rusackas commented on code in PR #44550:
URL: https://github.com/apache/superset/pull/44550#discussion_r4289140460
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superset-frontend/plugins/plugin-chart-echarts/src/Timeseries/transformProps.ts:
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@@ -464,14 +466,49 @@ export default function transformProps(
rebaseToPercentChange(forecastRebasedData, xAxisLabel || DTTM_ALIAS)
: forecastRebasedData;
const isHorizontal = orientation === OrientationType.Horizontal;
+ // With dimensions set, the pivot splits a metric into one
+ // `<metric>, <dimension values>` column per series. `label_map` lists each
+ // flattened column as `[metric, ...dimension values]`, so a metric's
+ // columns are resolved through it rather than by matching on the column
+ // name. A single-metric chart with `truncate_metric` drops the metric part
+ // from its value columns, which is fine: only sort-only metrics need
+ // resolving, and those always keep it.
+ const pivotedColumnsOf = (metricLabel: string): string[] =>
+ Object.entries(labelMap)
+ .filter(
+ ([column, parts]) =>
+ column !== metricLabel &&
+ // a metric-prefixed column carries the metric plus one part per
+ // dimension; a truncated dimension tuple has no metric part and
+ // must not be mistaken for one when a dimension value reads like
+ // the metric label
+ parts.length === groupBy.length + 1 &&
Review Comment:
Fair, added a two-dimension case where a dimension value collides with the
sort metric's label, so a revert to the looser check would actually fail
something.
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