diff --git a/SQL/EHEC_DB_Query.sql b/SQL/EHEC_DB_Query.sql
index 2829fce..debfe12 100644
--- a/SQL/EHEC_DB_Query.sql
+++ b/SQL/EHEC_DB_Query.sql
@@ -121,7 +121,6 @@ CREATE TABLE [dbo].[Exam] (
     [ExamId] int IDENTITY(1,1) NOT NULL,
     [DoctorId] int  NOT NULL,
 	[PatientId] int NOT NULL,
-    [OriginOriginId] int  NOT NULL,
     [Result_ResultId] int  NOT NULL
 );
 GO
@@ -238,12 +237,6 @@ ADD CONSTRAINT [FK_Origin]
     ON DELETE NO ACTION ON UPDATE NO ACTION;
 GO
 
--- Creating non-clustered index for FOREIGN KEY 'FK_Origin_Exam'
-CREATE INDEX [IX_FK_Origin_Exam]
-ON [dbo].[Origin_Exam]
-    ([OriginOriginId]);
-GO
-
 -- Creating foreign key on [ExamId] in table 'Origin_Exam'
 ALTER TABLE [dbo].[Origin_Exam]
 ADD CONSTRAINT [FK_Exam]