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About the Data Preparation category
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6
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December 8, 2025
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How to Rename Dynamic Year-Based Columns and Pass Column Lists as Parameters in Sparkflows?
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5
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March 2, 2026
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How to write conditions in the GE Decision node?
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2
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December 18, 2025
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I want to get the row count at a given stage. How to achieve this in Sparkflows?
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1
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December 18, 2025
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I have an employee department dataset containing salary information. I want to identify the minimum and maximum salary for each department and location. How to achieve this in Sparkflows?
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1
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December 18, 2025
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I have an employee department dataset containing salary information. I want to get a salary based ranking within each department and location. How to achieve this in Sparkflows?
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1
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December 18, 2025
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In my dataset I have salaries for employees containing various decimal values. I want to round it off to 2 decimal values. How to achieve this in Sparkflows?
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4
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December 18, 2025
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How to split the string value in a column into multiple columns in Sparkflows?
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1
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December 18, 2025
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How to split the input data into two outputs depending on the condition?
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1
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December 18, 2025
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Given a retail dataset, the goal is to validate the schema, address fields, and overall structure to ensure data accuracy and quality for reliable analysis and decision-making. How can this be achieved?
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5
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December 18, 2025
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How can I explore data with the help of Sparkflows?
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1
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December 18, 2025
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I possess EHR data which contains nested JSON format. I would like to extract all the fields and convert them into a CSV file. How can I achieve this in Sparkflows?
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1
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December 18, 2025
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I want to use only a smaller set of data for my analysis. How to achieve this in Sparkflows?
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1
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December 18, 2025
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I want to sort incoming dataset. How to achieve this in Sparkflows?
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0
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5
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December 18, 2025
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How can I transpose a dataset in Sparkflows?
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0
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4
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December 17, 2025
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I want to sort incoming columns in a particular order
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2
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December 17, 2025
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I want to perform state-wise analysis on a dataset related to population
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4
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December 17, 2025
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How can I perform Windows Analytics on a dataset in Sparkflows?
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1
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December 17, 2025
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How do I split my data into unique and duplicate records in Sparkflows?
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1
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December 17, 2025
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Is there a way to replace a specific value in a column using Sparkflows?
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1
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December 17, 2025
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How can I filter good and bad records after performing data quality checks using Great Expectation nodes?
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0
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2
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December 17, 2025
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How to Normalize data using Sparkflows?
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0
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2
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December 16, 2025
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I want to get word count from the reviews before they are fed to the database. How can I achieve this in sparkflows?
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2
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December 16, 2025
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I want to analyze log data to get meaningful insight. How can I achieve this in sparkflows?
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4
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December 16, 2025
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I have one year's worth of sales data, and I'd like to calculate the cumulative sales total, enabling me to analyze the total sales made up to a specific date
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0
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2
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December 16, 2025
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How does Apache Spark’s distributed execution affect the number of output files, and what method ensures saving the result in only one file?
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0
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4
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December 12, 2025
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Regex used to add _ in front number column name
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0
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9
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December 12, 2025
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How do I aggregate columns in the workflow designer?
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0
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3
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December 11, 2025
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I would like to extract currency value from this column. How can I achieve this in Sparkflows? I have a dataset containing an amount column in the format ccy + value (USD 1000000.00)
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3
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December 11, 2025
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I have a dataset having sales information of multiple stores from various locations. How can I rank stores by their sales values within a locality using sparkflows?
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4
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December 10, 2025
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