< H2 > the cause of the problem < H2 > recently wrote a scheduled task using quartz . This scheduled task is mainly to add something like points to members, and to keep a record of points increase, which is executed at 4 o clock every morning, but s...
druid may throw SqlException when creating a connection, but cannot capture ...
druid + Mybatis + spring boot. , Sql(, 20.), . druid? . 2018-12-05T22:16:01.306+0800 [ERROR] interceptor.RuntimeExceptionInterceptor < http-nio-6016-exec-2_xxx.i.RuntimeExceptionInterceptor.handleBizExceptions (52) _ c.g.x.f.i.RuntimeExceptionIntercept...
time distribution, what kind of distribution, what do you think? ...
Project applies Druid+Sharding JDBC to split a table, product_0, product_1,product_2. but only the logical table name can be seen under Druid monitoring. Product, cannot see the actual physical table name and UNKNOWN appears under the fields item. As...
the druid configuration I know is configured on a service if mysql is installed on a machine when we connect with a connection pool according to https: blog.csdn.net w059805. the size formula of the connection pool is: number of connections = ((...
enabling affects performance, but does not enable it. If an abnormal connection occurs, it may not be reclaimed in time, causing the system thread to be occupied and then hung up. For example, https: blog.csdn.net lx34832....
the project uses SpringBoot+jdbc+mybatis+druid, to use logback for log processing. There is no problem with the whole project test, but when the war package is put into tomcat to start, it will constantly prompt the relevant information of JNDI . [DEBUG...
critical: Error listenerStart 2018-5-11 15:32:08 org.apache.catalina.core.StandardContext start critical: Context [ SCM] startup failed due to previous errors 2018-5-11 15:32:09 org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc serio...
druid database connection overflows, resulting in application downtime. The database uses Ali Cloud s RDS, connection to allow 8000 connections connection pool is configured as follows : <!-- --> <bean id="dataSourceMain" cl...
there is now a navigator. I want to achieve 5 seconds later automatic js simulation click on this navigator, can be achieved? <navigator url="pages index index" target="miniProgram" app-id="wxb7297d7a06acfeca" extra-dat...
how can I turn off this shortcut? Baidu search is useless information. I hope it is really too inconvenient to have elders to guide me. When I type and play the code, I can only add other shortcuts when I type and play the code, but the default double-...
Campus network needs to be authenticated. If not, s = socket.socket(socket.AF_INET6, socket.SOCK_STREAM) s.settimeout(3) s.connect(( ip ,80)) s.close() also works properly. ask how to test whether the network of the specified ip is working. ...
A new mysql user has been created. After starting mysql, check to see if it is successful. It didn t work out. start: [root@izwz9ehou8f1mblwoj6hb4z mysql]-sharp . bin mysql user=mysql basedir= usr local mysql datadir= usr local mysql data . bin mysq...
Wechat config:invalid signature reported an error. first excludes answers such as url, signature proofreading, whitelist, etc. there is nothing wrong with the idSecret with the official test number and another uncertified official account. As soon as i...