system.kafka_consumers - Clickhouse

import SystemTableCloud from '@site/docs/_snippets/_system_table_cloud.md';

Contains information about Kafka consumers. Applicable for Kafka table engine (native ClickHouse integration)

Columns:

Example:

sql

SELECT *
FROM system.kafka_consumers
FORMAT Vertical

text

Row 1:
──────
database:                      test
table:                         kafka
consumer_id:                   ClickHouse-instance-test-kafka-1caddc7f-f917-4bb1-ac55-e28bd103a4a0
assignments.topic:             ['system_kafka_cons']
assignments.partition_id:      [0]
assignments.current_offset:    [18446744073709550615]
exceptions.time:               []
exceptions.text:               []
last_poll_time:                2006-11-09 18:47:47
num_messages_read:             4
last_commit_time:              2006-11-10 04:39:40
num_commits:                   1
last_rebalance_time:           1970-01-01 00:00:00
num_rebalance_revocations:     0
num_rebalance_assignments:     1
is_currently_used:             1
rdkafka_stat:                  {...}
dependencies:                  [['test.mv2','test.target2'],['test.mv1','test.target1']]
missing_dependencies:          []