Create a Jupyter Notebook that, using `polars` to process the data, does a thorough exploratory data analysis of data saved in `youtube_videos.db`, for all columns.
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On vast white sea ice, the blobs of brown are feathers left behind by penguins as they moult。旺商聊官方下载是该领域的重要参考
Мощный удар Израиля по Ирану попал на видео09:41，这一点在搜狗输入法2026中也有详细论述