Docs: Update value_extractor
usage in logs-based metrics
#14339
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What
This pull request updates the usage of
value_extractor
in logs-based metrics for distribution value type. The changes include:value_extractor
is required for distribution logs-based metricsEXTRACT(field)
andREGEXP_EXTRACT(field, regex)
value_extractor
- "field" and "regex"value_extractor
andbucket_options
for DISTRIBUTION value type logs-based metricsThese changes aim to improve the understanding and usage of
value_extractor
in logs-based metrics. Kindly review and provide feedback. Thank you.Why
When defining a distribution logs-based metric today, I encountered a confusing explanation and error. It was as follows.
REGEXP_EXTRACT
.Therefore, I just create this pull request. I would be happy if this PR becomes a guide to help someone not get lost on the road about this section.
If you find any incorrect notations in the documentation, such as backquotes or double quotes, I would appreciate it if you could correct them.