docstr: Gets all columns to be returned in pandas DataFrame responses
docstr_tok: ["Gets","all","columns","to","be","returned","in","pandas","DataFrame","responses"]
code: def get_columns(self):
      """Gets all columns to be returned in pandas DataFrame responses"""
      return [
          "symbol",
          "low",
          "high",
          "open",
          "close",
          "volume",
          "timestamp",
          "current_time",
      ]
  
imports: from mindsdb.integrations.libs.api_handler import APITable
  from mindsdb.integrations.utilities.sql_utils import extract_comparison_conditions
  from mindsdb_sql.parser import ast
  import pandas
label_desc: Use image node_id 2 for calling the CoinBaseAggregatedTradesTable obj's underlying member method code with example usage: obj.get_columns() and returns: list