in python-phoenixdb/phoenixdb/avatica/client.py [0:0]
def get_columns(self, connection_id, catalog=None, schemaPattern=None, tableNamePattern=None, columnNamePattern=None):
request = requests_pb2.ColumnsRequest()
request.connection_id = connection_id
if catalog is not None:
request.catalog = catalog
if schemaPattern is not None:
request.schema_pattern = schemaPattern
if tableNamePattern is not None:
request.table_name_pattern = tableNamePattern
if columnNamePattern is not None:
request.column_name_pattern = columnNamePattern
response_data = self._apply(request, 'ResultSetResponse')
response = responses_pb2.ResultSetResponse()
response.ParseFromString(response_data)
return response