Fix using JOIN Alias with Schema

Author: mythz

src/ServiceStack.OrmLite/Expressions/SqlExpression.cs

@@ -2069,7 +2069,7 @@ protected virtual object VisitSqlMethodCall(MethodCallExpression m)
                     statement = DialectProvider.GetQuotedTableName(argDef) + ".*";
                     break;
                 case "JoinAlias":
-                    statement = args[0] + "." + quotedColName.ToString().RightPart('.');
+                    statement = args[0] + "." + quotedColName.ToString().LastRightPart('.');
                     break;
                 default:
                     throw new NotSupportedException();

tests/ServiceStack.OrmLite.Tests/Issues/JoinAliasWithSchemaIssue.cs

@@ -0,0 +1,45 @@
+using NUnit.Framework;
+using ServiceStack.DataAnnotations;
+using ServiceStack.Text;
+
+namespace ServiceStack.OrmLite.Tests.Issues
+{
+    [Schema("Schema")]
+    public class ModelWithSchema
+    {
+        [AutoIncrement]
+        public int Id { get; set; }
+
+        public string Name { get; set; }
+
+        public int Value { get; set; }
+    }
+
+    [TestFixture]
+    public class JoinAliasWithSchemaIssue : OrmLiteTestBase
+    {
+        [Test]
+        public void Can_perform_join_alias_on_ModelWithSchema()
+        {
+            using (var db = OpenDbConnection())
+            {
+                db.DropAndCreateTable<ModelWithSchema>();
+
+                db.Insert(new ModelWithSchema { Name = "One", Value = 1 });
+                db.Insert(new ModelWithSchema { Name = "Uno", Value = 1 });
+
+                var q = db.From<ModelWithSchema>()
+                    .Join<ModelWithSchema>((a, b) => a.Value == b.Value, db.JoinAlias("b"))
+                    .Select(x => new
+                    {
+                        AName = x.Name,
+                        BName = Sql.JoinAlias(x.Name, "b")
+                    });
+
+                var results = db.Select<object>(q);
+                db.GetLastSql().Print();
+                Assert.That(results.Count, Is.EqualTo(2 * 2));
+            }
+        }
+    }
+}

tests/ServiceStack.OrmLite.Tests/ServiceStack.OrmLite.Tests.csproj

@@ -141,6 +141,7 @@
     <Compile Include="Async\SqlServerProviderTestsAsync.cs" />
     <Compile Include="Async\UpdateAsyncTests.cs" />
     <Compile Include="Expression\SqlExpressionJoinTests.cs" />
+    <Compile Include="Issues\JoinAliasWithSchemaIssue.cs" />
     <Compile Include="UseCase\CustomerOrdersUseCaseAsync.cs" />
     <Compile Include="AutoQueryTests.cs" />
     <Compile Include="CaptureSqlCommandFilterTests.cs" />