{"id":659,"date":"2024-04-15T10:59:11","date_gmt":"2024-04-15T01:59:11","guid":{"rendered":"http:\/\/inwelly.com\/?p=659"},"modified":"2024-04-15T10:59:11","modified_gmt":"2024-04-15T01:59:11","slug":"mysql-%ed%8a%b9%ec%a0%95-%ea%b8%b0%ea%b0%84%eb%82%b4%ec%9d%98-%ec%9a%94%ec%9d%bc%ea%b5%ac%ed%95%98%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/inwelly.com\/?p=659","title":{"rendered":"MYSQL \ud2b9\uc815 \uae30\uac04\ub0b4\uc758 \uc694\uc77c\uad6c\ud558\uae30"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>mysql> SELECT DAYOFWEEK('2007-02-03');\n        -> 7\n\nEx) \uc608\ub97c \ub4e4\uc5b4 mytable\uc758 myday \uc758 \ud544\ub4dc\uc548\uc5d0 \ub0a0\uc9dc\uae30 \"20140923\" \uc774\ub77c\ub294 \ud615\uc2dd\uc73c\ub85c \ub4e4\uc5b4 \uc788\ub2e4\uba74\n\nmysql#> select  dayofweek(str_to_date(myday,'%Y%m%d')) from mytable ;  \uc774\ub7f0\uc2dd\uc73c\ub85c \ud558\uba74 \uc694\uc77c\uc758 \uac12\uc744 \uad6c\ud560 \uc218 \uc788\ub2e4.\n\n\uc694\uc77c\uc740 \uc544\ub798\uc640 \uac19\uc774 \ud45c\uc2dc\ub41c\ub2e4.\n\n1 = Sunday, 2 = Monday, \u2026, 7 = Saturday <\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[103],"tags":[],"class_list":["post-659","post","type-post","status-publish","format-standard","hentry","category-mysql"],"_links":{"self":[{"href":"https:\/\/inwelly.com\/index.php?rest_route=\/wp\/v2\/posts\/659","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/inwelly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/inwelly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/inwelly.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/inwelly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=659"}],"version-history":[{"count":1,"href":"https:\/\/inwelly.com\/index.php?rest_route=\/wp\/v2\/posts\/659\/revisions"}],"predecessor-version":[{"id":660,"href":"https:\/\/inwelly.com\/index.php?rest_route=\/wp\/v2\/posts\/659\/revisions\/660"}],"wp:attachment":[{"href":"https:\/\/inwelly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=659"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inwelly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=659"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inwelly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=659"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}