id,page,ref,title,content,breadcrumbs,references changelog:id26,changelog,id26,0.59 (2021-10-14),"Columns can now have associated metadata descriptions in metadata.json , see Column descriptions . ( #942 ) New register_commands() plugin hook allows plugins to register additional Datasette CLI commands, e.g. datasette mycommand file.db . ( #1449 ) Adding ?_facet_size=max to a table page now shows the number of unique values in each facet. ( #1423 ) Upgraded dependency httpx 0.20 - the undocumented allow_redirects= parameter to datasette.client is now follow_redirects= , and defaults to False where it previously defaulted to True . ( #1488 ) The --cors option now causes Datasette to return the Access-Control-Allow-Headers: Authorization header, in addition to Access-Control-Allow-Origin: * . ( #1467 ) Code that figures out which named parameters a SQL query takes in order to display form fields for them is no longer confused by strings that contain colon characters. ( #1421 ) Renamed --help-config option to --help-settings . ( #1431 ) datasette.databases property is now a documented API. ( #1443 ) The base.html template now wraps everything other than the