Increments the value of a hash field by a given amount
If the hash field does not exist, it is set to 0 before performing the operation.
The key of the hash.
The field to increment
How much to increment the field by. Can be negative to subtract.
The new value of the field after the increment.
Increments the value of a hash field by a given amount
If the hash field does not exist, it is set to 0 before performing the operation.
The key of the hash.
The field to increment
How much to increment the field by. Can be negative to subtract.
The new value of the field after the increment.