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Data Engineering
Join discussions on data engineering best practices, architectures, and optimization strategies within the Databricks Community. Exchange insights and solutions with fellow data engineers.
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Wout
by • Contributor
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Resolved! Wrong X-Axis Order when Visualization is Put on Dashboard

I have a visualization in which the X-axis values are displayed correctly in the Query Editor, in the order produced by the SQL query. However, when I add the visualization to a dashboard, the values are suddenly not sorted anymore.How is this possib...

correct wrong
Data Engineering
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Wout
Contributor
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We have further analyzed the visualization problem and found two solutions.The original visualization consists of 1 series and has aggregation enabled in the UI (but is unused, since the query itself aggregates already).We found that the following tw...

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Mr__E
by • Contributor II
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  • 1 replies
  • 1 kudos

Databricks dashboard removing order, incorrectly sorted.

I created a table that aggregates data by year and week of year and display this in a chart over time. As part of the query, I order by the year, then week columns. In the visualization on the query (in the SQL editor), I disabled the sort, because i...

Data Engineering
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Anonymous
Not applicable
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Hi @Mr. E (Customer)​ , did you get a chance to check Kaniz's previous comments ? is this issue resolved or do you need any further help here ?

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LaurentThiebaud
by • New Contributor
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Sort within a groupBy with dataframe

Using Spark DataFrame, eg. myDf .filter(col("timestamp").gt(15000)) .groupBy("groupingKey") .agg(collect_list("aDoubleValue")) I want the collect_list to return the result, but ordered according to "timestamp". i.a. I want the GroupBy results...

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shyam_9
Databricks Employee
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Hi @Laurent Thiebaud,Please use the below format to sort within a groupby, import org.apache.spark.sql.functions._ df.groupBy("columnA").agg(sort_array(collect_list("columnB")))

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