Creates a consumer in a consumer group.
XGROUP
CREATECONSUMER
key group
consumer
Create a consumer named <consumername>
in the
consumer group <groupname>
of the stream that’s
stored at <key>
.
Consumers are also created automatically whenever an operation, such
as XREADGROUP
, references a consumer that doesn’t exist.
This is valid for XREADGROUP
only when there is data in the
stream.
Integer reply: the number of created consumers, either 0 or 1.
O(1)
@slow @stream @write
XACK, XADD, XAUTOCLAIM, XCLAIM, XDEL, XGROUP, XGROUP CREATE, XGROUP DELCONSUMER, XGROUP DESTROY, XGROUP HELP, XGROUP SETID, XINFO, XINFO CONSUMERS, XINFO GROUPS, XINFO HELP, XINFO STREAM, XLEN, XPENDING, XRANGE, XREAD, XREADGROUP, XREVRANGE, XSETID, XTRIM.