Added locked Tables

Added some routines to select specific parts for Pruefzelle2

DB.py

@@ -712,6 +712,20 @@ class DB:
     return cursor.fetchall ()
  
 
+  def getpruefzelle2range (self, startts, endts):
+    """
+    Get Processdata 10 - prufezelle2
+    """
+    try:
+      cursor = self.executesql ("SELECT dmc, datetime (startts, 'localtime'), endts, pp01, pp02, pp03, pp04, pp05, pp06, pp07, pp08, pp09, pp10, pp11, pp12, pp13, pp14, pp15, pp16, pp17, pp18, pp19, pp20, pp21, pp22, pp23, pp24, pp25, pp26, pp27, pp28, pp29, pp30, pp31, pp32, pp33, pp34, pp35, pp36, pp37, pp38, pp39, pp40, pp41 FROM pruefzelle2 WHERE strftime('%%s', datetime (startts, 'localtime')) BETWEEN strftime('%%s', '%s')  AND strftime('%%s', '%s');" % (startts, endts)) 
+    except:
+      print ("Couldnt get PD10 pruefzelle2")
+      raise Warning
+    
+    return cursor.fetchall ()
+ 
+
+
 
   def deletepruefzelle2 (self, dmc):
     """
@@ -746,6 +760,7 @@ class DB:
 
 if __name__ == "__main__":
   conn = DB ('/opt/data/bde.sqlite', '/tmp/talog.sql', logtest, errlogtest)
+  print (conn.getpruefzelle2range ('2017-03-15 00:00:00', '2017-03-15  12:00:00'))
   print (conn.getactuallimits ()) 
   #from PD01_tel import TEL_PD01 
   #PD01 = TEL_PD01 ()

initdata/dblayout_sqlite.sql

@@ -277,3 +277,11 @@ CREATE TABLE blindnietdgb (
 );
 
 
+CREATE TABLE locked (
+  dmc char(25),
+  rohteilnr      INTEGER NOT NULL default '1',
+  aenderungsidx  INTEGER NOT NULL default '1',
+  sperrts        timestamp(14) NOT NULL,
+  sperrnr          INTEGER NOT NULL default '0'
+);
+