Github user jrthe42 commented on a diff in the pull request:
https://github.com/apache/flink/pull/6301#discussion_r201555608
--- Diff:
flink-connectors/flink-jdbc/src/main/java/org/apache/flink/api/java/io/jdbc/JDBCOutputFormat.java
---
@@ -41,6 +43,8 @@
public class JDBCOutputFormat extends RichOutputFormat<Row> {
private static final long serialVersionUID = 1L;
static final int DEFAULT_BATCH_INTERVAL = 5000;
+ static final long DEFAULT_IDLE_CONNECTION_CHECK_INTERVAL = 30 * 60 *
1000;
+ static final int DEFAULT_IDLE_CONNECTION_CHECK_TIMEOUT = 0;
--- End diff --
DEFAULT_IDLE_CONNECTION_CHECK_INTERVAL is the default schedule period for
timer, DEFAULT_IDLE_CONNECTION_CHECK_TIMEOUT is the default timeout for
validating the connection. A value of 0 indicates a timeout is not applied to
the database operation, see here:
https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html#isValid-int-
---
