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modify subgraph loop condition #4226

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merged 2 commits into from
May 6, 2022

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nevermore3
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@nevermore3 nevermore3 commented May 5, 2022

What type of PR is this?

  • bug
  • feature
  • enhancement

What problem(s) does this PR solve?

Issue(s) number:

Description:

The last step of the subgraph is to get all the edges between the visited vetices, if only the output vertices, do not need to take the last step

How do you solve it?

Special notes for your reviewer, ex. impact of this fix, design document, etc:

Checklist:

Tests:

  • Unit test(positive and negative cases)
  • Function test
  • Performance test
  • N/A

Affects:

  • Documentation affected (Please add the label if documentation needs to be modified.)
  • Incompatibility (If it breaks the compatibility, please describe it and add the label.)
  • If it's needed to cherry-pick (If cherry-pick to some branches is required, please label the destination version(s).)
  • Performance impacted: Consumes more CPU/Memory

Release notes:

Please confirm whether to be reflected in release notes and how to describe:

ex. Fixed the bug .....

@nevermore3 nevermore3 changed the title modify loop condition modify subgraph loop condition May 5, 2022
@nevermore3 nevermore3 added type/enhancement Type: make the code neat or more efficient ready-for-testing PR: ready for the CI test ready for review labels May 5, 2022
Comment on lines +74 to +82
uint32_t maxSteps = steps.steps();
if (subgraphCtx_->getEdgeProp || subgraphCtx_->withProp) {
++maxSteps;
}
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Why does taking properties have to do with the max step of loop.

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getEdgeProp just indicates whether to output the edge。will fix name, avoid ambiguity

if (subgraphCtx_->getEdgeProp || subgraphCtx_->withProp) {
++maxSteps;
}
auto* condition = loopCondition(maxSteps, gn->outputVar());
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Steps of subgraph executor don't keep same with this?

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no effect

@nevermore3 nevermore3 requested a review from CPWstatic May 5, 2022 09:09
@Sophie-Xie Sophie-Xie merged commit a58d945 into vesoft-inc:master May 6, 2022
@nevermore3 nevermore3 deleted the subgraph_vertices branch May 6, 2022 02:19
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4 participants