- Usage:
-
BF.ADD key value
- Complexity:
- O(N), where N is the number of hash functions used by the bloom filter.
- Module:
- valkey-bloom
- Since module version:
- 1.0.0
-
Integer reply:
1if the item was successfully added -
Integer reply:
0if the item already existed in the bloom filter
Adds a single item to a bloom filter. If the specified bloom filter does not exist, a bloom filter is created with the provided name with default properties.
To add multiple items to a bloom filter, you can use the BF.MADD or BF.INSERT commands.
To create a bloom filter with non-default properties, use the BF.INSERT or BF.RESERVE command.
Examples
127.0.0.1:6379> BF.ADD key val
(integer) 1
127.0.0.1:6379> BF.ADD key val
(integer) 0
RESP2/RESP3 Reply
One of the following:
An error will occur if input is invalid, if a non bloom filter key with the same name already exists, if the bloom filter creation / scale out exceeds limits, or if an item is being added to a full non scaling filter.