{"id":2619,"date":"2016-03-17T00:13:25","date_gmt":"2016-03-16T15:13:25","guid":{"rendered":"http:\/\/taitan916.info\/blog\/?p=2619"},"modified":"2024-02-25T19:42:11","modified_gmt":"2024-02-25T10:42:11","slug":"post-2619","status":"publish","type":"post","link":"https:\/\/taitan916.info\/blog\/archives\/2619","title":{"rendered":"MySQL\u3067IP\u30a2\u30c9\u30ec\u30b9\u3092\u6570\u5024\u3068\u3057\u3066\u5165\u308c\u308b\u3068\u5909\u306a\u5024\u306b\u306a\u308b\u5834\u5408\u306e\u5bfe\u51e6\u65b9\u6cd5"},"content":{"rendered":"<p>MySQL\u3067IP\u30a2\u30c9\u30ec\u30b9\u3092INET_ATON\u95a2\u6570\u3092\u7528\u3044\u3066INT\u578b\u306b\u5909\u63db\u3057\u683c\u7d0d\u3059\u308b\u3068\u3044\u3046\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u3042\u3063\u305f\u3002\u51fa\u529b\u306bPHP\u3067long2ip\u95a2\u6570\u3092\u7528\u3044\u3066IP\u30a2\u30c9\u30ec\u30b9\u306b\u5909\u63db\u3057\u305f\u3068\u3053\u308d\u300c127.255.255.255\u300d\u3068\u3044\u3046\u3001\u3061\u3087\u3063\u3068\u5909\u306aIP\u30a2\u30c9\u30ec\u30b9\u306b\u306a\u3063\u3066\u3044\u305f\u3002\u4ee5\u4e0b\u306b\u75c7\u72b6\u3068\u539f\u56e0\u3068\u89e3\u6c7a\u7b56\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u75c7\u72b6<\/h2>\n<p>PHP\u3067$_SERVER[\"REMOTE_ADDR\"]\u3092\u7528\u3044\u3066\u95b2\u89a7\u8005\u306eIP\u3092\u53d6\u5f97\u3057\u3001INET_ATON\u95a2\u6570\u3092\u7528\u3044\u3066MySQL\u306b\u683c\u7d0d\u3002<\/p>\n<p>\u2193\u2193<\/p>\n<p>MySQL\u304b\u3089IP\u3092\u53d6\u308a\u51fa\u3057PHP\u306elong2ip\u95a2\u6570\u3092\u7528\u3044\u3066\u8868\u793a\u3055\u305b\u305f\u3068\u3053\u308d\u300c127.255.255.255\u300d\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308b\u3002\u307e\u305f\u3001\u3059\u3079\u3066\u304c\u4e0a\u8a18IP\u306b\u306a\u308b\u308f\u3051\u3067\u306f\u306a\u304f\u3001\u6b63\u5e38\u306b\u8868\u793a\u51fa\u6765\u3066\u3044\u308b\u5834\u5408\u3082\u3042\u308b\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u539f\u56e0<\/h2>\n<p>MySQL\u306eIP\u3092\u683c\u7d0d\u3059\u308b\u30ab\u30e9\u30e0\u306bUNSIGNED\u304c\u3064\u3044\u3066\u3044\u306a\u304b\u3063\u305f\u306e\u304c\u539f\u56e0\u3002<\/p>\n<p>\u8a72\u5f53\u30ab\u30e9\u30e0\u3092INT\u578b\u306b\u3057\u3066\u304a\u308a\u3001INT\u578b\u306e\u7bc4\u56f2\u306f\u300c-2147483648\uff5e2147483647\u300d\u306e\u70ba\u3001\u6700\u5927\u5024\u306e2147483647\u3092\u8d85\u3048\u308b\u6570\u5024\u306f\u5168\u30662147483647\u3068\u3057\u3066\u683c\u7d0d\u3055\u308c\u308b\u30022147483647\u3092long2ip\u3067\u5909\u63db\u3059\u308b\u3068127.255.255.255\u306b\u306a\u308b\u3002<\/p>\n<p>\u5c1a\u3001\u7bc4\u56f2\u5185\u3067\u3042\u308c\u3070\u554f\u984c\u306a\u3044\u306e\u3067\u6b63\u5e38\u306aIP\u30a2\u30c9\u30ec\u30b9\u3068\u3057\u3066\u8868\u793a\u3055\u308c\u308b\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u89e3\u6c7a\u7b56<\/h2>\n<p>MySQL\u306e\u8a72\u5f53\u30ab\u30e9\u30e0\u306bUNSIGNED\u3092\u3064\u3051\u308b\u3002Adminer\u304b\u3089\u3060\u3068\u300c\u30c6\u30fc\u30d6\u30eb\u306e\u5909\u66f4\u300d\u304b\u3089\u8a72\u5f53\u30ab\u30e9\u30e0\u306e\u300c\u8a2d\u5b9a\u300d\u3067\u300cunsigned\u300d\u3092\u9078\u629e\u3059\u308b\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>unsigned\u3063\u3066\u4f55\uff1f<\/h2>\n<p>\u30ab\u30e9\u30e0\u306bunsigned\u3092\u3064\u3051\u308b\u3053\u3068\u3067\u6b63\u306e\u6570\u3057\u304b\u683c\u7d0d\u3067\u304d\u306a\u304f\u306a\u308b\u4ee3\u308f\u308a\u306b\u7bc4\u56f2\u304c2\u500d\u306b\u306a\u308b\u3068\u306e\u4e8b\u3002<\/p>\n<ul>\n<li>unsigned\u7121\u3057 \u2192 -2147483648\uff5e2147483647<\/li>\n<li>unsigned\u6709\u308a \u2192 0\uff5e4294967295<\/li>\n<\/ul>\n<p>\u3068\u306a\u308b\u3063\u307d\u3044\u3002IP\u30a2\u30c9\u30ec\u30b9\u3092\u6570\u5024\u3078\u5909\u63db\u3057\u305f\u969b\u306b\u3001<\/p>\n<ul>\n<li>0.0.0.0 \u2192 0<\/li>\n<li>255.255.255.255 \u2192\u00a04294967295<\/li>\n<\/ul>\n<p>\u306b\u306a\u3063\u305f\u306e\u3067unsigned\u3092\u3064\u3051\u308b\u3053\u3068\u3067\u5168\u3066\u306eIP\u30a2\u30c9\u30ec\u30b9\u304c\u5165\u308b\u3088\u3046\u306b\u306a\u308b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>MySQL\u3067IP\u30a2\u30c9\u30ec\u30b9\u3092INET_ATON\u95a2\u6570\u3092\u7528\u3044\u3066INT\u578b\u306b\u5909\u63db\u3057\u683c\u7d0d\u3059\u308b ... <\/p>\n","protected":false},"author":1,"featured_media":1072,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-2619","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mysql"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/2619","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/comments?post=2619"}],"version-history":[{"count":1,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/2619\/revisions"}],"predecessor-version":[{"id":5067,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/2619\/revisions\/5067"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media\/1072"}],"wp:attachment":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media?parent=2619"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/categories?post=2619"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/tags?post=2619"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}