How i can return all rows without fetch method? Because this method returns a Record instance, and i can't get values from rows.

• asyncpg version:
• PostgreSQL version:
• Do you use a PostgreSQL SaaS? If so, which? Can you reproduce
  the issue with a local PostgreSQL install?:
• Python version:
• Platform:
• Do you use pgbouncer?:
• Did you install asyncpg with pip?:
• If you built asyncpg locally, which version of Cython did you use?:
• Can the issue be reproduced under both asyncio and
  uvloop?:

How i can return all rows without fetch method? Because this method returns a Record instance, and i can't get values from rows.

该 issue 未指定源文件或测试。请从 asyncpg fetch API 的文档和示例开始，确认行是如何返回的以及如何访问值，并明确受支持的用法；当文档化的答案解决了该问题时，即视为完成。