WebMar 28, 2024 · 1:max_memory_usage:在单个ClickHouse服务进程中,运行一次查询限制使用的最大内存用量,默认值为10G; 2:max_memory_usage_for_user:在单个ClickHouse服务进程中,以用户为单位进行统计,单个用户在运行查询时,限制使用的最大内存用量,默认值为 0,即不做限制; 3 ... WebMongoDB连接器配置多个MongoDB集群配置属性mongodb.seedsmongodb.schema-collectionmongodb.case-insensitive-name-matchingmongodb.credentialsmongodb.min-connectenions-per-hostmongodb.connections-per-hostmongodb.max-wait
Clickhouse: is there any way to drop multi-partition in one `alter ...
WebJul 31, 2024 · I'm trying to drop a few tables at once on a ClickHouse cluster. As example: DROP TABLE IF EXISTS default.log_null, default.null_view I get the error: Code: 62, e.displayText() = DB::Exception: Sy... Webclickhouse DML 语句Sync 解决大部分元数据处理不及时的问题 ... 后面会针对这个table对应的IStorage类型,执行对应的Drop table语句。 # 比较关心的有Zookeeper参与的ReplicatedMergeTree ... 特殊情况下除外,比如zookeeper执行超时异常,会导致元数据无法删除,会导致后续建表 ... i am of the understanding meaning
如何处理ClickHouse超时问题 - 云数据库 ClickHouse - 阿里云
WebSep 16, 2024 · Instead they schedule ClickHouse Mutation that is executed independently (async) on background. That is the reason why ALTER TABLE syntax was chosen instead of typical SQL UPDATE / DELETE. You can check unfinished Mutations' progress via. SELECT * FROM system.mutations WHERE is_done = 0. Web视图也可以通过DROP TABLE命令删除,但DROP VIEW会检查[db.]name是否是一个视图。 语法: DROP VIEW [ IF EXISTS ] [ db . ] name [ ON CLUSTER cluster ] WebApr 12, 2024 · When I drop partition using a distributed table . ALTER TABLE probe.a on cluster dwh DROP PARTITION '2024-03-13'; I get error: DB::Exception: Table 'a' is replicated, but shard #4 isn't replicated … iam of the hobbit