# Change Data Capture components

| [tAS400CDC](https://help.qlik.com/talend/r/en-US/7.2/components/change-data-capture/tas400cdc) | Addresses data extraction and transportation needs. |
| --- | --- |
| [tDB2CDC](https://help.qlik.com/talend/r/en-US/7.2/components/change-data-capture/tdb2cdc) | Extracts the changes done to the source operational data and makes them available<br>to the target system(s) using database CDC views. |
| [tInformixCDC](https://help.qlik.com/talend/r/en-US/7.2/components/change-data-capture/tinformixcdc) | Extracts the data from a source system which has changed since the last extraction<br>and transports it to another/other system(s). |
| [tIngresCDC](https://help.qlik.com/talend/r/en-US/7.2/components/change-data-capture/tingrescdc) | Extracts source system data that has changed since the last extraction and<br>transports it to another/other system(s). |
| [tMSSqlCDC](https://help.qlik.com/talend/r/en-US/7.2/components/change-data-capture/tmssqlcdc) | Extracts the changes made to the source operational data and makes them available<br>to the target system(s) using database CDC views. |
| [tMysqlCDC](https://help.qlik.com/talend/r/en-US/7.2/components/change-data-capture/tmysqlcdc) | Extracts only the changes made to the source operational data and makes them<br>available to the target system(s) using database CDC views. |
| [tOracleCDC](https://help.qlik.com/talend/r/en-US/7.2/components/change-data-capture/toraclecdc) | Extracts source system data that has changed since the last extraction and<br>transports it to another/other system(s). |
| [tOracleCDCOutput](https://help.qlik.com/talend/r/en-US/7.2/components/change-data-capture/toraclecdcoutput) | Synchronizes data changes in the Oracle XStream CDC mode. |
| [tPostgresqlCDC](https://help.qlik.com/talend/r/en-US/7.2/components/change-data-capture/tpostgresqlcdc) | Addresses data extraction and transportation needs, only extracts the changes made<br>to the source operational data and makes them available to the target system(s) using<br>database CDC views. |
| [tSybaseCDC](https://help.qlik.com/talend/r/en-US/7.2/components/change-data-capture/tsybasecdc) | Extracts source system data that has changed since the last extraction and<br>transports it to another/other system(s). |
| [tTeradataCDC](https://help.qlik.com/talend/r/en-US/7.2/components/change-data-capture/tteradatacdc) | Extracts source system data that has changed since the last extraction and<br>transports it to another system(s) using the CDC Trigger mode. |