class Redis

def xadd(key, entry, approximate: nil, maxlen: nil, id: '*')

Returns:
  • (String) - the entry id

Options Hash: (**opts)
  • :approximate (Boolean) -- whether to add `~` modifier of maxlen or not
  • :maxlen (Integer) -- max length of entries
  • :id (String) -- the entry id, default value is `*`, it means auto generation

Parameters:
  • opts (Hash) -- several options for `XADD` command
  • entry (Hash) -- one or multiple field-value pairs
  • key (String) -- the stream key

Other tags:
    Example: With options -
    Example: Without options - 
def xadd(key, entry, approximate: nil, maxlen: nil, id: '*')
  args = [:xadd, key]
  if maxlen
    args << "MAXLEN"
    args << "~" if approximate
    args << maxlen
  end
  args << id
  args.concat(entry.to_a.flatten)
  synchronize { |client| client.call(args) }
end