BePPPower commented on code in PR #24334: URL: https://github.com/apache/doris/pull/24334#discussion_r1325371152
########## be/src/vec/sink/writer/vfile_result_writer.cpp: ########## @@ -172,9 +172,11 @@ Status VFileResultWriter::_create_file_writer(const std::string& file_name) { // file name format as: my_prefix_{fragment_instance_id}_0.csv Status VFileResultWriter::_get_next_file_name(std::string* file_name) { + std::string suffix = + _file_opts->file_suffix.empty() ? _file_format_to_name() : _file_opts->file_suffix; std::stringstream ss; ss << _file_opts->file_path << print_id(_fragment_instance_id) << "_" << (_file_idx++) << "." Review Comment: ```suggestion ss << _file_opts->file_path << print_id(_fragment_instance_id) << "_" << (_file_idx++) << "." << _file_opts->file_suffix; ``` May be we can do this transformation in FE. So, here can just write like this. ########## fe/fe-core/src/main/java/org/apache/doris/analysis/OutFileClause.java: ########## @@ -156,6 +158,7 @@ public class OutFileClause { private TFileFormatType fileFormatType; private long maxFileSizeBytes = DEFAULT_MAX_FILE_SIZE_BYTES; private boolean deleteExistingFiles = false; + private String fileSuffix = null; Review Comment: ```suggestion private String fileSuffix = ""; ``` I think there should not be null. Otherwise, `sinkOptions.setFileSuffix(fileSuffix);` it will give a `null` value to sinkOptions. -- 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: commits-unsubscr...@doris.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@doris.apache.org For additional commands, e-mail: commits-h...@doris.apache.org