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https://issues.apache.org/jira/browse/LUCENE-10542?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kevin Risden updated LUCENE-10542:
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Description:
While looking at LUCENE-10534, found that *FieldSource exists implementation
after LUCENE-7407 can avoid value lookup when just checking for exists.
Detailed analysis here:
https://issues.apache.org/jira/browse/LUCENE-10534?focusedCommentId=17528369&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-17528369
Simple JMH performance tests comparing the original FloatFieldSource to the new
ones from PR #847.
||Benchmark||Mode||Cnt||Score and Error||Units||
|MyBenchmark.testMaxFloatFunction|thrpt|25|65.668 ± 2.724|ops/s|
|MyBenchmark.testMaxFloatFunctionNewFloatFieldSource|thrpt|25|113.779 ±
8.229|ops/s|
|MyBenchmark.testMaxFloatFunctionRareField|thrpt|25|237.400 ± 7.981|ops/s|
|MyBenchmark.testMaxFloatFunctionNewFloatFieldSourceRareField|thrpt|25|281.997
± 27.575|ops/s|
Source: https://github.com/risdenk/lucene-jmh
was:While looking at LUCENE-10534, found that *FieldSource exists
implementation after LUCENE-7407 can avoid value lookup when just checking for
exists.
> FieldSource exists implementation can avoid value retrieval
> -----------------------------------------------------------
>
> Key: LUCENE-10542
> URL: https://issues.apache.org/jira/browse/LUCENE-10542
> Project: Lucene - Core
> Issue Type: Improvement
> Reporter: Kevin Risden
> Assignee: Kevin Risden
> Priority: Minor
> Time Spent: 10m
> Remaining Estimate: 0h
>
> While looking at LUCENE-10534, found that *FieldSource exists implementation
> after LUCENE-7407 can avoid value lookup when just checking for exists.
> Detailed analysis here:
> https://issues.apache.org/jira/browse/LUCENE-10534?focusedCommentId=17528369&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-17528369
> Simple JMH performance tests comparing the original FloatFieldSource to the
> new ones from PR #847.
>
> ||Benchmark||Mode||Cnt||Score and Error||Units||
> |MyBenchmark.testMaxFloatFunction|thrpt|25|65.668 ± 2.724|ops/s|
> |MyBenchmark.testMaxFloatFunctionNewFloatFieldSource|thrpt|25|113.779 ±
> 8.229|ops/s|
> |MyBenchmark.testMaxFloatFunctionRareField|thrpt|25|237.400 ± 7.981|ops/s|
> |MyBenchmark.testMaxFloatFunctionNewFloatFieldSourceRareField|thrpt|25|281.997
> ± 27.575|ops/s|
> Source: https://github.com/risdenk/lucene-jmh
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