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I would like to use this for large scale image dataset, how is the performance of database scalability? does the query performance drop a lot when data size scales up?

## Describe the bug *A clear and concise description of what the bug is.* the image in pdf was detected as multi-images ## Have you tried [repairing](https://github.com/jsvine/pdfplumber/blob/stable/docs/repairing.md) the PDF? yes...

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