{"id":1814,"date":"2017-03-03T21:07:16","date_gmt":"2017-03-03T12:07:16","guid":{"rendered":"http:\/\/alaki.co.jp\/blog\/?p=1814"},"modified":"2021-12-13T00:33:37","modified_gmt":"2021-12-12T15:33:37","slug":"%e7%b5%b5%e6%96%87%e5%ad%97%e3%82%92mysql%e3%81%ab%e4%bf%9d%e5%ad%98%e3%81%99%e3%82%8b%e6%99%82%e3%81%ab%e6%b0%97%e3%82%92%e3%81%a4%e3%81%91%e3%82%8b%e3%81%b9%e3%81%8d%ef%bc%91%e3%81%a4%e3%81%ae","status":"publish","type":"post","link":"http:\/\/test.alaki.co.jp\/blog\/?p=1814","title":{"rendered":"\u7d75\u6587\u5b57\u3092MySQL\u306b\u4fdd\u5b58\u3059\u308b\u6642\u306b\u6c17\u3092\u3064\u3051\u308b\u3079\u304d\uff11\u3064\u306e\u3053\u3068"},"content":{"rendered":"<p>\u3053\u3093\u3070\u3093\u306f\u3001Web\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u7be0\u7530\u3067\u3059\u3002<\/p>\n<p>\u65e5\u306e\u51fa\u304c\u5c11\u3057\u305a\u3064\u65e9\u304f\u306a\u3063\u3066\u304d\u3066\u3001\u65e9\u8d77\u304d\u304c\u5c11\u3057\u305a\u3064\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u304c\u3001\u307e\u3060\u307e\u3060\u5e03\u56e3\u306e\u9b54\u529b\u306f\u5f37\u304f\u52e2\u3044\u304c\u306a\u3044\u3068\u306a\u304b\u306a\u304b\u51fa\u3089\u308c\u305a\u306b\u82e6\u6226\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u4eca\u65e5\u306f\u3001\u3042\u307e\u308a\u610f\u8b58\u3092\u3057\u306a\u3044\u7d75\u6587\u5b57\u3068MySQL\u3068\u306e\u95a2\u4fc2\u306b\u3064\u3044\u3066\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<div style=\"display:flex;flex-wrap:wrap;\">\n<p><iframe style=\"width:120px;height:240px;margin:5px;\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" frameborder=\"0\" src=\"\/\/rcm-fe.amazon-adsystem.com\/e\/cm?lt1=_blank&#038;bc1=000000&#038;IS2=1&#038;bg1=FFFFFF&#038;fc1=000000&#038;lc1=0000FF&#038;t=mughen02-22&#038;language=ja_JP&#038;o=9&#038;p=8&#038;l=as4&#038;m=amazon&#038;f=ifr&#038;ref=as_ss_li_til&#038;asins=4774196479&#038;linkId=1fe33dd95b5fa62509de186de9e39b6d\"><\/iframe><\/p>\n<p><iframe style=\"width:120px;height:240px;margin:5px;\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" frameborder=\"0\" src=\"\/\/rcm-fe.amazon-adsystem.com\/e\/cm?lt1=_blank&#038;bc1=000000&#038;IS2=1&#038;bg1=FFFFFF&#038;fc1=000000&#038;lc1=0000FF&#038;t=mughen02-22&#038;language=ja_JP&#038;o=9&#038;p=8&#038;l=as4&#038;m=amazon&#038;f=ifr&#038;ref=as_ss_li_til&#038;asins=B01HD5VWWO&#038;linkId=bd2ff85b96a4d42616a1b21728aab9c9\"><\/iframe><\/p>\n<p><iframe style=\"width:120px;height:240px;margin:5px;\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" frameborder=\"0\" src=\"\/\/rcm-fe.amazon-adsystem.com\/e\/cm?lt1=_blank&#038;bc1=000000&#038;IS2=1&#038;bg1=FFFFFF&#038;fc1=000000&#038;lc1=0000FF&#038;t=mughen02-22&#038;language=ja_JP&#038;o=9&#038;p=8&#038;l=as4&#038;m=amazon&#038;f=ifr&#038;ref=as_ss_li_til&#038;asins=B07GB4CNKP&#038;linkId=6e72ae173ef3ca402cc56fbb67aa0cfb\"><\/iframe><\/p>\n<p><iframe style=\"width:120px;height:240px;margin:5px;\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" frameborder=\"0\" src=\"\/\/rcm-fe.amazon-adsystem.com\/e\/cm?lt1=_blank&#038;bc1=000000&#038;IS2=1&#038;bg1=FFFFFF&#038;fc1=000000&#038;lc1=0000FF&#038;t=mughen02-22&#038;language=ja_JP&#038;o=9&#038;p=8&#038;l=as4&#038;m=amazon&#038;f=ifr&#038;ref=as_ss_li_til&#038;asins=4798064556&#038;linkId=5ab1518345a410b15dc343f7b179b4f3\"><\/iframe><\/p>\n<\/div>\n<p><!--more--><\/p>\n<h2>\u666e\u6bb5\u901a\u308a\u306bMySQL\u306b\u7d75\u6587\u5b57\u3092\u4fdd\u5b58\u3059\u308b\u3068\u30d0\u30b0\u308b<\/h2>\n<p>\u591a\u304f\u306e\u53c2\u8003\u66f8\u3084\u3001Web\u30b5\u30a4\u30c8\u3067\u3082\u7d39\u4ecb\u3055\u308c\u308b\u306e\u304cMySQL\u3067\u3001\u300cCREATE DATABASE\u300d\u3092\u5b9f\u884c\u3059\u308b\u3068\u304d\u306f\u3001\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u300cutf-8\uff08utf8_general_ci\uff09\u300d\u306b\u3059\u308b\u3068\u3044\u3046\u306e\u304c\u3001\u9244\u5247\u3068\u3057\u3066\u304b\u304b\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u79c1\u3082\u3001\u57fa\u672c\u7684\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3068\u304d\u306f\u300cutf-8\uff08utf8_general_ci\uff09\u300d\u3067\u4f5c\u6210\u3092\u3057\u307e\u3059\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u6271\u3046\u6587\u5b57\u5217\u306e\u4e2d\u306b\u300c\u7d75\u6587\u5b57\u300d\u304c\u542b\u307e\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3068\u304d\u306b\u3001\u300cutf-8\uff08utf8_general_ci\uff09\u300d\u3067\u4f5c\u3063\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u53ca\u3073\u30c6\u30fc\u30d6\u30eb\u306b\u3001\u300c\u7d75\u6587\u5b57\u300d\u3092\u4fdd\u5b58\u3059\u308b\u3068\u76db\u5927\u306b\u30d0\u30b0\u304c\u767a\u751f\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<h2>\u30d0\u30b0\u306e\u5b9f\u614b<\/h2>\n<p>\u300cutf-8\uff08utf8_general_ci\uff09\u300d\u3067\u4f5c\u6210\u3057\u305f\u30c6\u30fc\u30d6\u30eb\u306b\u3001\u300c\u7d75\u6587\u5b57\u300d\u3092\u4fdd\u5b58\u3059\u308b\u3068\u3069\u3046\u306a\u308b\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<p>\u7b54\u3048\u300c<strong>\u7d75\u6587\u5b57\u304c\u66f8\u304b\u308c\u3066\u3044\u308b\u307e\u3067\u306e\u6587\u5b57\u5217\u3057\u304b\u4fdd\u5b58\u3055\u308c\u306a\u3044\uff01\uff01<\/strong>\u300d<\/p>\n<p>\u3064\u307e\u308a\u3001\u3059\u3079\u3066\u306e\u6587\u5b57\u5217\u3092\u4fdd\u5b58\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u3068\u3044\u3046\u72b6\u6cc1\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u300cutf-8\uff08utf8_general_ci\uff09\u300d\u3067\u4f5c\u6210\u3057\u305f\u30c6\u30fc\u30d6\u30eb\u306b\u5bfe\u3057\u3066\u3001\u7d75\u6587\u5b57\u3092\u300cINSERT \/ UPDATE\u300d\u3059\u308b\u3053\u3068\u81ea\u4f53\u306b\u30a8\u30e9\u30fc\u306f\u767a\u751f\u3057\u306a\u3044\u306e\u3067\u3001\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u3092\u78ba\u8a8d\u3057\u306a\u3044\u3068\u6c17\u3065\u304b\u306a\u3044\u3068\u3044\u3046\u7f60\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\u30d0\u30b0\u306e\u539f\u56e0<\/h2>\n<p>\u539f\u56e0\u306f\u3001\u300c\u7d75\u6587\u5b57\u300d\u306e\u6587\u5b57\u30b3\u30fc\u30c9\u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u666e\u6bb5\u3001\u53d6\u308a\u6271\u3046\u6587\u5b57\u5217\u306f\u300c1\u301c2\u30d0\u30a4\u30c8\u6587\u5b57\u300d\u306a\u306e\u3067\u3001\u300cutf-8\uff08utf8_general_ci\uff09\u300d\u3067\u554f\u984c\u306a\u304f\u6271\u3048\u307e\u3059\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u300c\u7d75\u6587\u5b57\u300d\u306f\u300c4\u30d0\u30a4\u30c8\u6587\u5b57\u300d\u3068\u306a\u308a\u3001\u300cutf-8\uff08utf8_general_ci\uff09\u300d\u306e\u6271\u3048\u308b\u30d0\u30a4\u30c8\u6570\u3067\u306f\u306a\u304f\u3001\u767b\u9332\u304c\u3067\u304d\u306a\u3044\u3068\u3044\u3046\u4e8b\u614b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>\u89e3\u6c7a\u65b9\u6cd5<\/h2>\n<p>\u89e3\u6c7a\u6cd5\u306f\u3001\u300c4\u30d0\u30a4\u30c8\u6587\u5b57\u304c\u6271\u3048\u308b\u6587\u5b57\u30b3\u30fc\u30c9\u306b\u3059\u308b\u300d\u3067\u3059\u3002<\/p>\n<p>\u3053\u3053\u3067\u767b\u5834\u3059\u308b\u306e\u304c\u3001\u300c4\u30d0\u30a4\u30c8\u6587\u5b57\u300d\u3092\u6271\u3048\u308b\u300cutf-8mb4\u300d\u3068\u3044\u3046\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u6ce8\u610f\u304c\u5fc5\u8981\u306a\u306e\u306f\u3001\u3053\u306e\u6587\u5b57\u30b3\u30fc\u30c9\u304c\u6271\u3048\u308bMySQL\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306f\u300c5.5\u4ee5\u4e0a\u300d\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u300cutf8mb4\u300d\u5bfe\u5fdc\u3059\u308b<\/h3>\n<p>\u65e2\u306b\u4f5c\u6210\u6e08\u307f\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u300cutf8mb4\u300d\u5bfe\u5fdc\u3059\u308b\u306e\u306f\u4e0b\u8a18\u306eSQL\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:mysql decode:true \" >ALTER DATABASE \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d DEFAULT CHARACTER SET utf8mb4;\r\n<\/pre>\n<p>\u65b0\u898f\u306b\u4f5c\u6210\u3059\u308b\u5834\u5408\u306f\u4e0b\u8a18\u306eSQL\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:mysql decode:true \" >CREATE DATABASE \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u540d DEFAULT CHARACTER SET utf8mb4;<\/pre>\n<h3>\u30c6\u30fc\u30d6\u30eb\u3092\u300cutf8mb4\u300d\u5bfe\u5fdc\u3059\u308b<\/h3>\n<p>\u65e2\u306b\u4f5c\u6210\u6e08\u307f\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u300cutf8mb4\u300d\u5bfe\u5fdc\u3059\u308b\u306e\u306f\u4e0b\u8a18\u306eSQL\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:mysql decode:true \" >ALTER TABLE \u30c6\u30fc\u30d6\u30eb\u540d DEFAULT CHARACTER SET utf8mb4;<\/pre>\n<p>\u65b0\u898f\u306b\u4f5c\u6210\u3059\u308b\u5834\u5408\u306f\u4e0b\u8a18\u306eSQL\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:mysql decode:true \" >CREATE TABLE \u30c6\u30fc\u30d6\u30eb\u540d(\u30ab\u30e9\u30e0\u8a2d\u5b9a) DEFAULT CHARACTER SET utf8mb4;<\/pre>\n<h3>\u30ab\u30e9\u30e0\u3092\u300cutf8mb4\u300d\u5bfe\u5fdc\u3059\u308b<\/h3>\n<p>\u65e2\u306b\u4f5c\u6210\u6e08\u307f\u306e\u30ab\u30e9\u30e0\u3092\u300cutf8mb4\u300d\u5bfe\u5fdc\u3059\u308b\u306e\u306f\u4e0b\u8a18\u306eSQL\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:mysql decode:true \" >ALTER TABLE \u30c6\u30fc\u30d6\u30eb\u540d MODIFY \u30ab\u30e9\u30e0\u540d \u578b CHARACTER SET utf8mb4 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