> try creating a directory on all nodes And then a new node appears with a different kind of file system..
Escaping removes all limitations and does not affect usability. Pavel On Mon, Jan 15, 2018 at 5:47 PM, Yakov Zhdanov <yzhda...@apache.org> wrote: > Agree that cache names should be case insensitive - currently it seems that > we have issues on Windows OS. > > As far as allowed characters - why don't we try creating a directory on all > nodes (but calling toLower() prior to creation)? If creation succeeds > everywhere then cache name is acceptable. New nodes should throw exception > if folder creation is impossible. > > I don't like escaping since it will not add any usability for, let's say, > Chinese or Russian names. For example, MySQL supports ASCII: > [0-9,a-z,A-Z$_] (basic Latin letters, digits 0-9, dollar, underscore) and > Extended: U+0080 .. U+FFFF [1] > > I also would think over some intersection of allowed file name characters > in different file systems [2] > > [1] https://dev.mysql.com/doc/refman/5.7/en/identifiers.html > [2] https://en.wikipedia.org/wiki/Filename > > Yakov Zhdanov >
