diff --git a/db/ddlutils/oracle/functions/ProductAttribute.sql b/db/ddlutils/oracle/functions/ProductAttribute.sql
index 9c1536b7ef..7538f1902d 100644
--- a/db/ddlutils/oracle/functions/ProductAttribute.sql
+++ b/db/ddlutils/oracle/functions/ProductAttribute.sql
@@ -52,8 +52,8 @@ BEGIN
     --  Get Product Attribute Set Instance
     IF (p_M_AttributeSetInstance_ID > 0) THEN
         SELECT asi.Lot, asi.SerNo, asi.GuaranteeDate,
-            COALESCE(a.SerNoCharSOverwrite, TO_NCHAR('#')), COALESCE(a.SerNoCharEOverwrite, TO_NCHAR('')),
-            COALESCE(a.LotCharSOverwrite, to_nchar(chr(49835))), COALESCE(a.LotCharEOverwrite, to_nchar(chr(49851)))
+            COALESCE(a.SerNoCharSOverwrite, TO_CHAR('#')), COALESCE(a.SerNoCharEOverwrite, TO_CHAR('')),
+            COALESCE(a.LotCharSOverwrite, TO_CHAR(CHR(49835))), COALESCE(a.LotCharEOverwrite, TO_CHAR(CHR(49851)))
           INTO v_Lot, v_SerNo, v_GuaranteeDate,
             v_SerNoStart, v_SerNoEnd, v_LotStart, v_LotEnd
         FROM M_AttributeSetInstance asi
diff --git a/migration/i8.1z/oracle/202011120940_IDEMPIERE-3862.sql b/migration/i8.1z/oracle/202011120940_IDEMPIERE-3862.sql
new file mode 100644
index 0000000000..8cce0dd03c
--- /dev/null
+++ b/migration/i8.1z/oracle/202011120940_IDEMPIERE-3862.sql
@@ -0,0 +1,93 @@
+-- IDEMPIERE-3862 ORACLE - Update datatype NVARCHAR2 to VARCHAR2
+-- Four NCHAR columns changed to CHAR
+ALTER TABLE M_ATTRIBUTESET MODIFY (LOTCHAREOVERWRITE CHAR(1 CHAR), LOTCHARSOVERWRITE CHAR(1 CHAR), SERNOCHAREOVERWRITE CHAR(1 CHAR), SERNOCHARSOVERWRITE CHAR(1 CHAR))
+;
+
+CREATE OR REPLACE FUNCTION productAttribute
+(
+    p_M_AttributeSetInstance_ID     IN NUMBER
+)
+RETURN VARCHAR2
+/*************************************************************************
+ * The contents of this file are subject to the Compiere License.  You may
+ * obtain a copy of the License at    http://www.compiere.org/license.html 
+ * Software is on an  "AS IS" basis,  WITHOUT WARRANTY OF ANY KIND, either 
+ * express or implied. See the License for details. Code: Compiere ERP+CRM
+ * Copyright (C) 1999-2001 Jorg Janke, ComPiere, Inc. All Rights Reserved.
+ *************************************************************************
+ * $Id: M_Attribute_Name.sql,v 1.1 2006/04/21 17:51:58 jjanke Exp $
+ ***
+ * Title: Return Instance Attribute Info
+ * Description:
+ *  
+ * Test:
+    SELECT M_Attribute_Name (M_AttributeSetInstance_ID) 
+    FROM M_InOutLine WHERE M_AttributeSetInstance_ID > 0
+    --
+    SELECT p.Name
+    FROM C_InvoiceLine il LEFT OUTER JOIN M_Product p ON (il.M_Product_ID=p.M_Product_ID);
+    SELECT p.Name || M_Attribute_Name (il.M_AttributeSetInstance_ID) 
+    FROM C_InvoiceLine il LEFT OUTER JOIN M_Product p ON (il.M_Product_ID=p.M_Product_ID);
+    
+ ************************************************************************/
+AS
+    v_Name          VARCHAR2(2000) := NULL;
+    v_NameAdd       VARCHAR2(2000) := '';
+    --
+    v_Lot           M_AttributeSetInstance.Lot%TYPE;
+    v_LotStart      M_AttributeSet.LotCharSOverwrite%TYPE;
+    v_LotEnd        M_AttributeSet.LotCharEOverwrite%TYPE;
+    v_SerNo         M_AttributeSetInstance.SerNo%TYPE;
+    v_SerNoStart    M_AttributeSet.SerNoCharSOverwrite%TYPE;
+    v_SerNoEnd      M_AttributeSet.SerNoCharEOverwrite%TYPE;
+    v_GuaranteeDate M_AttributeSetInstance.GuaranteeDate%TYPE;
+    --
+    CURSOR CUR_Attributes IS
+        SELECT ai.Value, a.Name
+        FROM M_AttributeInstance ai
+          INNER JOIN M_Attribute a ON (ai.M_Attribute_ID=a.M_Attribute_ID AND a.IsInstanceAttribute='Y')
+        WHERE ai.M_AttributeSetInstance_ID=p_M_AttributeSetInstance_ID;
+
+BEGIN
+/*    --  Get Product Name
+    SELECT Name 
+      INTO v_Name
+    FROM M_Product WHERE M_Product_ID=p_M_Product_ID;
+*/
+    --  Get Product Attribute Set Instance
+    IF (p_M_AttributeSetInstance_ID > 0) THEN
+        SELECT asi.Lot, asi.SerNo, asi.GuaranteeDate,
+            COALESCE(a.SerNoCharSOverwrite, TO_CHAR('#')), COALESCE(a.SerNoCharEOverwrite, TO_CHAR('')),
+            COALESCE(a.LotCharSOverwrite, TO_CHAR(CHR(49835))), COALESCE(a.LotCharEOverwrite, TO_CHAR(CHR(49851)))
+          INTO v_Lot, v_SerNo, v_GuaranteeDate,
+            v_SerNoStart, v_SerNoEnd, v_LotStart, v_LotEnd
+        FROM M_AttributeSetInstance asi
+          INNER JOIN M_AttributeSet a ON (asi.M_AttributeSet_ID=a.M_AttributeSet_ID)
+        WHERE asi.M_AttributeSetInstance_ID=p_M_AttributeSetInstance_ID;
+        --
+        IF (v_SerNo IS NOT NULL) THEN
+            v_NameAdd := v_NameAdd || v_SerNoStart || v_SerNo || v_SerNoEnd || ' ';
+        END IF;
+        IF (v_Lot IS NOT NULL) THEN
+            v_NameAdd := v_NameAdd || v_LotStart || v_Lot || v_LotEnd || ' ';
+        END IF;
+        IF (v_GuaranteeDate IS NOT NULL) THEN
+            v_NameAdd := v_NameAdd || v_GuaranteeDate || ' ';
+        END IF;
+        --
+        FOR a IN CUR_Attributes LOOP
+            v_NameAdd := v_NameAdd || a.Name || ':' || a.Value || ' ';
+        END LOOP;
+        --
+        IF (LENGTH(v_NameAdd) > 0) THEN
+            v_Name := v_Name || ' (' || TRIM(v_NameAdd) || ')';
+        END IF;
+    END IF;
+    
+    RETURN v_Name;
+END productAttribute;
+/
+
+SELECT register_migration_script('202011120940_IDEMPIERE-3862.sql') FROM dual
+;
+
diff --git a/migration/i8.1z/postgresql/202011120940_IDEMPIERE-3862.sql b/migration/i8.1z/postgresql/202011120940_IDEMPIERE-3862.sql
new file mode 100644
index 0000000000..d90a12d0bd
--- /dev/null
+++ b/migration/i8.1z/postgresql/202011120940_IDEMPIERE-3862.sql
@@ -0,0 +1,5 @@
+-- Placeholder, this is just for oracle
+
+SELECT register_migration_script('202011120940_IDEMPIERE-3862.sql') FROM dual
+;
+