alamb commented on code in PR #13228: URL: https://github.com/apache/datafusion/pull/13228#discussion_r1828267500
########## datafusion/core/src/datasource/file_format/csv.rs: ########## @@ -454,7 +455,9 @@ impl CsvFormat { .has_header .unwrap_or(state.config_options().catalog.has_header), ) - .with_delimiter(self.options.delimiter); + .with_delimiter(self.options.delimiter) + // Support literal NULL or empty string as null + .with_null_regex(Regex::new(r"^NULL$|^$").unwrap()); Review Comment: A configuration option makes sense to me I poked around for a csv querying benchmark and I can't find one. Perhaps we should write one 🤔 -- 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: github-unsubscr...@datafusion.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For additional commands, e-mail: github-h...@datafusion.apache.org