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docs/MetricsQL.md: improve text formatting for better readability
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@ -186,7 +186,9 @@ The list of supported rollup functions:
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`absent_over_time(series_selector[d])` is a [rollup function](#rollup-functions), which returns 1
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if the given lookbehind window `d` doesn't contain raw samples. Otherwise, it returns an empty result.
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This function is supported by PromQL. See also [present_over_time](#present_over_time).
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This function is supported by PromQL.
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See also [present_over_time](#present_over_time).
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#### aggr_over_time
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@ -216,7 +218,9 @@ See also [descent_over_time](#descent_over_time).
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over raw samples on the given lookbehind window `d` per each time series returned
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from the given [series_selector](https://docs.victoriametrics.com/keyConcepts.html#filtering).
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This function is supported by PromQL. See also [median_over_time](#median_over_time).
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This function is supported by PromQL.
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See also [median_over_time](#median_over_time).
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#### changes
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@ -229,7 +233,9 @@ See [this article](https://medium.com/@romanhavronenko/victoriametrics-promql-co
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Metric names are stripped from the resulting rollups. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [changes_prometheus](#changes_prometheus).
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This function is supported by PromQL.
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See also [changes_prometheus](#changes_prometheus).
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#### changes_prometheus
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@ -242,7 +248,9 @@ See [this article](https://medium.com/@romanhavronenko/victoriametrics-promql-co
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Metric names are stripped from the resulting rollups. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [changes](#changes).
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This function is supported by PromQL.
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See also [changes](#changes).
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#### count_eq_over_time
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@ -291,8 +299,9 @@ on the given lookbehind window `d` per each time series returned from the given
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Metric names are stripped from the resulting rollups. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [count_le_over_time](#count_le_over_time), [count_gt_over_time](#count_gt_over_time),
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[count_eq_over_time](#count_eq_over_time) and [count_ne_over_time](#count_ne_over_time).
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This function is supported by PromQL.
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See also [count_le_over_time](#count_le_over_time), [count_gt_over_time](#count_gt_over_time), [count_eq_over_time](#count_eq_over_time) and [count_ne_over_time](#count_ne_over_time).
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#### count_values_over_time
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@ -302,7 +311,7 @@ The results are calculated independently per each time series returned from the
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Metric names are stripped from the resulting rollups. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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See also [count_eq_over_time](#count_eq_over_time), [count_values](#count_values) and [distinct_over_time](#distinct_over_time).
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See also [count_eq_over_time](#count_eq_over_time), [count_values](#count_values) and [distinct_over_time](#distinct_over_time) and [label_match](#label_match).
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#### decreases_over_time
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@ -334,7 +343,9 @@ See [this article](https://medium.com/@romanhavronenko/victoriametrics-promql-co
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Metric names are stripped from the resulting rollups. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [increase](#increase) and [delta_prometheus](#delta_prometheus).
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This function is supported by PromQL.
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See also [increase](#increase) and [delta_prometheus](#delta_prometheus).
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#### delta_prometheus
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@ -357,7 +368,9 @@ The derivative is calculated using linear regression.
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Metric names are stripped from the resulting rollups. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [deriv_fast](#deriv_fast) and [ideriv](#ideriv).
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This function is supported by PromQL.
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See also [deriv_fast](#deriv_fast) and [ideriv](#ideriv).
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#### deriv_fast
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@ -449,7 +462,9 @@ over the given lookbehind window `d` using the given smoothing factor `sf` and t
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Both `sf` and `tf` must be in the range `[0...1]`. It is expected that the [series_selector](https://docs.victoriametrics.com/keyConcepts.html#filtering)
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returns time series of [gauge type](https://docs.victoriametrics.com/keyConcepts.html#gauge).
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This function is supported by PromQL. See also [range_linear_regression](#range_linear_regression).
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This function is supported by PromQL.
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See also [range_linear_regression](#range_linear_regression).
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#### idelta
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Metric names are stripped from the resulting rollups. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [delta](#delta).
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This function is supported by PromQL.
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See also [delta](#delta).
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#### ideriv
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@ -481,7 +498,9 @@ See [this article](https://medium.com/@romanhavronenko/victoriametrics-promql-co
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Metric names are stripped from the resulting rollups. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [increase_pure](#increase_pure), [increase_prometheus](#increase_prometheus) and [delta](#delta).
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This function is supported by PromQL.
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See also [increase_pure](#increase_pure), [increase_prometheus](#increase_prometheus) and [delta](#delta).
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#### increase_prometheus
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@ -525,7 +544,9 @@ It is expected that the `series_selector` returns time series of [counter type](
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Metric names are stripped from the resulting rollups. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [rate](#rate) and [rollup_rate](#rollup_rate).
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This function is supported by PromQL.
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See also [rate](#rate) and [rollup_rate](#rollup_rate).
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#### lag
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@ -542,7 +563,9 @@ See also [lifetime](#lifetime) and [duration_over_time](#duration_over_time).
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`last_over_time(series_selector[d])` is a [rollup function](#rollup-functions), which returns the last raw sample value on the given lookbehind window `d`
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per each time series returned from the given [series_selector](https://docs.victoriametrics.com/keyConcepts.html#filtering).
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This function is supported by PromQL. See also [first_over_time](#first_over_time) and [tlast_over_time](#tlast_over_time).
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This function is supported by PromQL.
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See also [first_over_time](#first_over_time) and [tlast_over_time](#tlast_over_time).
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#### lifetime
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@ -565,7 +588,9 @@ See also [mad](#mad), [range_mad](#range_mad) and [outlier_iqr_over_time](#outli
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`max_over_time(series_selector[d])` is a [rollup function](#rollup-functions), which calculates the maximum value over raw samples
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on the given lookbehind window `d` per each time series returned from the given [series_selector](https://docs.victoriametrics.com/keyConcepts.html#filtering).
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This function is supported by PromQL. See also [tmax_over_time](#tmax_over_time).
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This function is supported by PromQL.
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See also [tmax_over_time](#tmax_over_time).
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#### median_over_time
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`min_over_time(series_selector[d])` is a [rollup function](#rollup-functions), which calculates the minimum value over raw samples
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on the given lookbehind window `d` per each time series returned from the given [series_selector](https://docs.victoriametrics.com/keyConcepts.html#filtering).
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This function is supported by PromQL. See also [tmin_over_time](#tmin_over_time).
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This function is supported by PromQL.
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See also [tmin_over_time](#tmin_over_time).
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#### mode_over_time
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@ -606,7 +633,9 @@ See also [outliers_iqr](#outliers_iqr).
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linear interpolation over raw samples on the given lookbehind window `d`. The predicted value is calculated individually per each time series
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returned from the given [series_selector](https://docs.victoriametrics.com/keyConcepts.html#filtering).
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This function is supported by PromQL. See also [range_linear_regression](#range_linear_regression).
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This function is supported by PromQL.
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See also [range_linear_regression](#range_linear_regression).
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#### present_over_time
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on the given lookbehind window `d` per each time series returned from the given [series_selector](https://docs.victoriametrics.com/keyConcepts.html#filtering).
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The `phi` value must be in the range `[0...1]`.
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This function is supported by PromQL. See also [quantiles_over_time](#quantiles_over_time).
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This function is supported by PromQL.
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See also [quantiles_over_time](#quantiles_over_time).
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#### quantiles_over_time
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Metric names are stripped from the resulting rollups. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [irate](#irate) and [rollup_rate](#rollup_rate).
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This function is supported by PromQL.
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See also [irate](#irate) and [rollup_rate](#rollup_rate).
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#### rate_over_sum
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Metric names are stripped from the resulting rollups. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [stdvar_over_time](#stdvar_over_time).
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This function is supported by PromQL.
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See also [stdvar_over_time](#stdvar_over_time).
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#### stdvar_over_time
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Metric names are stripped from the resulting rollups. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [stddev_over_time](#stddev_over_time).
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This function is supported by PromQL.
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See also [stddev_over_time](#stddev_over_time).
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#### sum_eq_over_time
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Metric names are stripped from the resulting rollups. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [time](#time) and [now](#now).
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This function is supported by PromQL.
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See also [time](#time) and [now](#now).
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#### timestamp_with_name
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`absent(q)` is a [transform function](#transform-functions), which returns 1 if `q` has no points. Otherwise, returns an empty result.
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This function is supported by PromQL. See also [absent_over_time](#absent_over_time).
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This function is supported by PromQL.
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See also [absent_over_time](#absent_over_time).
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#### acos
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Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [asin](#asin) and [cos](#cos).
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This function is supported by PromQL.
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See also [asin](#asin) and [cos](#cos).
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#### acosh
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Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [sinh](#cosh).
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This function is supported by PromQL.
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See also [sinh](#cosh).
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#### asin
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Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [acos](#acos) and [sin](#sin).
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This function is supported by PromQL.
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See also [acos](#acos) and [sin](#sin).
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#### asinh
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Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [sinh](#sinh).
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This function is supported by PromQL.
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See also [sinh](#sinh).
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#### atan
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Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [tan](#tan).
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This function is supported by PromQL.
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See also [tan](#tan).
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#### atanh
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Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [tanh](#tanh).
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This function is supported by PromQL.
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See also [tanh](#tanh).
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#### bitmap_and
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`ceil(q)` is a [transform function](#transform-functions), which rounds every point for every time series returned by `q` to the upper nearest integer.
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This function is supported by PromQL. See also [floor](#floor) and [round](#round).
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This function is supported by PromQL.
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See also [floor](#floor) and [round](#round).
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#### clamp
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`clamp(q, min, max)` is a [transform function](#transform-functions), which clamps every point for every time series returned by `q` with the given `min` and `max` values.
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This function is supported by PromQL. See also [clamp_min](#clamp_min) and [clamp_max](#clamp_max).
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This function is supported by PromQL.
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See also [clamp_min](#clamp_min) and [clamp_max](#clamp_max).
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#### clamp_max
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`clamp_max(q, max)` is a [transform function](#transform-functions), which clamps every point for every time series returned by `q` with the given `max` value.
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This function is supported by PromQL. See also [clamp](#clamp) and [clamp_min](#clamp_min).
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This function is supported by PromQL.
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See also [clamp](#clamp) and [clamp_min](#clamp_min).
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#### clamp_min
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`clamp_min(q, min)` is a [transform function](#transform-functions), which clamps every point for every time series returned by `q` with the given `min` value.
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This function is supported by PromQL. See also [clamp](#clamp) and [clamp_max](#clamp_max).
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This function is supported by PromQL.
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See also [clamp](#clamp) and [clamp_max](#clamp_max).
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#### cos
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Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [sin](#sin).
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This function is supported by PromQL.
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See also [sin](#sin).
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#### cosh
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Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [acosh](#acosh).
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This function is supported by PromQL.
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See also [acosh](#acosh).
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#### day_of_month
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This function is supported by PromQL.
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See also [day_of_week](#day_of_week) and [day_of_year](#day_of_year).
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#### day_of_week
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`day_of_week(q)` is a [transform function](#transform-functions), which returns the day of week for every point of every time series returned by `q`.
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This function is supported by PromQL.
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See also [day_of_month](#day_of_month) and [day_of_year](#day_of_year).
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#### day_of_year
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`day_of_year(q)` is a [transform function](#transform-functions), which returns the day of year for every point of every time series returned by `q`.
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This function is supported by PromQL.
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See also [day_of_week](#day_of_week) and [day_of_month](#day_of_month).
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#### days_in_month
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`days_in_month(q)` is a [transform function](#transform-functions), which returns the number of days in the month identified
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@ -1141,7 +1212,9 @@ for every point of every time series returned by `q`.
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Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
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This function is supported by PromQL. See also [rad](#rad).
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This function is supported by PromQL.
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See also [rad](#rad).
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#### drop_empty_series
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@ -1167,13 +1240,17 @@ See also [start](#start), [time](#time) and [now](#now).
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|
||||
Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
|
||||
|
||||
This function is supported by PromQL. See also [ln](#ln).
|
||||
This function is supported by PromQL.
|
||||
|
||||
See also [ln](#ln).
|
||||
|
||||
#### floor
|
||||
|
||||
`floor(q)` is a [transform function](#transform-functions), which rounds every point for every time series returned by `q` to the lower nearest integer.
|
||||
|
||||
This function is supported by PromQL. See also [ceil](#ceil) and [round](#round).
|
||||
This function is supported by PromQL.
|
||||
|
||||
See also [ceil](#ceil) and [round](#round).
|
||||
|
||||
#### histogram_avg
|
||||
|
||||
|
@ -1196,8 +1273,9 @@ When the [percentile](https://en.wikipedia.org/wiki/Percentile) is calculated ov
|
|||
then all the input histograms **must** have buckets with identical boundaries, e.g. they must have the same set of `le` or `vmrange` labels.
|
||||
Otherwise, the returned result may be invalid. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/3231) for details.
|
||||
|
||||
This function is supported by PromQL (except of the `boundLabel` arg). See also [histogram_quantiles](#histogram_quantiles), [histogram_share](#histogram_share)
|
||||
and [quantile](#quantile).
|
||||
This function is supported by PromQL (except of the `boundLabel` arg).
|
||||
|
||||
See also [histogram_quantiles](#histogram_quantiles), [histogram_share](#histogram_share) and [quantile](#quantile).
|
||||
|
||||
#### histogram_quantiles
|
||||
|
||||
|
@ -1269,7 +1347,9 @@ This allows implementing simple paging for `q` time series. See also [limitk](#l
|
|||
|
||||
Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
|
||||
|
||||
This function is supported by PromQL. See also [exp](#exp) and [log2](#log2).
|
||||
This function is supported by PromQL.
|
||||
|
||||
See also [exp](#exp) and [log2](#log2).
|
||||
|
||||
#### log2
|
||||
|
||||
|
@ -1277,7 +1357,9 @@ This function is supported by PromQL. See also [exp](#exp) and [log2](#log2).
|
|||
|
||||
Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
|
||||
|
||||
This function is supported by PromQL. See also [log10](#log10) and [ln](#ln).
|
||||
This function is supported by PromQL.
|
||||
|
||||
See also [log10](#log10) and [ln](#ln).
|
||||
|
||||
#### log10
|
||||
|
||||
|
@ -1285,7 +1367,9 @@ This function is supported by PromQL. See also [log10](#log10) and [ln](#ln).
|
|||
|
||||
Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
|
||||
|
||||
This function is supported by PromQL. See also [log2](#log2) and [ln](#ln).
|
||||
This function is supported by PromQL.
|
||||
|
||||
See also [log2](#log2) and [ln](#ln).
|
||||
|
||||
#### minute
|
||||
|
||||
|
@ -1324,7 +1408,9 @@ for every point of every time series returned by `q`.
|
|||
|
||||
Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
|
||||
|
||||
This function is supported by PromQL. See also [deg](#deg).
|
||||
This function is supported by PromQL.
|
||||
|
||||
See also [deg](#deg).
|
||||
|
||||
#### prometheus_buckets
|
||||
|
||||
|
@ -1452,7 +1538,9 @@ for points returned by `q`, e.g. it is equivalent to the following query: `(q -
|
|||
`round(q, nearest)` is a [transform function](#transform-functions), which rounds every point of every time series returned by `q` to the `nearest` multiple.
|
||||
If `nearest` is missing then the rounding is performed to the nearest integer.
|
||||
|
||||
This function is supported by PromQL. See also [floor](#floor) and [ceil](#ceil).
|
||||
This function is supported by PromQL.
|
||||
|
||||
See also [floor](#floor) and [ceil](#ceil).
|
||||
|
||||
#### ru
|
||||
|
||||
|
@ -1496,7 +1584,9 @@ This function is supported by PromQL.
|
|||
|
||||
Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
|
||||
|
||||
This function is supported by MetricsQL. See also [cos](#cos).
|
||||
This function is supported by MetricsQL.
|
||||
|
||||
See also [cos](#cos).
|
||||
|
||||
#### sinh
|
||||
|
||||
|
@ -1505,7 +1595,9 @@ for every point of every time series returned by `q`.
|
|||
|
||||
Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
|
||||
|
||||
This function is supported by MetricsQL. See also [cosh](#cosh).
|
||||
This function is supported by MetricsQL.
|
||||
|
||||
See also [cosh](#cosh).
|
||||
|
||||
#### tan
|
||||
|
||||
|
@ -1513,7 +1605,9 @@ This function is supported by MetricsQL. See also [cosh](#cosh).
|
|||
|
||||
Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
|
||||
|
||||
This function is supported by MetricsQL. See also [atan](#atan).
|
||||
This function is supported by MetricsQL.
|
||||
|
||||
See also [atan](#atan).
|
||||
|
||||
#### tanh
|
||||
|
||||
|
@ -1522,7 +1616,9 @@ for every point of every time series returned by `q`.
|
|||
|
||||
Metric names are stripped from the resulting series. Add [keep_metric_names](#keep_metric_names) modifier in order to keep metric names.
|
||||
|
||||
This function is supported by MetricsQL. See also [atanh](#atanh).
|
||||
This function is supported by MetricsQL.
|
||||
|
||||
See also [atanh](#atanh).
|
||||
|
||||
#### smooth_exponential
|
||||
|
||||
|
@ -1533,13 +1629,17 @@ by `q` using [exponential moving average](https://en.wikipedia.org/wiki/Moving_a
|
|||
|
||||
`sort(q)` is a [transform function](#transform-functions), which sorts series in ascending order by the last point in every time series returned by `q`.
|
||||
|
||||
This function is supported by PromQL. See also [sort_desc](#sort_desc) and [sort_by_label](#sort_by_label).
|
||||
This function is supported by PromQL.
|
||||
|
||||
See also [sort_desc](#sort_desc) and [sort_by_label](#sort_by_label).
|
||||
|
||||
#### sort_desc
|
||||
|
||||
`sort_desc(q)` is a [transform function](#transform-functions), which sorts series in descending order by the last point in every time series returned by `q`.
|
||||
|
||||
This function is supported by PromQL. See also [sort](#sort) and [sort_by_label](#sort_by_label_desc).
|
||||
This function is supported by PromQL.
|
||||
|
||||
See also [sort](#sort) and [sort_by_label](#sort_by_label_desc).
|
||||
|
||||
#### sqrt
|
||||
|
||||
|
@ -1568,7 +1668,9 @@ See also [start](#start) and [end](#end).
|
|||
|
||||
`time()` is a [transform function](#transform-functions), which returns unix timestamp for every returned point.
|
||||
|
||||
This function is supported by PromQL. See also [timestamp](#timestamp), [now](#now), [start](#start) and [end](#end).
|
||||
This function is supported by PromQL.
|
||||
|
||||
See also [timestamp](#timestamp), [now](#now), [start](#start) and [end](#end).
|
||||
|
||||
#### timezone_offset
|
||||
|
||||
|
@ -1822,7 +1924,9 @@ This function is supported by PromQL.
|
|||
`bottomk(k, q)` is [aggregate function](#aggregate-functions), which returns up to `k` points with the smallest values across all the time series returned by `q`.
|
||||
The aggregate is calculated individually per each group of points with the same timestamp.
|
||||
|
||||
This function is supported by PromQL. See also [topk](#topk).
|
||||
This function is supported by PromQL.
|
||||
|
||||
See also [topk](#topk), [bottomk_min](#bottomk_min) and [#bottomk_last](#bottomk_last).
|
||||
|
||||
#### bottomk_avg
|
||||
|
||||
|
@ -1884,7 +1988,7 @@ The aggregate is calculated individually per each group of points with the same
|
|||
|
||||
This function is supported by PromQL.
|
||||
|
||||
See also [count_values_over_time](#count_values_over_time).
|
||||
See also [count_values_over_time](#count_values_over_time) and [label_match](#label_match).
|
||||
|
||||
#### distinct
|
||||
|
||||
|
@ -2044,7 +2148,9 @@ for all the time series returned by `q`. The aggregate is calculated individuall
|
|||
`topk(k, q)` is [aggregate function](#aggregate-functions), which returns up to `k` points with the biggest values across all the time series returned by `q`.
|
||||
The aggregate is calculated individually per each group of points with the same timestamp.
|
||||
|
||||
This function is supported by PromQL. See also [bottomk](#bottomk).
|
||||
This function is supported by PromQL.
|
||||
|
||||
See also [bottomk](#bottomk), [topk_max](#topk_max) and [topk_last](#topk_last).
|
||||
|
||||
#### topk_avg
|
||||
|
||||
|
|
Loading…
Reference in a new issue