lingbin commented on a change in pull request #2884: Add `sync_dir` interface
to Env
URL: https://github.com/apache/incubator-doris/pull/2884#discussion_r378052044
##########
File path: be/src/env/env.h
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@@ -139,9 +138,21 @@ class Env {
// Delete the named file.
virtual Status delete_file(const std::string& fname) = 0;
- // Create the specified directory. Returns error if directory exists.
+ // Create the specified directory.
+ // NOTE: It will return error if the path already exist(not necessarily as
a directory)
virtual Status create_dir(const std::string& dirname) = 0;
Review comment:
You may be misunderstood, `"not necessarily as a directory"` means for the
case where pathname is a symbolic link, dangling, and so on, this method will
return error too.
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