xiangfu0 commented on code in PR #17835:
URL: https://github.com/apache/pinot/pull/17835#discussion_r2903494666
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pinot-clients/pinot-java-client/src/main/java/org/apache/pinot/client/grpc/GrpcConnection.java:
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@@ -51,10 +53,12 @@
*/
public class GrpcConnection implements AutoCloseable {
public static final String FAIL_ON_EXCEPTIONS = "failOnExceptions";
+ static final String CONNECTION_VALIDATION_QUERY = "select 1;";
Review Comment:
Yes, this is to ensure the broker is accessible and the grpc channel is
established.
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