# Logstash Advisory， Leave your English answer, thank you

**URL:** <https://discuss.elastic.co/t/logstash-advisory-leave-your-english-answer-thank-you/156974>\
**Category:** Logstash\
**Tags:** elastic-stack-monitoring\
**Created:** [November 16, 2018, 4:19am UTC](https://discuss.elastic.co/t/logstash-advisory-leave-your-english-answer-thank-you/156974 "2018-11-16T04:19:46Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![d0d8268cbc3438684986](https://avatars.discourse-cdn.com/v4/letter/d/bcef8e/32.png) [@d0d8268cbc3438684986](https://discuss.elastic.co/u/d0d8268cbc3438684986)\
**Post date:** [November 16, 2018, 4:19am UTC](https://discuss.elastic.co/t/logstash-advisory-leave-your-english-answer-thank-you/156974/1 "2018-11-16T04:19:47Z")

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if [logger] == "SQL" {  
aggregate {  
task\_id =\> "%{taskid}"  
code =\> "map['sql\_duration'] += event.get('duration')"  
map\_action =\> "update"  
}  
}

1.这里的task\_id字段、code字段都是什么意思，怎么获取学习资料  
2.map、event.get( ) 这些都是什么意思，怎么获取学习资料

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**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\
**Post date:** [November 16, 2018, 4:25am UTC](https://discuss.elastic.co/t/logstash-advisory-leave-your-english-answer-thank-you/156974/2 "2018-11-16T04:25:26Z")

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It's hard to answer questions in english when you don't ask them in english. You may want to move this to the Chinese category instead?

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**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [December 14, 2018, 4:36am UTC](https://discuss.elastic.co/t/logstash-advisory-leave-your-english-answer-thank-you/156974/4 "2018-12-14T04:36:41Z")

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