# Error 4097: Compressed column can't be used in key specification

| Error Code | SQLSTATE | Error                                 | Description                                                    |
| ---------- | -------- | ------------------------------------- | -------------------------------------------------------------- |
| 4097       |          | ER\_COMPRESSED\_COLUMN\_USED\_AS\_KEY | Compressed column '%-.192s' can't be used in key specification |

## Possible Causes and Solutions

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