https://github.com/quasar-analytics/quasar/blob/master/mongodb/src/test/scala/quasar/physical/mongodb/collection.scala#L156
Adding sizeMin = 2 is required to avoid a case where the path generator only uses size = 1. Without this, all paths and all path names are sized to exactly 1, with no variation. With the parameter, everything appears to be randomly distributed.
https://github.com/quasar-analytics/quasar/blob/master/mongodb/src/test/scala/quasar/physical/mongodb/collection.scala#L156
Adding
sizeMin = 2is required to avoid a case where the path generator only usessize = 1. Without this, all paths and all path names are sized to exactly 1, with no variation. With the parameter, everything appears to be randomly distributed.