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[clickhouse] section

Clickhouse service configuration

rw_addresses
Default value service="clickhouse", wait=True
YAML Path clickhouse.rw_addresses
Key-Value Path clickhouse/rw_addresses
Environment NOC_CLICKHOUSE_RW_ADDRESSES

db
Default value noc
YAML Path clickhouse.db
Key-Value Path clickhouse/db
Environment NOC_CLICKHOUSE_DB

rw_user
Default value default
YAML Path clickhouse.rw_user
Key-Value Path clickhouse/rw_user
Environment NOC_CLICKHOUSE_RW_USER

rw_password
Default value None
YAML Path clickhouse.rw_password
Key-Value Path clickhouse/rw_password
Environment NOC_CLICKHOUSE_RW_PASSWORD

ro_addresses
Default value service="clickhouse", wait=True
YAML Path clickhouse.ro_addresses
Key-Value Path clickhouse/ro_addresses
Environment NOC_CLICKHOUSE_RO_ADDRESSES

ro_user
Default value readonly
YAML Path clickhouse.ro_user
Key-Value Path clickhouse/ro_user
Environment NOC_CLICKHOUSE_RO_USER

ro_password
Default value None
YAML Path clickhouse.ro_password
Key-Value Path clickhouse/ro_password
Environment NOC_CLICKHOUSE_RO_PASSWORD

request_timeout
Default value 1h
YAML Path clickhouse.request_timeout
Key-Value Path clickhouse/request_timeout
Environment NOC_CLICKHOUSE_REQUEST_TIMEOUT

connect_timeout
Default value 10s
YAML Path clickhouse.connect_timeout
Key-Value Path clickhouse/connect_timeout
Environment NOC_CLICKHOUSE_CONNECT_TIMEOUT

default_merge_tree_granularity
Default value 8192
YAML Path clickhouse.default_merge_tree_granularity
Key-Value Path clickhouse/default_merge_tree_granularity
Environment NOC_CLICKHOUSE_DEFAULT_MERGE_TREE_GRANULARITY

encoding

Default value :

Possible values :

-

  • deflate
  • gzip
YAML Path
clickhouse.encoding
Key-Value Path
clickhouse/encoding
Environment
NOC_CLICKHOUSE_ENCODING

enable_low_cardinality
Default value False
YAML Path clickhouse.enable_low_cardinality
Key-Value Path clickhouse/enable_low_cardinality
Environment NOC_CLICKHOUSE_ENABLE_LOW_CARDINALITY

cluster
Default value ``
YAML Path clickhouse.cluster
Key-Value Path clickhouse/cluster
Environment NOC_CLICKHOUSE_CLUSTER

cluster_topology
Default value 1
YAML Path clickhouse.cluster_topology
Key-Value Path clickhouse/cluster_topology
Environment NOC_CLICKHOUSE_CLUSTER_TOPOLOGY

Examples:

Value Description
1 non-replicated, non-sharded configuration
1,1 2 shards, non-replicated
2,2 2 shards, 2 replicas in each
3:2,2 first shard has 2 replicas an weight 3, second shard has 2 replicas and weight 1