: <i>Add configuration to adjust length of version UUID</i> plus 4 other changes
by
drh
2015-02-17 00:53:50.
D 2015-02-17T00:53:50.261
J comment The\swiki\sasserts\s(see\sbelow)\sthat\sFossil\scan\scope\swith\sany\sprefix\slength.\sIf\sso\scan\swe\shave\sa\sfeature\sin\sthe\sconfiguration\spages\sto\sset\sthe\sprefix\slength\sfor\suse\sacross\sfossil.\sThe\sstandard\s10\schars\sis\sstill\squite\slarge\sand\son\ssmaller\sprojects\sthe\srisk\sof\sa\sUUID\sclash\sis\ssmall\susing\sonly\s4\sor\s5\schars.\sIt\swould\sbe\seasier\son\sthe\seye\swhen\sviewing,\sfor\sexample,\stimeline\spages.\r\n\r\nThanks\r\n\r\n-----\r\n\r\nAs\sstated\sin\sthe\swiki\s[http://www.fossil-scm.org/index.html/doc/tip/www/reference.wiki]:\r\n\r\nA\sversion\sin\sfossil\sis\s40\scharacter\shexadecimal\sstring.\sfossil\swill\sbe\sable\sto\sfigure\sout\swhich\sversion\syou\swant\swith\sany\sprefix\sof\sthat\sstring\sthat\sis\sdistinct\sfrom\sall\sothers.\sCommands\swhich\srequire\sa\sversion\sare\slooking\sfor\sthat\sstring,\sthe\sunique\sprefix,\sor\sa\stag.\n\n<hr><i>kkinnell\sadded\son\s2009-01-05\s15:41:04:</i><br>\nA\sbit\soff-ticket-topic,\sbut\sjust\sto\sclarify\ssome\spoints\sabout\sthe\scli\sdocs\shere:\r\n\r\nThe\scli\sreference\sdoc\sis\sincorrect\sas\sof\s2009-01-05,\sand\swill\sbe\samended\sin\sthe\r\nnext\sversion.\s\sI\swill\spush\sthe\snewer\sdoc\sas\ssoon\sas\sI\sam\sable\sto\sdo\sso.\r\n\r\nIn\sfact,\sthere\sis\sa\s<u>minimum\sprefix\slength\sof\sfour\scharacters</u>\sfor\s"versions"\r\n(see\sthe\s[./concepts.wiki\s|\sconcepts]\spage,\ssection\r\n<b>2.1 Identification of Artifacts</b>,\sparagraph\s3\sbeginning\r\n"When\sreferring"...)\r\n\r\nAlso,\s"version"\sis\sa\sbit\sof\sa\smisnomer,\swhat\swe're\sactually\sdealing\swith\sare\r\n<u>Artifact</u>\s<u>IDs</u>,\swhich\shappen\sto\sbe\s160\sbit\sSHA1\shash\sdigests\sof\r\n<i>n</i>-length\sbit\ssequences\s(which\sis\sthe\sbasic\sthrust\sof\sthe\scited\ssection.)\r\n\r\nAnd\snow,\sback\sto\sthe\sactual\sfeature\srequest\s...\n\n<hr><i>anonymous\sadded\son\s2009-01-06\s10:28:45:</i><br>\nkkinnell\s-\sI\snote\syour\spoint\sabout\sversion/artifact\sID.\sI'll\stry\sto\suse\sthe\sright\sdesignation\sin\sfuture.\r\n\r\nTo\sclarify\sI'm\srequesting\sto\scontrol\sthe\sshorthand\slength\sartifact\sIDs\sdisplayed\sas\slinks\son\sthe\swebpage\srather\sthan\sthe\sstored\sartifact\sIDs\s(40\schars).\r\n\r\ni.e\sthe\s[263b45306c]\srather\sthan\sthe\s[263b45306ce3fbc7f93e3f3be170f550aa8104c5]\r\n\r\nIf\sa\sminimum\sof\s4\schars\sis\srequired,\sso\sbe\sit.\s4\schars\sis\seasier\son\sthe\seye\sthan\s10\schars.\r\n\r\nOne\sof\sthe\simplementation\sissues\sI\scan\sforesee\sis\sthe\slikelihood\sof\sambiguity\sin\sfossil\sas\sthe\snumber\sof\scharacters\sdisplayed\sis\sreduced.\sI\sbelieve\sit\swould\sbe\ssatisfactory\swhen\sfossil\scomes\sacross\san\sambiguity\ssituation\sit\sjust\sreturns\san\serror\sstated\sa\smessage\sto\sthat\seffect\son\sthe\scli\sand\son\sthe\swebsite\ssuggest\schanging\sthe\sconfiguration\sto\sincrease\sthe\snumber\sof\schars\sdisplay.
J login drh
J mimetype text/x-fossil-wiki
J resolution Rejected
J status Fixed
K 263b45306ce3fbc7f93e3f3be170f550aa8104c5
U drh
Z e53bcd0fe73360f0c89c11a5f5b25915