' operator='eq' value='Won' />
</filter>
</entity>
</fetch>";
EntityCollection byyear_result = _serviceProxy.RetrieveMultiple(new FetchExpression(byyear));
foreach (var c in byyear_result.Entities)
{
Int32 aggregate11 = (Int32)((AliasedValue)c["year"]).Value;
System.Console.WriteLine("Year: " + aggregate11);
Int32 aggregate11a = (Int32)((AliasedValue)c["opportunity_count"]).Value;
System.Console.WriteLine("Count of all opportunities: " + aggregate11a);
decimal aggregate11b = ((Money)((AliasedValue)c["estimatedvalue_sum"]).Value).Value;
System.Console.WriteLine("Sum of estimated value of all opportunities: " + aggregate11b);
decimal aggregate11c = ((Money)((AliasedValue)c["estimatedvalue_avg"]).Value).Value;
System.Console.WriteLine("Average of estimated value of all opportunities: " + aggregate11c);
System.Console.WriteLine("----------------------------------------------");
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML byquarter Aggregate 12
// *****************************************************************************************************************
// Fetch aggregate information about the opportunities that have
// been won by quarter.(returns 1-4)
string byquarter = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='opportunityid' alias='opportunity_count' aggregate='count'/>
<attribute name='estimatedvalue' alias='estimatedvalue_sum' aggregate='sum'/>
<attribute name='estimatedvalue' alias='estimatedvalue_avg' aggregate='avg'/>
<attribute name='actualclosedate' groupby='true' dategrouping='quarter' alias='quarter' />
<filter type='and'>
<condition attribute='statecode' operator='eq' value='Won' />
</filter>
</entity>
</fetch>";
EntityCollection byquarter_result = _serviceProxy.RetrieveMultiple(new FetchExpression(byquarter));
foreach (var c in byquarter_result.Entities)
{
Int32 aggregate12 = (Int32)((AliasedValue)c["quarter"]).Value;
System.Console.WriteLine("Quarter: " + aggregate12);
Int32 aggregate12a = (Int32)((AliasedValue)c["opportunity_count"]).Value;
System.Console.WriteLine("Count of all opportunities: " + aggregate12a);
decimal aggregate12b = ((Money)((AliasedValue)c["estimatedvalue_sum"]).Value).Value;
System.Console.WriteLine("Sum of estimated value of all opportunities: " + aggregate12b);
decimal aggregate12c = ((Money)((AliasedValue)c["estimatedvalue_avg"]).Value).Value;
System.Console.WriteLine("Average of estimated value of all opportunities: " + aggregate12c);
System.Console.WriteLine("----------------------------------------------");
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML bymonth Aggregate 13
// *****************************************************************************************************************
// Fetch aggregate information about the opportunities that have
// been won by month. (returns 1-12)
string bymonth = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='opportunityid' alias='opportunity_count' aggregate='count'/>
<attribute name='estimatedvalue' alias='estimatedvalue_sum' aggregate='sum'/>
<attribute name='estimatedvalue' alias='estimatedvalue_avg' aggregate='avg'/>
<attribute name='actualclosedate' groupby='true' dategrouping='month' alias='month' />
<filter type='and'>
<condition attribute='statecode' operator='eq' value='Won' />
</filter>
</entity>
</fetch>";
EntityCollection bymonth_result = _serviceProxy.RetrieveMultiple(new FetchExpression(bymonth));
foreach (var c in bymonth_result.Entities)
{
Int32 aggregate13 = (Int32)((AliasedValue)c["month"]).Value;
System.Console.WriteLine("Month: " + aggregate13);
Int32 aggregate13a = (Int32)((AliasedValue)c["opportunity_count"]).Value;
System.Console.WriteLine("Count of all opportunities: " + aggregate13a);
decimal aggregate13b = ((Money)((AliasedValue)c["estimatedvalue_sum"]).Value).Value;
System.Console.WriteLine("Sum of estimated value of all opportunities: " + aggregate13b);
decimal aggregate13c = ((Money)((AliasedValue)c["estimatedvalue_avg"]).Value).Value;
System.Console.WriteLine("Average of estimated value of all opportunities: " + aggregate13c);
System.Console.WriteLine("----------------------------------------------");
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML byweek Aggregate 14
// *****************************************************************************************************************
// Fetch aggregate information about the opportunities that have
// been won by week. (Returns 1-52)
string byweek = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='opportunityid' alias='opportunity_count' aggregate='count'/>
<attribute name='estimatedvalue' alias='estimatedvalue_sum' aggregate='sum'/>
<attribute name='estimatedvalue' alias='estimatedvalue_avg' aggregate='avg'/>
<attribute name='actualclosedate' groupby='true' dategrouping='week' alias='week' />
<filter type='and'>
<condition attribute='statecode' operator='eq' value='Won' />
</filter>
</entity>
</fetch>";
EntityCollection byweek_result = _serviceProxy.RetrieveMultiple(new FetchExpression(byweek));
foreach (var c in byweek_result.Entities)
{
Int32 aggregate14 = (Int32)((AliasedValue)c["week"]).Value;
System.Console.WriteLine("Week: " + aggregate14);
Int32 aggregate14a = (Int32)((AliasedValue)c["opportunity_count"]).Value;
System.Console.WriteLine("Count of all opportunities: " + aggregate14a);
decimal aggregate14b = ((Money)((AliasedValue)c["estimatedvalue_sum"]).Value).Value;
System.Console.WriteLine("Sum of estimated value of all opportunities: " + aggregate14b);
decimal aggregate14c = ((Money)((AliasedValue)c["estimatedvalue_avg"]).Value).Value;
System.Console.WriteLine("Average of estimated value of all opportunities: " + aggregate14c);
System.Console.WriteLine("----------------------------------------------");
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML byday Aggregate 15
// *****************************************************************************************************************
// Fetch aggregate information about the opportunities that have
// been won by day. (Returns 1-31)
string byday = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='opportunityid' alias='opportunity_count' aggregate='count'/>
<attribute name='estimatedvalue' alias='estimatedvalue_sum' aggregate='sum'/>
<attribute name='estimatedvalue' alias='estimatedvalue_avg' aggregate='avg'/>
<attribute name='actualclosedate' groupby='true' dategrouping='day' alias='day' />
<filter type='and'>
<condition attribute='statecode' operator='eq' value='Won' />
</filter>
</entity>
</fetch>";
EntityCollection byday_result = _serviceProxy.RetrieveMultiple(new FetchExpression(byday));
foreach (var c in byday_result.Entities)
{
Int32 aggregate15 = (Int32)((AliasedValue)c["day"]).Value;
System.Console.WriteLine("Day: " + aggregate15);
Int32 aggregate15a = (Int32)((AliasedValue)c["opportunity_count"]).Value;
System.Console.WriteLine("Count of all opportunities: " + aggregate15a);
decimal aggregate15b = ((Money)((AliasedValue)c["estimatedvalue_sum"]).Value).Value;
System.Console.WriteLine("Sum of estimated value of all opportunities: " + aggregate15b);
decimal aggregate15c = ((Money)((AliasedValue)c["estimatedvalue_avg"]).Value).Value;
System.Console.WriteLine("Average of estimated value of all opportunities: " + aggregate15c);
System.Console.WriteLine("----------------------------------------------");
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML byyrqtr Aggregate 16
// *****************************************************************************************************************
// Fetch aggregate information about the opportunities that have
// been won by year and quarter.
string byyrqtr = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='opportunityid' alias='opportunity_count' aggregate='count'/>
<attribute name='estimatedvalue' alias='estimatedvalue_sum' aggregate='sum'/>
<attribute name='estimatedvalue' alias='estimatedvalue_avg' aggregate='avg'/>
<attribute name='actualclosedate' groupby='true' dategrouping='quarter' alias='quarter' />
<attribute name='actualclosedate' groupby='true' dategrouping='year' alias='year' />
<filter type='and'>
<condition attribute='statecode' operator='eq' value='Won' />
</filter>
</entity>
</fetch>";
EntityCollection byyrqtr_result = _serviceProxy.RetrieveMultiple(new FetchExpression(byyrqtr));
foreach (var c in byyrqtr_result.Entities)
{
Int32 aggregate16d = (Int32)((AliasedValue)c["year"]).Value;
System.Console.WriteLine("Year: " + aggregate16d);
Int32 aggregate16 = (Int32)((AliasedValue)c["quarter"]).Value;
System.Console.WriteLine("Quarter: " + aggregate16);
Int32 aggregate16a = (Int32)((AliasedValue)c["opportunity_count"]).Value;
System.Console.WriteLine("Count of all opportunities: " + aggregate16a);
decimal aggregate16b = ((Money)((AliasedValue)c["estimatedvalue_sum"]).Value).Value;
System.Console.WriteLine("Sum of estimated value of all opportunities: " + aggregate16b);
decimal aggregate16c = ((Money)((AliasedValue)c["estimatedvalue_avg"]).Value).Value;
System.Console.WriteLine("Average of estimated value of all opportunities: " + aggregate16c);
System.Console.WriteLine("----------------------------------------------");
}
System.Console.WriteLine("===============================");
// *****************************************************************************************************************
// FetchXML byyrqtr2 Aggregate 17
// *****************************************************************************************************************
// Specify the result order for the previous sample. Order by year, then quarter.
string byyrqtr2 = @"
<fetch distinct='false' mapping='logical' aggregate='true'>
<entity name='opportunity'>
<attribute name='opportunityid' alias='opportunity_count' aggregate='count'/>
<attribute name='estimatedvalue' alias='estimatedvalue_sum' aggregate='sum'/>
<attribute name='estimatedvalue' alias='estimatedvalue_avg' aggregate='avg'/>
<attribute name='actualclosedate' groupby='true' dategrouping='quarter' alias='quarter' />
<attribute name='actualclosedate' groupby='true' dategrouping='year' alias='year' />
<order alias='year' descending='false' />
<order alias='quarter' descending='false' />
<filter type='and'>
<condition attribute='statecode' operator='eq' value='Won' />
</filter>
</entity>
</fetch>";
EntityCollection byyrqtr2_result = _serviceProxy.RetrieveMultiple(new FetchExpression(byyrqtr2));
foreach (var c in byyrqtr2_result.Entities)
{
Int32 aggregate17 = (Int32)((AliasedValue)c["quarter"]).Value;
System.Console.WriteLine("Quarter: " + aggregate17);
Int32 aggregate17d = (Int32)((AliasedValue)c["year"]).Value;
System.Console.WriteLine("Year: " + aggregate17d);
Int32 aggregate17a = (Int32)((AliasedValue)c["opportunity_count"]).Value;
System.Console.WriteLine("Count of all opportunities: " + aggregate17a);
decimal aggregate17b = ((Money)((AliasedValue)c["estimatedvalue_sum"]).Value).Value;
System.Console.WriteLine("Sum of estimated value of all opportunities: " + aggregate17b);
decimal aggregate17c = ((Money)((AliasedValue)c["estimatedvalue_avg"]).Value).Value;
System.Console.WriteLine("Average of estimated value of all opportunities: " + aggregate17c);
System.Console.WriteLine("----------------------------------------------");
}
System.Console.WriteLine("===============================");
Console.WriteLine("Retrieved aggregate record data.");
DeleteRequiredRecords(promptForDelete);
}
}
// Catch any service fault exceptions that Microsoft Dynamics CRM throws.
catch (FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault>)
{
// You can handle an exception here or pass it back to the calling method.
throw;
}
return;
}
/// <summary>
/// This method creates any entity records that this sample requires.
/// Create a sample account record.
/// Create 3 opportunity records associate to the account record.
/// Mark all 3 opportunity records as won.
/// </summary>
public void CreateRequiredRecords()
{
var OpportunityStatusCodes = new
{
Won = 3
};
// Instantiate a account entity record and set its property values.
// See the Entity Metadata topic in the SDK documentation
// to determine which attributes must be set for each entity.
Account setupAccount = new Account
{
Name = "Example Account"
};
_accountId = _service.Create(setupAccount);
Console.WriteLine("Created {0}.", setupAccount.Name);
EntityReference setupCustomer = new EntityReference
{
LogicalName = Account.EntityLogicalName,
Id = _accountId
};
// Create 3 sample opportunities.
// Instantiate opportunity entity records and set there property values.
// See the Entity Metadata topic in the SDK documentation
// to determine which attributes must be set for each entity.
Opportunity[] setupOpportunities = new[]
{
new Opportunity
{
Name = "Sample Opp 1",
EstimatedValue = new Money {Value = 120000.00m},
CustomerId = setupCustomer,
},
new Opportunity
{
Name = "Sample Opp With Duplicate Name",
EstimatedValue = new Money { Value = 240000.00m},
CustomerId = setupCustomer,
},
new Opportunity
{
Name = "Sample Opp With Duplicate Name",
EstimatedValue = new Money{ Value = 360000.00m},
CustomerId = setupCustomer,
},
};
_setupOpportunitiyIds = (from opp in setupOpportunities
select _service.Create(opp)).ToArray();
// "Win" each of the opportunities
foreach (Guid oppId in _setupOpportunitiyIds)
{
WinOpportunityRequest winRequest = new WinOpportunityRequest
{
OpportunityClose = new OpportunityClose
{
OpportunityId = new EntityReference
{
LogicalName = "opportunity",
Id = oppId
},
// Mark these entities as won in the year 2008 to
// have some testable results.
ActualEnd = new DateTime(2009, 11, 1, 12, 0, 0)
},
Status = new OptionSetValue(OpportunityStatusCodes.Won)
};
_service.Execute(winRequest);
}
Console.WriteLine("Created {0} sample opportunity records and updated as won for this sample.", _setupOpportunitiyIds.Length);
return;
}
/// <summary>
/// Deletes any entity records that were created for this sample.
/// <param name="prompt">Indicates whether to prompt the user to delete the records created in this sample.</param>
/// </summary>
public void DeleteRequiredRecords(bool prompt)
{
bool deleteRecords = true;
if (prompt)
{
Console.WriteLine("\nDo you want these entity records deleted? (y/n)");
String answer = Console.ReadLine();
deleteRecords = (answer.StartsWith("y") || answer.StartsWith("Y"));
}
if (deleteRecords)
{
foreach (Guid oppId in _setupOpportunitiyIds)
{
_service.Delete("opportunity", oppId);
}
_service.Delete("account", _accountId);
Console.WriteLine("Entity records have been deleted.");
}
}
#endregion How To Sample Code
#region Main
/// <summary>
/// Standard Main() method used by most SDK samples.
/// </summary>
/// <param name="args"></param>
static public void Main(string[] args)
{
try
{
// Obtain the target organization's Web address and client logon
// credentials from the user.
ServerConnection serverConnect = new ServerConnection();
ServerConnection.Configuration config = serverConnect.GetServerConfiguration();
FetchAggregationAndGroupBy app = new FetchAggregationAndGroupBy();
app.Run(config, true);
}
catch (FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault> ex)
{
Console.WriteLine("The application terminated with an error.");
Console.WriteLine("Timestamp: {0}", ex.Detail.Timestamp);
Console.WriteLine("Code: {0}", ex.Detail.ErrorCode);
Console.WriteLine("Message: {0}", ex.Detail.Message);
Console.WriteLine("Plugin Trace: {0}", ex.Detail.TraceText);
Console.WriteLine("Inner Fault: {0}",
null == ex.Detail.InnerFault ? "No Inner Fault" : "Has Inner Fault");
}
catch (System.TimeoutException ex)
{
Console.WriteLine("The application terminated with an error.");
Console.WriteLine("Message: {0}", ex.Message);
Console.WriteLine("Stack Trace: {0}", ex.StackTrace);
Console.WriteLine("Inner Fault: {0}",
null == ex.InnerException.Message ? "No Inner Fault" : ex.InnerException.Message);
}
catch (System.Exception ex)
{
Console.WriteLine("The application terminated with an error.");
Console.WriteLine(ex.Message);
// Display the details of the inner exception.
if (ex.InnerException != null)
{
Console.WriteLine(ex.InnerException.Message);
FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault> fe = ex.InnerException
as FaultException<Microsoft.Xrm.Sdk.OrganizationServiceFault>;
if (fe != null)
{
Console.WriteLine("Timestamp: {0}", fe.Detail.Timestamp);
Console.WriteLine("Code: {0}", fe.Detail.ErrorCode);
Console.WriteLine("Message: {0}", fe.Detail.Message);
Console.WriteLine("Plugin Trace: {0}", fe.Detail.TraceText);
Console.WriteLine("Inner Fault: {0}",
null == fe.Detail.InnerFault ? "No Inner Fault" : "Has Inner Fault");
}
}
}
// Additional exceptions to catch: SecurityTokenValidationException, ExpiredSecurityTokenException,
// SecurityAccessDeniedException, MessageSecurityException, and SecurityNegotiationException.
finally
{
Console.WriteLine("Press <Enter> to exit.");
Console.ReadLine();
}
}
#endregion Main
}
}
Ver también
IOrganizationService
RetrieveMultiple
FetchExpression
Código auxiliar: clase ServerConnection
Usar el agregado FetchXML
Crear consultas con FetchXML
Ejemplo: usar FetchXML con una cookie de paginación
Microsoft Dynamics 365
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