Refactor example metadata parsing utilities(#20204)#20233

comphead merged 1 commit intoapache:mainapache/datafusion:mainfrom

cj-zhukov:cj-zhukov/refactor-example-metadata-parsing-utilitiescj-zhukov/datafusion:cj-zhukov/refactor-example-metadata-parsing-utilitiesCopy head branch name to clipboard