• fix(clone): fix parent doc for map subdocuments and array subdocuments #15958 AbdelrahmanHafez
• fix(document): when cloning a doc with subdocs, make sure the subdocs parent is the cloned doc #15904 #15901
• fix: respect currentTime schema option in bulkWrite updates #15976 sderrow
• types(models): support Mongoose query casting in AnyBulkWriteOperation filter property #15910
• types: add toBSON() to documents #15927