# Source: https://mikro-orm.io/api/knex/interface/ColumnDifference.md

# ColumnDifference<!-- -->

## Index[**](#Index)

### Properties

* [**changedProperties](#changedProperties)
* [**column](#column)
* [**fromColumn](#fromColumn)
* [**oldColumnName](#oldColumnName)

## Properties<!-- -->[**](#Properties)

### [**](#changedProperties)[**](https://github.com/mikro-orm/mikro-orm/blob/master/packages/knex/src/typings.ts#L111)changedProperties

**changedProperties: Set\<string>

### [**](#column)[**](https://github.com/mikro-orm/mikro-orm/blob/master/packages/knex/src/typings.ts#L109)column

**column: [Column](https://mikro-orm.io/api/knex/interface/Column.md)

### [**](#fromColumn)[**](https://github.com/mikro-orm/mikro-orm/blob/master/packages/knex/src/typings.ts#L110)fromColumn

**fromColumn: [Column](https://mikro-orm.io/api/knex/interface/Column.md)

### [**](#oldColumnName)[**](https://github.com/mikro-orm/mikro-orm/blob/master/packages/knex/src/typings.ts#L108)oldColumnName

**oldColumnName: string