techdocsmith commented on code in PR #17031: URL: https://github.com/apache/druid/pull/17031#discussion_r1752968286
########## docs/ingestion/input-sources.md: ########## @@ -833,17 +825,29 @@ For more information on the `maxNumConcurrentSubTasks` field, see [Implementatio ## SQL input source +:::info Required extension +To use the SQL input source, you must load the appropriate extension in your `common.runtime.properties` file. +* To connect to MySQL, load the extension [`mysql-metadata-storage`](../development/extensions-core/mysql.md). +* To connect to PostgreSQL, load the extension [`postgresql-metadata-storage`](../development/extensions-core/postgresql.md). + +The MySQL extension requires a JDBC driver. +For more information, see the [Installing the MySQL connector library](../development/extensions-core/mysql.md). +::: + The SQL input source is used to read data directly from RDBMS. -The SQL input source is _splittable_ and can be used by the [Parallel task](./native-batch.md), where each worker task will read from one SQL query from the list of queries. +The SQL input source is _splittable_ and can be used by the [parallel task](./native-batch.md), where each worker task will read from one SQL query from the list of queries. Review Comment: ```suggestion You can _split_ the ingestion tasks for a SQL input source. When you use the [parallel task](./native-batch.md) type, each worker task reads from one SQL query from the list of queries. ``` Consider rewording for clarity. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
