TSCARD

Synopsis

TSCARD key

This command returns the number of entires in the given time series.

• If the given key is associated with non-time series data, an error is raised.
• If the given key is not associated with any data, 0 is returned.

Return value

Returns the number of entries in the given time series.

Examples

$ TSADD ts_key 10 v1 20 v2 30 v3 40 v4 50 v5

"OK"

$ TSCARD ts_key

(integer) 5

$ TSADD ts_key1 10 v1 20 v2 30 v3

"OK"

$ TSCARD ts_key1

(integer) 3

Non-existent key returns 0.

$ TSCARD ts_key2

(integer) 0

See also

tsadd, tsget, tsrem, tsrangebytime, tsrevrangebytime, tslastn