DOCS-1605 - Add frontmatter descriptions to metrics operators

docs/metrics/metrics-operators/accum.md

@@ -2,6 +2,7 @@
 id: accum
 title: accum Metrics Operator
 sidebar_label: accum
+description: Use the accum metrics operator to create a series of running totals for each metric time series, starting from the first data point and iteratively adding successive values.
 ---
 
 import useBaseUrl from '@docusaurus/useBaseUrl';

docs/metrics/metrics-operators/along.md

@@ -6,6 +6,7 @@ keywords:
     - metrics
     - along
     - join
+description: Use the along metrics statement to control what results are joined when combining multiple metrics queries based on the value of one or more result fields.
 ---
 
 import useBaseUrl from '@docusaurus/useBaseUrl';

docs/metrics/metrics-operators/avg.md

@@ -2,6 +2,7 @@
 id: avg
 title: avg Metrics Operator
 sidebar_label: avg
+description: Use the avg metrics operator to calculate the average of all matching time series.When grouping is specified, calculates the average for each group.
 ---
 
 import useBaseUrl from '@docusaurus/useBaseUrl';

docs/metrics/metrics-operators/bottomk.md

@@ -2,6 +2,7 @@
 id: bottomk
 title: bottomk Metrics Operator
 sidebar_label: bottomk
+description: Use the bottomk metrics operator to apply an aggregation function to matching time series and return the N time series with the lowest evaluated values over the query time range.
 ---
 
 

docs/metrics/metrics-operators/count.md

@@ -2,6 +2,7 @@
 id: count
 title: count Metrics Operator
 sidebar_label: count
+description: Use the count metrics operator to count the total number of time series that match the query.When grouping is specified, counts the total for each group.
 ---
 
 import useBaseUrl from '@docusaurus/useBaseUrl';

docs/metrics/metrics-operators/delta.md

@@ -2,6 +2,7 @@
 id: delta
 title: delta Metrics Operator
 sidebar_label: delta
+description: Use the delta metrics operator to compute the backward difference at each data point, determining how much the metric changed from its previous value in the time series.
 ---
 
 

docs/metrics/metrics-operators/eval.md

@@ -2,6 +2,7 @@
 id: eval
 title: eval Metrics Operator
 sidebar_label: eval
+description: Use the eval metrics operator to evaluate time series based on user-specified arithmetic or mathematical functions.
 ---
 
 

docs/metrics/metrics-operators/ewma.md

@@ -2,6 +2,7 @@
 id: ewma
 title: ewma Metrics Operator
 sidebar_label: ewma
+description: Use the ewma metrics operator to compute an Exponentially Weighted Moving Average on time series data, smoothing short-term fluctuations to reveal long-term trends.
 ---
 
 

docs/metrics/metrics-operators/fillmissing.md

@@ -2,6 +2,7 @@
 id: fillmissing
 title: fillmissing Metrics Operator
 sidebar_label: fillmissing
+description: Use the fillmissing metrics operator to fill empty time slices in query results with derived data points, preventing straight-line interpolation in visualizations.
 ---
 
 import useBaseUrl from '@docusaurus/useBaseUrl';

docs/metrics/metrics-operators/filter.md

@@ -2,6 +2,7 @@
 id: filter
 title: filter Metrics Operator
 sidebar_label: filter
+description: Use the filter metrics operator to limit results returned by a metric query through aggregation functions or value conditions over time.
 ---
 
 :::note

docs/metrics/metrics-operators/histogram-quantile.md

@@ -2,6 +2,7 @@
 id: histogram-quantile
 title: histogram_quantile Metrics Operator
 sidebar_label: histogram_quantile
+description: Use the histogram_quantile metrics operator to calculate the φ-quantile (0 ≤ φ ≤ 1) from Prometheus histogram buckets.
 ---
 
 

docs/metrics/metrics-operators/in.md

@@ -2,6 +2,7 @@
 id: in
 title: in Metrics Operator
 sidebar_label: in
+description: Use the in metrics operator in query selectors as shorthand for multiple OR conditions, simplifying queries that check if a field matches any value in a list.
 ---
 
 

docs/metrics/metrics-operators/max.md

@@ -2,6 +2,7 @@
 id: max
 title: max Metrics Operator
 sidebar_label: max
+description: Use the max metrics operator to calculate the maximum value of time series that match the query.
 ---
 
 

docs/metrics/metrics-operators/min.md

@@ -2,6 +2,7 @@
 id: min
 title: min Metrics Operator
 sidebar_label: min
+description: Use the min metrics operator to calculate the minimum value of time series that match the query.
 ---
 
 

docs/metrics/metrics-operators/outlier.md

@@ -2,6 +2,7 @@
 id: outlier
 title: outlier Metrics Operator
 sidebar_label: outlier
+description: Use the outlier metrics operator to identify data points outside the range of expected values by tracking moving average and standard deviation over a specified time window.
 ---
 
 import useBaseUrl from '@docusaurus/useBaseUrl';

docs/metrics/metrics-operators/parse.md

@@ -2,6 +2,7 @@
 id: parse
 title: parse Metrics Operator
 sidebar_label: parse
+description: Use the parse metrics operator to parse specified fields and create new fields for use in metrics queries.
 ---
 
 The parse operator parses the specified field to create new fields to use in the metrics query.

docs/metrics/metrics-operators/pct.md

@@ -2,6 +2,7 @@
 id: pct
 title: pct Metrics Operator
 sidebar_label: pct
+description: Use the pct metrics operator to calculate the nth percentile of input series values at each timestamp for each time interval.
 ---
 
 

docs/metrics/metrics-operators/quantize.md

@@ -2,6 +2,7 @@
 id: quantize
 title: quantize Metrics Operator
 sidebar_label: quantize
+description: Use the quantize metrics operator to control quantization behavior by specifying time bucket size and rollup type for aggregating data points.
 ---
 
 

docs/metrics/metrics-operators/rate.md

@@ -2,6 +2,7 @@
 id: rate
 title: rate Metrics Operator
 sidebar_label: rate
+description: Use the rate metrics operator to calculate the per-second rate of change between data points in time series.
 ---
 
 

docs/metrics/metrics-operators/stddev.md

@@ -2,6 +2,7 @@
 id: stddev
 title: stddev Metrics Operator
 sidebar_label: stddev
+description: Use the stddev metrics operator to measure the magnitude of deviations between values in time series, calculating standard deviation at each time interval.
 ---
 
 

docs/metrics/metrics-operators/sum.md

@@ -2,6 +2,7 @@
 id: sum
 title: sum Metrics Operator
 sidebar_label: sum
+description: Use the sum metrics operator to calculate the sum of metric values that match the query.When grouping is specified, calculates the sum for each group.
 ---
 
 

docs/metrics/metrics-operators/timeshift.md

@@ -2,6 +2,7 @@
 id: timeshift
 title: timeshift Metrics Operator
 sidebar_label: timeshift
+description: Use the timeshift metrics operator to shift time series from your query by a specified period of time.
 ---
 
 import useBaseUrl from '@docusaurus/useBaseUrl';

docs/metrics/metrics-operators/topk.md

@@ -2,6 +2,7 @@
 id: topk
 title: topk Metrics Operator
 sidebar_label: topk
+description: Use the topk metrics operator to apply an aggregation function to matching time series and return the N time series with the highest evaluated values over the query time range.
 ---
 
 The `topk` operator applies a specified aggregation function to the time series that match the query selector, and returns the *n* time series that have the highest evaluated value over the query time range.  

docs/metrics/metrics-operators/where.md

@@ -2,6 +2,7 @@
 id: where
 title: where Metrics Operator
 sidebar_label: where
+description: Use the where metrics operator to filter out entire time series or individual data points within a time series using value boolean expressions or reducer boolean expressions.
 ---
 
 You can use the `where` operator to filter out either entire time series, or individual data points within a time series.