# Deleting an optimizer
<a name="delete-optimizer"></a>

You can delete an optimizer and associated metadata for the table using AWS CLI or AWS API operation.

Run the following AWS CLI command to delete optimization history for a table. You need to specify the optimizer `type` along with the catalog ID, database name and table name. The acceptable values are: `compaction`, `retention`, and `orphan_file_deletion`.

```
aws glue delete-table-optimizer \
  --catalog-id 123456789012 \
  --database-name iceberg_db \
  --table-name iceberg_table \
  --type compaction
```

 Use `DeleteTableOptimizer` operation to delete an optimizer for a table.