{"id":10245,"date":"2016-03-04T09:00:15","date_gmt":"2016-03-04T00:00:15","guid":{"rendered":"http:\/\/www.techscore.com\/blog\/?p=10245"},"modified":"2018-11-14T16:33:46","modified_gmt":"2018-11-14T07:33:46","slug":"%e9%96%8b%e7%99%ba%e6%96%b0%e5%8d%92%e3%81%ab%e6%8d%a7%e3%81%90%e3%80%81sql%e3%81%ae5%e3%81%a4%e3%81%ae%e5%9f%ba%e6%9c%ac","status":"publish","type":"post","link":"https:\/\/www.techscore.com\/blog\/2016\/03\/04\/%e9%96%8b%e7%99%ba%e6%96%b0%e5%8d%92%e3%81%ab%e6%8d%a7%e3%81%90%e3%80%81sql%e3%81%ae5%e3%81%a4%e3%81%ae%e5%9f%ba%e6%9c%ac\/","title":{"rendered":"\u958b\u767a\u65b0\u5352\u306b\u6367\u3050\u3001SQL\u306e5\u3064\u306e\u57fa\u672c"},"content":{"rendered":"<p>\u306f\u3058\u3081\u307e\u3057\u3066\u30012015\u5e74\u5165\u793e\u306e\u4e00\u677e\u3067\u3059\u3002<\/p>\n<p>\u307e\u3082\u306a\u304f\u6696\u304b\u3044\u6625\u3092\u5411\u304b\u3048\u308b4\u6708\u3002\u3053\u308c\u304b\u3089\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u5c31\u8077\u3059\u308b\u3053\u3068\u304c\u6c7a\u307e\u3063\u3066\u3044\u308b\u65b9\u3082\u591a\u3044\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<br \/>\n\u308f\u305f\u3057\u3082\u4eca\u5e741\u6708\u304b\u3089\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u50cd\u304f\u3053\u3068\u306b\u306a\u308a\u3001\u6700\u8fd1\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u6271\u3046\u696d\u52d9\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067\u4eca\u56de\u306f<strong>\u300c\u958b\u767a\u65b0\u5352\u306b\u6367\u3050\u3001SQL\u306e5\u3064\u306e\u57fa\u672c\u300d<\/strong>\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u4ee5\u524d\u306e\u79c1\u3068\u540c\u3058\u3088\u3046\u306b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u3064\u3044\u3066\u306f\u52c9\u5f37\u3057\u305f\u3051\u308c\u3069\u5b9f\u969b\u306e\u64cd\u4f5c\u306f\u3057\u305f\u3053\u3068\u304c\u306a\u3044\u3001\u3068\u3044\u3046\u65b0\u5165\u793e\u54e1\u3084\u5b66\u751f\u306e\u65b9\u306b\u5411\u3051\u3066\u3001\u79c1\u3082\u6700\u521d\u306b\u52c9\u5f37\u3057\u305f\u57fa\u672c\u306e\u300c\u30ad\u300d\u3092\u304a\u4f1d\u3048\u3057\u3088\u3046\u3068\u601d\u3044\u307e\u3059\u3002\uff08\u3082\u3061\u308d\u3093\u3001\u65e2\u306b\u793e\u4f1a\u4eba\u306e\u65b9\u3082\u5927\u6b53\u8fce\u3067\u3059\uff01\uff01\uff09<\/p>\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3063\u3066\u4f55\uff1f\u3068\u3044\u3046\u65b9\u306fTECHSCORE\u306b<a href=\"http:\/\/www.techscore.com\/tech\/sql\/SQL1\/01_01.html\/\" target=\"_blank\">\u8a73\u3057\u3044\u8aac\u660e<\/a>\u304c\u3042\u308b\u306e\u3067\u3001\u5148\u306b\u8aad\u3093\u3067\u307f\u3066\u304f\u3060\u3055\u3044\u306d\uff01<\/p>\n<p>\u307e\u305f\u3001TECHSCORE\u3067\u306fSQL\u306b\u3064\u3044\u3066<a href=\"http:\/\/www.techscore.com\/tech\/sql\/index.html\/\" target=\"_blank\">\u8a73\u3057\u304f\u89e3\u8aac\u3057\u305f\u30da\u30fc\u30b8<\/a>\u304c\u3042\u308b\u306e\u3067\u3001\u5408\u308f\u305b\u8aad\u3093\u3067\u3044\u305f\u3060\u304f\u3068\u3001\u3055\u3089\u306b\u7406\u89e3\u304c\u6df1\u307e\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<h2>SQL\u3068\u306f<\/h2>\n<p>5\u3064\u306e\u57fa\u672c\u3092\u3054\u8aac\u660e\u3059\u308b\u524d\u306b\u305d\u3082\u305d\u3082SQL\u3068\u306f\u306a\u306b\u304b\u3001\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p>SQL\u3068\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30de\u30cd\u30b8\u30e1\u30f3\u30c8\u30b7\u30b9\u30c6\u30e0\uff08DBMS\uff09\u306e\u30c7\u30fc\u30bf\u3092\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306e\u8a00\u8a9e\u3067\u3059\u3002<br \/>\nSQL\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u5bfe\u3057\u3066\u3001\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3057\u305f\u308a\u3001\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u53c2\u7167\u3057\u305f\u308a\u3001\u4e0d\u8981\u306b\u306a\u3063\u305f\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3057\u305f\u308a\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n\u4ee3\u8868\u7684\u306a\u3082\u306e\u306f\u3001<strong>\u30de\u30a4\u30af\u30ed\u30bd\u30d5\u30c8\u306eSQL Server\u3001Oracle\u306e MySQL\u3001PostgreSQL<\/strong>(\u300c\u307d\u3059\u3068\u3050\u308c\u3059\u304d\u3085\u30fc\u3048\u308b\u300d\u3068\u8aad\u307f\u307e\u3059\uff09\u306a\u3069\u3067\u3059\u3002<br \/>\n\u57fa\u672c\u7684\u306a\u66f8\u304d\u65b9\u3084\u8003\u3048\u65b9\u306f\u6982\u306d\u5171\u901a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u4eca\u56de\u306e\u8a18\u4e8b\u3067\u306fPostgreSQL\u3092\u7528\u3044\u3066\u3001<br \/>\n<strong>1\u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210\u30012\u30c7\u30fc\u30bf\u306e\u767b\u9332\u30013\u30c7\u30fc\u30bf\u306e\u53d6\u5f97\u30014\u30c7\u30fc\u30bf\u306e\u524a\u9664\u30015\u30c7\u30fc\u30bf\u306e\u7de8\u96c6<\/strong><br \/>\n\u306e5\u3064\u306b\u6cbf\u3063\u3066\u3001SQL\u306e\u57fa\u672c\u7684\u306a\u6587\u6cd5\u3068\u64cd\u4f5c\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\uff01<\/p>\n<h2>1\uff09\u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210\u3010 CREATE TABLE \u3011<\/h2>\n<p>\u307e\u305a\u306f\u5143\u306b\u306a\u308b\u300c\u30c6\u30fc\u30d6\u30eb\u300d\u3092\u4f5c\u6210\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u30c6\u30fc\u30d6\u30eb\u306f\u4f55\u3082\u66f8\u304d\u8fbc\u307e\u308c\u3066\u3044\u306a\u3044EXCEL\u306e\u8868\u3092\u30a4\u30e1\u30fc\u30b8\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u307e\u305a\u7a7a\u306e\u8868\u3092\u4f5c\u3063\u3066\u304b\u3089\u3001\u305d\u3053\u306b\u60c5\u5831\u3092\u66f8\u304d\u8fbc\u3093\u3067\u3044\u304d\u307e\u3059\u3002\u4eca\u56de\u306f\u516b\u767e\u5c4b\u3055\u3093\u306e\u5546\u54c1\u30c7\u30fc\u30bf\u3092\u4f8b\u306b\u4f5c\u6210\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u969b\u306b\u306fCREATE TABLE\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre>\r\nCREATE TABLE \u30c6\u30fc\u30d6\u30eb\u540d (\r\n\u5217\u540d1 \u30c7\u30fc\u30bf\u578b \u5236\u7d04,\r\n\u5217\u540d2 \u30c7\u30fc\u30bf\u578b \u5236\u7d04,\r\n\u5217\u540d3 \u30c7\u30fc\u30bf\u578b \u5236\u7d04,\r\nPRIMARY KEY(\u5217\u540d)\r\n);\r\n<\/pre>\n<p>\u5b9f\u969b\u306b\u66f8\u3044\u3066\u307f\u308b\u3068\u4ee5\u4e0b\u306e\u69d8\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre>CREATE TABLE shohin(\r\nid VARCHAR(4) NOT NULL,\r\nbunrui VARCHAR(20) NOT NULL,\r\nshohinmei VARCHAR(30) NOT NULL,\r\ntanka INTEGER NOT NULL,\r\nzaikosuu INTEGER NOT NULL,\r\nPRIMARY KEY (id)\r\n);\r\n<\/pre>\n<p>\u30c7\u30fc\u30bf\u578b\u3068\u306f\u3069\u3093\u306a\u30c7\u30fc\u30bf\u304c\u5165\u308b\u304b\u3092\u4e88\u3081\u6c7a\u3081\u3066\u304a\u304f\u3082\u306e\u3067\u3059\u3002\u8a73\u3057\u304f\u306f\u5272\u611b\u3057\u307e\u3059\u304c\u3001\u30c6\u30ad\u30b9\u30c8\u3092\u8868\u3059VARCHAR\uff08\u5f8c\u308d\u306b\u7d9a\u304f\u6570\u5b57\u306f\u683c\u7d0d\u3067\u304d\u308b\u6700\u5927\u306e\u6587\u5b57\u6570\u3067\u3059\u3002\uff09 \u6570\u5b57\u3092\u8868\u3059INTEGER\u3001\u5217\u306e\u4e2d\u3067\u4e3b\u30ad\u30fc\u3092\u5b9a\u3081\u308bPRIMARY KEY\u3067\u3059\u3002<br \/>\n\u30c7\u30fc\u30bf\u578b\u306e\u5f8c\u308d\u306b\u306f\u3001\u5236\u7d04\u4e8b\u9805\u3092\u66f8\u304d\u307e\u3059\u3002\u4eca\u56de\u3067\u3042\u308c\u3070\u7a7a\u306e\u30c7\u30fc\u30bf\u3092\u5165\u308c\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u300cNOT NULL\u300d\u3092\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\nPRIMARY KEY\uff08\u4e3b\u30ad\u30fc\uff09\u3068\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u3067\u91cd\u8907\u3057\u3066\u306f\u306a\u3089\u306a\u3044\u30c7\u30fc\u30bf\u3001\u304b\u3064\u5fc5\u305a\u4f55\u304b\u3057\u3089\u30c7\u30fc\u30bf\u3092\u5165\u308c\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u30ec\u30b3\u30fc\u30c9\uff081\u884c\u3054\u3068\u306e\u30c7\u30fc\u30bf\uff09\u3092\u8b58\u5225\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4f5c\u6210\u3055\u308c\u305f\u30c6\u30fc\u30d6\u30eb\u300cshohin\u300d\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u30c6\u30fc\u30d6\u30eb\u306e\u4e2d\u3092\u53c2\u7167\u3059\u308b\u969b\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304d\u307e\u3059\u3002<\/p>\n<pre>SELECT * FROM shohin;<\/pre>\n<p>\u203bSELECT\u306f\u5f8c\u307b\u3069\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"theme:dark-terminal lang:sh decode:true \"> id | bunrui | shohinmei | tanka | zaikosuu\r\n----+--------+-----------+-------+----------\r\n(0 \u884c)\r\n<\/pre>\n<p>\uff08\u5217\u5de6\u304b\u3089\uff1aID\u3001\u5206\u985e\u3001\u5546\u54c1\u540d\u3001\u5358\u4fa1\u3001\u5728\u5eab\u6570\uff09<br \/>\n\u307e\u3060\u3001\u4f55\u3082\u30c7\u30fc\u30bf\u767b\u9332\u3055\u308c\u3066\u3044\u306a\u3044\u306e\u30670\u884c\u3067\u3059\u304c\u3001\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>CREATE\u306b\u3064\u3044\u3066\u306f\u3001<a href=\"http:\/\/www.techscore.com\/tech\/sql\/SQL3\/03_01.html\/\" target=\"_blank\">TECHSCORE\u89e3\u8aac\u30da\u30fc\u30b8<\/a>\u3082\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>2\uff09\u30c7\u30fc\u30bf\u306e\u767b\u9332\u3010 INSERT \u3011<\/h2>\n<p>\u5148\u307b\u3069\u4f5c\u3063\u305f\u30c6\u30fc\u30d6\u30eb\u306b\u30c7\u30fc\u30bf\u3092\u767b\u9332\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u30c7\u30fc\u30bf\u3092\u767b\u9332\u3057\u305f\u3044\u6642\u306b\u306f INSERT\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre>INSERT INTO \u30c6\u30fc\u30d6\u30eb\u540d (\u52171,\u52172,\u52173,\u2026)\r\nVALUES (\u50241,\u50242,\u50243,\u2026) ;\r\n<\/pre>\n<p>INSERT\u306f\u884c\u3092\u767b\u9332\u3059\u308b\u306e\u3067\u3001\u5217\u306e\u9806\u306b\u5408\u308f\u305b\u3066\u5024\u3092\u5165\u529b\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u305d\u306e\u5f8c\u308d\u306b\u3001VALUES\u3067\u5b9f\u969b\u306e\u5024\u3092\u633f\u5165\u3057\u307e\u3059\u3002<br \/>\n\u5b9f\u969b\u306b\u66f8\u3044\u3066\u307f\u308b\u3068\u4ee5\u4e0b\u306e\u69d8\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre>INSERT INTO shohin (id,bunrui,shohinmei,tanka,zaikosuu)\r\nVALUES ('0001','\u91ce\u83dc','\u30ad\u30e3\u30d9\u30c4',150,20);\r\n<\/pre>\n<p>\u7d50\u679c\u3092\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre>SELECT * FROM shohin;\r\n<\/pre>\n<p>\u203bSELECT\u306f\u5f8c\u307b\u3069\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"theme:dark-terminal lang:sh decode:true \">  id  | bunrui | shohinmei | tanka | zaikosuu\r\n------+--------+-----------+-------+----------\r\n 0001 | \u91ce\u83dc   | \u30ad\u30e3\u30d9\u30c4  |   150 |       20\r\n(1 \u884c)\r\n<\/pre>\n<p>\u30c7\u30fc\u30bf\u304c1\u884c\u767b\u9332\u3067\u304d\u307e\u3057\u305f\u3002<br \/>\n\u4ed6\u306e\u30c7\u30fc\u30bf\u3082\u5165\u308c\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre>INSERT INTO shohin (id,bunrui,shohinmei,tanka,zaikosuu)\r\nVALUES ('0002','\u91ce\u83dc','\u306b\u3093\u3058\u3093',100,30);\r\nINSERT INTO shohin (id,bunrui,shohinmei,tanka,zaikosuu)\r\nVALUES ('0003','\u91ce\u83dc','\u304d\u3085\u3046\u308a',120,25);\r\nINSERT INTO shohin (id,bunrui,shohinmei,tanka,zaikosuu)\r\nVALUES ('0004','\u679c\u7269','\u308a\u3093\u3054',100,15);\r\nINSERT INTO shohin (id,bunrui,shohinmei,tanka,zaikosuu)\r\nVALUES ('0005','\u679c\u7269','\u30d0\u30ca\u30ca',130,25);\r\n<\/pre>\n<p>\u7d50\u679c\u3092\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre>SELECT * FROM shohin;\r\n<\/pre>\n<p>\u203bSELECT\u306f\u5f8c\u307b\u3069\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"theme:dark-terminal lang:sh decode:true \">  id  | bunrui | shohinmei | tanka | zaikosuu\r\n------+--------+-----------+-------+----------\r\n 0001 | \u91ce\u83dc   | \u30ad\u30e3\u30d9\u30c4  |   150 |       20\r\n 0002 | \u91ce\u83dc   | \u306b\u3093\u3058\u3093  |   100 |       30\r\n 0003 | \u91ce\u83dc   | \u304d\u3085\u3046\u308a  |   120 |       25\r\n 0004 | \u679c\u7269   | \u308a\u3093\u3054    |   100 |       15\r\n 0005 | \u679c\u7269   | \u30d0\u30ca\u30ca    |   130 |       25\r\n(5 \u884c)\r\n<\/pre>\n<p>\u30c7\u30fc\u30bf\u304c\u767b\u9332\u3067\u304d\u307e\u3057\u305f\u306d\uff01<\/p>\n<p>\u2606\u30dd\u30a4\u30f3\u30c8\u2606<\/p>\n<ul>\n<li>SQL\u3092\u5b9f\u884c\u3059\u308b\u969b\u306b\u306f\u6587\u306e\u6700\u5f8c\u306b\u300c;\u300d\u3092\u3064\u3051\u307e\u3059\u3002\u5fd8\u308c\u304c\u3061\u306a\u306e\u3067\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u884c\u3001\u5217\u3068\u8a00\u308f\u308c\u305f\u6642\u3001\u7e26\u304b\u6a2a\u304b\u308f\u304b\u308a\u3084\u3059\u3044\u899a\u3048\u65b9\u306f\u3001\u6f22\u5b57\u306e\u3064\u304f\u308a\uff08\u53f3\u5074\uff09\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002\u884c\u306f\u6a2a\u68d2\u304c2\u672c\u306a\u306e\u3067\u300c\u6a2a\u300d\u3092\u610f\u5473\u3057\u3001\u5217\u306f\u7e26\u68d2\u304c2\u672c\u3042\u308b\u306e\u3067\u300c\u7e26\u300d\u3092\u610f\u5473\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>INSERT\u306b\u3064\u3044\u3066\u306f\u3001<a href=\"http:\/\/www.techscore.com\/tech\/sql\/SQL4\/04_01.html\/\" target=\"_blank\">TECHSCORE\u89e3\u8aac\u30da\u30fc\u30b8<\/a>\u3082\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>3\uff09DB\u304b\u3089\u5fc5\u8981\u306a\u60c5\u5831\u3092\u53c2\u7167\u3059\u308b\u3010 SELECT \u3011<\/h2>\n<p>\u5148\u7a0b\u304b\u3089\u30c7\u30fc\u30bf\u3092\u767b\u9332\u3057\u305f\u7d50\u679c\u3092\u304a\u898b\u305b\u3057\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u3069\u306e\u3088\u3046\u306b\u3057\u3066\u78ba\u8a8d\u3057\u3066\u3044\u308b\u304b\u3001\u8aac\u660e\u3057\u307e\u3059\u3002<br \/>\n\u30c6\u30fc\u30d6\u30eb\u306e\u4e2d\u8eab\u3092\u898b\u305f\u3044\u6642\u306b\u306f SELECT\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre>SELECT \u62bd\u51fa\u3057\u305f\u3044\u5217\u540d FROM \u30c6\u30fc\u30d6\u30eb\u540d;<\/pre>\n<p>\u4f8b\u3048\u3070\u767b\u9332\u3055\u308c\u3066\u3044\u308b\u5546\u54c1\u540d\u3092\u898b\u305f\u3044\u5834\u5408\u306f\u3001<\/p>\n<pre>SELECT shohinmei FROM shohin;<\/pre>\n<pre class=\"theme:dark-terminal lang:sh decode:true \"> shohinmei\r\n-----------\r\n \u30ad\u30e3\u30d9\u30c4\r\n \u306b\u3093\u3058\u3093\r\n \u304d\u3085\u3046\u308a\r\n \u308a\u3093\u3054\r\n \u30d0\u30ca\u30ca\r\n(5 \u884c)\r\n<\/pre>\n<p>\u5546\u54c1\u540d\u3092\u53d6\u308a\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u767b\u9332\u3055\u308c\u3066\u3044\u308b\u3059\u3079\u3066\u306e\u5217\u3092\u898b\u305f\u3044\u5834\u5408\u306f\u5217\u540d\u306b\u300c*\u300d\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre>SELECT * FROM shohin;\r\n<\/pre>\n<pre class=\"theme:dark-terminal lang:sh decode:true \">  id  | bunrui | shohinmei | tanka | zaikosuu\r\n------+--------+-----------+-------+----------\r\n 0001 | \u91ce\u83dc   | \u30ad\u30e3\u30d9\u30c4  |   150 |       20\r\n 0002 | \u91ce\u83dc   | \u306b\u3093\u3058\u3093  |   100 |       30\r\n 0003 | \u91ce\u83dc   | \u304d\u3085\u3046\u308a  |   120 |       25\r\n 0004 | \u679c\u7269   | \u308a\u3093\u3054    |   100 |       15\r\n 0005 | \u679c\u7269   | \u30d0\u30ca\u30ca    |   130 |       25\r\n<\/pre>\n<p>\u3059\u3079\u3066\u306e\u5217\u3092\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u306d\u3002<\/p>\n<p>\u7279\u5b9a\u306e\u884c\u306e\u307f\u3092\u9650\u5b9a\u3057\u3066\u53c2\u7167\u3057\u305f\u3044\u5834\u5408\u306fWHERE\u3092\u8ffd\u8a18\u3057\u307e\u3059\u3002<br \/>\n\u5206\u985e\u304c\u91ce\u83dc\u3068\u306a\u3063\u3066\u3044\u308b\u884c\u306e\u307f\u3092\u62bd\u51fa\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre>SELECT * FROM shohin\r\nWHERE bunrui = '\u91ce\u83dc';\r\n<\/pre>\n<pre class=\"theme:dark-terminal lang:sh decode:true \">  id  | bunrui | shohinmei | tanka | zaikosuu\r\n------+--------+-----------+-------+----------\r\n 0001 | \u91ce\u83dc   | \u30ad\u30e3\u30d9\u30c4  |   150 |       20\r\n 0002 | \u91ce\u83dc   | \u306b\u3093\u3058\u3093  |   100 |       30\r\n 0003 | \u91ce\u83dc   | \u304d\u3085\u3046\u308a  |   120 |       25\r\n(3 \u884c)\r\n<\/pre>\n<p>\u3053\u308c\u3067\u81ea\u7531\u306b\u767b\u9332\u3055\u308c\u3066\u3044\u308b\u5185\u5bb9\u3092\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u306d\uff01<\/p>\n<p>SELECT\u306b\u3064\u3044\u3066\u306f\u3001<a href=\"http:\/\/www.techscore.com\/tech\/sql\/SQL5\/05_01.html\/\" target=\"_blank\">TECHSCORE\u89e3\u8aac\u30da\u30fc\u30b8<\/a>\u3082\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>4\uff09DB\u306e\u5185\u5bb9\u3092\u524a\u9664\u3059\u308b\u3010 DELETE \u3011<\/h2>\n<p>\u6b21\u306f\u767b\u9332\u3057\u305f\u60c5\u5831\u3092\u524a\u9664\u3059\u308b\u6642\u306e\u3084\u308a\u65b9\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<br \/>\n\u524a\u9664\u3059\u308b\u3068\u304d\u306b\u306fDELETE\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<p>\u4efb\u610f\u306e\u884c\u3092\u524a\u9664\u3057\u305f\u3044\u5834\u5408<\/p>\n<pre>DELETE FROM \u30c6\u30fc\u30d6\u30eb\u540d\r\nWHERE \u6761\u4ef6;\r\n<\/pre>\n<p>SELECT\u3067\u3082\u4f7f\u3063\u305fWHERE\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3067\u524a\u9664\u3057\u305f\u3044\u884c\u306e\u6761\u4ef6\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30c6\u30fc\u30d6\u30eb\u306e\u4e2d\u8eab\u3092\u3059\u3079\u3066\u524a\u9664\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u4f55\u3082\u6307\u5b9a\u3057\u306a\u3051\u308c\u3070OK\u3067\u3059\u3002<\/p>\n<pre>DELETE FROM \u30c6\u30fc\u30d6\u30eb\u540d;<\/pre>\n<p>\u5148\u307b\u3069\u767b\u9332\u3057\u305f\u5185\u5bb9\u304b\u3089\u3001\u30d0\u30ca\u30ca\u306e\u30c7\u30fc\u30bf\u3060\u3051\u3092\u6d88\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre>DELETE FROM shohin\r\nWHERE shohinmei = '\u30d0\u30ca\u30ca';\r\n<\/pre>\n<pre>SELECT * FROM shohin;\r\n<\/pre>\n<pre class=\"theme:dark-terminal lang:sh decode:true \">  id  | bunrui | shohinmei | tanka | zaikosuu\r\n------+--------+-----------+-------+----------\r\n 0001 | \u91ce\u83dc   | \u30ad\u30e3\u30d9\u30c4  |   150 |       20\r\n 0002 | \u91ce\u83dc   | \u306b\u3093\u3058\u3093  |   100 |       30\r\n 0003 | \u91ce\u83dc   | \u304d\u3085\u3046\u308a  |   120 |       25\r\n 0004 | \u679c\u7269   | \u308a\u3093\u3054    |   100 |       15\r\n(4 \u884c)\r\n<\/pre>\n<p>\u6307\u5b9a\u3057\u305f\u884c\u3060\u3051\u6d88\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>DELETE\u306b\u3064\u3044\u3066\u306f\u3001<a href=\"http:\/\/www.techscore.com\/tech\/sql\/SQL4\/04_03.html\/\" target=\"_blank\">TECHSCORE\u89e3\u8aac\u30da\u30fc\u30b8<\/a>\u3082\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>5\uff09DB\u306e\u5185\u5bb9\u3092\u5909\u66f4\u3059\u308b\u3010 UPDATE \u3011<\/h2>\n<p>\u767b\u9332\u3084\u524a\u9664\u3060\u3051\u3067\u306a\u304f\u3001\u5185\u5bb9\u3092\u5909\u66f4\u3057\u305f\u3044\u3068\u3044\u3046\u5834\u9762\u3082\u3042\u308a\u307e\u3059\u306d\u3002<br \/>\n\u305d\u306e\u3088\u3046\u306a\u3068\u304d\u306f UPDATE \u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre>UPDATE \u30c6\u30fc\u30d6\u30eb\u540d\r\nSET \u5909\u66f4\u3057\u305f\u3044\u5217\u540d = \u5909\u66f4\u5f8c\u306e\u5024\r\nWHERE \u6761\u4ef6;\r\n<\/pre>\n<p>\u4f8b\u3048\u3070\u3001\u30ad\u30e3\u30d9\u30c4\u306e\u5024\u6bb5\u3092200\u5186\u306b\u5909\u66f4\u3057\u305f\u3044\u5834\u5408\u306f<\/p>\n<pre>UPDATE shohin\r\nSET tanka = 200\r\nWHERE shohinmei = '\u30ad\u30e3\u30d9\u30c4';\r\n<\/pre>\n<p>\u3068\u3044\u3046\u3075\u3046\u306b\u66f8\u304d\u307e\u3059\u3002<br \/>\nWHERE\u306f\u884c\u3092\u6307\u5b9a\u3059\u308b\u66f8\u304d\u65b9\u3067\u3057\u305f\u306d\u3002<br \/>\n\u4eca\u56de\u306f\u5546\u54c1\u540d\u304c\u30ad\u30e3\u30d9\u30c4\u306e\u884c\u306e\u5546\u54c1\u5358\u4fa1\u3092200\u306b\u66f8\u304d\u63db\u3048\u308b\u3088\u3046\u306b\u6307\u5b9a\u3057\u307e\u3057\u305f\u3002<\/p>\n<pre class=\"theme:dark-terminal lang:sh decode:true \">  id  | bunrui | shohinmei | tanka | zaikosuu\r\n------+--------+-----------+-------+----------\r\n 0002 | \u91ce\u83dc   | \u306b\u3093\u3058\u3093  |   100 |       30\r\n 0003 | \u91ce\u83dc   | \u304d\u3085\u3046\u308a  |   120 |       25\r\n 0004 | \u679c\u7269   | \u308a\u3093\u3054    |   100 |       15\r\n 0001 | \u91ce\u83dc   | \u30ad\u30e3\u30d9\u30c4  |   200 |       20\r\n(4 \u884c)\r\n<\/pre>\n<p>UPDATE\u306b\u3064\u3044\u3066\u306f\u3001<a href=\"http:\/\/www.techscore.com\/tech\/sql\/SQL4\/04_02.html\/\" target=\"_blank\">TECHSCORE\u89e3\u8aac\u30da\u30fc\u30b8<\/a>\u3082\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u304a\u308f\u308a\u306b<\/h2>\n<p>SQL\u306e5\u3064\u306e\u57fa\u672c\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002\u3044\u304b\u304c\u3060\u3063\u305f\u3067\u3057\u3087\u3046\u304b\u3002<br \/>\n\u3053\u306e\u8a18\u4e8b\u3067\u4e00\u901a\u308a\u30c7\u30fc\u30bf\u306e\u4f5c\u6210\u304b\u3089\u7de8\u96c6\u307e\u3067\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u3082\u3063\u3068SQL\u306b\u8a73\u3057\u304f\u306a\u308a\u305f\u3044\uff01\u4f7f\u3044\u3053\u306a\u3057\u3066\u307f\u305f\u3044\uff01\u3068\u3044\u3046\u65b9\u306f\u3001<br \/>\n\u30c6\u30fc\u30d6\u30eb\u3068\u30c6\u30fc\u30d6\u30eb\u3092\u7d50\u5408\u3057\u3066\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3059\u308b\u300c<a href=\"http:\/\/www.techscore.com\/tech\/sql\/SQL6\/06_01.html\/\" target=\"_blank\"><strong>JOIN<\/strong><\/a>\u300d\u3001\u5206\u985e\u3054\u3068\u306b\u6570\u3092\u6570\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u300c<a href=\"http:\/\/www.techscore.com\/tech\/sql\/SQL5\/05_08.html\/\" target=\"_blank\"><strong>GROUP BY<\/strong><\/a>\u300d\u3001\u30c7\u30fc\u30bf\u3092\u4e26\u3073\u66ff\u3048\u3066\u62bd\u51fa\u3067\u304d\u308b\u300c<a href=\"http:\/\/www.techscore.com\/tech\/sql\/SQL5\/05_09.html\/#\" target=\"_blank\"><strong>ORDER BY<\/strong><\/a>\u300d\u306a\u3069\u3092\u8abf\u3079\u3066\u307f\u3066\u306f\u3044\u304b\u304c\u3067\u3057\u3087\u3046\u304b\u3002\u3082\u3061\u308d\u3093TECHSCORE\u3067\u3082\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3088\uff01<\/p>\n<p>\u6700\u5f8c\u307e\u3067\u8aad\u3093\u3067\u3044\u305f\u3060\u304d\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3057\u305f\u3002<br \/>\n\u3053\u306e\u8a18\u4e8b\u304c\u307f\u306a\u3055\u3093\u306e\u304a\u5f79\u306b\u7acb\u3064\u3053\u3068\u3092\u9858\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><strong>TECHSCORE\u306b\u306fSQL\u306e\u57fa\u672c\u4e8b\u9805\u304c\u7db2\u7f85\u3055\u308c\u3066\u3044\u307e\u3059\uff01<\/strong><br \/>\n\u30dc\u30ea\u30e5\u30fc\u30e0\u305f\u3063\u3077\u308a\u3067\u3059\u304c\u3001\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u306d\u3002<br \/>\n\u53c2\u8003\uff1a<a href=\"http:\/\/www.techscore.com\/tech\/sql\/index.html\/\" target=\"_blank\">TECHSCORE SQL<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u306f\u3058\u3081\u307e\u3057\u3066\u30012015\u5e74\u5165\u793e\u306e\u4e00\u677e\u3067\u3059\u3002<\/p>\n<p>\u307e\u3082\u306a\u304f\u6696\u304b\u3044\u6625\u3092\u5411\u304b\u3048\u308b4\u6708\u3002\u3053\u308c\u304b\u3089\u30a8\u30f3\u30b8\u30cb\u30a2\u3068\u3057\u3066\u5c31\u8077\u3059\u308b\u3053\u3068\u304c\u6c7a\u307e\u3063\u3066\u3044\u308b\u65b9\u3082\u591a\u3044\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002<br \/><a 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