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HINCRBY

Attention

This page documents an earlier version. Go to the latest (v2.3) version.

Synopsis

HINCRBY key field delta
This command adds delta to the number that is associated with the given field field for the hash key. The numeric value must a 64-bit signed integer.

  • If the `key` does not exist, a new hash container is created. If the field `field` does not exist in the hash container, the associated string is set to "0".
  • If the given `key` is not associated with a hash type, or if the string associated with `field` cannot be converted to an integer, an error is raised.

    • Return value

    Returns the value after addition.

    Examples

    $ HSET yugahash f1 5

    1

    $ HINCRBY yugahash f1 3

    8

    $ HINCRBY yugahash non-existent-f2 4

    4

    $ HINCRBY non-existent-yugahash f1 3

    3

    See also

    hexists, hget, hgetall, hkeys, hlen, hmget, hmset, hset, hincrby, hstrlen, hvals

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