Function streaming_merge 

pub fn streaming_merge<S: TapeSource, T: TapeSource>(
    base: &S,
    overlay: &T,
    options: &StreamingMergeOptions,
) -> Result<Value>

Streaming merge that can be interrupted/resumed

Useful for very large documents where you want to:

• Limit memory usage
• Get partial results quickly
• Cancel long-running merges

Errors

Returns an error if either tape cannot be converted to a value.