{"id":1128,"date":"2020-08-26T23:14:47","date_gmt":"2020-08-26T14:14:47","guid":{"rendered":"https:\/\/dalomo.net\/blog\/?p=1128"},"modified":"2020-09-12T13:59:45","modified_gmt":"2020-09-12T04:59:45","slug":"%e3%83%87%e3%83%bc%e3%82%bf%e3%83%99%e3%83%bc%e3%82%b9%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%9f%e3%82%b5%e3%82%a4%e3%83%88%e3%82%92%e4%bd%9c%e3%82%8a%e3%81%9f%e3%81%84%e2%91%a1","status":"publish","type":"post","link":"https:\/\/dalomo.net\/blog\/2020\/08\/26\/1128\/","title":{"rendered":"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f7f\u3063\u305f\u30b5\u30a4\u30c8\u3092\u4f5c\u308a\u305f\u3044\u2461 \u30c7\u30fc\u30bf\u3092DB\u306b\u683c\u7d0d\u3059\u308b"},"content":{"rendered":"<h1>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30c7\u30fc\u30bf\u3092\u8ffd\u52a0<\/h1>\n<p>\u3053\u306e\u524d\u4f5c\u3063\u305fcsv\u304b\u3089\u30c7\u30fc\u30bf\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u3076\u3063\u3053\u3093\u3067\u3044\u304d\u305f\u3044\u3002\u3069\u3046\u3084\u308b\u3093\u3060\u308d\u3046\u306a\u30fc\u3068\u30d7\u30ed\u30b0\u30e9\u30e0\u66f8\u3044\u3066\u4e00\u884c\u305a\u3064\u30a4\u30f3\u30b5\u30fc\u30c8\u3068\u304b\u304b\u306a\u3068\u601d\u3063\u305f\u3089\u3001\u30b0\u30b0\u3063\u305f\u3068\u3053\u308dcsv\u304b\u3089\u8aad\u307f\u8fbc\u3080\u30b3\u30de\u30f3\u30c9\u304c\u3042\u308b\u3089\u3057\u3044\u3002\u4e01\u5ea6\u3044\u3044\u306e\u3067\u305d\u308c\u3092\u4f7f\u304a\u3046\u3002\u30d6\u30ed\u30b0\u4f5c\u3063\u305f\u6642\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3082\u4f5c\u3063\u3066\u3042\u308b\u306f\u305a\u306a\u306e\u3067\u3001\u305d\u308c\u306b\u65b0\u898f\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u308c\u3070\u3044\u3044\u306f\u305a\u3002\u4f7f\u3063\u3066\u308b\u306e\u306fMariaDB\u3060\u3051\u3069MySQL\u306e\u69cb\u6587\u3067\u30a4\u30b1\u308b\u307f\u305f\u3044\u3002\u307e\u3041\u3069\u3063\u3061\u3082\u77e5\u3089\u3093\u306e\u3060\u3051\u3069\u3002<\/p>\n<h2>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d1\u30b9\u30ef\u30fc\u30c9\u5fd8\u308c\u305f<\/h2>\n<p>\u3084\u3079\u3047\u3001\u3069\u3046\u3057\u3088\u3046\u3002\u8272\u3005\u63a2\u3057\u305f\u3089\u3001\u30ef\u30fc\u30c9\u30d7\u30ec\u30b9\u306ewp-config.php\u306b\u66f8\u3044\u3066\u3042\u308b\u3089\u3057\u3044\u3002\u958b\u3044\u3066\u307f\u305f\u3089\u305d\u306e\u3082\u306e\u305a\u3070\u308a\u66f8\u3044\u3066\u3042\u3063\u305f\u306e\u3067\u4e8b\u306a\u304d\u3092\u5f97\u305f\u3002\u3042\u3076\u306d\u30fc\u3002<\/p>\n<h2>\u3068\u308a\u3042\u3048\u305a\u8a66\u3059<\/h2>\n<p>\u307e\u305a\u306f\u6163\u308c\u3088\u3046\u3068\u601d\u3063\u305f\u306e\u3067\u3001\u8a66\u3057\u306b\u30c6\u30b9\u30c8\u30c6\u30fc\u30d6\u30eb\u4f5c\u3063\u3066\u307f\u308b\u3002<\/p>\n<pre><code class=\"shell\">mysql -u root -p<\/code><\/pre>\n<p>\u3067\u3001\u30d1\u30b9\u30ef\u30fc\u30c9\u805e\u304b\u308c\u308b\u306e\u3067\u30ed\u30b0\u30a4\u30f3\u3002<\/p>\n<pre><code class=\"sql\">show databases;<\/code><\/pre>\n<p>\u3067\u4eca\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u898b\u3066\u307f\u308b\u3002<\/p>\n<pre><code class=\"shell\">+--------------------+\r\n| Database           |\r\n+--------------------+\r\n| information_schema |\r\n| mysql              |\r\n| performance_schema |\r\n| wordpressdb        |\r\n+--------------------+\r\n4 rows in set (0.00 sec)<\/code><\/pre>\n<p>\u304a\u30fc\u3001\u3067\u305f\u3002\u3059\u3054\u30fc\u3044\u3001\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u307f\u305f\u3044\u3002\u3058\u3083\u3042\u3001<\/p>\n<pre><code class=\"sql\">create database test;\r\nQuery OK, 1 row affected (0.00 sec)<\/code><\/pre>\n<p>\u4f5c\u308c\u305f\u3063\u307d\u3044\u3002\u3082\u3063\u304b\u3044show<\/p>\n<pre><code class=\"sql\">+--------------------+\r\n| Database           |\r\n+--------------------+\r\n| information_schema |\r\n| mysql              |\r\n| performance_schema |\r\n| test               |\r\n| wordpressdb        |\r\n+--------------------+\r\n5 rows in set (0.00 sec)<\/code><\/pre>\n<p>\u3044\u3084\u3063\u3075\uff5e\u3002<\/p>\n<pre><code class=\"sql\">use test;\r\nDatabase changed<\/code><\/pre>\n<p>test\u306b\u63a5\u7d9a\u3002\u306a\u3093\u304b\u30c6\u30fc\u30d6\u30eb\u4f5c\u308d\u3002\u3093\u30fc<\/p>\n<pre><code class=\"sql\">create table list (no int, name text);\r\nQuery OK, 0 rows affected (0.31 sec)<\/code><\/pre>\n<p>\u3067\u304d\u305f\u304b\u306a\uff1f\u78ba\u8a8d\u306f<\/p>\n<pre><code class=\"sql\">show tables;\r\n+----------------+\r\n| Tables_in_test |\r\n+----------------+\r\n| list           |\r\n+----------------+\r\n1 row in set (0.00 sec)<\/code><\/pre>\n<p>\u3044\u30fc\u306d\u30fc\u3002\u3058\u3083\u57fa\u672c\u3089\u3057\u30444\u3064\u3092<\/p>\n<h3>INSERT \u633f\u5165<\/h3>\n<pre><code class=\"sql\">MariaDB [test]&gt; insert into list (no, name) values (1, 'yamada');\r\nQuery OK, 1 row affected (0.00 sec)\r\n\r\nMariaDB [test]&gt; insert into list (no, name) values (2, 'suzuki');\r\nQuery OK, 1 row affected (0.00 sec)\r\n\r\nMariaDB [test]&gt; insert into list (no, name) values (3, 'tanaka');\r\nQuery OK, 1 row affected (0.00 sec)\r\n\r\nMariaDB [test]&gt; insert into list (no, name) values (4, '\u9060\u85e4');\r\nQuery OK, 1 row affected, 1 warning (0.00 sec)\r\n\r\nMariaDB [test]&gt; insert into list (no, name) values (5, '\u677e\u672c');\r\nQuery OK, 1 row affected, 1 warning (0.00 sec)<\/code><\/pre>\n<p>\u4e0a3\u3064\u306f\u3044\u3044\u611f\u3058\u3001\u4e0b\u306f\u306a\u3093\u304bwarning\u3063\u3066\u306a\u3063\u3066\u308b\u306d\u3002\u3053\u308c\u3092\u898b\u308b\u306b\u306f\u30fc\uff1f<\/p>\n<pre><code class=\"sql\">show warnings;<\/code><\/pre>\n<p>\u3067\u3001\u898b\u308c\u308b\u307f\u305f\u3044\u3002\u3067\u3082\u76f4\u524d\u306e\u3060\u3051\u3060\u3063\u3066\u3002\u3058\u3083\u3082\u3063\u304b\u3044insert\u3057\u3066\u76f4\u5f8c\u306b\u3084\u3063\u3066\u307f\u308b\u3068<\/p>\n<pre><code class=\"sql\">MariaDB [test]&gt; insert into list (no, name) values (6, '\u6d5c\u7530');\r\nQuery OK, 1 row affected, 1 warning (0.00 sec)\r\n\r\nMariaDB [test]&gt; show warnings;\r\n+---------+------+-------------------------------------------------------------------------------+\r\n| Level   | Code | Message                                                                       |\r\n+---------+------+-------------------------------------------------------------------------------+\r\n| Warning | 1366 | Incorrect string value: '\\xE6\\xB5\\x9C\\xE7\\x94\\xB0' for column 'name' at row 1 |\r\n+---------+------+-------------------------------------------------------------------------------+\r\n1 row in set (0.00 sec)<\/code><\/pre>\n<p>\u307b\u30fc\u3093\uff1f\u306a\u3093\u304b\u6587\u5b57\u30b3\u30fc\u30c9\u306e\u554f\u984c\u3089\u3057\u3044\u3002<\/p>\n<pre><code class=\"sql\">MariaDB [test]&gt; show variables like \"chara%\";\r\n+--------------------------+----------------------------+\r\n| Variable_name            | Value                      |\r\n+--------------------------+----------------------------+\r\n| character_set_client     | utf8                       |\r\n| character_set_connection | utf8                       |\r\n| character_set_database   | latin1                     |\r\n| character_set_filesystem | binary                     |\r\n| character_set_results    | utf8                       |\r\n| character_set_server     | latin1                     |\r\n| character_set_system     | utf8                       |\r\n| character_sets_dir       | \/usr\/share\/mysql\/charsets\/ |\r\n+--------------------------+----------------------------+\r\n8 rows in set (0.00 sec)<\/code><\/pre>\n<p>\u3053\u308c\u3092\u3001utf8mb4\u306b\u5909\u3048\u308c\u3070\u3044\u3044\u307f\u305f\u3044\u3002\u307f\u305f\u3044\u3002\u3067\u3082\u3055\u3001\u4eca\u306e\u4eca\u307e\u3067\u30d6\u30ed\u30b0\u3067\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306f\u81ea\u52d5\u3067\u4f7f\u3063\u3066\u304d\u305f\u3088\u3046\u306a\u3082\u3093\u3058\u3083\u3093\u3002\u3053\u308c\u5909\u3048\u3061\u3083\u3063\u3066\u4ed6\u306b\u5f71\u97ff\u3068\u304b\u3067\u306a\u3044\u306e\u304b\u306a\u3041\uff1f\u898b\u305f\u611f\u3058\u3067\u3057\u304b\u306a\u3044\u3051\u3069\u4ed6\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u5171\u7528\u306e\u8a2d\u5b9a\u3058\u3083\u306a\u3044\u306e\u304b\u306a\u3053\u308c\u3002\u78ba\u8a8d\u3057\u3066\u307f\u3088\u3046\u3002<\/p>\n<pre><code class=\"sql\">MariaDB [test]&gt; show databases;\r\n+--------------------+\r\n| Database           |\r\n+--------------------+\r\n| information_schema |\r\n| mysql              |\r\n| performance_schema |\r\n| test               |\r\n| wordpressdb        |\r\n+--------------------+\r\n5 rows in set (0.00 sec)\r\n\r\nMariaDB [test]&gt; use wordpressdb;\r\nReading table information for completion of table and column names\r\nYou can turn off this feature to get a quicker startup with -A\r\n\r\nDatabase changed\r\n\r\nMariaDB [wordpressdb]&gt; show variables like \"chara%\";\r\n+--------------------------+----------------------------+\r\n| Variable_name            | Value                      |\r\n+--------------------------+----------------------------+\r\n| character_set_client     | utf8                       |\r\n| character_set_connection | utf8                       |\r\n| character_set_database   | utf8mb4                    |\r\n| character_set_filesystem | binary                     |\r\n| character_set_results    | utf8                       |\r\n| character_set_server     | latin1                     |\r\n| character_set_system     | utf8                       |\r\n| character_sets_dir       | \/usr\/share\/mysql\/charsets\/ |\r\n+--------------------------+----------------------------+\r\n8 rows in set (0.00 sec)<\/code><\/pre>\n<p>\u3042\u30fc\u3001character_set_database\u306e\u3068\u3053\u304c\u9055\u3046\u306d\u3002\u3066\u3053\u3068\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3054\u3068\u306b\u9055\u3046\u8a2d\u5b9a\u306b\u306a\u3063\u3066\u308b\u3093\u304b\u3002\u3058\u3083test\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3082character_set_database\u306e\u3068\u3053\u3060\u3051\u5909\u3048\u308c\u308c\u3070\u305d\u308c\u3067\u3044\u3044\u306e\u304b\u306a\uff1f\u3069\u3046\u3084\u308b\u306e\u304b\u306a\u3063\u3068<\/p>\n<p><a href=\"https:\/\/hodalog.com\/modify-the-character-encode-of-mysql\/\">https:\/\/hodalog.com\/modify-the-character-encode-of-mysql\/<\/a><\/p>\n<p>\u3053\u3061\u3089\u3092\u53c2\u8003\u306b\u3057\u3066\u65e2\u5b58\u306e\u3084\u3064\u3092\u63db\u3048\u308b\u30b3\u30de\u30f3\u30c9\u3092\u53e9\u304f\u3002<\/p>\n<pre><code class=\"sql\">MariaDB [test]&gt; ALTER DATABASE test CHARACTER SET utf8mb4 COLLATE utf8mb4_genera\r\nl_ci;\r\nQuery OK, 1 row affected (0.00 sec)\r\n\r\nMariaDB [test]&gt; ALTER TABLE list CONVERT TO character SET utf8mb4 COLLATE utf8mb\r\n4_unicode_ci;\r\nQuery OK, 6 rows affected (0.04 sec)\r\nRecords: 6  Duplicates: 0  Warnings: 0\r\n\r\nMariaDB [test]&gt; ALTER TABLE list CHANGE name name TEXT CHARACTER SET utf8mb4 COL\r\nLATE utf8mb4_unicode_ci;\r\nQuery OK, 6 rows affected (0.01 sec)\r\nRecords: 6  Duplicates: 0  Warnings: 0<\/code><\/pre>\n<p>\u3069\u30fc\u3060\u308d\u3001\u30c0\u30a4\u30b8\u30e7\u30d6\u304b\u306a\u3002\u3082\u3063\u304b\u3044INSERT\u3059\u308b\u3002<\/p>\n<pre><code class=\"sql\">MariaDB [test]&gt; insert into list (no, name) values (7, '\u658e\u85e4');\r\nQuery OK, 1 row affected (0.01 sec)<\/code><\/pre>\n<p>\u304a\u3063\u3051\u30fc\u305d\u3046\uff01<\/p>\n<h3>SELECT \u9078\u629e<\/h3>\n<p>\u3068\u308a\u3042\u3048\u305a\u5168\u90e8<\/p>\n<pre><code class=\"sql\">MariaDB [test]&gt; select * from list;\r\n+------+--------+\r\n| no   | name   |\r\n+------+--------+\r\n|    1 | yamada |\r\n|    2 | suzuki |\r\n|    3 | tanaka |\r\n|    4 | ??     |\r\n|    5 | ??     |\r\n|    6 | ??     |\r\n|    7 | \u658e\u85e4   |\r\n+------+--------+\r\n7 rows in set (0.01 sec)<\/code><\/pre>\n<p>\u3042\u308c\u308c\u30fc\u20264, 5, 6\u304c?\u306b\u306a\u3063\u3061\u3083\u3063\u305f\u304b\u3002\u3093\u30fc\u3001\u30b9\u30eb\u30fc\u3057\u3088\u3046\u3002\u3068\u306b\u304b\u304f\u6587\u5b57\u30b3\u30fc\u30c9\u304c\u60aa\u304b\u3063\u305f\u3093\u3060\u306a\u3002\u6b21\u304b\u3089\u6c17\u3092\u3064\u3051\u308b\u3002\u306b\u3057\u3066\u3082\u3069\u3046\u3084\u308b\u306e\u304c\u3044\u3044\u3093\u3060\u308d\u3046\u306a\u3041\u3002SELECT\u306f\u7df4\u7fd2\u3059\u308b\u306b\u3057\u3066\u3082\u3044\u3063\u3071\u3044\u3042\u308b\u306e\u3067\u3053\u308c\u3060\u3051\u3067\u3044\u3044\u3084\u3002<\/p>\n<h3>UPDATE \u66f4\u65b0<\/h3>\n<pre><code class=\"sql\">MariaDB [test]&gt; update list set name=\"\u9060\u85e4\" where no=4;\r\nQuery OK, 1 row affected (0.10 sec)\r\nRows matched: 1  Changed: 1  Warnings: 0\r\n\r\nMariaDB [test]&gt; update list set name=\"\u677e\u672c\" where no=5;\r\nQuery OK, 1 row affected (0.00 sec)\r\nRows matched: 1  Changed: 1  Warnings: 0\r\n\r\nMariaDB [test]&gt; update list set name=\"\u6d5c\u7530\" where no=6;\r\nQuery OK, 1 row affected (0.00 sec)\r\nRows matched: 1  Changed: 1  Warnings: 0\r\n\r\nMariaDB [test]&gt; select * from list;\r\n+------+--------+\r\n| no   | name   |\r\n+------+--------+\r\n|    1 | yamada |\r\n|    2 | suzuki |\r\n|    3 | tanaka |\r\n|    4 | \u9060\u85e4   |\r\n|    5 | \u677e\u672c   |\r\n|    6 | \u6d5c\u7530   |\r\n|    7 | \u658e\u85e4   |\r\n+------+--------+\r\n7 rows in set (0.00 sec)<\/code><\/pre>\n<p>\u3067\u304d\u305f\u30fc\u3002<\/p>\n<h3>DELETE \u524a\u9664<\/h3>\n<pre><code class=\"sql\">MariaDB [test]&gt; delete from list where no=2;\r\nQuery OK, 1 row affected (0.01 sec)\r\n\r\nMariaDB [test]&gt; delete from list where no=4;\r\nQuery OK, 1 row affected (0.00 sec)\r\n\r\nMariaDB [test]&gt; delete from list where no=6;\r\nQuery OK, 1 row affected (0.00 sec)\r\n\r\nMariaDB [test]&gt; delete from list where no=8;\r\nQuery OK, 0 rows affected (0.00 sec)\r\n\r\nMariaDB [test]&gt; select * from list;\r\n+------+--------+\r\n| no   | name   |\r\n+------+--------+\r\n|    1 | yamada |\r\n|    3 | tanaka |\r\n|    5 | \u677e\u672c   |\r\n|    7 | \u658e\u85e4   |\r\n+------+--------+\r\n4 rows in set (0.00 sec)<\/code><\/pre>\n<p>\u304a\u3063\u3051\u30fc\u3067\u3059\u306d\u3002\u3068\u308a\u3042\u3048\u305a\u89e6\u308a\u65b9\u306f\u306a\u3093\u3068\u306a\u304f\u5206\u304b\u3063\u305f\u306e\u3067\u524a\u9664\u3057\u307e\u3057\u3087\u3002<\/p>\n<pre><code class=\"sql\">MariaDB [test]&gt; drop database test;\r\nQuery OK, 1 row affected (0.01 sec)\r\n\r\nMariaDB [(none)]&gt; show databases;\r\n+--------------------+\r\n| Database           |\r\n+--------------------+\r\n| information_schema |\r\n| mysql              |\r\n| performance_schema |\r\n| wordpressdb        |\r\n+--------------------+\r\n4 rows in set (0.00 sec)<\/code><\/pre>\n<p>\u6d88\u3048\u305f\u3002\u3058\u3083\u30fc\u3044\u3088\u3044\u3088\u672c\u756a\u306e\u3084\u3064\u4f5c\u308d\u3046\u3002<\/p>\n<h2>\u672c\u756a\u306e\u3084\u3064\u4f5c\u308b<\/h2>\n<h3>database<\/h3>\n<pre><code class=\"sql\">MariaDB [(none)]&gt; create database shogi character set utf8mb4;\r\nQuery OK, 1 row affected (0.00 sec)<\/code><\/pre>\n<p>character set **\u3067\u3001\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u8a2d\u5b9a\u3067\u304d\u308b\u3053\u3068\u3092\u77e5\u3063\u305f\u306e\u3067\u3001\u3084\u3063\u3066\u304a\u3044\u3066\u307f\u308b\u3002<\/p>\n<h3>table<\/h3>\n<pre><code class=\"sql\">MariaDB [shogi]&gt; create table data ( id int not null auto_increment, date date,\r\n title text, maker text, steps int, url text, primary key (id));\r\nQuery OK, 0 rows affected (0.00 sec)<\/code><\/pre>\n<p>\u4e00\u610f\u306e\u5024\u3063\u3066\u306a\u308b\u3068\u3001\u65e5\u4ed8\u306f\u305d\u3046\u3063\u307d\u3044\u3093\u3060\u3051\u3069\u3001\u65e5\u4ed8\u3092\u4e3b\u30ad\u30fc\u306b\u8a2d\u5b9a\u3059\u308b\u306e\u3063\u3066\u3069\u3046\u306a\u306e\u304b\u3088\u304f\u5206\u304b\u3093\u306a\u3044\u304b\u3089id\u30ab\u30e9\u30e0\u3092\u4f5c\u3063\u3066\u30aa\u30fc\u30c8\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30c8\u306b\u3057\u3066\u307f\u305f\u3002date\u30ab\u30e9\u30e0\u306f\u578b\u540d\u3068\u4e00\u7dd2\u3058\u3083\u3093\uff01\u3063\u3066\u601d\u3063\u305f\u3051\u3069\u3001\u3084\u3063\u3066\u307f\u305f\u3089\u901a\u3063\u305f\u306e\u3067\u3044\u3044\u307f\u305f\u3044\u3002title, maker, url\u306f\u8133\u6b7b\u3067TEXT\u578b\u306b\u3057\u305f\u3002\u306a\u3093\u304bVARCHAR\u3067\u3061\u3083\u3093\u3068\u6307\u5b9a\u3057\u305f\u307b\u3046\u304c\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3044\u3044\u307f\u305f\u3044\u3060\u3051\u3069\u3001\u307e\u3041\u3044\u3044\u3084\u306e\u7cbe\u795e\u3002steps\u306f\u4e00\u5fdcINT\u578b\u306b\u3057\u305f\u3002\u5225\u306b\u8a08\u7b97\u3059\u308b\u3064\u3082\u308a\u3082\u306a\u3044\u306e\u3060\u3051\u308c\u3069\u3002date, title, steps, url\u306b\u306fnot null\u3064\u3051\u308b\u3079\u304d\u306a\u306e\u304b\u3082\u3057\u308c\u306a\u3044\u3002<\/p>\n<h3>LOAD DATA INFILE<\/h3>\n<p>\u4f5c\u6210\u3057\u305fcsv\u30d5\u30a1\u30a4\u30eb\u3092\u9069\u5f53\u306a\u5834\u6240\u306b\u304a\u3044\u3066\u3001LOAD DATA INFILE\u69cb\u6587\u3092\u4f7f\u7528\u3057\u3066\u30c6\u30fc\u30d6\u30eb\u306b\u8aad\u307f\u8fbc\u3081\u308b\u305d\u3046\u3002\u3068\u308a\u3042\u3048\u305a\u3084\u3063\u3066\u307f\u308b\u3002<\/p>\n<pre><code class=\"sql\">MariaDB [shogi]&gt; load data local infile \"shogi.csv\" into table data fields terminated by ',';\r\nQuery OK, 5 rows affected, 6215 warnings (0.02 sec)\r\nRecords: 1244 Deleted: 0 Skipped: 1239 Warnings: 6215<\/code><\/pre>\n<p>\u3088\u3063\u3053\u3044\u3057\u3087\u30fc\uff01\u308f\u3041\u3063\uff01Warnings\u304c\u51fa\u3061\u3083\u3063\u305f\u2026\u3002\u3068\u308a\u3042\u3048\u305aWarnings\u898b\u3088\u3046\u2026<\/p>\n<pre><code class=\"sql\">MariaDB [shogi]&gt; show warnings;\r\n+---------+------+---------------------------------------------------------------------------------------------------------------------+\r\n| Level   | Code | Message                                                                                                             |\r\n+---------+------+---------------------------------------------------------------------------------------------------------------------+\r\n| Warning | 1366 | Incorrect integer value: 'date' for column 'id' at row 1                                                            |\r\n| Warning | 1265 | Data truncated for column 'date' at row 1                                                                           |\r\n' for column 'steps' at row 1                                                         |\r\n| Warning | 1261 | Row 1 doesn't contain data for all columns                                                                          |\r\n| Warning | 1265 | Data truncated for column 'id' at row 2                                                                             |\r\n| Warning | 1265 | Data truncated for column 'date' at row 2                                                                           |\r\n| Warning | 1366 | Incorrect integer value: 'https:\/\/www.shogi.or.jp\/tsume_shogi' for column 'steps' at row 2    |\r\n| Warning | 1261 | Row 2 doesn't contain data for all columns                                                                          |\r\n| Warning | 1062 | Duplicate entry '2017' for key 'PRIMARY'                                                                            |\r\n| Warning | 1265 | Data truncated for column 'id' at row 3                                                                             |\r\n| Warning | 1265 | Data truncated for column 'date' at row 3                                                                           |\r\n| Warning | 1366 | Incorrect integer value: 'https:\/\/www.shogi.or.jp\/tsume_shogi' for column 'steps' at row 3    |\r\n| Warning | 1261 | Row 3 doesn't contain data for all columns                                                                          |\r\n\u7565\r\n| Warning | 1062 | Duplicate entry '2017' for key 'PRIMARY'                                                                            |\r\n| Warning | 1265 | Data truncated for column 'id' at row 13                                                                            |\r\n| Warning | 1265 | Data truncated for column 'date' at row 13                                                                          |\r\n| Warning | 1366 | Incorrect integer value: 'https:\/\/www.shogi.or.jp\/tsume_shogi' for column 'steps' at row 13 |\r\n| Warning | 1261 | Row 13 doesn't contain data for all columns                                                                         |\r\n| Warning | 1062 | Duplicate entry '2017' for key 'PRIMARY'                                                                            |\r\n+---------+------+---------------------------------------------------------------------------------------------------------------------+\r\n64 rows in set (0.00 sec)<\/code><\/pre>\n<p>\u3042\u3068\u3068\u308a\u307eSELECT<\/p>\n<pre><code class=\"sql\">MariaDB [shogi]&gt; select * from data;\r\n+------+------------+--------------+-------+-------+------+\r\n| id   | date       | title        | maker | steps | url  |\r\n+------+------------+--------------+-------+-------+------+\r\n|    1 | 0000-00-00 | maker        | steps |     0 | NULL |\r\n| 2017 | 0000-00-00 | \u5185\u85e4\u570b\u96c4     | 11    |     0 | NULL |\r\n| 2018 | 0000-00-00 | \u5c4b\u6577\u4f38\u4e4b     | 11    |     0 | NULL |\r\n| 2019 | 0000-00-00 | \u8c37\u5ddd\u6d69\u53f8     | 11    |     0 | NULL |\r\n| 2020 | 0000-00-00 | \u8c37\u5ddd\u6d69\u53f8     | 11    |     0 | NULL |\r\n+------+------------+--------------+-------+-------+------+\r\n5 rows in set (0.00 sec)<\/code><\/pre>\n<p>\u306a\u308b\u307b\u3069\u2026\u3002\u4ffa\u306f\u3053\u306e\u30b3\u30de\u30f3\u30c9\u306f\u30ab\u30e9\u30e0\u540d\u304b\u3089\u5224\u65ad\u3057\u3066\u306a\u3093\u304b\u3044\u3044\u611f\u3058\u306b\u51e6\u7406\u3057\u3066\u304f\u308c\u305f\u308a\u3059\u3093\u306e\u304b\u306a\u3068\u304b\u601d\u3063\u3066\u305f\u3051\u3069\u305d\u3046\u3044\u3046\u308f\u3051\u3058\u3083\u306a\u3044\u307f\u305f\u3044\u3002<\/p>\n<ul>\n<li>csv\u306e\u6700\u521d\u306e\u884c\u306b\u8a18\u8f09\u3057\u3066\u305f\u5217\u540d\u3082\u30c6\u30fc\u30d6\u30eb\u306b\u8aad\u307f\u8fbc\u3082\u3046\u3068\u3057\u3066\u30a8\u30e9\u30fc<\/li>\n<li>csv\u5185\u306bid\u5217\u306b\u5bfe\u3059\u308b\u5217\u304c\u306a\u3044\u306e\u3067\u305d\u306e\u5206\u8aad\u307f\u8fbc\u307f\u5217\u304c\u4e00\u500b\u305a\u3064\u524d\u306b\u305a\u308c\u305f\u3002<\/li>\n<li>id\u5217\u306f\u6570\u3048\u4e0a\u3052int\u4e3b\u30ad\u30fc\u306a\u306e\u3067\u5e74\u306e\u6700\u521d\u306e\u884c\u3060\u3051\u8aad\u307f\u8fbc\u3093\u3067\u4ee5\u964d\u306f\u30a8\u30e9\u30fc<\/li>\n<\/ul>\n<p>\u307f\u305f\u3044\u306a\u611f\u3058\u304b\u306a\u3041\u3002csv\u306e\u6700\u521d\u306e\u884c\u6d88\u3057\u3066\u3001id\u5217\u3092\u8ffd\u52a0\u3057\u3066\u3082\u3046\u4e00\u56de\u3084\u3063\u3066\u307f\u3088\u3046\u3002<\/p>\n<pre><code class=\"sql\">MariaDB [shogi]&gt; drop table data;\r\nQuery OK, 0 rows affected (0.12 sec)\r\n\r\nMariaDB [shogi]&gt; show tables;\r\nEmpty set (0.00 sec)\r\n\r\nMariaDB [shogi]&gt; create table data ( id int not null auto_increment, date date,  title text, maker text, steps int, url text, primary key (id));\r\nQuery OK, 0 rows affected (0.00 sec)\r\n\r\nMariaDB [shogi]&gt; load data local infile \"shogi.csv\" into table data fields terminated by ',';\r\nQuery OK, 1243 rows affected (0.30 sec)\r\nRecords: 1243  Deleted: 0  Skipped: 0  Warnings: 0<\/code><\/pre>\n<p>\u304a\u3001\u3044\u3051\u305f\u3063\u307d\u3044\u3002<\/p>\n<pre><code class=\"sql\">MariaDB [shogi]&gt; select * from data where id=1234;\r\n+------+------------+--------------------------------------------------------------+--------------+-------+--------------------------------------------------------------+\r\n| id   | date       | title                                                        | maker        | steps | url                                                          |\r\n+------+------------+--------------------------------------------------------------+--------------+-------+--------------------------------------------------------------+\r\n |1234 | 2020-08-16 | 2020\u5e748\u670816\u65e5\u306e\u8a70\u5c06\u68cb\uff08\u6751\u7530\u9855\u5f18\u4f5c\u300111\u624b\u8a70\uff09                  | \u6751\u7530\u9855\u5f18     |    11 | https:\/\/www.shogi.or.jp\/tsume_shogi\/everyday\/202081611.html\r\n+------+------------+--------------------------------------------------------------+--------------+-------+--------------------------------------------------------------+\r\n1 row in set (0.00 sec)<\/code><\/pre>\n<p>\u304a\u304a\uff01\u3044\u3044\u3093\u3067\u306a\u3044\u304b\u306a\uff1f\u3088\u3063\u3057\u3083\u3088\u3063\u3057\u3083\u3001\u4eca\u65e5\u306f\u3053\u3053\u307e\u3067\uff5e\u3002\u3053\u3063\u304b\u3089\u3060\u306a\u3041\uff5e\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30c7\u30fc\u30bf\u3092\u8ffd\u52a0 \u3053\u306e\u524d\u4f5c\u3063\u305fcsv\u304b\u3089\u30c7\u30fc\u30bf\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u3076\u3063\u3053\u3093\u3067\u3044\u304d\u305f\u3044\u3002\u3069\u3046\u3084\u308b\u3093\u3060\u308d\u3046\u306a\u30fc\u3068\u30d7\u30ed\u30b0\u30e9\u30e0\u66f8\u3044\u3066\u4e00\u884c\u305a\u3064\u30a4\u30f3\u30b5\u30fc\u30c8\u3068\u304b\u304b\u306a\u3068\u601d\u3063\u305f\u3089\u3001\u30b0\u30b0\u3063\u305f\u3068\u3053\u308dcsv\u304b\u3089\u8aad\u307f\u8fbc\u3080\u30b3\u30de\u30f3\u30c9\u304c\u3042\u308b\u3089\u3057\u3044 &hellip; <a href=\"https:\/\/dalomo.net\/blog\/2020\/08\/26\/1128\/\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[8],"tags":[36,125],"class_list":["post-1128","post","type-post","status-publish","format-standard","hentry","category-8","tag-mariadb","tag-125"],"_links":{"self":[{"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/posts\/1128","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/comments?post=1128"}],"version-history":[{"count":7,"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/posts\/1128\/revisions"}],"predecessor-version":[{"id":1136,"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/posts\/1128\/revisions\/1136"}],"wp:attachment":[{"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/media?parent=1128"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/categories?post=1128"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dalomo.net\/blog\/wp-json\/wp\/v2\/tags?post=1128"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}