finish functions. starting with advanced topics csv imports

functions/create_function.py

@@ -0,0 +1,38 @@
+import pyodbc
+
+try:
+    connection = pyodbc.connect('DRIVER={ODBC Driver 17 for SQL Server};SERVER=.;DATABASE=SampleDB;Trusted_Connection=yes')
+
+    cursor = connection.cursor()
+
+
+    sql_cmd="""create function ufn_get_cus_code (@cus_id int)
+    returns varchar(50)
+    as
+    begin
+    declare @cus_code varchar(50)
+    set @cus_code = (select code from tblCustomers where id = @cus_id)
+
+    return @cus_code
+
+    end;
+    """
+
+    cursor.execute(sql_cmd)
+    connection.commit()
+    
+    print("User defined function successfully created or altered...")
+
+
+    cursor.close()
+    connection.close()
+
+except pyodbc.Error as ex:
+    print()
+    print("exception: ",ex)
+    cursor.close()
+    connection.close()
+    print()
+    exit()
+
+print()