[FEATURE]Support Vega Overlay aggregations #138
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content
integration / getting-started content
enhancement
New feature or request
visualization
a visual widget for a specific purpose
Is your feature request related to a problem?
For many vega components showing data-point graphs or time-series based aggregation, its interesting to compare the selected time range with previously time bucket -
Do you have any additional context?
The next
vega data
attribute demonstrates how this can be achievable using the following data parts:rawdata-old
: this is the older time based data aggregation query used to compare with and uses direct query to facilitate the 1 hour shift overlay.rawdata
: this is the current time based data aggregation queryflatdata
: this is the combination of the two datasources (current + overlay)Each data query is decorated with the time relevancy (Old,Current) transformation to indicate its origin
For rendering both the current data and old data the marks should consider the decorated
source
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