class_docstr: This handler handles connection and consumption of the CKAN API.
code: def query(self, query: ASTNode) -> HandlerResponse:
      if not self.ckan:
          self.connect()
      query_str = self.renderer.get_string(query, with_failback=True)
      return self.native_query(query_str)
  
file_path: mindsdb/mindsdb/integrations/handlers/ckan_handler/ckan_handler.py
imports: from ckanapi import RemoteCKAN
  import pandas
  from mindsdb.integrations.libs.base import DatabaseHandler
  from mindsdb.integrations.libs.response import HandlerStatusResponse, HandlerResponse, RESPONSE_TYPE
  from mindsdb_sql.parser.ast.base import ASTNode
  from mindsdb_sql.render.sqlalchemy_render import SqlalchemyRender
  from mindsdb.utilities import log
label_desc: Use image node_id 5 for calling the CkanHandler obj's underlying member method code with example usage: obj.query(query) and returns: self