public Task <long> SCard(string key) =>
ExecuteWithSession(async session =>
{
var result = await _setClient.SCard(session, key).ConfigureAwait(false);
if (result.IsFailure)
{
throw new RedisException(
$"Error while getting the cardinality of the set '{key}' [REDIS CODE: {result.Error}]",
result.Exception);
}
return(result.Value);
});