{"id":9239,"date":"2020-05-25T11:04:19","date_gmt":"2020-05-25T02:04:19","guid":{"rendered":"http:\/\/www.gisdeveloper.co.kr\/?p=9239"},"modified":"2020-05-28T09:27:09","modified_gmt":"2020-05-28T00:27:09","slug":"%ed%8b%b0%eb%b2%a0%eb%a1%9ctibero%ec%9d%98-sequence-%ea%b8%b0%eb%8a%a5","status":"publish","type":"post","link":"http:\/\/www.gisdeveloper.co.kr\/?p=9239","title":{"rendered":"\ud2f0\ubca0\ub85c(Tibero)\uc758 Sequence \uae30\ub2a5"},"content":{"rendered":"<p>Sequence\ub294 \uad6d\uc5b4\ub85c \ud45c\ud604\ud558\uba74 \uc5f0\uc18d\uac12 \uc815\ub3c4.. \ud558\uc9c0\ub9cc \uc2dc\ud000\uc2a4\ub77c\uace0 \uc774\uc57c\uae30\ud55c\ub2e4. \uc2dc\ud000\uc2a4\ub294 DBMS \ucc28\uc6d0\uc5d0\uc11c \uc720\uc77c\ud55c \uc815\uc218 \uac12\uc774 \ud544\uc694\ud560 \ub54c \uc0ac\uc6a9\ub41c\ub2e4. \ud2f0\ubca0\ub85c\ub294 \uc624\ub77c\ud074\uc758 SQL \uad6c\ubb38\uacfc \ub9e4\uc6b0 \uc720\uc0ac\ud558\ub2e4. \uc624\ub77c\ud074\uc744 \uc774\ubbf8 \uc54c\uace0 \uc788\ub2e4\uba74 \uc27d\uac8c \ud2f0\ubca0\ub85c\ub3c4 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4. \uadf8\ub7ec\ubbc0\ub85c \ud2f0\ubca0\ub85c\uc758 Sequence\uc640 \uad00\ub828\ub41c \ub0b4\uc6a9\uc740 \ubaa8\ub450 \uc624\ub77c\ud074\uc758 \uadf8 \uac83\uacfc \ub9e4\uc6b0 \uc720\uc0ac\ud558\uac70\ub098 \ub3d9\uc77c\ud558\ub2e4.<\/p>\n<p>\uba3c\uc800 \uc2dc\ud000\uc2a4\ub97c \uc0dd\uc131\ud558\ub294 \uad6c\ubb38\uc774\ub2e4.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"sql\">\r\nCREATE SEQUENCE TEST_SEQ\r\nMINVALUE 1 -- \uae30\ubcf8\uac12\uc740 1\r\nMAXVALUE 10 -- \uae30\ubcf8\uac12\uc740 1E+28\r\nNOCYCLE -- CYCLE\ub85c \uc9c0\uc815\ub418\uba74 \uac12\uc774 \ucd5c\ub300\uac12\uc744 \ub118\uc744 \uc11c\uba74 \ub2e4\uc2dc \uac12\uc740 \ucd5c\uc18c\uac12\uc5d0\uc11c \uc2dc\uc791\ub428, \uae30\ubcf8\uac12\uc740 NOCYCLE\ub85c \uac12\uc774 \ucd5c\ub300\uac12\uc744 \ub118\uc5b4\uac00\uba74 \uc5d0\ub7ec \ubc1c\uc0dd\r\nNOCACHE;  -- \ub0b4\ubd80 \uba54\ubaa8\ub9ac\uc5d0 \uac12\uc744 \uce90\uc2dc\ud558\ub294 \uac83\uc5d0 \ub300\ud55c \uc124\uc815\uc73c\ub85c \uae30\ubcf8\uac12\uc740 NOCACHE\uc774\uba70 \uce90\uc2dc\ud558\uc9c0 \uc54a\uc740\ub2e4\ub294 \uc758\ubbf8\r\n<\/pre>\n<p>\uc704\uc758 \uad6c\ubb38 \uc911 NOCACHE \uc635\uc158\uc5d0 \ub300\ud55c \ubd80\uc5f0 \uc124\uba85\uc744 \ud558\uba74, \ub9cc\uc57d \uc544\ub798\ucc98\ub7fc CACHE \uac12\uc744 \uc9c0\uc815\ud588\ub2e4\uace0 \ud558\uc790.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"sql\">\r\nCREATE SEQUENCE TEST_SEQ\r\nCACHE 10;\r\n<\/pre>\n<p>\uc2dc\ud000\uc2a4\uc758 \uce90\uc26c \uae30\ub2a5\uc740 \uc2dc\ud000\uc2a4 \uac12\uc744 \ub354 \ube68\ub9ac \uc0dd\uc131\ud558\uae30 \uc704\ud574 \uc6d0\ud558\ub294 \uac1c\uc218\ub9cc\ud07c \ubbf8\ub9ac \uc0dd\uc131\ud574 \ub450\uac8c \ub41c\ub2e4. \uc704\uc758 \uad6c\ubb38\uc758 \uacbd\uc6b0 \ubbf8\ub9ac 10\uac1c\uc758 \uac12\uc744 \uc0dd\uc131\ud574 \ub450\uac8c \ub418\uace0, NEXTVAL \ud568\uc218\ub97c \ud1b5\ud574 \uc2dc\ud000\uc2a4 \uac12\uc744 \uc0dd\uc131\ud560 \ub54c \ubbf8\ub9ac \uc0dd\uc131\ub41c \uc2dc\ud000\uc2a4 \uac12\uc744 \ube60\ub974\uac8c \uc81c\uacf5\ud558\uac8c \ub41c\ub2e4. \ubb38\uc81c\ub294 \ubbf8\ub9ac \uc0dd\uc131\ub41c \uc2dc\ud000\uc2a4 \uac12\ub4e4\uc774 \ub2e4 \uc0ac\uc6a9\ub418\uc9c0 \ubabb\ud560\uc9c0\ub77c\ub3c4 \ub2e4\uc74c\uc758 \uc2dc\ud000\uc2a4 \uac12\uc740 \ubbf8\ub9ac \uc0dd\uc131\ub41c \uac12 \ub2e4\uc74c \uac12\uc774 \uc0ac\uc6a9\ub41c\ub2e4\ub294 \uc810\uc774\ub2e4.<\/p>\n<p>\uc2dc\ud000\uc2a4\uac00 \uc0dd\uc131\ub418\uc5c8\ub2e4\uba74, \uc2dc\ud000\uc2a4 \uac12\uc744 \ub2e4\uc74c \uad6c\ubb38\uc73c\ub85c \uc5bb\uc5b4\uc62c \uc218 \uc788\ub2e4.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"sql\">\r\nSELECT TEST_SEQ.NEXTVAL FROM DUAL;\r\n<\/pre>\n<p>\uc704\uc758 \uad6c\ubb38\uc744 \ud1b5\ud574 1\uc774 \uc5bb\uc5b4\uc9c4\ub2e4. \ub3d9\uc77c\ud55c \uad6c\ubb38\uc744 \uacc4\uc18d \uc2e4\ud589\ud558\uba74 2, 3, 4, 5 \ub4f1\uc774 \uc5bb\uc5b4\uc9c0\ub294 \uc2dd\uc774\ub2e4. \uc5ec\uae30\uc11c DUAL \ud14c\uc774\ube14\uc740 \uc784\uc2dc \ub17c\ub9ac\ud14c\uc774\ube14\ub85c \uc5b4\ub5a4 \ud568\uc218\uc758 \uc0ac\uc6a9\ubc95\uc744 \ud655\uc778\ud558\uae30 \uc704\ud55c \uc6a9\ub3c4 \ub4f1\uc5d0 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4. \uc608\ub97c\ub4e4\uc5b4 \ud568\uc218\uc758 \uc0ac\uc6a9\uc744 \ud655\uc778\ud558\uae30 \uc704\ud574 \ud14c\uc774\ube14\uc774 \uc9c0\uc815\uc774 \ud544\uc694\ud560\ub54c, \ub9c8\ub545\uc774 \uc9c0\uc815\ud560 \ud14c\uc774\ube14\uc774 \uc5c6\uc744 \uacbd\uc6b0 DAUL \ud14c\uc774\ube14\uc744 \uc9c0\uc815\ud560 \uc218 \uc788\ub2e4. (\uadfc\ub370 \uc65c \uc774\ub984\uc774 DAUL\uc778\uc9c0..)<\/p>\n<p>NEXTVAL\uc744 \ud1b5\ud574 \ub9e4\ubc88 \uc0c8\ub85c\uc6b4 \uc2dc\ud000\uc2a4 \uac12\uc744 \uc5bb\ub294\ub370, \uc0c8\ub85c\uc6b4 \uac12\uc774 \uc544\ub2cc \ud604\uc7ac\uc758 \uc2dc\ud000\uc2a4 \uac12\uc744 \ud655\uc778\ud558\uae30 \uc704\ud55c \uad6c\ubb38\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"sql\">\r\nSELECT TEST_SEQ.CURRVAL FROM DUAL;\r\n<\/pre>\n<p>\uc2dc\ud000\uc2a4\ub97c \uc81c\uac70\ud558\ub294 \uad6c\ubb38\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"sql\">\r\nDROP SEQUENCE TEST_SEQ;\r\n<\/pre>\n<p>\ub9c8\uc9c0\ub9c9\uc73c\ub85c \uc0dd\uc131\ub41c \uc2dc\ud000\uc2a4\uc758 \uc815\ubcf4\ub97c \uc870\ud68c\ud558\ub294 \uad6c\ubb38\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"sql\">\r\nSELECT * FROM ALL_SEQUENCES WHERE SEQUENCE_NAME = 'TEST_SEQ';\r\n<\/pre>\n<p>\ud2f0\ubca0\ub85c\uc5d0\uc11c \uc9c1\uc811 \uc704\uc758 \uad6c\ubb38\uc744 \uc218\ud589\ud574 \ubcf4\uba74 \ub2e4\uc74c\uacfc \uac19\uc740 \uacb0\uacfc\ub97c \ubcfc \uc218 \uc788\ub2e4. \ud658\uacbd\uc5d0 \ub530\ub77c \uac12\uc774 \ub2ec\ub77c\uc9c8 \uc218 \uc788\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.gisdeveloper.co.kr\/wp-content\/uploads\/2020\/05\/tibero_select_seq.png\" alt=\"\" width=\"917\" height=\"321\" class=\"aligncenter size-full wp-image-9245\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sequence\ub294 \uad6d\uc5b4\ub85c \ud45c\ud604\ud558\uba74 \uc5f0\uc18d\uac12 \uc815\ub3c4.. \ud558\uc9c0\ub9cc \uc2dc\ud000\uc2a4\ub77c\uace0 \uc774\uc57c\uae30\ud55c\ub2e4. \uc2dc\ud000\uc2a4\ub294 DBMS \ucc28\uc6d0\uc5d0\uc11c \uc720\uc77c\ud55c \uc815\uc218 \uac12\uc774 \ud544\uc694\ud560 \ub54c \uc0ac\uc6a9\ub41c\ub2e4. \ud2f0\ubca0\ub85c\ub294 \uc624\ub77c\ud074\uc758 SQL \uad6c\ubb38\uacfc \ub9e4\uc6b0 \uc720\uc0ac\ud558\ub2e4. \uc624\ub77c\ud074\uc744 \uc774\ubbf8 \uc54c\uace0 \uc788\ub2e4\uba74 \uc27d\uac8c \ud2f0\ubca0\ub85c\ub3c4 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4. \uadf8\ub7ec\ubbc0\ub85c \ud2f0\ubca0\ub85c\uc758 Sequence\uc640 \uad00\ub828\ub41c \ub0b4\uc6a9\uc740 \ubaa8\ub450 \uc624\ub77c\ud074\uc758 \uadf8 \uac83\uacfc \ub9e4\uc6b0 \uc720\uc0ac\ud558\uac70\ub098 \ub3d9\uc77c\ud558\ub2e4. \uba3c\uc800 \uc2dc\ud000\uc2a4\ub97c \uc0dd\uc131\ud558\ub294 \uad6c\ubb38\uc774\ub2e4. CREATE SEQUENCE TEST_SEQ MINVALUE 1 &#8212; \uae30\ubcf8\uac12\uc740 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/www.gisdeveloper.co.kr\/?p=9239\" class=\"more-link\">\ub354 \ubcf4\uae30<span class=\"screen-reader-text\"> &#8220;\ud2f0\ubca0\ub85c(Tibero)\uc758 Sequence \uae30\ub2a5&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-9239","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/9239","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9239"}],"version-history":[{"count":12,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/9239\/revisions"}],"predecessor-version":[{"id":9311,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/9239\/revisions\/9311"}],"wp:attachment":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9239"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9239"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}