Re: What's the necessity of the HepRelVertex used in HepPlanner

Hi Ayaka, I agree with Benchao, you can look at this article to get a sense on why a data structure allowing node substitution is useful in query planning: https://www.querifylabs.com/blog/memoization-in-cost-based-optimizers Best regards, Alessandro On Wed, 21 Feb 2024 at 05:55, Benchao Li

[jira] [Created] (CALCITE-6277) About the processing of +infinity parameters and -infinity parameters in math function

Caican Cai created CALCITE-6277: --- Summary: About the processing of +infinity parameters and -infinity parameters in math function Key: CALCITE-6277 URL: https://issues.apache.org/jira/browse/CALCITE-6277

Jenkins build is back to normal : Calcite » Calcite-snapshots #817

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Re: What's the necessity of the HepRelVertex used in HepPlanner

Ayaka, Per my understanding, HepRelVertex is used to make RelNode changeable easily, you can see more about HepRelVertex#replaceRel, it is used to change one RelNode to another after some rules applied and new equal node produced. In this way, we can easily change subgraphs of the original DAG

Re: [DISCUSS] Towards Calcite 1.37.0

Thanks for starting the discussion > @Sergey, are you still available for being the release manager for 1.37.0? I think so, in theory I could start with some steps in one/two weeks if there is no objections On Mon, Feb 19, 2024 at 12:29 PM Benchao Li wrote: > It's been a bit more than 3

[jira] [Created] (CALCITE-6276) The javadocs JAR in 1.36 changed to Chinese headers

Adam Kennedy created CALCITE-6276: - Summary: The javadocs JAR in 1.36 changed to Chinese headers Key: CALCITE-6276 URL: https://issues.apache.org/jira/browse/CALCITE-6276 Project: Calcite

[jira] [Created] (CALCITE-6275) Parser for data types ignores element nullability in collections

Mihai Budiu created CALCITE-6275: Summary: Parser for data types ignores element nullability in collections Key: CALCITE-6275 URL: https://issues.apache.org/jira/browse/CALCITE-6275 Project: Calcite

Re: Review request.

Thanks Julian for looking into this. I have updated the JIRA with corresponding details. On Mon, Feb 19, 2024 at 8:27 PM Julian Hyde wrote: > Please respond to my comments in Jira. It's difficult to review a PR > until we know what problem it is fixing. > > On Mon, Feb 19, 2024 at 5:53 PM

[jira] [Created] (CALCITE-6274) Join Elasticsearch index return empty list

zhaowang created CALCITE-6274: - Summary: Join Elasticsearch index return empty list Key: CALCITE-6274 URL: https://issues.apache.org/jira/browse/CALCITE-6274 Project: Calcite Issue Type: Bug

Community Over Code Asia 2024 Travel Assistance Applications now open!

Hello to all users, contributors and Committers! The Travel Assistance Committee (TAC) are pleased to announce that travel assistance applications for Community over Code Asia 2024 are now open! We will be supporting Community over Code Asia, Hangzhou, China July 26th - 28th, 2024. TAC exists