MCPcopy Create free account
hub / github.com/FreeOpcUa/python-opcua / _get_select_clauses

Method _get_select_clauses

opcua/server/history_sql.py:316–331  ·  view source on GitHub ↗
(self, source_id, evfilter)

Source from the content-addressed store, hash-verified

314 return self._list_to_sql_str(fields, False)
315
316 def _get_select_clauses(self, source_id, evfilter):
317 s_clauses = []
318 for select_clause in evfilter.SelectClauses:
319 try:
320 if not select_clause.BrowsePath:
321 s_clauses.append(select_clause.Attribute.name)
322 else:
323 name = select_clause.BrowsePath[0].Name
324 s_clauses.append(name)
325 except AttributeError:
326 self.logger.warning('Historizing SQL OPC UA Select Clause Warning for node %s,'
327 ' Clause: %s:', source_id, select_clause)
328
329 # remove select clauses that the event type doesn't have; SQL will error because the column doesn't exist
330 clauses = [x for x in s_clauses if x in self._event_fields[source_id]]
331 return clauses, self._list_to_sql_str(clauses)
332
333 @staticmethod
334 def _list_to_sql_str(ls, quotes=True):

Callers 1

read_event_historyMethod · 0.95

Calls 1

_list_to_sql_strMethod · 0.95

Tested by

no test coverage detected