# Data mappingの関連項目

### このセクション内

* [IOデータベース機能をtHMapマルチ出力データベース接続に移行](https://help.qlik.com/talend/ja-JP/components/7.3/data-mapping/migrating-io-database-functions-to-thmap-multi-output-database-connections)
* [DatabaseLookupからtHMapへの移行](https://help.qlik.com/talend/ja-JP/components/7.3/data-mapping/migrating-from-databaselookup-to-thmap)
* [tHMapでのマップ変数と代替マップを指定](https://help.qlik.com/talend/ja-JP/components/7.3/data-mapping/specifying-map-variable-and-alternate-map-in-thmap)
* [Talend Data Mapperで外部XSL変換を使う](https://help.qlik.com/talend/ja-JP/components/7.3/data-mapping/using-external-xsl-transformation-in-talend-data-mapper)