{
    "summary": [
        {
            "name": "dbbackup_records",
            "title": "数据库备份记录",
            "primary": ["id"],
            "catelog": "entity"
        }
    ],
    "fields": [
        {"name": "id", "title": "记录ID", "type": "str", "length": 32, "nullable": "no"},
        {"name": "job_id", "title": "备份任务", "type": "str", "length": 32},
        {"name": "cluster_id", "title": "所属集群", "type": "str", "length": 32, "nullable": "no"},
        {"name": "db_name", "title": "数据库名", "type": "str", "length": 128, "nullable": "no"},
        {"name": "backup_type", "title": "备份类型", "type": "str", "length": 16},
        {"name": "file_path", "title": "备份文件路径", "type": "str", "length": 512},
        {"name": "file_size_mb", "title": "文件大小(MB)", "type": "int"},
        {"name": "duration_sec", "title": "耗时(秒)", "type": "int"},
        {"name": "checksum", "title": "校验和", "type": "str", "length": 128},
        {"name": "status", "title": "状态", "type": "str", "length": 16, "nullable": "no", "default": "running"},
        {"name": "error", "title": "错误信息", "type": "text"},
        {"name": "started_at", "title": "开始时间", "type": "datetime"},
        {"name": "completed_at", "title": "完成时间", "type": "datetime"}
    ],
    "indexes": [
        {"name": "idx_dbbak_rec_job", "idxtype": "index", "idxfields": ["job_id"]},
        {"name": "idx_dbbak_rec_cluster", "idxtype": "index", "idxfields": ["cluster_id"]}
    ],
    "codes": [
        {"field": "backup_type", "table": "appcodes_kv", "valuefield": "k", "textfield": "v", "cond": "parentid='backup_type'"},
        {"field": "status", "table": "appcodes_kv", "valuefield": "k", "textfield": "v", "cond": "parentid='backup_status'"},
        {"field": "job_id", "table": "dbbackup_jobs", "valuefield": "id", "textfield": "job_name"}
    ]
}