Helpful hints¶
The Observability Cloud is a powerful tool built to solve immediate problems with log, metric, and application analysis with a new approach to Observability. Here are some of the excellent questions we have seen answered in the Observe Community.
- How do I use a formula?
- What characters are allowed in a field name?
- How should I aggregate data?
- How do I make a standard deviation anomaly detection monitor?
- How do I find average values over time?
- How do I change a field type?
- Can I change the name of an Observe instance?
- How do I compare time ranges in OPAL?
- How to create an array from existing columns?
- How do I compute a cumulative count over any interval grouped by multiple fields?
- What is my customer ID?
- OPAL duration conversion
- How do I filter by a list of terms?
- How do I test for multiple values in a dashboard parameter?
- Filter out unwanted data
- How do I Find the size of a column?
- Formatting large numbers for readability
- Helpful hints
- How many monitors are we using?
- How many queries are we using?
- How much ingest and transform are we using?
- How do I measure drift in a metric over time?
- How do I sort dates by time when they are sorted alphabetically?
- How to sort digits numerically when they are sorted alphabetically?
- How do I map fields to each other?
- How do I pivot a dataset?
- How do I measure drift in a resource over time?
- How do I unpivot data?
- How do I make a service appear in Service Explorer?
- Can I use OPAL to rename a dataset?
- How do I prevent lost columns?
- What is best practice for OPAL field extraction?
- What is best practice for case statements in OPAL?
- What is the best practice for field naming in OPAL?
- What is best practice for managing the schema interface between datasets?
- What is the best practice for using durations in OPAL?
- OPAL case sensitive filtering with contains
- OPAL case sensitive filtering with equals
- OPAL case sensitive filtering with match_regex
- OPAL case sensitive filtering with tilde and regex
- OPAL case sensitive filtering with tilde
- How do I compare values in OPAL?
- How do I extract the numeric parts of a message?
- How do I extract parameters from a URL?
- How should I rollup aggregated data?
- How do I search by time?
- How to set the type of a column?
- How do I split a field?
- How do I calculate a running standard deviation?
- What is the system datastream?
- OPAL timestamp conversion
- How do I find a weighted average?
- How do I use time window functions?