Sergey Chernov

Good day, @lin-lu! Thank you for asking! We have a iterating API `com.clickhouse.client.api.Client#queryRecords(java.lang.String, com.clickhouse.client.api.query.QuerySettings)` and yes we can do what you are asking for. However if you are fetching list...

@xinzhuxiansheng Thank you for reporting! We will look into the issue.

`wait_end_of_query=1` should be set for query settings (server settings) This summary counters will not work with `async_insert=1` either.

Good day, @Am-phi ! Thank you for suggesting the help - I will appreciate it! What you are saying is true - we should always log exception or re-throw it....

Good day, @f1llon ! This option sets apache client pool configuration: - `setDefaultMaxPerRoute` - `setMaxTotal` See https://hc.apache.org/httpcomponents-client-5.3.x/current/httpclient5/apidocs/org/apache/hc/client5/http/impl/io/PoolingHttpClientConnectionManager.html I agree that documentation doesn't explain it.

@f1llon you are right. I just wanted to mention that initial purpose of the setting MAX_OPEN_CONNECTIONS is to pass configuration to the Apache HC. Current behavior of the CH Client...

Hi, @quartex! what socket settings do you have? what is max connections? what is hikari pool settings? do you use hikari pool because use of JDBC? Thanks!

Good day, @emili4ciccone! It should be fixed. However I see there are mixed issues. Do you have multiple connection or instances of ClickHouseHttpConnection class? Thanks!

Good day, @emili4ciccone! I've created another issue to track the problem. https://github.com/ClickHouse/clickhouse-java/issues/2379 In general datasource connections is not the same as client max connections. - Java Client has a connection...

@den-crane This is not supported in v2 currently. Will look into it short this week.