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transformations:replacecolumn

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transformations:replacecolumn [2015/04/10 18:26]
elenap
transformations:replacecolumn [2015/04/10 18:27] (current)
elenap
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 This transformation calculates and replaces one or more existing columns using [[syntax:​start|expression(s)]]. One expression replaces one column. This transformation calculates and replaces one or more existing columns using [[syntax:​start|expression(s)]]. One expression replaces one column.
  
-Please note that in expressions ​you can refer to the same column. In this case previous (old) value from this column will be used.+Please note that you can refer to the same column ​in expressions. In this case previous (old) value from this column will be used.
  
 EXAMPLE EXAMPLE
transformations/replacecolumn.txt · Last modified: 2015/04/10 18:27 by elenap