Jason Fehr has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/23279 )

Change subject: IMPALA-13237: [Patch 8] - OpenTelemetry Traces for DML/DDL 
Queries and Handle Leading Comments
......................................................................


Patch Set 20:

(2 comments)

http://gerrit.cloudera.org:8080/#/c/23279/19/be/src/observe/otel.cc
File be/src/observe/otel.cc:

http://gerrit.cloudera.org:8080/#/c/23279/19/be/src/observe/otel.cc@109
PS19, Line 109:
              : // Lambda function to check if SQL starts with relevant 
keywords for tracing
              : static const function<bool(std::string_view)> is_traceable_sql =
> Have you thought about replacing new lines with space instead (after droppi
I wish I could.  That would require copying the sql string though which I want 
to avoid.


http://gerrit.cloudera.org:8080/#/c/23279/19/be/src/observe/otel.cc@161
PS19, Line 161:         continue;
              :       }
              :     } else if (boost::algorithm::istarts_
> How this is handled?
The query tracing is skipped.  Opened IMPALA-14370 to fix this in a later 
change.

Interestingly enough, a query such as this will get traced because the 
query_newline regex catches it:
/*/ comment */select
  *  from tbl



--
To view, visit http://gerrit.cloudera.org:8080/23279
To unsubscribe, visit http://gerrit.cloudera.org:8080/settings

Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: Ie9e83d7f761f3d629f067e0a0602224e42cd7184
Gerrit-Change-Number: 23279
Gerrit-PatchSet: 20
Gerrit-Owner: Jason Fehr <[email protected]>
Gerrit-Reviewer: Abhishek Rawat <[email protected]>
Gerrit-Reviewer: Csaba Ringhofer <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Jason Fehr <[email protected]>
Gerrit-Reviewer: Quanlong Huang <[email protected]>
Gerrit-Reviewer: Riza Suminto <[email protected]>
Gerrit-Reviewer: gaurav singh <[email protected]>
Gerrit-Comment-Date: Thu, 28 Aug 2025 21:22:34 +0000
Gerrit-HasComments: Yes

Reply via email to