Explicit FbQueryCompilationContext (to handle aliasses length (DNET-877)).

Author: cincuranet

Provider/src/FirebirdSql.EntityFrameworkCore.Firebird/Extensions/FbServiceCollectionExtensions.cs

@@ -28,6 +28,7 @@
 using Microsoft.EntityFrameworkCore.Infrastructure;
 using Microsoft.EntityFrameworkCore.Metadata.Conventions.Internal;
 using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Query;
 using Microsoft.EntityFrameworkCore.Query.ExpressionTranslators;
 using Microsoft.EntityFrameworkCore.Query.Sql;
 using Microsoft.EntityFrameworkCore.Storage;
@@ -52,6 +53,7 @@ public static IServiceCollection AddEntityFrameworkFirebird(this IServiceCollect
 				.TryAdd<IRelationalConnection>(p => p.GetService<IFbRelationalConnection>())
 				.TryAdd<IMigrationsSqlGenerator, FbMigrationsSqlGenerator>()
 				.TryAdd<IHistoryRepository, FbHistoryRepository>()
+				.TryAdd<IQueryCompilationContextFactory, FbQueryCompilationContextFactory>()
 				.TryAdd<IMemberTranslator, FbCompositeMemberTranslator>()
 				.TryAdd<ICompositeMethodCallTranslator, FbCompositeMethodCallTranslator>()
 				.TryAdd<IQuerySqlGeneratorFactory, FbQuerySqlGeneratorFactory>()

Provider/src/FirebirdSql.EntityFrameworkCore.Firebird/Query/Sql/Internal/FbQueryCompilationContext.cs

@@ -0,0 +1,31 @@
+/*
+ *    The contents of this file are subject to the Initial
+ *    Developer's Public License Version 1.0 (the "License");
+ *    you may not use this file except in compliance with the
+ *    License. You may obtain a copy of the License at
+ *    https://github.com/FirebirdSQL/NETProvider/blob/master/license.txt.
+ *
+ *    Software distributed under the License is distributed on
+ *    an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either
+ *    express or implied. See the License for the specific
+ *    language governing rights and limitations under the License.
+ *
+ *    All Rights Reserved.
+ */
+
+//$Authors = Jiri Cincura ([email protected])
+
+using Microsoft.EntityFrameworkCore.Query;
+using Microsoft.EntityFrameworkCore.Query.Internal;
+
+namespace FirebirdSql.EntityFrameworkCore.Firebird.Query.Sql.Internal
+{
+	class FbQueryCompilationContext : RelationalQueryCompilationContext
+	{
+		public FbQueryCompilationContext(QueryCompilationContextDependencies dependencies, ILinqOperatorProvider linqOperatorProvider, IQueryMethodProvider queryMethodProvider, bool trackQueryResults)
+			: base(dependencies, linqOperatorProvider, queryMethodProvider, trackQueryResults)
+		{ }
+
+		public override int MaxTableAliasLength => 31;
+	}
+}

Provider/src/FirebirdSql.EntityFrameworkCore.Firebird/Query/Sql/Internal/FbQueryCompilationContextFactory.cs

@@ -0,0 +1,42 @@
+/*
+ *    The contents of this file are subject to the Initial
+ *    Developer's Public License Version 1.0 (the "License");
+ *    you may not use this file except in compliance with the
+ *    License. You may obtain a copy of the License at
+ *    https://github.com/FirebirdSQL/NETProvider/blob/master/license.txt.
+ *
+ *    Software distributed under the License is distributed on
+ *    an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either
+ *    express or implied. See the License for the specific
+ *    language governing rights and limitations under the License.
+ *
+ *    All Rights Reserved.
+ */
+
+//$Authors = Jiri Cincura ([email protected])
+
+using Microsoft.EntityFrameworkCore.Query;
+using Microsoft.EntityFrameworkCore.Query.Internal;
+
+namespace FirebirdSql.EntityFrameworkCore.Firebird.Query.Sql.Internal
+{
+	public class FbQueryCompilationContextFactory : RelationalQueryCompilationContextFactory
+	{
+		public FbQueryCompilationContextFactory(QueryCompilationContextDependencies dependencies, RelationalQueryCompilationContextDependencies relationalDependencies)
+			: base(dependencies, relationalDependencies)
+		{ }
+
+		public override QueryCompilationContext Create(bool async)
+			=> async
+				? new FbQueryCompilationContext(
+					Dependencies,
+					new AsyncLinqOperatorProvider(),
+					new AsyncQueryMethodProvider(),
+					TrackQueryResults)
+				: new FbQueryCompilationContext(
+					Dependencies,
+					new LinqOperatorProvider(),
+					new QueryMethodProvider(),
+					TrackQueryResults);
+	}
+}