def set_property(self, name: str, value: str):
method_name = 'set' + name
if method_name in dir(self._jconn):
method = getattr(self._jconn, method_name)
else:
method = partial(self._jconn.setProperty, name)
with reraise_jvm_exception(self._gateway):
return method(value)
def fetchall(self):
msg = ('Calling fetching all can cause memory errors '
'in the py4jdbc gateway server. Consider using fetchmany '
'instead.')
self._logger.warning(msg)
with reraise_jvm_exception(self._gateway):
resp = self._rs.fetchAll()
return self._make_rows(resp)
def fetchall(self):
msg = ('Calling fetching all can cause memory errors '
'in the py4jdbc gateway server. Consider using fetchmany '
'instead.')
self._logger.warning(msg)
with reraise_jvm_exception(self._gateway):
resp = self._rs.fetchAll()
return self._make_rows(resp)
def set_property(self, name: str, value: str):
method_name = 'set' + name
if method_name in dir(self._jconn):
method = getattr(self._jconn, method_name)
else:
method = partial(self._jconn.setProperty, name)
with reraise_jvm_exception(self._gateway):
return method(value)
def executemany(self, operation, parameter_seq):
if self._closed:
raise self.Error("Connection is closed.")
with reraise_jvm_exception(self._gateway):
rs = self.connection._conn.executeMany(operation, parameter_seq)
if rs is None:
del self._rs
return
self._rs = ResultSet(rs, gateway=self._gateway)
return self._rs
def executemany(self, operation, parameter_seq):
if self._closed:
raise self.Error("Connection is closed.")
with reraise_jvm_exception(self._gateway):
rs = self.connection._conn.executeMany(operation, parameter_seq)
if rs is None:
del self._rs
return
self._rs = ResultSet(rs, gateway=self._gateway)
return self._rs
def description(self):
self._logger.debug('Getting cursor description.')
with reraise_jvm_exception(self._gateway):
resp = self._rs.getDescription()
return pickle.loads(resp)
def fetchmany(self, size=None):
self._logger.debug("Batchsize is %d", size)
with reraise_jvm_exception(self._gateway):
resp = self._rs.fetchMany(size)
return self._make_rows(resp)
def commit(self):
with reraise_jvm_exception(self._gateway):
self._jconn.commit()
def column_names(self):
self._logger.info('Fetching column names: %r', self)
with reraise_jvm_exception(self._gateway):
resp = self._rs.colNames()
return pickle.loads(resp)
def column_labels(self):
self._logger.debug('Fetching column labels: %r', self)
with reraise_jvm_exception(self._gateway):
resp = self._rs.colLabels()
return pickle.loads(resp)
def rollback(self):
with reraise_jvm_exception(self._gateway):
self._jconn.rollback()
def description(self):
self._logger.debug('Getting cursor description.')
with reraise_jvm_exception(self._gateway):
resp = self._rs.getDescription()
return pickle.loads(resp)
def column_labels(self):
self._logger.debug('Fetching column labels: %r', self)
with reraise_jvm_exception(self._gateway):
resp = self._rs.colLabels()
return pickle.loads(resp)
def fetchmany(self, size=None):
self._logger.debug("Batchsize is %d", size)
with reraise_jvm_exception(self._gateway):
resp = self._rs.fetchMany(size)
return self._make_rows(resp)
def close(self):
if self._closed:
raise self.Error("Connection is already closed.")
with reraise_jvm_exception(self._gateway):
self._jconn.close()
self._closed = True
def column_names(self):
self._logger.info('Fetching column names: %r', self)
with reraise_jvm_exception(self._gateway):
resp = self._rs.colNames()
return pickle.loads(resp)
def _close_last(self):
if self._rs is not None:
with reraise_jvm_exception(self._gateway):
self._rs.close()
def rollback(self):
with reraise_jvm_exception(self._gateway):
self._jconn.rollback()
def commit(self):
with reraise_jvm_exception(self._gateway):
self._jconn.commit()
def close(self):
if self._closed:
raise self.Error("Connection is already closed.")
with reraise_jvm_exception(self._gateway):
self._jconn.close()
self._closed = True
def _close_last(self):
if self._rs is not None:
with reraise_jvm_exception(self._gateway):
self._rs.close()
