{{ transformations:RenameColumnsAction.png}}
====== RENAME COLUMNS ======
Category: Transform / Basic\\

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=====Description=====
This action changes the name of one or more columns.

Duplicating names are not allowed.\\

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=====Action settings=====
^Setting^Description^
|Column|Select the existing column name in the left drop-down|
|To|Specify the new column name in the right text box.|
Additional columns can be renamed by clicking the //Rename more columns// option.

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=====Examples=====

**Example:**  Rename the column "Continent" to the new column name "Location".

**Source table:** The longest rivers in the world

^River  ^Length (km)  ^Length (miles)  ^Continent  ^
| Nile  |  6650|  4132|Africa  |
| Amazon  |  6400|  3976|South America  |
| Yangtze  |  6300|  3917|Asia  |
| Mississippi  |  6275|  3902|North America  |

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**Action parameters:**

>  Columns to rename: Continent
>  Rename to: Location

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**Result table:**

^River  ^Length (km)  ^Length (miles)  ^Location  ^
| Nile  |  6650|  4132|Africa  |
| Amazon  |  6400|  3976|South America  |
| Yangtze  |  6300|  3917|Asia  |
| Mississippi  |  6275|  3902|North America  |

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====Community examples====
  * [[https://community.easymorph.com/t//1273/6|Split Excel spreadsheets into multiple spreadsheets]] ([[https://community.easymorph.com/uploads/short-url/6iWYdZJc4yAvqYMbTGZWXtVFmvL.morph|Project]]; Module: //Main//; Group: //Tab 1//; Table: //Table 1//; Action position: //3//)
  * [[https://community.easymorph.com/t//1649/14|Update existing data in a database table]] ([[https://community.easymorph.com/uploads/short-url/hauw3ZALjf9UqXAOP8prtLUNbxH.morph|Project]]; Module: //Main//; Group: //Tab 1//; Table: //Where clause//; Action position: //5//)
  * [[https://community.easymorph.com/t//1686/2|Aggregation of consecutive date ranges]] ([[https://community.easymorph.com/uploads/short-url/xyC5nPd52hGrMiRXjp5w1RVUTYL.morph|Project]]; Module: //Main//; Group: //Tab 1//; Table: //Easymorph Patient Example Data.xlsx//;\\ Action position: //12//)
  * [[https://community.easymorph.com/t//1854/2|Product of Rows in a Column]] ([[https://community.easymorph.com/uploads/short-url/8o7F1FHzlEr0hUV2BgCLFNEMKqk.morph|Project]]; Module: //Main//; Group: //Tab 1//; Table: //Initial state//; Action position: //2//)
  * [[https://community.easymorph.com/t//2156/1|How to process parent-child data structures]] ([[https://community.easymorph.com/uploads/short-url/zmylfn4Qr0ovzu3e5rybl0LVMNG.morph|Project]]; Module: //Module 1//; Group: //Tab 1//; Table: //Longest folder path//; Action position: //9//)
  * [[https://community.easymorph.com/t//2646/4|Iterate same row in table a known number of times]] ([[https://community.easymorph.com/uploads/short-url/vfoRlVfxozi5f8GpH7ISOtSsquO.morph|Project]]; Module: //Main//; Group: //Group 1//; Table: //Table 1//; Action position: //7//)

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=====Shortcuts=====
Fast ways to create the action:\\

  *Right-click on the column heading and select //Rename...// from the context menu.
  *Click the drop-down arrow in the column heading and select //Rename...// from the context menu.


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=====See also=====

  * [[transformations:keepremovecolumns|Keep/Remove columns]]
  * [[transformations:replacecolumns|Modify column(s)]]
  * [[transformations:reorder|Reorder columns]]