{"id":2150,"date":"2016-05-04T13:55:52","date_gmt":"2016-05-04T13:55:51","guid":{"rendered":"https:\/\/www.couchbase.com\/blog\/?p=2150"},"modified":"2024-11-26T23:22:28","modified_gmt":"2024-11-27T07:22:28","slug":"subdocument-couchbase-java-sdk","status":"publish","type":"post","link":"https:\/\/www.couchbase.com\/blog\/ko\/subdocument-couchbase-java-sdk\/","title":{"rendered":"\uc11c\ube0c\ub3c4\ud050\uba3c\ud2b8\uc640 Java SDK\ub85c \ub354 \uac04\uacb0\ud574\uc9c0\uae30"},"content":{"rendered":"<p>\uc774 \ube14\ub85c\uadf8 \uac8c\uc2dc\ubb3c\uc5d0\uc11c\ub294 \uace7 \ucd9c\uc2dc\ub420 \uc0c8\ub85c\uc6b4 \uae30\ub2a5\uc744 \uc18c\uac1c\ud569\ub2c8\ub2e4. <strong>\uce74\uc6b0\uce58\ubca0\uc774\uc2a4 \uc11c\ubc84 \ubc84\uc804 <code>4.5<\/code><\/strong> (\ucf54\ub4dc\uba85 <em>\uc653\uc2a8<\/em>), \uc774\uc81c <a href=\"https:\/\/www.couchbase.com\/blog\/ko\/downloads\/\">\ubca0\ud0c0<\/a>.<\/p>\n<p>\uc6b0\ub9ac\ub294 <strong>\ud558\uc704 \ubb38\uc11c API<\/strong> (\uc904\uc5ec\uc11c <a href=\"https:\/\/www.couchbase.com\/blog\/ko\/subdoc-explained\/\">\ud558\uc704 \ubb38\uc11c<\/a>).<\/p>\n<ul class=\"toc\">\n<li><a href=\"#toc_0\">\uc5b4\ub5a4 \ub0b4\uc6a9\uc778\uac00\uc694?<\/a><\/li>\n<li><a href=\"#toc_1\">\ud074\ub77c\uc774\uc5b8\ud2b8 API<\/a>\n<ul>\n<li><a href=\"#toc_2\">\uc870\ud68c \uc791\uc5c5<\/a><\/li>\n<li><a href=\"#toc_3\">\ub3cc\uc5f0\ubcc0\uc774 \uc5f0\uc0b0<\/a><\/li>\n<li><a href=\"#toc_4\">\uc624\ub958 \ucc98\ub9ac<\/a><\/li>\n<\/ul>\n<\/li>\n<li><a href=\"#toc_5\">\uacb0\ub860<\/a><\/li>\n<\/ul>\n<p><strong>\ud3b8\uc9d1<\/strong>: \uc774 \ube14\ub85c\uadf8 \uac8c\uc2dc\ubb3c\uc740 4.5 \ubca0\ud0c0 \ubc0f Java SDK\uc758 \uc5c5\ub370\uc774\ud2b8\ub85c \ud3b8\uc9d1\ub418\uc5c8\uc2b5\ub2c8\ub2e4.\u00a0<strong>2.2.6<\/strong>.<\/p>\n<p>Couchbase 4.5\uc758 \ub2e4\ub978 \uae30\ub2a5\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 Don Pinto\uc758 \ube14\ub85c\uadf8 \uac8c\uc2dc\ubb3c\uc744 \ucc38\uc870\ud558\uc138\uc694.\u00a0<a href=\"https:\/\/www.couchbase.com\/blog\/ko\/introducing-couchbase-server-4.5-developer-preview\/\">\uac1c\ubc1c\uc790 \ubbf8\ub9ac\ubcf4\uae30<\/a>\u00a0\ubc0f\u00a0<a href=\"https:\/\/www.couchbase.com\/blog\/ko\/couchbase-4-5-beta\/\">\ubca0\ud0c0<\/a>.<\/p>\n<h2 id=\"toc_0\">\uc5b4\ub5a4 \ub0b4\uc6a9\uc778\uac00\uc694?<\/h2>\n<p>\ud558\uc704 \ubb38\uc11c\ub294 \uc11c\ubc84 \uce21 \uae30\ub2a5\uc73c\ub85c, \ud558\uc704 \ubb38\uc11c\uc5d0 \ucd94\uac00\ub418\ub294 <code>\uba64\uce90\uc2dc\ub4dc<\/code> \uce74\uc6b0\uce58\ubca0\uc774\uc2a4\ub97c \uad6c\ub3d9\ud558\ub294 \ud504\ub85c\ud1a0\ucf5c <strong>\ud0a4-\uac12 \uc5f0\uc0b0<\/strong>. \ub2e8\uc77c \uc791\uc5c5\uc5d0\uc11c \uc791\ub3d9\ud558\ub294 \uba87 \uac00\uc9c0 \uc791\uc5c5\uc744 \ucd94\uac00\ud569\ub2c8\ub2e4. <strong>JSON<\/strong> \ubb38\uc11c\uc640 \ube44\uc2b7\ud558\uc9c0\ub9cc, \ubb38\uc11c\uc758 \uc804\uccb4 \ub0b4\uc6a9\uc744 \uac15\uc81c\ub85c \uac80\uc0c9\ud558\ub294 \ub300\uc2e0 <code>\uacbd\ub85c<\/code> \ub97c \uac80\uc0c9\ud558\uac70\ub098 \ubcc0\uacbd\ud558\ub824\ub294 JSON \uc548\uc5d0 \ub123\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ub2e4\uc74c \uc2dc\ub098\ub9ac\uc624\ub97c \ud1b5\ud574 \uadf8 \uc774\uc720\ub97c \uc124\uba85\ud574 \ub4dc\ub9ac\uaca0\uc2b5\ub2c8\ub2e4. ID \uc544\ub798\uc5d0 \uc800\uc7a5\ub41c \ub300\uc6a9\ub7c9(\ub9e4\uc6b0 \ud070) JSON \ubb38\uc11c\uac00 \uc788\ub2e4\uace0 \uac00\uc815\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. <code>K<\/code> \ub97c \ucd94\uac00\ud569\ub2c8\ub2e4. \ubb38\uc11c \ub0b4\ubd80\uc758 \uc0ac\uc804\uc5d0\uc11c <code>sub<\/code> \uc774 \uc788\uc2b5\ub2c8\ub2e4. <code>\uc77c\ubd80<\/code> \ud544\ub4dc\ub97c \uc5c5\ub370\uc774\ud2b8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. Couchbase 4.1\uc5d0\uc11c\ub294 \uc5b4\ub5bb\uac8c \uc5c5\ub370\uc774\ud2b8\ud560 \uc218 \uc788\ub098\uc694?<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/original-assets\/2016\/february\/subdocument-couchbase-java-sdk\/withoutsubdoc_1.png\" \/><\/p>\n<p>\ub9de\uc2b5\ub2c8\ub2e4. <code>get(k)<\/code> \uc744 \uc0ac\uc6a9\ud558\uc5ec \uc804\uccb4 \ubb38\uc11c\uc758 \ub0b4\uc6a9\uc744 \ub85c\uceec\uc5d0\uc11c \uc218\uc815\ud55c \ub2e4\uc74c <code>\uc5c5\uc11c\ud2b8<\/code> (\ub610\ub294 <code>\ub300\uccb4<\/code>). \ubb38\uc11c\uc758 \uc791\uc740 \ubd80\ubd84\uc5d0\ub9cc \uad00\uc2ec\uc774 \uc788\uc744 \ub54c \ub124\ud2b8\uc6cc\ud06c\ub97c \ud1b5\ud574 \ub300\uc6a9\ub7c9 \ubb38\uc11c \uc804\uccb4\ub97c \uc804\uc1a1\ud560 \ubfd0\ub9cc \uc544\ub2c8\ub77c <strong>\ub450 \ubc88 \uc804\uc1a1<\/strong>!<\/p>\n<p>\uadf8\ub9ac\uace0 <strong>\ud558\uc704 \ubb38\uc11c<\/strong> API\ub97c \uc0ac\uc6a9\ud558\uba74 \uc774\ub7ec\ud55c \uacbd\uc6b0 \ub354 \uac04\uacb0\ud55c \uc791\uc5c5\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4. \ubb38\uc11c\uc5d0\uc11c \uc218\ud589\ud558\ub824\ub294 \uc5f0\uc0b0\uc744 \uc120\ud0dd\ud558\uace0 \ud0a4, JSON \ub0b4\ubd80\uc758 \uacbd\ub85c, \uc120\ud0dd\uc801\uc73c\ub85c \ud574\ub2f9 \uc5f0\uc0b0\uc5d0 \uc0ac\uc6a9\ud560 \uac12\uc744 \uc81c\uacf5\ud558\uba74 \ub429\ub2c8\ub2e4. <em>\uc9dc\uc794<\/em>!<\/p>\n<p>\uc774\uc804 \uc608\uc81c\uc5d0\uc11c\ub294 <code>\uacbd\ub85c<\/code> \ub294 \"<code>sub.value<\/code>\". \uc774\ub294 \ub9e4\uc6b0 \uc790\uc5f0\uc2a4\ub7fd\uace0 \ucffc\ub9ac \uc5b8\uc5b4\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \uacbd\ub85c \uad6c\ubb38\uacfc \uc77c\uce58\ud569\ub2c8\ub2e4, <code>N1QL<\/code>. \ucd95\ucc99\uc5d0 \ub9de\ucdb0 \uadf8\ub824\uc9c0\uc9c0 \uc54a\uc740 \uc2e4\uc81c \ubaa8\uc2b5\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.)<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/original-assets\/2016\/february\/subdocument-couchbase-java-sdk\/withsubdoc_1.png\" \/><\/p>\n<p>\uba54\uc2dc\uc9c0\ub294 \uc2e4\uc81c\ub85c \uba87 \ubc14\uc774\ud2b8\uc5d0 \ubd88\uacfc\ud558\ubbc0\ub85c \uc6d0\ubcf8\uc744 \ub458\ub7ec\uc2fc JSON \ubb38\uc11c\uac00 \ud074\uc218\ub85d \ub354 \ud070 \uc774\uc810\uc744 \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 id=\"toc_1\">\ud074\ub77c\uc774\uc5b8\ud2b8 API<\/h2>\n<p>\uc774\uc81c \uc5ec\ub7ec\ubd84\uc758 \uad00\uc2ec\uc744 \ub04c \uc218 \uc788\uc744 \uac83 \uac19\uc2b5\ub2c8\ub2e4. \uadf8\ub807\ub2e4\uba74 \uc81c\uacf5\ub418\ub294 \uc791\uc5c5\uc740 \ubb34\uc5c7\uc774\uba70 API\ub294 \uc5b4\ub5bb\uac8c \uc0dd\uacbc\uc744\uae4c\uc694?<\/p>\n<p>Java API\uc758 \uc608\ub97c \ub4e4\uc5b4 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. <code>2.2.6<\/code>\u00a0Java SDK.<\/p>\n<p>\uac01 \uc608\uc81c\uc5d0 \ub300\ud574 \"<code>\ud558\uc704 \ubb38\uc11c<\/code>\" JSON \ubb38\uc11c\uac00 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc874\uc7ac\ud558\uba70 \ub2e4\uc74c\uacfc \uac19\uc740 \ub0b4\uc6a9\uc744 \ub2f4\uace0 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<div>\n<pre><code class=\"language-javascript\">{\r\n  \"fruits\": [ \"apple\", \"banana\", \"ananas\" ],\r\n  \"sub\": {\r\n    \"value\": \"someString\",\r\n    \"bool\": false\r\n  },\r\n  \"counter\": 1,\r\n  \"junk\": [ ... ] \/\/a very very long array\r\n}<\/code><\/pre>\n<\/div>\n<p>\ub610\ud55c <code>\ubc84\ud0b7<\/code> \uc778\uc2a4\ud134\uc2a4\uc785\ub2c8\ub2e4, <code>\ubc84\ud0b7<\/code>\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 id=\"toc_2\">\uc870\ud68c \uc791\uc5c5<\/h2>\n<p>JSON \ub0b4\ubd80\uc758 \ubcc0\uc774\uc5d0 \ub300\ud574 \uc774\uc57c\uae30\ud558\uc9c0 \uc54a\ub354\ub77c\ub3c4 \ubb38\uc11c \uae4a\uc219\uc774 \uc228\uaca8\uc9c4 \ud558\ub098\uc758 \uac12\ub9cc \uc77d\uace0 \uc2f6\uc744 \ub54c\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ub294 \ub2e8\uc21c\ud788 \ud56d\ubaa9\uc774 \uc788\ub294\uc9c0 \ud655\uc778\ud558\uace0 \uc2f6\uc744 \ub54c\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc11c\ube0c\ub3c4\ud050\uba3c\ud2b8\ub294 \ub450 \uac00\uc9c0 \uc5f0\uc0b0(<code>get<\/code> \uadf8\ub9ac\uace0 <code>\uc874\uc7ac<\/code>)\ub97c \ud1b5\ud574 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub97c \uc704\ud574 \ub2e4\uc74c\uc744 \ud1b5\ud574 \uc81c\uacf5\ub429\ub2c8\ub2e4. <code>bucket.lookupIn(String key)<\/code> \uba54\uc11c\ub4dc\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<p>\uadf8\ub9ac\uace0 <code>\ub8e9\uc5c5\uc778<\/code> \uba54\uc11c\ub4dc\ub294 \uc2e4\uc81c\ub85c \ub2e8\uc77c JSON \ubb38\uc11c(\"<code>\ud0a4<\/code>\")\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc218\ud589\ud558\ub824\ub294 \uc5f0\uc0b0\uc744 \uc720\ucc3d\ud558\uac8c \uc124\uba85\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc804\uccb4 \uc870\ud68c \uc0ac\uc591 \uc9d1\ud569\uc744 \uc900\ube44\ud588\uc73c\uba74 \ube4c\ub354\uc758 \ud638\ucd9c\uc744 \ud1b5\ud574 \uc5f0\uc0b0\uc744 \uc2e4\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <code>\uc2e4\ud589()<\/code> \uba54\uc11c\ub4dc\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ubb3c\ub860 \ub2e8\uc77c \uc870\ud68c\uc5d0\ub3c4 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc774 \uba54\uc11c\ub4dc\ub294 <code>\ubb38\uc11c \uc870\uac01<\/code> \ub97c \ubc18\ud658\ud558\uc5ec \uacb0\uacfc\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ub2e4\uc911 \uc870\ud68c\ub294 \ubb38\uc11c \uc218\uc900 \uc624\ub958\uac00 \ubc1c\uc0dd\ud558\uc9c0 \uc54a\ub294 \ud55c(\uc989, \ubb38\uc11c\uac00 \uc874\uc7ac\ud558\uc9c0 \uc54a\uac70\ub098 JSON\uc774 \uc544\ub2cc \uacbd\uc6b0) \ud56d\uc0c1 \uc774\ub7ec\ud55c \uacb0\uacfc\ub97c \ubc18\ud658\ud569\ub2c8\ub2e4.<\/p>\n<p>\ub2e4\uc74c\uc744 \ud638\ucd9c\ud558\uc5ec \uac01 \uc791\uc5c5\uc758 \uac1c\ubcc4 \uacb0\uacfc\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <code>result.content(\ubb38\uc790\uc5f4 \uacbd\ub85c)<\/code> \ub610\ub294 <code>result.content(int operationIndex)<\/code> (\ub3d9\uc77c\ud55c \uacbd\ub85c\ub97c \ub300\uc0c1\uc73c\ub85c \ud558\ub294 \uc5f0\uc0b0\uc774 \uc5ec\ub7ec \uac1c \uc788\ub294 \uacbd\uc6b0, \uc774 \uacbd\uc6b0 \uc804\uc790\ub294 \ud56d\uc0c1 \uccab \ubc88\uc9f8 \uc5f0\uc0b0 \uacb0\uacfc\ub97c \ubc18\ud658\ud569\ub2c8\ub2e4). \uc624\ub958\uac00 \ubc1c\uc0dd\ud558\uba74 \uc801\uc808\ud55c \ud558\uc704 \ud074\ub798\uc2a4\uc778 <code>\ud558\uc704 \ubb38\uc11c \uc608\uc678<\/code>. \uadf8\ub807\uc9c0 \uc54a\uc740 \uacbd\uc6b0 \uac12(\ub610\ub294 <code>\uc874\uc7ac<\/code>).<\/p>\n<p>\ub610\ud55c <code>\uc874\uc7ac<\/code> \uba54\uc11c\ub4dc\ub294 \ucf58\ud150\uce20\uc640 \uc720\uc0ac\ud558\uc9c0\ub9cc \uacb0\uacfc \uac1d\uccb4\uc5d0 \ud574\ub2f9 \uacbd\ub85c\/\uc0c9\uc778\uc5d0 \ub300\ud55c \uacb0\uacfc\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\uace0 \ud574\ub2f9 \uc5f0\uc0b0\uc774 \uc131\uacf5\ud55c \uacbd\uc6b0\uc5d0\ub9cc \ucc38\uc744 \ubc18\ud658\ud569\ub2c8\ub2e4.<\/p>\n<div>\n<pre><code class=\"language-java\">DocumentFragment result = bucket\r\n    .lookupIn(\"subdoc\")\r\n    .get(\"sub.value\")\r\n    .exists(\"fruits\")\r\n    .exists(\"sub.foo\")\r\n    .execute();\r\n\r\nString subValue = result.content(\"sub.value\", String.class);\r\nboolean fruitsExist = result.content(\"fruits\", Boolean.class);\r\nboolean fooExist = bucket.exists(\"sub.foo\");\r\n\r\nSystem.out.println(subValue + \", \" +\r\n  fruitsExist + \", \" +\r\n  foExist);<\/code><\/pre>\n<\/div>\n<p>\uc704\uc758 \ucf54\ub4dc\uac00 \uc778\uc1c4\ub429\ub2c8\ub2e4:<\/p>\n<div>\n<pre><code class=\"language-none\">\uc77c\ubd80 \ubb38\uc790\uc5f4, \ucc38, \uac70\uc9d3<\/code><\/pre>\n<\/div>\n<h2 id=\"toc_3\">\ub3cc\uc5f0\ubcc0\uc774 \uc5f0\uc0b0<\/h2>\n<p>\ub3cc\uc5f0\ubcc0\uc774 \uc5f0\uc0b0\uc5d0\ub294 \ub354 \ub2e4\uc591\ud55c \uc885\ub958\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\ubd80\ub294 \ubc30\uc5f4\uc744 \ucc98\ub9ac\ud558\ub3c4\ub85d \ub9de\ucda4\ud654\ub418\uc5b4 \uc788\uace0, \ub2e4\ub978 \uc77c\ubd80\ub294 \uc0ac\uc804\uc744 \ucc98\ub9ac\ud558\ub294 \ub370 \ub354 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n<p>\ub2e4\uc2dc \ud55c \ubc88 \ud2b9\uc815 JSON \ubb38\uc11c\uc758 \ub3cc\uc5f0\ubcc0\uc774\ub97c \ub300\uc0c1\uc73c\ub85c \ud558\ub294 \ube4c\ub354\ub97c \ub2e4\uc74c\uc744 \ud1b5\ud574 \uc81c\uacf5\ud569\ub2c8\ub2e4. <code>bucket.mutateIn(String key)<\/code>. \uc218\ud589\ud558\ub824\ub294 \uc791\uc5c5\uc744 \uccb4\uc778\uc73c\ub85c \uc5f0\uacb0\ud558\uace0 \ucd5c\uc885\uc801\uc73c\ub85c \ub2e4\uc74c\uc744 \ud638\ucd9c\ud569\ub2c8\ub2e4. <code>\uc2e4\ud589()<\/code> \ub97c \uc0ac\uc6a9\ud558\uc5ec \uc77c\ub828\uc758 \ub3cc\uc5f0\ubcc0\uc774\ub97c \uc218\ud589\ud569\ub2c8\ub2e4.<\/p>\n<p>\ub3cc\uc5f0\ubcc0\uc774\ub294 \uc804\uccb4 \ub3cc\uc5f0\ubcc0\uc774 \uc9d1\ud569\uc744 \uc801\uc6a9\ud558\uae30 \uc804\uc5d0 \uc81c\uacf5\ub41c CAS\ub97c \ud604\uc7ac CAS\uc640 \ube44\uad50\ud558\uc5ec \ub3d9\ubd09 \ubb38\uc11c\uc758 CAS\ub97c \uace0\ub824\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\ub824\uba74 \ub2e4\uc74c\uc744 \ud638\ucd9c\ud558\uc5ec \ud655\uc778\ud560 CAS\ub97c \uc81c\uacf5\ud558\uc138\uc694. <code>.withCas(\uae34 cas)<\/code> \ub97c \ube4c\ub354 \uccb4\uc778\uc5d0 \ud55c \ubc88 \uc785\ub825\ud569\ub2c8\ub2e4.<\/p>\n<p>\uae30\ud0c0 <code>\uc640 \ud568\uaed8<\/code> \uba54\uc11c\ub4dc(\ud55c \ubc88\ub9cc \ud638\ucd9c\ud558\uba74 \ub428)\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li><code>withDurability(PersistTo p, ReplicateTo r)<\/code>\ub97c \uc0ac\uc6a9\ud558\uba74 \uc804\uccb4 \ub3cc\uc5f0\ubcc0\uc774 \uc9d1\ud569\uc5d0 \ub300\ud55c \ub0b4\uad6c\uc131 \uc81c\uc57d\uc744 \uad00\ucc30\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<li><code>withExpiry(int ttl)<\/code>\ub97c \uc0ac\uc6a9\ud558\uba74 \ubb38\uc11c\uac00 \uc131\uacf5\uc801\uc73c\ub85c \ubcc0\uacbd\ub420 \ub54c \ubb38\uc11c\uc5d0 \ub9cc\ub8cc\uc77c\uc744 \uc9c0\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\ub610\ud55c \uc77c\ubd80 \ubcc0\ud615\uc744 \uc0ac\uc6a9\ud558\uba74 \ub354 \uae4a\uc740 \uac1d\uccb4\ub97c \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4(\uc608: \uacbd\ub85c\uc5d0 \ud56d\ubaa9 \ub9cc\ub4e4\uae30). <code>newDict.sub.entry<\/code>\uadf8\ub7fc\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 <code>newDict<\/code> \uadf8\ub9ac\uace0 <code>sub<\/code> \uc874\uc7ac\ud558\uc9c0 \uc54a\uc74c). \uc774\ub294 <code>createParents<\/code> \ub9e4\uac1c\ubcc0\uc218\ub97c \ucd94\uac00\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc704\uc758 \uc608\ub97c \ub4e4\uc5b4 \uba87 \uac00\uc9c0 \ub3cc\uc5f0\ubcc0\uc774 \uc5f0\uc0b0\uc744 \uc0ac\uc6a9\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\uc740 \uc791\uc5c5\uc744 \ud6a8\uc728\uc801\uc73c\ub85c \uc218\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<ol>\n<li>\uacfc\uc77c \uad50\uccb4 <code>\uc544\ub098\ub098\uc2a4<\/code> (\ud2c0\ub9b0 \ud504\ub791\uc2a4\uc5b4 \ub2e8\uc5b4)\ub97c \uc0ac\uc6a9\ud558\uc5ec <code>\ud30c\uc778\uc560\ud50c<\/code>.<\/li>\n<li>\uc0c8 \uacfc\uc77c\uc744 \ucd94\uac00\ud569\ub2c8\ub2e4, <code>\ubc30<\/code> \uc5d0\uc11c <em>\uc55e<\/em> \uacfc\uc77c \ubc30\uc5f4\uc758<\/li>\n<li>\uc5d0 \uc0c8 \ud56d\ubaa9\uc744 \ucd94\uac00\ud569\ub2c8\ub2e4. <code>sub<\/code> \ud638\ucd9c <code>\uc0c8\ub85c\uc6b4 \uac00\uce58<\/code>.<\/li>\n<li>\uc99d\uac00 <code>\uce74\uc6b4\ud130<\/code> \uc758 \ub378\ud0c0\ub85c <code>100<\/code>.<\/li>\n<li>\uc81c\uac70 <code>\uc815\ud06c<\/code> \ud070 \ubc30\uc5f4.<\/li>\n<li>cbserver\uac00 \ub9c8\uc2a4\ud130\uc758 \ub514\uc2a4\ud06c\uc5d0 \ub370\uc774\ud130\uac00 \uae30\ub85d\ub418\uc5c8\uc74c\uc744 \ud655\uc778\ud560 \ub54c\uae4c\uc9c0 \uae30\ub2e4\ub9bd\ub2c8\ub2e4.<\/li>\n<li>\uc11c\ubc84\uc758 CAS\uac00 \uc544\ub2cc \uacbd\uc6b0 \ubaa8\ub450 \uc911\ub2e8 <code>1234<\/code>.<\/li>\n<\/ol>\n<p>Java SDK\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc774\ub97c \uc218\ud589\ud558\ub294 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<div>\n<pre><code class=\"language-java\">boolean createParents = false;\r\n\r\nDocumentFragment result = bucket\r\n    .mutateIn(\"subdoc\")\r\n    .replace(\"fruits[2]\", \"pineapple\")\r\n    .arrayPrepend(\"fruits\", \"pear\", createParents)\r\n    .insert(\"sub.newValue\", \"theNewValue\", createParents)\r\n    .counter(\"counter\", 100L, createParents)\r\n    .remove(\"junk\")\r\n    .withDurability(PersistTo.MASTER, ReplicateTo.NONE)\r\n    .withCas(1234L)\r\n    .execute();<\/code><\/pre>\n<\/div>\n<p>\uae30\ud0c0 \uc0ac\uc6a9 \uac00\ub2a5\ud55c \ub3cc\uc5f0\ubcc0\uc774 \uc5f0\uc0b0\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li><code>\uc5c5\uc11c\ud2b8<\/code><\/li>\n<li><code>arrayInsert<\/code> (\ud2b9\uc815 \uc778\ub371\uc2a4\uc5d0 \ubc30\uc5f4\uc5d0 \uac12\uc744 \uc0bd\uc785\ud558\ub294 \ub370 \ud2b9\ud654\ub428)<\/li>\n<li><code>\ubc30\uc5f4 \ucd94\uac00<\/code>\u00a0(\ubc30\uc5f4 \ub05d\uc5d0 \uac12\uc744 \uc0bd\uc785\ud558\ub294 \ub370 \ud2b9\ud654\ub428)<\/li>\n<li><span style=\"color: #333333;font-family: monospace, monospace;line-height: 20.8px;text-align: left\">arrayInsertAll<\/span><span style=\"color: #333333;line-height: 20.8px;text-align: left\">\u00a0(arrayInsert\uc640 \ub3d9\uc77c\ud558\uc9c0\ub9cc \uceec\ub809\uc158\uc758 \uac01 \uc694\uc18c\ub97c \ubc30\uc5f4\uc5d0 \uc0bd\uc785)<\/span><\/li>\n<li><span style=\"color: #333333;font-family: monospace, monospace;line-height: 20.8px;text-align: left\">arrayPrependAll<\/span><span style=\"color: #333333;line-height: 20.8px;text-align: left\">\u00a0(arrayPrepend\uc640 \ub3d9\uc77c\ud558\uc9c0\ub9cc \uceec\ub809\uc158\uc758 \uac01 \uc694\uc18c\ub97c \ubc30\uc5f4 \uc55e\uc5d0 \ucd94\uac00)<\/span><\/li>\n<li><span style=\"color: #333333;font-family: monospace, monospace;line-height: 20.8px;text-align: left\">arrayAppendAll<\/span> (arrayAppend\uc640 \ub3d9\uc77c\ud558\uc9c0\ub9cc \uceec\ub809\uc158\uc758 \uac01 \uc694\uc18c\ub97c \ubc30\uc5f4\uc758 \ub4a4\ucabd\uc5d0 \ucd94\uac00)<\/li>\n<li><code>\ubc30\uc5f4 \ucd94\uac00 \uace0\uc720<\/code> (\ubc30\uc5f4\uc5d0 \uac12\uc774 \uc5c6\ub294 \uacbd\uc6b0 \ubc30\uc5f4\uc5d0 \uac12\uc744 \uc0bd\uc785\ud558\ub294 \ub370 \ud2b9\ud654\ub418\uc5b4 \uc788\uc74c)<\/li>\n<\/ul>\n<p>\uc774 5\uac00\uc9c0 \ubcc0\ud615\uc744 \uc801\uc6a9\ud55c \ud6c4 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0\uc11c \ubb38\uc11c\uac00 \uc5b4\ub5bb\uac8c \ubcf4\uc774\ub294\uc9c0\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<div>\n<pre><code class=\"language-javascript\">{\r\n  \"fruits\": [ \"pear\", \"apple\", \"banana\", \"pineapple\" ],\r\n  \"sub\": {\r\n    \"value\": \"someString\",\r\n    \"bool\": false,\r\n    \"newValue\": \"theNewValue\"\r\n  },\r\n  \"counter\": 101\r\n}<\/code><\/pre>\n<\/div>\n<p>\ub2e4\uc911 \uc870\ud68c\ub97c \uc218\ud589\ud560 \ub54c\uc640 \ub2ec\ub9ac, \ubcc0\uc774 \uc911 \ud558\ub098\ub77c\ub3c4 \uc2e4\ud328\ud558\uba74 \uc804\uccb4 \uc791\uc5c5 \uc9d1\ud569\uc744 \uac74\ub108\ub6f0\uace0 \ubcc0\uc774\uac00 \uc218\ud589\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc774 \uacbd\uc6b0 <code>\ub2e4\uc911 \ub3cc\uc5f0\ubcc0\uc774 \uc608\uc678<\/code> \ub97c \ud074\ub9ad\ud558\uba74 \uccab \ubc88\uc9f8 \uc2e4\ud328\ud55c \uc791\uc5c5\uc758 \uc778\ub371\uc2a4(\ubc0f \ud574\ub2f9 \uc624\ub958 \uc0c1\ud0dc)\ub97c \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 id=\"toc_4\">\uc624\ub958 \ucc98\ub9ac<\/h2>\n<p>\uac01 \ud558\uc704 \ubb38\uc11c \uc791\uc5c5\uc740 \ud558\uc704 \ubb38\uc11c \uad00\ub828 \uc624\ub958\ub85c \uc774\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc8fc\uc5b4\uc9c4 \ud0a4\uc5d0 \ud574\ub2f9\ud558\ub294 \ubb38\uc11c\uac00 JSON\uc774 \uc544\ub2cc \uacbd\uc6b0 \uc5b4\ub5bb\uac8c \ud574\uc57c \ud560\uae4c\uc694? \uc874\uc7ac\ud558\uc9c0 \uc54a\ub294 \uacbd\ub85c\ub97c \uc81c\uacf5\ud558\uba74 \uc5b4\ub5bb\uac8c \ub418\ub098\uc694? \ub610\ub294 \uacbd\ub85c\uc5d0 \ubc30\uc5f4\uc774 \uc544\ub2cc \uc694\uc18c\uc758 \ubc30\uc5f4 \uc778\ub371\uc2a4\uac00 \ud3ec\ud568\ub41c \uacbd\uc6b0(\uc608. <code>sub[1]<\/code>)?<\/p>\n<p>\ubaa8\ub4e0 \ud558\uc704 \ubb38\uc11c\ubcc4 \uc624\ub958\uc5d0\ub294 \ud574\ub2f9 \ud558\uc704 \ubb38\uc11c\uc5d0 \ud574\ub2f9\ud558\ub294 <code>\uc751\ub2f5 \uc0c1\ud0dc<\/code> \uc758 \uc804\uc6a9 \uc11c\ube0c\ud074\ub798\uc2a4\uc640 Java SDK\uc758 <code>\ud558\uc704 \ubb38\uc11c \uc608\uc678<\/code>. \uc774\ub7ec\ud55c \uc608\uc678\ub294 \ud558\uc704 \ubb38\uc11c\uc6a9 API\ub97c \uc81c\uacf5\ud558\ub294 SDK\uc5d0\uc11c \uc77c\uad00\ub418\uac8c \uc801\uc6a9\ub429\ub2c8\ub2e4:<\/p>\n<p>Java SDK\uc758 \uc804\uccb4 \ubaa9\ub85d\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li>PathNotFoundException<\/li>\n<li>\uacbd\ub85c \uc874\uc7ac \uc608\uc678<\/li>\n<li>NumberTooBigException<\/li>\n<li>PathTooDeepException<\/li>\n<li>\uacbd\ub85c \ubd88\uc77c\uce58 \uc608\uc678<\/li>\n<li>ValueTooDeepException<\/li>\n<li>\ub378\ud0c0\ud22c\ube45 \uc608\uc678<\/li>\n<li>CannotInsertValueException<\/li>\n<li>\uacbd\ub85c \uc720\ud6a8\ud558\uc9c0 \uc54a\uc740 \uc608\uc678<\/li>\n<li>DocumentNotJsonException*<\/li>\n<li>DocumentTooDeepException*<\/li>\n<li>\ub2e4\uc911 \ub3cc\uc5f0\ubcc0\uc774 \uc608\uc678*<\/li>\n<\/ul>\n<p>\ub9c8\uc9c0\ub9c9 3\uac1c\ub294 \ubb38\uc11c \uc218\uc900(\uac1c\ubcc4 \uacbd\ub85c\ub97c \uace0\ub824\ud558\uc9c0 \uc54a\uace0 \uc804\uccb4 \ubb38\uc11c\uc5d0 \uc801\uc6a9\ub428)\uc774\ubbc0\ub85c \ud56d\uc0c1 \ube4c\ub354\uac00 \uc9c1\uc811 \ub358\uc838\uc8fc\uac8c \ub429\ub2c8\ub2e4. <code>\uc2e4\ud589()<\/code>\u00a0\uba54\uc11c\ub4dc.<\/p>\n<p>\ub098\uba38\uc9c0\ub294 \ud638\ucd9c\ud560 \ub54c \ub358\uc9c8 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. <code>\ubb38\uc11c \uc870\uac01<\/code>'s <code>\ucf58\ud150\uce20<\/code> \uba54\uc11c\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc5ec\ub7ec \uc870\ud68c \uc791\uc5c5\uc744 \uc9c0\uc815\ud55c \uacbd\uc6b0\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc774\uc804 \uc139\uc158\uc5d0\uc11c \uc124\uba85\ud588\ub4ef\uc774, \ud558\ub098 \uc774\uc0c1\uc758 \ubba4\ud2b8 \uc791\uc5c5\uc774 \uc2e4\ud328\ud558\ub294 \uc5ec\ub7ec \uac1c\uc758 \ubba4\ud2b8 \uc791\uc5c5\uc740 <code>\ub2e4\uc911 \ub3cc\uc5f0\ubcc0\uc774 \uc608\uc678<\/code> \uac00 \ub358\uc838\uc9c0\ub294 \uac83\uc744 \ubc29\uc9c0\ud569\ub2c8\ub2e4. \uc774 \uc608\uc678\uc5d0\ub294 <code>\uccab \ubc88\uc9f8 \uc2e4\ud328 \uc778\ub371\uc2a4()<\/code> \uadf8\ub9ac\uace0 <code>\uccab \ubc88\uc9f8 \uc2e4\ud328 \uc0c1\ud0dc()<\/code> \uba54\uc11c\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc804\uccb4 \uc791\uc5c5 \uc2e4\ud328\uc758 \uc6d0\uc778\uc774 \ub41c \uc0ac\uc591\uc5d0 \ub300\ud55c \uc815\ubcf4\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 id=\"toc_5\">\uacb0\ub860<\/h2>\n<p>\uc774 \uc0c8\ub85c\uc6b4 \uae30\ub2a5\uc758 \ud6cc\ub96d\ud55c \uc0ac\uc6a9 \uc0ac\ub840\ub97c \ucc3e\uc544\ubcf4\uc2dc\uace0 \ub9c8\uc74c\uc5d0 \ub4dc\uc168\uc73c\uba74 \uc88b\uaca0\uc2b5\ub2c8\ub2e4! \uadf8\ub7ec\ub2c8 \uc9c0\uae08 \ubc14\ub85c <a href=\"https:\/\/www.couchbase.com\/blog\/ko\/nosql-databases\/downloads\/\">Couchbase 4.5 \ubca0\ud0c0<\/a>API\ub97c \uc0ac\uc6a9\ud574 \ubcf4\uc2dc\uace0, \uc8fc\uc800\ud558\uc9c0 \ub9c8\uc138\uc694. <a href=\"https:\/\/www.couchbase.com\/blog\/ko\/forums\/c\/java-sdk\/\">\ud53c\ub4dc\ubc31<\/a>!<\/p>\n<p>\uadf8\ub3d9\uc548 <strong>\ud589\ubcf5\ud55c \ucf54\ub529<\/strong>! &#8211; <em>Java SDK \ud300<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>In this blog post we&#8217;ll introduce an exciting new feature of the upcoming Couchbase Server version 4.5 (codename Watson), now in Beta. We are talking about the Sub-Document API (shortened to subdoc). What Is It About? The Client API Lookup [&hellip;]<\/p>","protected":false},"author":48,"featured_media":13873,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[1816,1818],"tags":[1466,1587,1586],"ppma_author":[9022],"class_list":["post-2150","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-couchbase-server","category-java","tag-preview","tag-subdoc","tag-subdocument"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.8 (Yoast SEO v25.8) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Getting Leaner with SubDocument and the Java SDK<\/title>\n<meta name=\"description\" content=\"Check the exciting new feature (updates) of upcoming Couchbase Server version 4.5 Beta version and Java SDK 2.2.6. Learn more about SubDocument API.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.couchbase.com\/blog\/ko\/subdocument-couchbase-java-sdk\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Getting Leaner with SubDocument and the Java SDK\" \/>\n<meta property=\"og:description\" content=\"Check the exciting new feature (updates) of upcoming Couchbase Server version 4.5 Beta version and Java SDK 2.2.6. 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