Hi, Rob
>Is this true for large numbers of lines in you csv? Originally you said
>something like 'adding 1000 lines' broke your app. Are you using
>CopyManager?
Thank you for your reply. I didn't use CopyManager.
②'s query statement query the data inserted by ①, and a large amount of data
in
On 11/16/22 00:37, gzh wrote:
Thank you very much for your advice.
What I don't understand is that there is no problem when executing
① alone or ② alone,
the error occurs when ① and ② are executed together .
It works well when i let the application sleep after ① for 10 seconds
before executin
Thank you very much for your advice.
What I don't understand is that there is no problem when executing ① alone or ②
alone,
the error occurs when ① and ② are executed together .
It works well when i let the application sleep after ① for 10 seconds before
executing ② .
Is ② affected by ① ? Cou
On Wed, 2022-11-16 at 13:04 +0800, gzh wrote:
> I have developed an application using the jdbc driver and
> connecting to a postgresql database .
> The application mainly does the following two things:
> ① read data from the CSV file and insert it into the database
> ② perform a database query
> I
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: org.postgresql.util.PSQLException: An I/O error occured while
sending to the backend
at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:382