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--- transformations:replacecolumn [2021/04/01 14:57] – craigt
+++ transformations:replacecolumn [2021/04/02 02:09] (current) – removed craigt
@@ Line 1: / Line 1: @@
-{{ transformations:ReplaceColumnsAction.png}}
-====== MODIFY COLUMN(S) ======
-Category: Transform / Basic\\
-\\
-=====Description=====
-This action calculates and replaces one or more existing columns using [[syntax:start|expression(s)]]. One expression replaces one column.
-Please note that you can refer to the same column in expressions. In this case, the original value from this column will be used.\\
-\\
-=====Action settings=====
-^Setting^Description^
-|Column to replace|Select the name of the column to replace.|
-|Expression or Value|Options:  //It's an expression// or //It's a text or number//.  Enter the expression used to calculate the updated\\ column values, or, enter the text or numeric value that will be repeated for all values.|
-Click //Replace more columns// to modify additional columns within this same action.\\
-\\
-=====Examples=====
-**Objective:** Calculate the $ amount of compulsory deductions for each country and include the result in the table instead of the deductions in %.
-**Source table:** Average income and deductions
-^Country  ^Gross income   ^Disposable income  ^Compulsory deductions  ^
-| United States  |  56067|  45582|  18.7%|
-| Australia  |  51050|  42617|  16.52%|
-| Switzerland  |  53716|  48414|  9.87%|
-| Canada  |  45896|  37469|  18.36%|
-**Action parameters:**
->Column to replace: Compulsory deductions
->Expression: ([Gross income] - [Disposable income])
-**Output table:**
-^Country  ^Gross income   ^Disposable income  ^Compulsory deductions  ^
-| United States  |  56067|  45582|  10485|
-| Australia  |  51050|  42617|   8433|
-| Switzerland  |  53716|  48414|  5302|
-| Canada  |  45896|  37469|   8427|
-\\
-=====Shortcuts=====
-Fast ways to create the action:\\
-  *Right-click on a column heading, and select "Modify", then "With expression..." from the submenu.
-  *Click the drop-down arrow in a column heading and select "Modify", then "With expression..." from the submenu.
-\\
-=====See also=====
-  * [[transformations:addcolumn|Calculate new column(s)]]