* To differentiate the two cases we ping the server when a stream times out. If the overall
   * connection is fine the ping will receive a pong; otherwise it won't.
   *
   * The deadline to respond to this ping attempts to limit the cost of being wrong. If it is too
   * long, streams created while we await the pong will reuse broken connections and inevitably
   * fail. If it is too short, slow connections will be marked as failed and extra TCP and TLS

constraints.AssertTrue.message = {item} は true にしてください。
constraints.DecimalMax.message = {item} は {value} より小さくしてください。
constraints.DecimalMin.message = {item} は {value} より大きくしてください。
constraints.Digits.message = {item} は数値でなければなりません。(期待値: <数値>.<数値>)
constraints.Future.message = {item}は将来の値にする必要があります。
constraints.Max.message = {item} は {value} 以下にしてください。
constraints.Min.message = {item} は {value} 以上にしてください。

      while (sendBuffer.size >= EMIT_BUFFER_SIZE) {
        emitFrame(false)
      }
    }

    /**
     * Emit a single data frame to the connection. The frame's size be limited by this stream's
     * write window. This method will block until the write window is nonempty.
     */
    @Throws(IOException::class)
    private fun emitFrame(outFinishedOnLastFrame: Boolean) {

 * Tasks execute with the same happens-before order that the function calls to {@link #submit} and
 * {@link #submitAsync} that submitted those tasks had.
 *
 * <p>This class has limited support for cancellation and other "early completions":
 *
 * <ul>
 *   <li>While calls to {@code submit} and {@code submitAsync} return a {@code Future} that can be

			case madmin.HealthCheckDurationUpdateType:
				tgt.HealthCheckDuration = target.HealthCheckDuration
			}
		}
		target = tgt
	}

	// enforce minimum bandwidth limit as 100MBps
	if target.BandwidthLimit > 0 && target.BandwidthLimit < 100*1000*1000 {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErrWithErr(ErrReplicationBandwidthLimitError, err), r.URL)
		return
	}

| `minio_system_process_file_descriptor_limit_total` | Limit on total number of open file descriptors for the MinIO Server process. <br><br>Type: gauge                                      | `server` |

          "uid": "grafana"
        },
        "enable": true,
        "hide": true,
        "iconColor": "rgba(0, 211, 255, 1)",
        "name": "Annotations & Alerts",
        "target": {
          "limit": 100,
          "matchAny": false,
          "tags": [],
          "type": "dashboard"
        },
        "type": "dashboard"
      }
    ]
  },
  "description": "MinIO Grafana Dashboard - https://min.io/",

   * HTTP connections when connection reuse is in practice.
   */
  public val requestCount: Int
    get() = atomicRequestCount.get()

  /** The number of bytes of the POST body to keep in memory to the given limit. */
  public var bodyLimit: Long = Long.MAX_VALUE

  public var serverSocketFactory: ServerSocketFactory?
    @Synchronized get() = serverSocketFactory_

    @Synchronized set(value) {

    /** Default value for ignore failure type (empty string). */
    public static final String DEFAULT_IGNORE_FAILURE_TYPE = StringUtil.EMPTY;

    /** Default failure count value (-1 indicates no limit). */
    public static final Integer DEFAULT_FAILURE_COUNT = -1;

    /** Default purge day value (-1 indicates no purging). */
    public static final String DEFAULT_PURGE_DAY = "-1";

여기서 `SessionDep` 의존성 (즉, `Session`)을 사용하여 새로운 `Hero`를 `Session` 인스턴스에 추가하고, 데이터베이스에 변경 사항을 커밋하고, `hero` 데이터의 최신 상태를 갱신한 다음 이를 반환합니다.

### Heroes 조회하기

`select()`를 사용하여 데이터베이스에서 `Hero`를 **조회**할 수 있습니다. 결과에 페이지네이션을 적용하기 위해 `limit`와 `offset`을 포함할 수 있습니다.

{* ../../docs_src/sql_databases/tutorial001_an_py310.py ln[48:55] hl[51:52,54] *}

### 단일 Hero 조회하기

단일 `Hero`를 **조회**할 수도 있습니다.