diff --git a/src/FluentCommand/Query/DeleteBuilder.cs b/src/FluentCommand/Query/DeleteBuilder.cs
index 49acde91..9b568f3d 100644
--- a/src/FluentCommand/Query/DeleteBuilder.cs
+++ b/src/FluentCommand/Query/DeleteBuilder.cs
@@ -108,7 +108,7 @@ public TBuilder Table(
     /// </returns>
     public TBuilder Output(
         IEnumerable<string> columnNames,
-        string tableAlias = "DELETED")
+        string tableAlias = null)
     {
         if (columnNames is null)
             throw new ArgumentNullException(nameof(columnNames));
@@ -130,7 +130,7 @@ public TBuilder Output(
     /// </returns>
     public TBuilder Output(
         string columnName,
-        string tableAlias = "DELETED",
+        string tableAlias = null,
         string columnAlias = null)
     {
         var outputClause = new ColumnExpression(columnName, tableAlias, columnAlias);
@@ -152,7 +152,7 @@ public TBuilder Output(
     /// </returns>
     public TBuilder OutputIf(
         string columnName,
-        string tableAlias = "DELETED",
+        string tableAlias = null,
         string columnAlias = null,
         Func<string, bool> condition = null)
     {
diff --git a/src/FluentCommand/Query/DeleteEntityBuilder.cs b/src/FluentCommand/Query/DeleteEntityBuilder.cs
index 722d13d7..bac795e1 100644
--- a/src/FluentCommand/Query/DeleteEntityBuilder.cs
+++ b/src/FluentCommand/Query/DeleteEntityBuilder.cs
@@ -44,7 +44,7 @@ public DeleteEntityBuilder(
     /// </returns>
     public DeleteEntityBuilder<TEntity> Output<TValue>(
         Expression<Func<TEntity, TValue>> property,
-        string tableAlias = "DELETED",
+        string tableAlias = null,
         string columnAlias = null)
     {
         var propertyAccessor = _typeAccessor.FindProperty(property);
@@ -64,7 +64,7 @@ public DeleteEntityBuilder<TEntity> Output<TValue>(
     /// </returns>
     public DeleteEntityBuilder<TEntity> OutputIf<TValue>(
         Expression<Func<TEntity, TValue>> property,
-        string tableAlias = "DELETED",
+        string tableAlias = null,
         string columnAlias = null,
         Func<string, bool> condition = null)
     {
diff --git a/src/FluentCommand/Query/Generators/SqlServerGenerator.cs b/src/FluentCommand/Query/Generators/SqlServerGenerator.cs
index d8601bc5..ed3437dc 100644
--- a/src/FluentCommand/Query/Generators/SqlServerGenerator.cs
+++ b/src/FluentCommand/Query/Generators/SqlServerGenerator.cs
@@ -116,10 +116,11 @@ public virtual string BuildInsert(InsertStatement insertStatement)
 
         if (insertStatement.OutputExpressions?.Count > 0)
         {
+
             insertBuilder
                 .AppendLine()
                 .Append("OUTPUT ")
-                .AppendJoin(", ", insertStatement.OutputExpressions.Select(ColumnExpression));
+                .AppendJoin(", ", insertStatement.OutputExpressions.Select(c => ColumnExpression(c, "INSERTED")));
         }
 
         insertBuilder
@@ -163,7 +164,7 @@ public virtual string BuildUpdate(UpdateStatement updateStatement)
             updateBuilder
                 .AppendLine()
                 .Append("OUTPUT ")
-                .AppendJoin(", ", updateStatement.OutputExpressions.Select(ColumnExpression));
+                .AppendJoin(", ", updateStatement.OutputExpressions.Select(c => ColumnExpression(c, "INSERTED")));
         }
 
         if (updateStatement.FromExpressions?.Count > 0)
@@ -224,7 +225,7 @@ public virtual string BuildDelete(DeleteStatement deleteStatement)
             deleteBuilder
                 .AppendLine()
                 .Append("OUTPUT ")
-                .AppendJoin(", ", deleteStatement.OutputExpressions.Select(ColumnExpression));
+                .AppendJoin(", ", deleteStatement.OutputExpressions.Select(c => ColumnExpression(c, "DELETED")));
         }
 
         if (deleteStatement.FromExpressions?.Count > 0)
@@ -538,4 +539,14 @@ public virtual string ParseIdentifier(string name)
         return name;
     }
 
+
+    private string ColumnExpression(ColumnExpression columnExpression, string tableAlias)
+    {
+        var column = columnExpression with
+        {
+            TableAlias = columnExpression.TableAlias ?? tableAlias
+        };
+
+        return ColumnExpression(column);
+    }
 }
diff --git a/src/FluentCommand/Query/InsertBuilder.cs b/src/FluentCommand/Query/InsertBuilder.cs
index 7f1238c5..ddf1d538 100644
--- a/src/FluentCommand/Query/InsertBuilder.cs
+++ b/src/FluentCommand/Query/InsertBuilder.cs
@@ -167,7 +167,7 @@ public TBuilder ValueIf<TValue>(
     /// </returns>
     public TBuilder Output(
         IEnumerable<string> columnNames,
-        string tableAlias = "INSERTED")
+        string tableAlias = null)
     {
         if (columnNames is null)
             throw new ArgumentNullException(nameof(columnNames));
@@ -189,7 +189,7 @@ public TBuilder Output(
     /// </returns>
     public TBuilder Output(
         string columnName,
-        string tableAlias = "INSERTED",
+        string tableAlias = null,
         string columnAlias = null)
     {
         var outputClause = new ColumnExpression(columnName, tableAlias, columnAlias);
@@ -211,7 +211,7 @@ public TBuilder Output(
     /// </returns>
     public TBuilder OutputIf(
         string columnName,
-        string tableAlias = "INSERTED",
+        string tableAlias = null,
         string columnAlias = null,
         Func<string, bool> condition = null)
     {
diff --git a/src/FluentCommand/Query/InsertEntityBuilder.cs b/src/FluentCommand/Query/InsertEntityBuilder.cs
index d72d8c3b..bc23bfa8 100644
--- a/src/FluentCommand/Query/InsertEntityBuilder.cs
+++ b/src/FluentCommand/Query/InsertEntityBuilder.cs
@@ -108,7 +108,7 @@ public InsertEntityBuilder<TEntity> Values(
     /// </returns>
     public InsertEntityBuilder<TEntity> Output<TValue>(
         Expression<Func<TEntity, TValue>> property,
-        string tableAlias = "INSERTED",
+        string tableAlias = null,
         string columnAlias = null)
     {
         var propertyAccessor = _typeAccessor.FindProperty(property);
@@ -128,7 +128,7 @@ public InsertEntityBuilder<TEntity> Output<TValue>(
     /// </returns>
     public InsertEntityBuilder<TEntity> OutputIf<TValue>(
         Expression<Func<TEntity, TValue>> property,
-        string tableAlias = "INSERTED",
+        string tableAlias = null,
         string columnAlias = null,
         Func<string, bool> condition = null)
     {
diff --git a/src/FluentCommand/Query/UpdateBuilder.cs b/src/FluentCommand/Query/UpdateBuilder.cs
index 6cac66fe..b4b02fe9 100644
--- a/src/FluentCommand/Query/UpdateBuilder.cs
+++ b/src/FluentCommand/Query/UpdateBuilder.cs
@@ -179,7 +179,7 @@ public TBuilder ValueIf<TValue>(
     /// </returns>
     public TBuilder Output(
         IEnumerable<string> columnNames,
-        string tableAlias = "INSERTED")
+        string tableAlias = null)
     {
         if (columnNames is null)
             throw new ArgumentNullException(nameof(columnNames));
@@ -201,7 +201,7 @@ public TBuilder Output(
     /// </returns>
     public TBuilder Output(
         string columnName,
-        string tableAlias = "INSERTED",
+        string tableAlias = null,
         string columnAlias = null)
     {
         var outputClause = new ColumnExpression(columnName, tableAlias, columnAlias);
@@ -223,7 +223,7 @@ public TBuilder Output(
     /// </returns>
     public TBuilder OutputIf(
         string columnName,
-        string tableAlias = "INSERTED",
+        string tableAlias = null,
         string columnAlias = null,
         Func<string, bool> condition = null)
     {
diff --git a/src/FluentCommand/Query/UpdateEntityBuilder.cs b/src/FluentCommand/Query/UpdateEntityBuilder.cs
index e33257a1..2803ba1d 100644
--- a/src/FluentCommand/Query/UpdateEntityBuilder.cs
+++ b/src/FluentCommand/Query/UpdateEntityBuilder.cs
@@ -113,7 +113,7 @@ public UpdateEntityBuilder<TEntity> Values(
     /// </returns>
     public UpdateEntityBuilder<TEntity> Output<TValue>(
         Expression<Func<TEntity, TValue>> property,
-        string tableAlias = "INSERTED",
+        string tableAlias = null,
         string columnAlias = null)
     {
         var propertyAccessor = _typeAccessor.FindProperty(property);
@@ -133,7 +133,7 @@ public UpdateEntityBuilder<TEntity> Output<TValue>(
     /// </returns>
     public UpdateEntityBuilder<TEntity> OutputIf<TValue>(
         Expression<Func<TEntity, TValue>> property,
-        string tableAlias = "INSERTED",
+        string tableAlias = null,
         string columnAlias = null,
         Func<string, bool> condition = null)
     {
diff --git a/test/FluentCommand.PostgreSQL.Tests/DataQueryTests.cs b/test/FluentCommand.PostgreSQL.Tests/DataQueryTests.cs
index 112f760f..d3fec021 100644
--- a/test/FluentCommand.PostgreSQL.Tests/DataQueryTests.cs
+++ b/test/FluentCommand.PostgreSQL.Tests/DataQueryTests.cs
@@ -207,7 +207,7 @@ public async System.Threading.Tasks.Task SqlInsertValueQuery()
                 .Value(p => p.DisplayName, "Last, First")
                 .Value(p => p.FirstName, "First")
                 .Value(p => p.LastName, "Last")
-                .Output(p => p.Id, tableAlias: "")
+                .Output(p => p.Id)
                 .Tag()
             )
             .QueryValueAsync<Guid>();
@@ -237,7 +237,7 @@ public async System.Threading.Tasks.Task SqlInsertEntityQuery()
             .Sql(builder => builder
                 .Insert<User>()
                 .Values(user)
-                .Output(p => p.Id, tableAlias: "")
+                .Output(p => p.Id)
                 .Tag()
             )
             .QueryValueAsync<Guid>();
@@ -267,7 +267,7 @@ public async System.Threading.Tasks.Task SqlInsertUpdateDeleteEntityQuery()
             .Sql(builder => builder
                 .Insert<User>()
                 .Values(user)
-                .Output(p => p.Id, tableAlias: "")
+                .Output(p => p.Id)
                 .Tag()
             )
             .QueryValueAsync<Guid>();
@@ -289,7 +289,7 @@ public async System.Threading.Tasks.Task SqlInsertUpdateDeleteEntityQuery()
             .Sql(builder => builder
                 .Update<User>()
                 .Value(p => p.DisplayName, "Updated")
-                .Output(p => p.Id, tableAlias: "")
+                .Output(p => p.Id)
                 .Where(p => p.Id, id)
                 .Tag()
             )
@@ -300,7 +300,7 @@ public async System.Threading.Tasks.Task SqlInsertUpdateDeleteEntityQuery()
         var deleteId = await session
             .Sql(builder => builder
                 .Delete<User>()
-                .Output(p => p.Id, tableAlias: "")
+                .Output(p => p.Id)
                 .Where(p => p.Id, id)
                 .Tag()
             )
diff --git a/test/FluentCommand.SQLite.Tests/DataQueryTests.cs b/test/FluentCommand.SQLite.Tests/DataQueryTests.cs
index fc36a28c..b7d47a2c 100644
--- a/test/FluentCommand.SQLite.Tests/DataQueryTests.cs
+++ b/test/FluentCommand.SQLite.Tests/DataQueryTests.cs
@@ -207,7 +207,7 @@ public async System.Threading.Tasks.Task SqlInsertValueQuery()
                 .Value(p => p.DisplayName, "Last, First")
                 .Value(p => p.FirstName, "First")
                 .Value(p => p.LastName, "Last")
-                .Output(p => p.Id, tableAlias: "")
+                .Output(p => p.Id)
                 .Tag()
             )
             .QueryValueAsync<Guid>();
@@ -237,7 +237,7 @@ public async System.Threading.Tasks.Task SqlInsertEntityQuery()
             .Sql(builder => builder
                 .Insert<User>()
                 .Values(user)
-                .Output(p => p.Id, tableAlias: "")
+                .Output(p => p.Id)
                 .Tag()
             )
             .QueryValueAsync<Guid>();
@@ -267,7 +267,7 @@ public async System.Threading.Tasks.Task SqlInsertUpdateDeleteEntityQuery()
             .Sql(builder => builder
                 .Insert<User>()
                 .Values(user)
-                .Output(p => p.Id, tableAlias: "")
+                .Output(p => p.Id)
                 .Tag()
             )
             .QueryValueAsync<Guid>();
@@ -289,7 +289,7 @@ public async System.Threading.Tasks.Task SqlInsertUpdateDeleteEntityQuery()
             .Sql(builder => builder
                 .Update<User>()
                 .Value(p => p.DisplayName, "Updated")
-                .Output(p => p.Id, tableAlias: "")
+                .Output(p => p.Id)
                 .Where(p => p.Id, id)
                 .Tag()
             )
@@ -300,7 +300,7 @@ public async System.Threading.Tasks.Task SqlInsertUpdateDeleteEntityQuery()
         var deleteId = await session
             .Sql(builder => builder
                 .Delete<User>()
-                .Output(p => p.Id, tableAlias: "")
+                .Output(p => p.Id)
                 .Where(p => p.Id, id)
                 .Tag()
             )