Create Apache Flink® tables using different data sources
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This section provides information on creating `Apache Flink® tables <https://nightlies.apache.org/flink/flink-docs-stable/docs/dev/table/sql/create/#create-table>`_ within an Aiven for Apache Flink application using different data sources such as Apache Kafka®, PostgreSQL®, and OpenSearch®. To build data pipelines, Apache Flink requires you to map source and target data structures as Flink tables. The type of data source and the analysis you want to perform will determine which integration to use. 

Learn how to: 

* :doc:`Create an Apache Kafka®-based Apache Flink® table </docs/products/flink/howto/connect-kafka>`
  
* :doc:`Create a PostgreSQL®-based Apache Flink® table </docs/products/flink/howto/connect-pg>`
  
* :doc:`Create an OpenSearch®-based Apache Flink® table </docs/products/flink/howto/connect-opensearch>`
  
* :doc:`Create a Slack-based Apache Flink® table </docs/products/flink/howto/slack-connector>`