Merge pull request #501 from chrisribble/master

zhicwu · web-flow · commit f30549cfbfd1 · 2021-01-16T06:33:09.000+08:00
Log connect failures in BalancedClickhouseDataSource
diff --git a/src/main/java/ru/yandex/clickhouse/BalancedClickhouseDataSource.java b/src/main/java/ru/yandex/clickhouse/BalancedClickhouseDataSource.java
@@ -144,6 +144,7 @@ private boolean ping(final String url) {
             driver.connect(url, properties).createStatement().execute("SELECT 1");
             return true;
         } catch (Exception e) {
+            log.debug("Unable to connect using {}", url, e);
             return false;
         }
     }

Original file line number	Diff line number	Diff line change
`@@ -144,6 +144,7 @@ private boolean ping(final String url) {`
`144`	`144`	`driver.connect(url, properties).createStatement().execute("SELECT 1");`
`145`	`145`	`return true;`
`146`	`146`	`} catch (Exception e) {`
	`147`	`+ log.debug("Unable to connect using {}", url, e);`
`147`	`148`	`return false;`
`148`	`149`	`}`
`149`	`150`	`}`