diff --git a/sdt/bin/sddao.py b/sdt/bin/sddao.py
index beba5bac..7bae3353 100755
--- a/sdt/bin/sddao.py
+++ b/sdt/bin/sddao.py
@@ -17,28 +17,6 @@
 import sdsqlutils
 import sdtime
 
-# --- version table --- #
-
-def get_version():
-    c = conn.cursor()
-    c.execute("select version from version")
-    rs=c.fetchone()
-
-    if rs==None:
-        raise SDException("SYNCDDAO-316","fatal error")
-
-    version=rs[0]
-
-    c.close()
-
-    return version
-
-def update_version(version):
-    c = conn.cursor()
-    c.execute("update version set version=?",(version,))
-    conn.commit()
-    c.close()
-
 # --- parameter table --- #
 
 def add_parameter_value(name,value,commit=True,conn=sddb.conn):
diff --git a/sdt/bin/sddbobj.py b/sdt/bin/sddbobj.py
index d681d86f..f48cf232 100755
--- a/sdt/bin/sddbobj.py
+++ b/sdt/bin/sddbobj.py
@@ -85,6 +85,6 @@ def create_indexes(conn):
     conn.execute("create        index if not exists idx_file_without_selection_1 on file_without_selection (file_id)")
     conn.execute("create        index if not exists idx_file_without_dataset_1 on file_without_dataset (file_id)")
     conn.execute("create unique index if not exists idx_param_1 on param (name,value)")
-    conn.execute("create index if not exists idx_event_1 on event (name)")
-    conn.execute("create index if not exists idx_event_2 on event (status)")
-    conn.execute("create index if not exists idx_event_3 on event (crea_date)")
+    conn.execute("create        index if not exists idx_event_1 on event (name)")
+    conn.execute("create        index if not exists idx_event_2 on event (status)")
+    conn.execute("create        index if not exists idx_event_3 on event (crea_date)")