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Documentation Changes Summary:

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1. What would you like to communicate to the user about this feature?
2. Would you like the user to see examples of the syntax and/or executable code and its output?
3. Which versions of the driver/connector does this apply to?

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1. What would you like to communicate to the user about this feature? 2. Would you like the user to see examples of the syntax and/or executable code and its output? 3. Which versions of the driver/connector does this apply to?

Most likely related to ~~SPARK-375~~ - the following document causes an exception when inferring the schema:

{
    "metadata": {
        "EAN": "secimhuc",
        "sensor": []
    }
}

duplicates

SPARK-412 inferSchema does not replace PLACEHOLDERs on nested structures

is related to

SPARK-375 failed to infer schema of array field if there is data with empty array value

related to

SPARK-412 inferSchema does not replace PLACEHOLDERs on nested structures