Const
Computes and returns the hash value of the input expression. A hash function maps a key or string to a fixed-size numeric value. The user-defined hash function is used when provided, otherwise the internal default is used.
See https://docs.mongodb.com/manual/reference/operator/aggregation/toHashedIndexKey/
Computes and returns the hash value of the input expression. A hash function maps a key or string to a fixed-size numeric value. The user-defined hash function is used when provided, otherwise the internal default is used.
See https://docs.mongodb.com/manual/reference/operator/aggregation/toHashedIndexKey/