{"id":2678,"date":"2016-06-25T01:31:26","date_gmt":"2016-06-24T16:31:26","guid":{"rendered":"http:\/\/taitan916.info\/blog\/?p=2678"},"modified":"2024-02-25T18:23:03","modified_gmt":"2024-02-25T09:23:03","slug":"post-2678","status":"publish","type":"post","link":"https:\/\/taitan916.info\/blog\/archives\/2678","title":{"rendered":"InnoDB\u306e\u30aa\u30fc\u30c8\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30c8\u3067\u629c\u3051\u756a\u304c\u767a\u751f\u3059\u308b\u539f\u56e0\u306b\u3064\u3044\u3066"},"content":{"rendered":"

MySQL\u306eInnoDB\u3067ID\u3068\u3044\u3046\u30ab\u30e9\u30e0\u306b\u30aa\u30fc\u30c8\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30c8\u8a2d\u5b9a\u3057\u3066\u3044\u305f\u304c\u3001\u300c1.2.3.4.5\u300d\u3068\u9806\u756a\u306b\u306a\u3089\u305a\u306b\u300c1.5.9.10.13\u300d\u3068\u98db\u3073\u98db\u3073\u306b\u306a\u3063\u3066\u3044\u308b\u73fe\u8c61\u304c\u3042\u308a\u3001\u305d\u308c\u304c\u539f\u56e0\u3067\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u3002<\/p>\n

 <\/p>\n

\u98db\u3073\u98db\u3073\u306b\u306a\u3063\u3066\u3044\u305f\u7406\u7531<\/h2>\n

INSERT ~ ON DUPLICATE KEY UPDATE\u3092\u4f7f\u3063\u305f\u5834\u5408\u3001\u6b21\u56de\u306e\u30a4\u30f3\u30b5\u30fc\u30c8\u6642\u306fID\u304c\u98db\u3093\u3067\u3057\u307e\u3046\u6a21\u69d8\u3002\u4ee5\u4e0b\u5b9f\u9a13\u3092\u884c\u3063\u305f\u3002<\/p>\n

 <\/p>\n

\u5b9f\u9a13<\/h2>\n

\u307e\u305a\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u3063\u305f\u3002\u30c6\u30fc\u30d6\u30eb\u540d\u306ftest_table\u3002ID\u3068\u540d\u524d\u3068\u4f55\u3089\u304b\u306e\u5f97\u70b9\u7684\u306a\u30c6\u30fc\u30d6\u30eb\u3002<\/p>\n

+-------+--------------+------+-----+---------+----------------+\r\n| Field | Type         | Null | Key | Default | Extra          |\r\n+-------+--------------+------+-----+---------+----------------+\r\n| id    | int(11)      | NO   | PRI | NULL    | auto_increment |\r\n| name  | varchar(255) | NO   | UNI | NULL    |                |\r\n| score | int(11)      | NO   |     | NULL    |                |\r\n+-------+--------------+------+-----+---------+----------------+<\/pre>\n
\u30c7\u30fc\u30bf\u30922\u884c\u5165\u308c\u3066\u307f\u308b\u3002<\/p>\n
INSERT INTO test_table \r\n    (name, score) \r\nVALUES \r\n    (\"tanaka\",90), (\"yamada\",88)<\/pre>\n
\u3053\u306e\u6642\u70b9\u3067\u306e\u30c7\u30fc\u30bf\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3002<\/p>\n
+----+--------+-------+\r\n| id | name   | score |\r\n+----+--------+-------+\r\n|  1 | tanaka |    90 |\r\n|  2 | yamada |    88 |\r\n+----+--------+-------+<\/pre>\n
INSERT ~ ON DUPLICATE KEY UPDATE\u3067\u66f4\u65b0\u3092\u304b\u3051\u3066\u307f\u308b\u3002<\/p>\n
INSERT INTO test_table \r\n    (name, score)\r\nVALUES\r\n    (\"tanaka\", 99)\r\nON DUPLICATE KEY UPDATE\r\n    score = 99<\/pre>\n
\u3053\u306e\u6642\u70b9\u3067\u306e\u30c7\u30fc\u30bf\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3002<\/p>\n
+----+--------+-------+\r\n| id | name   | score |\r\n+----+--------+-------+\r\n|  1 | tanaka |    99 |\r\n|  2 | yamada |    88 |\r\n+----+--------+-------+<\/pre>\n
\u5148\u307b\u3069\u306f\u66f4\u65b0\u3060\u3063\u305f\u3051\u3069\u3001\u30a4\u30f3\u30b5\u30fc\u30c8\u306b\u306a\u308b\u3088\u3046\u306bINSERT ~ ON DUPLICATE KEY UPDATE\u3092\u4f7f\u3046\u3002<\/p>\n
INSERT INTO test_table \r\n    (name, score)\r\nVALUES\r\n    (\"suzuki\", 15)\r\nON DUPLICATE KEY UPDATE\r\n    score = 15<\/pre>\n
\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u901a\u308aID\u304c\u98db\u3093\u3067\u3057\u307e\u3046\u3002<\/p>\n
+----+--------+-------+\r\n| id | name   | score |\r\n+----+--------+-------+\r\n|  1 | tanaka |    99 |\r\n|  2 | yamada |    88 |\r\n|  4 | suzuki |    15 |\r\n+----+--------+-------+<\/pre>\n
\u5c1a\u3001MyISAM\u3067\u540c\u69d8\u306e\u30c6\u30b9\u30c8\u3092\u3057\u305f\u3068\u3053\u308d\u3061\u3083\u3093\u3068\u9023\u756a\u306b\u306a\u3063\u305f\u3002<\/p>\n
 <\/p>\n
\u6ce8\u610f\u3057\u305f\u3044\u70b9<\/h2>\n
\u30c7\u30fc\u30bf\u304c\u98db\u3076\u306e\u306f\u554f\u984c\u306a\u304b\u3063\u305f\u3093\u3060\u3051\u3069\u3001\u983b\u7e41\u306b\u66f4\u65b0\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3060\u3063\u305f\u70ba\u3001ID\u304cint\u578b\u306e\u4e0a\u9650\u3092\u8d85\u3048\u3066\u3057\u307e\u3046\u3068\u3044\u3046\u3053\u3068\u304c\u767a\u751f\u3057\u3066\u3057\u307e\u3063\u305f\u3002\u3057\u304b\u3082\u5e38\u6642\u66f4\u65b0\u30bf\u30a4\u30d7\u306e\u3082\u306e\u3060\u3063\u305f\u306e\u3067\u305d\u306e\u6642\u70b9\u3067\u969c\u5bb3\u304c\u767a\u751f\u3002<\/p>\n
InnoDB\u3067INSERT ~ ON DUPLICATE KEY UPDATE\u3092\u4f7f\u3046\u3068\u304d\u306e\u6319\u52d5\u306f\u899a\u3048\u3066\u304a\u304f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
MySQL\u306eInnoDB\u3067ID\u3068\u3044\u3046\u30ab\u30e9\u30e0\u306b\u30aa\u30fc\u30c8\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30c8\u8a2d\u5b9a\u3057\u3066\u3044\u305f\u304c\u3001 ... <\/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-2678","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mysql"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t