当你遇到 ClickHouse 的 "read timed out" 错误时,通常是由于查询执行时间过长,超过了配置的读取超时时间。以下是一些解决这个问题的步骤: 1. 确认ClickHouse服务状态 首先,确保 ClickHouse 服务正在运行。你可以使用如下命令检查服务状态(以 Linux 系统为例): bash sudo systemctl status clickhouse-server 如果服务...
1 问题描述 在使用Clickhouse(21.3.4.25)进行大数据量地数据查询,高频报出 SQLException : Read timed out 错误 2 问题分析 2.1 单次查询:耗时约4s 2.2 并发20查询:报SQLException Read timeout,并发5查询:正常
net.SocketTimeoutException: Read timed out 解决方案 1、数据源增加配置:?socket_timeout=300000 或者 2、在传输任务配置target.urlSuffix=socket_timeout=300000 问题原因 在通过ClickHouse官方驱动使用java代码连接数据库的时候,有时由于ClickHouse服务器在高负载下出现滞后以及ClickHouse服务器和JDBC驱动程序的超时...
Read timed out ClickHouse/ClickHouse#974 Closed mayunlei commented Feb 5, 2021 putting socket_timeout into properties doesn't work. I put the parameter in the url ,and it works for me ClickHouseDataSource source = new ClickHouseDataSource("jdbc:clickhouse://url:port/default?socket_timeout...
We also notice timeouts when making requests to clickhouse from servers in the same data center: ru.yandex.clickhouse.except.ClickHouseException: ClickHouse exception, code: 159, host: ip6-localhost, port: 8123; Read timed out, query: al...
询问ai(这里相当于重新给我理清楚了一下定位问题的思路) This error message indicates that a distributed DDL (Data Definition Language) query timed out before it could be executed. Distributed DDL queries are used to modify the structure of a ClickHouse cluster, such as creating or altering a table...
clickhousemysqlreadtimeout # 实现ClickHouse的MySQL读取超时 ## 引言 在开发过程中,经常会遇到需要从MySQL数据库中读取大量数据的情况。但是,由于网络或服务器问题,读取数据的过程可能会遇到超时的情况。为了解决这个问题,我们可以通过对ClickHouse进行一些调整来设置MySQL读取超时时间。本文将详细介绍如何实现ClickHouse的MySQ...
clickhouse mysql read timeout # 实现ClickHouse的MySQL读取超时 ## 引言在开发过程中,经常会遇到需要从MySQL数据库中读取大量数据的情况。但是,由于网络或服务器问题,读取数据的过程可能会遇到超时的情况。为了解决这个问题,我们可以通过对ClickHouse进行一些调整来设置MySQL读取超时时间。本文将详细介绍如何实现ClickHouse...
go-clickhouse - ClickHouse client for Go. go-couchbase - Couchbase client in Go. go-couchdb - Yet another CouchDB HTTP API wrapper for Go. go-mongox - A Go Mongo library based on the official driver, featuring streamlined document operations, generic binding of structs to collections, built...
('DSN=QExport;Uid=clickhouse;Pwd=clickhouse;BatchSize=10000;Timeout=0;','dbo', 'v_TodayOrders_ODBC') FORMAT TabSeparatedWithNamesAndTypes;), Stack trace (when copying this message, always include the lines below): 0. Poco::Exception::Exception(std::__1::basic_string<char, std::__1:...