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我正在尝试使用 clickhouse (SQL) 作为数据源构建仪表板,并且在查询最近 3 小时或更短的数据时,grafana 显示它超出时间范围并且不绘制任何图表。如查询检查器中所见,数据来自数据库。为什么会发生这种情况以及如何解决?