Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
Applies to: ✅ Azure Data Explorer
Changes the name of existing table columns.
You must have at least Table Admin permissions to run this command.
.rename column [ DatabaseName.]TableName.CurrentColumnName to NewColumnName
.rename columns NewColumnName = [ DatabaseName.]TableName.CurrentColumnName , ...
Note
.rename columns only supports swapping the names of exactly two existing columns.
Learn more about syntax conventions.
| Name | Type | Required | Description |
|---|---|---|---|
| DatabaseName | string |
The name of the database that contains the table with the column to rename. If not provided, the current context database is used. | |
| TableName | string |
✔️ | The name of the table containing the column to rename. |
| CurrentColumnName | string |
✔️ | The name of the column to rename. |
| NewColumnName | string |
✔️ | The new name for the column. The name must follow the identifier naming rules. |
The following command swaps the names of the TimeGenerated_archive column and the TimeGenerated column.
.rename columns TimeGenerated_archive = myDB.sampleData.TimeGenerated, TimeGenerated = myDB.sampleData.TimeGenerated_archive