Problem Statement/Rationale

What is going wrong? What action would you like the Engineering team to take?

When the schema analyser finds out that there is an empty bson any of, can not calculate the cardinality and fails.

Expected Results

What do you expect to happen?

Uses the maximum cardinality possible to ensure that unknown types don't have a relevant position in an index.

Actual Results

The schema analyser throws an exception and fails.

Additional Notes

Any additional information that may be useful to include.