{
  "summary": [
    {"pkey": "id", "caption": "演示热加载脚本", "tablename": "demo_hot_script", "module": "demo"}
  ],
  "fields": [
    {"name": "id", "type": "str(64)", "comment": "主键"},
    {"name": "session_id", "type": "str(64)", "comment": "演示会话ID"},
    {"name": "script_id", "type": "str(64)", "comment": "脚本ID(script_engine 联动)"},
    {"name": "script_name", "type": "str(128)", "comment": "脚本名称"},
    {"name": "script_type", "type": "str(16)", "comment": "脚本类型 python/expr"},
    {"name": "script_content", "type": "text", "comment": "脚本内容"},
    {"name": "updated_at", "type": "datetime", "comment": "保存时间"}
  ],
  "indexes": [
    {"name": "idx_hot_session", "fields": ["session_id"]},
    {"name": "idx_hot_script", "fields": ["script_id"]}
  ],
  "codes": []
}