{"id":1252,"date":"2013-10-20T12:34:24","date_gmt":"2013-10-20T03:34:24","guid":{"rendered":"http:\/\/kazu.tv\/blog\/?p=1252"},"modified":"2013-10-21T00:43:37","modified_gmt":"2013-10-20T15:43:37","slug":"calendar-data-in-rdbms","status":"publish","type":"post","link":"https:\/\/kazu.tv\/blog\/2013\/10\/20\/calendar-data-in-rdbms\/","title":{"rendered":"RDBMS\u3067\u30ab\u30ec\u30f3\u30c0\u30fc\u30c7\u30fc\u30bf\u3092\u6271\u3046\u65b9\u6cd5"},"content":{"rendered":"<p>Google\u30ab\u30ec\u30f3\u30c0\u30fc\u3067\u4e88\u5b9a\u3092\u767b\u9332\u3057\u305f\u308a\u3059\u308b\u3051\u3069\u3001\u305d\u3046\u3044\u3046\u3088\u3046\u306a\u3082\u306e\u3092DB\u3067\u6271\u3044\u305f\u3044\u3002<\/p>\n<h2>\u3044\u304f\u3064\u304b\u306e\u65b9\u6cd5\u304c\u3042\u3063\u305f<\/h2>\n<h3>\u3088\u304f\u5206\u304b\u3089\u306a\u3044\u65b9\u6cd5\uff08\u8a73\u7d30\u306f\u7701\u7565\uff09<\/h3>\n<p>\u30b0\u30b0\u3063\u305f\u3089SO\u306e<a title=\"Calendar Recurring\/Repeating Events - Best Storage Method\" href=\"http:\/\/stackoverflow.com\/questions\/5183630\/calendar-recurring-repeating-events-best-storage-method\" target=\"_blank\">\u3053\u3093\u306a\u30da\u30fc\u30b8<\/a>\u304c\u51fa\u3066\u304d\u305f\u3093\u3060\u3051\u3069\u3001\u3061\u3087\u3063\u3068\u7121\u99c4\u306b\u8907\u96d1\u306a\u6c17\u304c\u3057\u305f\u3002<\/p>\n<h3>\u6bce\u9031\uff58\u66dc\u65e5\u7cfb\u306e\u7e70\u308a\u8fd4\u3057\u30a4\u30d9\u30f3\u30c8\u3082\u3001\u6bce\u9031\u5206\u30ec\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3059\u308b\u65b9\u6cd5<\/h3>\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306b2\u3064\u30c6\u30fc\u30d6\u30eb\u7528\u610f\u3059\u308b\u3068\u3044\u3046\u30a2\u30d7\u30ed\u30fc\u30c1\u3082\u3044\u304f\u3064\u304b\u898b\u3064\u304b\u3063\u305f\u3002<a href=\"http:\/\/www.sitepoint.com\/forums\/showthread.php?477802-Calendar-help-please\" target=\"_blank\">\u3053\u308c<\/a>\u3068\u304b<a title=\"Recurring Events\" href=\"http:\/\/www.sitepoint.com\/forums\/showthread.php?628169-recurring-events\" target=\"_blank\">\u3053\u308c<\/a>\u3068\u304b\u3002<\/p>\n<ul>\n<li>\u30a4\u30d9\u30f3\u30c8\u7ba1\u7406\u30c6\u30fc\u30d6\u30eb<\/li>\n<li>\u30a4\u30d9\u30f3\u30c8\u5b9f\u65bd\u4e88\u5b9a\u30c6\u30fc\u30d6\u30eb\uff1a\u30a4\u30d9\u30f3\u30c81\u56de\u306b\u3064\u304d1\u30ec\u30b3\u30fc\u30c9\u3092\u683c\u7d0d\u3059\u308b\u30c6\u30fc\u30d6\u30eb<\/li>\n<\/ul>\n<p>\u4f8b\u3048\u3070\u30011\u5ea6\u304d\u308a\u306e\u30a4\u30d9\u30f3\u30c8\u3067\u3042\u308c\u30702\u3064\u306e\u30c6\u30fc\u30d6\u30eb\u306b1\u30ec\u30b3\u30fc\u30c9\u305a\u3064\u66f8\u304d\u8fbc\u3080\u3002<\/p>\n<p>\u307e\u305f\u30012013\/11\/1\u4ee5\u964d\u306e\u6bce\u67081\u65e5\u306b\u5b9f\u65bd\u3059\u308b\u7e70\u308a\u8fd4\u3057\u30a4\u30d9\u30f3\u30c8\u306e\u5834\u5408\u3001\u7ba1\u7406\u30c6\u30fc\u30d6\u30eb\u306b\u306f1\u30ec\u30b3\u30fc\u30c9\u66f8\u304d\u8fbc\u307f\u30012\u756a\u3081\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u306f\u958b\u50ac\u65e5\u6bce(2013\/11\/1, 2013\/12\/1, 2014\/1\/1\u30fb\u30fb\u30fb\u30fb)\u306b1\u30ec\u30b3\u30fc\u30c9\u3092\u66f8\u304d\u8fbc\u3080\u3002<\/p>\n<p>\u3053\u308c\u306f\u30b7\u30f3\u30d7\u30eb\u306a\u65b9\u6cd5\u3067\u3001\u3044\u3044\u65b9\u6cd5\u304c\u898b\u3064\u304b\u3089\u306a\u3051\u308c\u3070\u3053\u308c\u306b\u3057\u3088\u3046\u304b\u3068\u601d\u3063\u305f\u3002<\/p>\n<p>\u305f\u3060\u3001\u30a4\u30d9\u30f3\u30c8\u306e\u6570\u304c\u6700\u7d42\u7684\u306b\u306f100\u4e07\u30ec\u30b3\u30fc\u30c9\u3092\u8d85\u3048\u308b\u4e88\u5b9a\u3060\u3063\u305f\u306e\u3067\u3001\u3053\u308c\u3060\u3068\u30a4\u30d9\u30f3\u30c8\u5b9f\u65bd\u4e88\u5b9a\u30c6\u30fc\u30d6\u30eb\u304c1\u5104\u884c\u3092\u8d85\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u3063\u305f\u306e\u3067\u3001\u3061\u3087\u3063\u3068\u8e8a\u8e87\u3057\u3066\u305f\u3002<\/p>\n<p><!--more--><\/p>\n<h3>RFC5545\uff1f<\/h3>\n<p>\u3082\u3046\u5c11\u3057\u691c\u7d22\u3059\u308b\u3068\u3001SO\u3067<a href=\"http:\/\/stackoverflow.com\/questions\/1579638\/what-is-the-best-way-to-represent-recurring-events-in-database\" target=\"_blank\">\u3053\u3093\u306a\u8cea\u554f<\/a>\u304c\u898b\u3064\u304b\u3063\u305f\u3002<\/p>\n<p>\u3053\u306e\u4e2d\u3067\u3001<a title=\"RFC5545\" href=\" http:\/\/www.ietf.org\/rfc\/rfc5545.txt\" target=\"_blank\">RFC5545<\/a>\u3092\u53c2\u8003\u306b\u3057\u3066(&amp;\u7c21\u7565\u5316\u3057\u3066)\u5b9f\u88c5\u3057\u3066\u306f\u3069\u3046\u304b\u3001\u3068\u3044\u3046\u56de\u7b54\u304c\u3042\u3063\u305f\u3002RFC5545\u3063\u3066\u306e\u306f\u300cInternet Calendaring and Scheduling Core Object Specification\u300d\u3068\u3044\u3046\u3082\u306e\u3067\u3001\u4eca\u56de\u521d\u3081\u3066\u77e5\u3063\u305f\u3002\u8208\u5473\u306f\u3042\u308b\u3051\u3069\u3001\u3053\u3061\u3089\u3082\u3061\u3087\u3063\u3068\u8907\u96d1\u304b\u306a\u30fc\u3068\u601d\u3063\u305f\u3002<\/p>\n<h2>SQL Server\u306edbo.sysschedules\u30c6\u30fc\u30d6\u30eb\u306e\u4ed5\u7d44\u307f\u3092\u4f7f\u3046\u4e8b\u306b\u3057\u305f<\/h2>\n<p>\u3067\u3001\u7d50\u5c40\u63a1\u7528\u3057\u305f\u306e\u306f\u3001\u4e0a\u306eSO\u306e\u5225\u306e\u56de\u7b54\u3067\u3082\u7d39\u4ecb\u3055\u308c\u3066\u3044\u305f\u3001Microsoft SQL Server\u306e\u30b8\u30e7\u30d6\u306e\u7ba1\u7406\u30c6\u30fc\u30d6\u30eb\uff08dbo.sysschedules\uff09\u306e\u4ed5\u7d44\u307f\u3002<\/p>\n<p>\u5927\u3056\u3063\u3071\u306b\u8aac\u660e\u3059\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u4f7f\u3046\u3002<\/p>\n<ul>\n<li>freq_type: \u65e5\u6b21\u3001\u9031\u6b21\u3001\u6708\u6b21\u7b49\u306e\u7a2e\u5225\u3002\u6bce\u6708\u7b2c3\u91d1\u66dc\u65e5\u3001\u307f\u305f\u3044\u306a\u306e\u306b\u3082\u5bfe\u5fdc\u3002<\/li>\n<li>freq_interval: \u5404freq_type\u6bce\u306b\u7570\u306a\u308b\u5024\u304c\u5165\u308b\u3093\u3060\u3051\u3069\u3001freq_type\u304c\u6708\u6b21\u306e\u6642\u306b\u3053\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u306b10\u304c\u5165\u3063\u3066\u3044\u305f\u3089\u3001\u6bce\u670810\u65e5\u3068\u3044\u3046\u610f\u5473\u3002<\/li>\n<li>freq_relative_interval: \u6bce\u6708\u7b2c3\u91d1\u66dc\u65e5\u3001\u307f\u305f\u3044\u306a\u7a2e\u5225\u306e\u6642\u3060\u3051\u4f7f\u7528\u3059\u308b\u3002<\/li>\n<\/ul>\n<p>\u8a73\u3057\u304f\u306f<a href=\" http:\/\/technet.microsoft.com\/en-us\/library\/ms178644.aspx\" target=\"_blank\">TechNet\u306e\u30da\u30fc\u30b8<\/a>\u3092\u898b\u3066\u306d\u3002<\/p>\n<h2>\u305d\u306e\u4ed6\u306e\u60c5\u5831<\/h2>\n<p>\u305d\u306e\u4ed6\u3001\u30cb\u30e5\u30fc\u30b9\u30b0\u30eb\u30fc\u30d7\u3067<a href=\"https:\/\/groups.google.com\/forum\/#!topic\/comp.databases.theory\/Rhv-9vZcj48[126-150-false]\" target=\"_blank\">\u3053\u3093\u306a\u3084\u308a\u3068\u308a<\/a>\u304c\u3042\u3063\u305f\u3002<\/p>\n<p>\u9577\u3044\u306e\u3067\u3001\u5168\u90e8\u8aad\u3080\u3068\u6642\u9593\u304c\u304b\u304b\u308b\u3051\u3069\u3001\u305d\u306e\u4e2d\u3067\u3053\u3093\u306a\u672c\u304c\u7d39\u4ecb\u3055\u308c\u3066\u3044\u305f\u3002<br \/>\n<iframe loading=\"lazy\" style=\"width: 120px; height: 240px;\" src=\"http:\/\/rcm-fe.amazon-adsystem.com\/e\/cm?lt1=_blank&amp;bc1=000000&amp;IS2=1&amp;bg1=FFFFFF&amp;fc1=000000&amp;lc1=0000FF&amp;t=kblog-22&amp;o=9&amp;p=8&amp;l=as4&amp;m=amazon&amp;f=ifr&amp;ref=ss_til&amp;asins=B005UY0W0E\" height=\"240\" width=\"320\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<p>\u4ed6\u306b\u3082\u3053\u3093\u306a\u672c\u3082\u3042\u3063\u305f\u3002<br \/>\n<iframe loading=\"lazy\" style=\"width: 120px; height: 240px;\" src=\"http:\/\/rcm-fe.amazon-adsystem.com\/e\/cm?lt1=_blank&amp;bc1=000000&amp;IS2=1&amp;bg1=FFFFFF&amp;fc1=000000&amp;lc1=0000FF&amp;t=kblog-22&amp;o=9&amp;p=8&amp;l=as4&amp;m=amazon&amp;f=ifr&amp;ref=ss_til&amp;asins=3540645195\" height=\"240\" width=\"320\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<p>DB\u3067\u6642\u9593\u3092\u6271\u3046\u3063\u3066\u3044\u3046\u30c6\u30fc\u30de\u3060\u3051\u3067\u3001\u3053\u3093\u306a\u5206\u539a\u3044\u672c\u304c\u51fa\u305b\u308b\u306a\u3093\u3066\u3001DB\u8a2d\u8a08\u306f\u5965\u304c\u6df1\u3044\u3002\u3057\u304b\u3057\u3001\u3053\u308c\u3089\u306e\u672c\u306f\u9ad8\u3044\u306a\u30fb\u30fb\u30fb<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u30ab\u30ec\u30f3\u30c0\u30fc\u3084\u30a4\u30d9\u30f3\u30c8\u30c7\u30fc\u30bf\u3092RDBMS\u306b\u5165\u308c\u308b\u65b9\u6cd5\u306f\u4f55\u901a\u308a\u304b\u3042\u308b\u306e\u3067\u3001\u8981\u4ef6\u306b\u5408\u308f\u305b\u3066\u6700\u9069\u306a\u3082\u306e\u3092\u9078\u3093\u3067\u304f\u3060\u3055\u3044\u306a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Google\u30ab\u30ec\u30f3\u30c0\u30fc\u3067\u4e88\u5b9a\u3092\u767b\u9332\u3057\u305f\u308a\u3059\u308b\u3051\u3069\u3001\u305d\u3046\u3044\u3046\u3088\u3046\u306a\u3082\u306e\u3092DB\u3067\u6271\u3044\u305f\u3044\u3002 \u3044\u304f\u3064\u304b\u306e\u65b9\u6cd5\u304c\u3042\u3063\u305f \u3088\u304f\u5206\u304b\u3089\u306a\u3044\u65b9\u6cd5\uff08\u8a73\u7d30\u306f\u7701\u7565\uff09 \u30b0\u30b0\u3063\u305f\u3089SO\u306e\u3053\u3093\u306a\u30da\u30fc\u30b8\u304c\u51fa\u3066\u304d\u305f\u3093\u3060\u3051\u3069\u3001\u3061\u3087\u3063\u3068\u7121\u99c4\u306b\u8907\u96d1\u306a\u6c17\u304c\u3057&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[15],"tags":[915],"class_list":["post-1252","post","type-post","status-publish","format-standard","hentry","category-15","tag-db"],"_links":{"self":[{"href":"https:\/\/kazu.tv\/blog\/wp-json\/wp\/v2\/posts\/1252","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kazu.tv\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kazu.tv\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kazu.tv\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kazu.tv\/blog\/wp-json\/wp\/v2\/comments?post=1252"}],"version-history":[{"count":6,"href":"https:\/\/kazu.tv\/blog\/wp-json\/wp\/v2\/posts\/1252\/revisions"}],"predecessor-version":[{"id":1258,"href":"https:\/\/kazu.tv\/blog\/wp-json\/wp\/v2\/posts\/1252\/revisions\/1258"}],"wp:attachment":[{"href":"https:\/\/kazu.tv\/blog\/wp-json\/wp\/v2\/media?parent=1252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kazu.tv\/blog\/wp-json\/wp\/v2\/categories?post=1252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kazu.tv\/blog\/wp-json\/wp\/v2\/tags?post=1252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}