{"id":2253,"date":"2021-11-16T14:53:10","date_gmt":"2021-11-16T05:53:10","guid":{"rendered":"https:\/\/www.dbsheetclient.jp\/blog\/?p=2253"},"modified":"2021-11-16T14:53:10","modified_gmt":"2021-11-16T05:53:10","slug":"%e5%86%8d%e5%b8%b0sql%e3%81%a7%e3%81%ae%e6%9c%80%e5%a4%a7%e5%86%8d%e5%b8%b0%e6%95%b0%ef%bc%88sql-server%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.dbsheetclient.jp\/blog\/?p=2253","title":{"rendered":"\u518d\u5e30SQL\u3067\u306e\u6700\u5927\u518d\u5e30\u6570\uff08SQL Server\uff09"},"content":{"rendered":"

IT\u30b3\u30fc\u30c7\u30a3\u30cd\u30fc\u30bf\u306e\u30b7\u30e5\u30a6\u3067\u3059\u3002<\/p>\n

\"IMG_4445\"<\/a><\/p>\n

\"IMG_4451\"<\/a><\/p>\n

\u5927\u5909\u3054\u7121\u6c99\u6c70\u3057\u3066\u3044\u307e\u3059\u3002\u4e45\u3057\u3076\u308a\u306b\u30d6\u30ed\u30b0\u3092\u30a2\u30c3\u30d7\u3044\u305f\u3057\u307e\u3059\u3002\u3053\u306e\u5199\u771f\u306f\u3001\u5cf6\u6839\u306e\u5b9f\u5bb6\u306b\u5e30\u7701\u3057\u305f\u3068\u304d\u306b\u3001\u7236\u89aa\u304c\u884c\u3063\u3066\u307f\u305f\u3044\u3068\u8a00\u3063\u305f\u3001\u5b8d\u9053\u6e56\u306e\u96a3\u306b\u3042\u308b\u4e2d\u6d77\u306b\u6d6e\u304b\u3076\u5927\u6839\u5cf6\u306b\u3042\u308b\u300c\u7531\u5fd7\u5712\u300d\uff08\u3086\u3046\u3057\u3048\u3093\uff09\u3067\u64ae\u3063\u305f\u3082\u306e\u3067\u3059\u3002\u79c1\u3082\u5927\u6839\u5cf6\u306b\u884c\u304f\u3053\u3068\u81ea\u4f53\u304c\u521d\u3081\u3066\u3060\u3063\u305f\u306e\u3067\u3001\u7531\u5fd7\u5712\u3068\u3044\u3046\u3082\u306e\u3092\u77e5\u3089\u306a\u304b\u3063\u305f\u306e\u3067\u3059\u304c\u3001\u7261\u4e39\u306e\u683d\u57f9\u3068\u96f2\u5dde\u4eba\u53c2\u3068\u547c\u3070\u308c\u308b\u9ad8\u9e97\u4eba\u53c2\u3067\u6709\u540d\u306a\u5927\u6839\u5cf6\u306b\u3042\u308b\u3001\u6c60\u6cc9\u56de\u904a\u5f0f\uff08\u6c60\u3092\u3081\u3050\u308a\u56de\u308b\u5f62\u5f0f\uff09\u65e5\u672c\u5ead\u5712\u3067\u3059\u3002\u5927\u6839\u5cf6\u306f\u65e5\u672c\u4e00\u306e\u7261\u4e39\u82d7\u306e\u751f\u7523\u5730\u3067\u3042\u308a\u3001\u30b4\u30fc\u30eb\u30c7\u30f3\u30a6\u30a3\u30fc\u30af\u306e\u6642\u671f\u306f\u3001\u5712\u5185\u306e\u6c60\u306b\u4e09\u4e07\u8f2a\u306e\u7261\u4e39\u304c\u6d6e\u304b\u3079\u3001\u6b69\u9053\u306e\u4e21\u8107\u3092\u7261\u4e39\u3067\u7d68\u6bef\u306e\u3088\u3046\u306b\u6577\u304d\u8a70\u3081\u308b\u306a\u3069\u3001\u3068\u3066\u3082\u7dba\u9e97\u3060\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u307e\u305f\u3001\u65e5\u672c\u306e\u9ad8\u9e97\u4eba\u53c2\u306e\u7523\u5730\u306f\u3001\u96f2\u5dde\uff08\u5cf6\u6839\uff09\u3001\u4fe1\u5dde\uff08\u9577\u91ce\uff09\u3001\u4f1a\u6d25\uff08\u798f\u5cf6\uff09\u306e\u4e09\u5730\u57df\u3067\u3001\u5927\u6839\u5cf6\u306b\u3064\u3044\u3066\u306f\u3001\u304b\u3064\u3066\u9ad8\u9e97\u4eba\u8518\u304c\u9580\u5916\u4e0d\u51fa\u306e\u7523\u7269\u3067\u3042\u3063\u305f\u305f\u3081\u3001\u5cf6\u3067\u683d\u57f9\u3092\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u96a0\u3059\u305f\u3081\u306b\u300c\u4eba\u8518\u5cf6\u300d\u3067\u306f\u306a\u304f\u3001\u300c\u5927\u6839\u5cf6\u300d\u3068\u547c\u3076\u3088\u3046\u306b\u306a\u3063\u305f\u3068\u3044\u3046\u9038\u8a71\u304c\u3042\u308b\u3088\u3046\u3067\u3059\u3002
\u7236\u89aa\u304c\u884c\u304d\u305f\u3044\u3068\u8a00\u3063\u305f\u306e\u3067\u8a2a\u306d\u3066\u307f\u307e\u3057\u305f\u304c\u3001\u81ea\u5206\u304c\u751f\u307e\u308c\u305f\u7530\u820e\u3067\u3082\u3001\u5b66\u751f\u306e\u6642\u304b\u3089\u6771\u4eac\u306b\u51fa\u3066\u304d\u305f\u305f\u3081\u3001\u884c\u3063\u305f\u3053\u3068\u3082\u306a\u304f\u77e5\u3089\u306a\u3044\u3068\u3053\u308d\u304c\u305f\u304f\u3055\u3093\u3042\u308b\u3053\u3068\u3092\u6539\u3081\u3066\u611f\u3058\u307e\u3057\u305f\u3002<\/p>\n

\u30b3\u30ed\u30ca\u30a6\u30a3\u30eb\u30b9\u611f\u67d3\u304c\u5c11\u3057\u843d\u3061\u7740\u3044\u3066\u304d\u3066\u3044\u308b\u3053\u306e\u9803\u3001\u307e\u305f\u7b2c\uff16\u6ce2\u304c\u3044\u3064\u6765\u308b\u304b\u3068\u5371\u60e7\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u56fd\u5185\u7523\u306e\u7d4c\u53e3\u85ac\u306a\u3069\u304c\u65e9\u304f\u958b\u767a\u3055\u308c\u3066\u3001\u4ee5\u524d\u306e\u3088\u3046\u306b\u6c17\u517c\u306d\u306a\u304f\u81ea\u7136\u3084\u89b3\u5149\u5730\u3092\u8a2a\u306d\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308c\u3070\u3068\u9858\u3044\u307e\u3059\u3002

\uff1c\u672c\u65e5\u306e\u984c\u6750\uff1e
<\/strong>\u518d\u5e30SQL<\/strong>\u3067\u306e\u6700\u5927\u518d\u5e30\u6570\uff08SQL Server<\/strong>\uff09<\/p>\n

<\/strong>\u4ee5\u524d\u3001\u3053\u306e\u30d6\u30ed\u30b0\u3067\u53d6\u308a\u4e0a\u3052\u305f\u3001WITH\u53e5\u3068\u5171\u901a\u30c6\u30fc\u30d6\u30eb\u5f0f(CTE)<\/a>\u3068\u3044\u3046\u5185\u5bb9\u306e\u4e2d\u3067\u3001\u518d\u5e30SQL\u306e\u4f8b\u3092\u4e0a\u3052\u307e\u3057\u305f\u304c\u3001\u4eca\u56de\u306f\u3001\u518d\u5e30SQL\u306e\u6700\u5927\u518d\u5e30\u6570\u306e\u8a2d\u5b9a\u304c\u3067\u304d\u308b\u3053\u3068\u306b\u3064\u3044\u3066\u53d6\u308a\u4e0a\u3052\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n

\u00a0\u4f8b)
2021\u5e74\u306e1\u5e74\u9593\u306e\u65e5\u4ed8\u3068\u66dc\u65e5\u306e\u4e00\u89a7\uff08\u30ab\u30ec\u30f3\u30c0\u30fc\uff09\u3092\u3001WITH\u53e5\u3092\u4f7f\u3063\u3066\u8868\u793a\u3059\u308bSQL\u3092\u4f5c\u6210\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u305d\u306e\u969b\u306b\u30011\u5e74\u5206\u306e\u65e5\u6570\u306e\u518d\u5e30\u3092\u884c\u3063\u3066\u62bd\u51fa\u3059\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

DECLARE @StartDate date =\u00a0‘20210101’;\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0—\u00a0\u624b\u629c\u304d\u3000(;^_^A
DECLARE @CutoffDate date = DATEADD(DAY, -1, DATEADD(YEAR, 1, @StartDate));<\/p>\n

;WITH seq(n) AS
(
SELECT 0
UNION ALL
SELECT n + 1
FROM seq
WHERE n < DATEDIFF(DAY, @StartDate, @CutoffDate)
),
d(d, youbi) AS
(
SELECT DATEADD(DAY, n, @StartDate),
DATENAME(WEEKDAY, DATEADD(DAY, n, @StartDate))
FROM seq
)
SELECT d, youbi
FROM d
ORDER BY d;<\/p>\n

\u6700\u521d\u306eWITH\u53e5\u3067\u3001@ StartDate\uff082021\/1\/1\uff09\u304b\u3089\u3001@CutoffDate date\uff08@StartDate\u304b\u30891\u5e74\u5f8c-1\u65e5\u3001\u3064\u307e\u308a2021\u5e74\u306e\u5e74\u672b\uff09\u307e\u3067\u306e\u65e5\u6570\u5206\u306e 0\uff5e364\u307e\u3067\u306e365\u4ef6\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u518d\u5e30\u51e6\u7406\u3092\u4f7f\u3063\u3066\u4f5c\u6210\u3057\u3066\u3044\u307e\u3059\u3002\uff08DECLARE @StartDate date =\u00a0‘20210101’; \u306f\u3001\u672c\u6765\u306f’2021-01-01’\u3067\u3059\u304c\u3001\u6697\u9ed9\u306e\u578b\u5909\u63db\u3067\u65e5\u4ed8\u3068\u8a8d\u8b58\u3057\u3066\u304f\u308c\u3066\u3044\u307e\u3059\u3002\uff09
\u305d\u306e\u5f8c\u3001\u6b21\u306eWITH\u53e5\u306e\u5185\u5bb9\u3067\u3001\u305d\u308c\u3092\u4f7f\u3063\u3066\u305d\u306e\u671f\u9593\u306e\u65e5\u4ed8\u3068\u66dc\u65e5\u306e\u30ec\u30b3\u30fc\u30c9\u3092\u4f5c\u6210\u3057\u3001\u6700\u5f8c\u306b\u305d\u308c\u3092\u62bd\u51fa\u3059\u308b\u51e6\u7406\u306b\u306a\u308a\u307e\u3059\u3002\u3061\u306a\u307f\u306b\u3001\u4f55\u66dc\u65e5\u3092\u8868\u308f\u3059\u306e\u306b\u3001DATENAME\u95a2\u6570\u3092\u4f7f\u3063\u3066\u3044\u307e\u3059\u3002
\u3057\u304b\u3057\u3001\u3053\u308c\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u6700\u5927\u518d\u5e30\u6570\u306b\u9054\u6210\u3057\u305f\u3068\u3044\u3046\u30a8\u30e9\u30fc\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n

\"blog101_3\"<\/a><\/p>\n

\u300c\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u304c\u7d42\u4e86\u3057\u307e\u3057\u305f\u3002\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306e\u5b8c\u4e86\u524d\u306b\u6700\u5927\u518d\u5e30\u6570 100 \u306b\u9054\u3057\u307e\u3057\u305f\u3002\u300d\u3068\u3044\u3046\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u518d\u5e30SQL\u3067\u306f\u3001\u7121\u9650\u30eb\u30fc\u30d7\u7b49\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306e\u3053\u3068\u3092\u8003\u616e\u3057\u3066\u3001\u518d\u8d77\u306e\u51fa\u6765\u308b\u56de\u6570\u306e\u4e0a\u9650\u5024\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u304a\u308a\u3001100\u884c\u3092\u8d85\u3048\u308b\u3068\u30a8\u30e9\u30fc\u306b\u306a\u308b\u3088\u3046\u3067\u3059\u3002
\u3053\u306e\u4e0a\u9650\u5024\u3092\u5909\u66f4\u3059\u308b\u306e\u304c\u3001\u300cMAXRECURSION\u300d\u3068\u3044\u3046\u30aa\u30d7\u30b7\u30e7\u30f3\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u8a2d\u5b9a\u65b9\u6cd5\u306f
OPTION (MAXRECURSION \u4e0a\u9650\u5024)
\u3067\u3001\u8a2d\u5b9a\u3067\u304d\u308b\u4e0a\u9650\u5024\u306f\u30010 \uff5e 32767 \u3067\u3001\u300c0\u300d\u306f\u4e0a\u9650\u306a\u3057\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u306f\u300c100\u300d\u3067\u3059\u3002<\/p>\n

\u5148\u307b\u3069\u306eSQL\u306b\u3001OPTION (MAXRECURSION 0) \u3092\u8ffd\u52a0\u3057\u3066\u5b9f\u884c\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n

\"blog101_4\"<\/a><\/p>\n

\u5b9f\u884c\u3059\u308b\u3068\u3001\u30a8\u30e9\u30fc\u306a\u304f 365\u4ef6\u5206\u30012021\/1\/1\uff5e2021\/12\/31\u307e\u3067\u306e\u65e5\u4ed8\u3068\u66dc\u65e5\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u4eca\u56de\u306f\u3001\u4e0a\u9650\u306a\u3057\u306e\u300c0\u300d\u3092\u8a2d\u5b9a\u3057\u307e\u3057\u305f\u304c\u30011\u5e74\u306e\u65e5\u6570\u3067\u3042\u308b\u300c365\u300d\u3092\u8a2d\u5b9a\u3057\u3066\u3082\u3001\u540c\u69d8\u306e\u7d50\u679c\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u4eca\u65e5\u306f\u4ee5\u4e0a\u307e\u3067<\/p>\n","protected":false},"excerpt":{"rendered":"

IT\u30b3\u30fc\u30c7\u30a3\u30cd\u30fc\u30bf\u306e\u30b7\u30e5\u30a6\u3067\u3059\u3002 \u5927\u5909\u3054\u7121\u6c99\u6c70\u3057\u3066\u3044\u307e\u3059\u3002\u4e45\u3057\u3076\u308a\u306b\u30d6\u30ed\u30b0\u3092\u30a2\u30c3\u30d7\u3044\u305f\u3057\u307e\u3059\u3002\u3053\u306e\u5199\u771f\u306f\u3001\u5cf6\u6839\u306e\u5b9f\u5bb6\u306b\u5e30\u7701\u3057\u305f\u3068\u304d\u306b\u3001\u7236\u89aa\u304c\u884c\u3063\u3066\u307f\u305f\u3044\u3068\u8a00\u3063\u305f\u3001\u5b8d\u9053\u6e56\u306e\u96a3\u306b\u3042\u308b\u4e2d\u6d77\u306b\u6d6e\u304b\u3076\u5927\u6839\u5cf6\u306b\u3042\u308b\u300c\u7531\u5fd7\u5712\u300d\uff08\u3086\u3046\u3057 […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"enabled":false},"version":2}},"categories":[22,23],"tags":[],"class_list":["post-2253","post","type-post","status-publish","format-standard","hentry","category-sql","category-23"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.dbsheetclient.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2253","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dbsheetclient.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dbsheetclient.jp\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dbsheetclient.jp\/blog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dbsheetclient.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2253"}],"version-history":[{"count":11,"href":"https:\/\/www.dbsheetclient.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2253\/revisions"}],"predecessor-version":[{"id":2270,"href":"https:\/\/www.dbsheetclient.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2253\/revisions\/2270"}],"wp:attachment":[{"href":"https:\/\/www.dbsheetclient.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2253"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dbsheetclient.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2253"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dbsheetclient.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}