- background
alias background = mongoBackground
- binary
alias binary = binaryType
- dropDuplicates
alias dropDuplicates = mongoDropDuplicates
- expireAfterSeconds
alias expireAfterSeconds = mongoExpire
- expires
alias expires = mongoExpire
- ignore
alias ignore = schemaIgnore
- name
alias name = schemaName
- sparse
alias sparse = mongoSparse
- unique
alias unique = mongoUnique