skip system and unsample-able collections in introspection #160
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We have had users unable to run introspection because sampling fails on an automatically-generated collection called
system.views
. This collection is generated if the database has any views. On some deployments attempts to run aggregate (which is what introspection sampling uses) fail with a permissions error. We've seen this come up in MongoDB v6 running on Atlas.Collections prefixed with
system.
are reserved for internal use. We shouldn't include them in introspection. https://www.mongodb.com/docs/manual/reference/system-collections/#synopsisThis PR makes two changes:
system.
, and log a warning