var result = (from p in productInQuery
join o in orderInfoQuery on p.refNo equals o.refNo
join x in productQuery on p.productNo equals x.no
join t in productOutQuery on p.no equals t.productInNo into productIn
from t in productIn.DefaultIfEmpty()
orderby o.processDate descending
select new
{
qty = p.qty,
dateIn = o.processDate,
dateOut = (DateTime?)(from m in orderInfoQuery where m.refNo == t.refNo select m.processDate).FirstOrDefault(),
etaDate = (DateTime?)(from w in orderInfoQuery where w.refNo == t.refNo select w.eta).FirstOrDefault(),
})
if (etaDate != DateTime.MinValue)
{
result = result.Where(x => x.etaDate == etaDate); // Filter result
}
return result.ToArray();
上記のようにlinqの結果をフィルタリングしたいのですが、機能しません。
誰もが知っています、それを機能させる方法は?
[編集]
エラーメッセージが発生し、
Server Error in '/' Application.
Specified method is not supported.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: System.NotSupportedException: Specified method is not supported.
Source Error:
Line 147: result = result.Where(s => s.etaDate == null);
Line 148:
Line 149: return result.ToArray();
Line 150: }
Line 151: }
Source File: WebUI\Models\Reports.cs Line: 149
Stack Trace:
[NotSupportedException: Specified method is not supported.]
MySql.Data.Entity.SqlGenerator.Visit(DbApplyExpression expression) +54
System.Data.Common.CommandTrees.DbApplyExpression.Accept(DbExpressionVisitor`1 visitor) +23
MySql.Data.Entity.SqlGenerator.VisitInputExpression(DbExpression e, String name, TypeUsage type) +65
MySql.Data.Entity.SelectGenerator.VisitInputExpressionEnsureSelect(DbExpression e, String name, TypeUsage type) +53
MySql.Data.Entity.SelectGenerator.Visit(DbProjectExpression expression) +132
System.Data.Common.CommandTrees.DbProjectExpression.Accept(DbExpressionVisitor`1 visitor) +23
MySql.Data.Entity.SqlGenerator.VisitInputExpression(DbExpression e, String name, TypeUsage type) +65
MySql.Data.Entity.SelectGenerator.VisitInputExpressionEnsureSelect(DbExpression e, String name, TypeUsage type) +53
MySql.Data.Entity.SelectGenerator.Visit(DbFilterExpression expression) +131
System.Data.Common.CommandTrees.DbFilterExpression.Accept(DbExpressionVisitor`1 visitor) +23
MySql.Data.Entity.SqlGenerator.VisitInputExpression(DbExpression e, String name, TypeUsage type) +65
MySql.Data.Entity.SelectGenerator.VisitInputExpressionEnsureSelect(DbExpression e, String name, TypeUsage type) +53
MySql.Data.Entity.SelectGenerator.Visit(DbProjectExpression expression) +132
System.Data.Common.CommandTrees.DbProjectExpression.Accept(DbExpressionVisitor`1 visitor) +23
MySql.Data.Entity.SqlGenerator.VisitInputExpression(DbExpression e, String name, TypeUsage type) +65
MySql.Data.Entity.SelectGenerator.VisitInputExpressionEnsureSelect(DbExpression e, String name, TypeUsage type) +53
MySql.Data.Entity.SelectGenerator.Visit(DbProjectExpression expression) +132
System.Data.Common.CommandTrees.DbProjectExpression.Accept(DbExpressionVisitor`1 visitor) +23
MySql.Data.Entity.SqlGenerator.VisitInputExpression(DbExpression e, String name, TypeUsage type) +65
MySql.Data.Entity.SelectGenerator.VisitInputExpressionEnsureSelect(DbExpression e, String name, TypeUsage type) +53
MySql.Data.Entity.SelectGenerator.Visit(DbProjectExpression expression) +132
System.Data.Common.CommandTrees.DbProjectExpression.Accept(DbExpressionVisitor`1 visitor) +23
MySql.Data.Entity.SqlGenerator.VisitInputExpression(DbExpression e, String name, TypeUsage type) +65
MySql.Data.Entity.SelectGenerator.VisitInputExpressionEnsureSelect(DbExpression e, String name, TypeUsage type) +53
MySql.Data.Entity.SelectGenerator.Visit(DbSortExpression expression) +168
System.Data.Common.CommandTrees.DbSortExpression.Accept(DbExpressionVisitor`1 visitor) +23
MySql.Data.Entity.SqlGenerator.VisitInputExpression(DbExpression e, String name, TypeUsage type) +65
MySql.Data.Entity.SelectGenerator.VisitInputExpressionEnsureSelect(DbExpression e, String name, TypeUsage type) +53
MySql.Data.Entity.SelectGenerator.Visit(DbProjectExpression expression) +132
System.Data.Common.CommandTrees.DbProjectExpression.Accept(DbExpressionVisitor`1 visitor) +23
MySql.Data.Entity.SelectGenerator.GenerateSQL(DbCommandTree tree) +169
MySql.Data.MySqlClient.MySqlProviderServices.CreateDbCommandDefinition(DbProviderManifest providerManifest, DbCommandTree commandTree) +559
System.Data.Common.DbProviderServices.CreateCommandDefinition(DbCommandTree commandTree) +147
System.Data.EntityClient.EntityCommandDefinition..ctor(DbProviderFactory storeProviderFactory, DbCommandTree commandTree) +521
[EntityCommandCompilationException: An error occurred while preparing the command definition. See the inner exception for details.]
System.Data.EntityClient.EntityCommandDefinition..ctor(DbProviderFactory storeProviderFactory, DbCommandTree commandTree) +1267
System.Data.EntityClient.EntityProviderServices.CreateCommandDefinition(DbProviderFactory storeProviderFactory, DbCommandTree commandTree) +97
System.Data.EntityClient.EntityProviderServices.CreateDbCommandDefinition(DbProviderManifest providerManifest, DbCommandTree commandTree) +198
System.Data.Common.DbProviderServices.CreateCommandDefinition(DbCommandTree commandTree) +147
System.Data.Objects.Internal.ObjectQueryExecutionPlan.Prepare(ObjectContext context, DbQueryCommandTree tree, Type elementType, MergeOption mergeOption, Span span, ReadOnlyCollection`1 compiledQueryParameters) +371
System.Data.Objects.ELinq.ELinqQueryState.GetExecutionPlan(Nullable`1 forMergeOption) +642
System.Data.Objects.ObjectQuery`1.GetResults(Nullable`1 forMergeOption) +149
System.Data.Objects.ObjectQuery`1.System.Collections.Generic.IEnumerable<T>.GetEnumerator() +44
System.Data.Entity.Internal.Linq.InternalQuery`1.GetEnumerator() +40
System.Data.Entity.Infrastructure.DbQuery`1.System.Collections.Generic.IEnumerable<TResult>.GetEnumerator() +40
System.Linq.Buffer`1..ctor(IEnumerable`1 source) +205
System.Linq.Enumerable.ToArray(IEnumerable`1 source) +78
BseWms.WebUI.Models.Reports.GetAllTransaction(TransactionSearchModel searchModel) in C:\Users\mark\Documents\Visual Studio 2010\Projects\BseWms\BseWms.WebUI\Models\Reports.cs:149
BseWms.WebUI.Controllers.ReportsController.GetAllTransaction(TransactionSearchModel searchModel) in C:\Users\mark\Documents\Visual Studio 2010\Projects\BseWms\BseWms.WebUI\Controllers\ReportsController.cs:187
lambda_method(Closure , ControllerBase , Object[] ) +108
System.Web.Mvc.ActionMethodDispatcher.Execute(ControllerBase controller, Object[] parameters) +17
System.Web.Mvc.ReflectedActionDescriptor.Execute(ControllerContext controllerContext, IDictionary`2 parameters) +208
System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters) +27
System.Web.Mvc.<>c__DisplayClass15.<InvokeActionMethodWithFilters>b__12() +55
System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodFilter(IActionFilter filter, ActionExecutingContext preContext, Func`1 continuation) +263
System.Web.Mvc.<>c__DisplayClass17.<InvokeActionMethodWithFilters>b__14() +19
System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodWithFilters(ControllerContext controllerContext, IList`1 filters, ActionDescriptor actionDescriptor, IDictionary`2 parameters) +191
System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext, String actionName) +343
System.Web.Mvc.Controller.ExecuteCore() +116
System.Web.Mvc.ControllerBase.Execute(RequestContext requestContext) +97
System.Web.Mvc.ControllerBase.System.Web.Mvc.IController.Execute(RequestContext requestContext) +10
System.Web.Mvc.<>c__DisplayClassb.<BeginProcessRequest>b__5() +37
System.Web.Mvc.Async.<>c__DisplayClass1.<MakeVoidDelegate>b__0() +21
System.Web.Mvc.Async.<>c__DisplayClass8`1.<BeginSynchronous>b__7(IAsyncResult _) +12
System.Web.Mvc.Async.WrappedAsyncResult`1.End() +62
System.Web.Mvc.<>c__DisplayClasse.<EndProcessRequest>b__d() +50
System.Web.Mvc.SecurityUtil.<GetCallInAppTrustThunk>b__0(Action f) +7
System.Web.Mvc.SecurityUtil.ProcessInApplicationTrust(Action action) +22
System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) +60
System.Web.Mvc.MvcHandler.System.Web.IHttpAsyncHandler.EndProcessRequest(IAsyncResult result) +9
System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +8836977
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +184