Peng-Lei opened a new pull request #33175: URL: https://github.com/apache/spark/pull/33175
### What changes were proposed in this pull request? Datasource V2 can support multiple catalogs. Having "SHOW CATALOGS" to list the catalogs and corresponding default-namespace info will be useful. ### Why are the changes needed? [SPARK-35973](https://issues.apache.org/jira/browse/SPARK-35973) ### Does this PR introduce _any_ user-facing change? Yes ### How was this patch tested? Add ut test(doing) -- 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: reviews-unsubscr...@spark.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org