{"id":5471,"date":"2026-06-16T12:02:44","date_gmt":"2026-06-16T19:02:44","guid":{"rendered":"https:\/\/www.couchbase.com\/blog\/?p=5471"},"modified":"2026-06-16T12:02:44","modified_gmt":"2026-06-16T19:02:44","slug":"distributed-databases-overview-2","status":"publish","type":"post","link":"https:\/\/www.couchbase.com\/blog\/ko\/distributed-databases-overview-2\/","title":{"rendered":"\ubd84\uc0b0 \ub370\uc774\ud130\ubca0\uc774\uc2a4: \uac1c\uc694"},"content":{"rendered":"

\ubd84\uc0b0 \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub294 \ub124\ud2b8\uc6cc\ud06c\ub85c \uc5f0\uacb0\ub41c \uc5ec\ub7ec \uc11c\ubc84(\ub178\ub4dc)\uc5d0 \uac78\uccd0 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud558\uba70, \ud558\ub098\uc758 \ub2e8\uc77c \ub17c\ub9ac\uc801 \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub85c \uad00\ub9ac\ub429\ub2c8\ub2e4. \ubd84\uc0b0 \uc544\ud0a4\ud14d\ucc98\ub294 \uc218\ud3c9\uc801 \ud655\uc7a5(\uc800\ub834\ud55c \ubc94\uc6a9 \ub178\ub4dc\ub97c \ucd94\uac00\ud558\uc5ec \uc6a9\ub7c9 \uc99d\uac00)\uacfc \uc790\ub3d9 \ub370\uc774\ud130 \ubcf5\uc81c\ub97c \ud1b5\ud55c \uace0\uac00\uc6a9\uc131\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4. \uc8fc\uc694 \ubd84\uc0b0 \uc544\ud0a4\ud14d\ucc98\uc5d0\ub294 \ub450 \uac00\uc9c0\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ud558\ub098\uc758 \ub178\ub4dc\uac00 \ubaa8\ub4e0 \uc4f0\uae30 \uc791\uc5c5\uc744 \ub2f4\ub2f9\ud558\ub294 \uc8fc\/\ubd80(\ub9c8\uc2a4\ud130\/\uc2ac\ub808\uc774\ube0c) \ubc29\uc2dd\uacfc, \ub2e8\uc77c \ubcd1\ubaa9 \uc9c0\uc810 \uc5c6\uc774 \ubaa8\ub4e0 \ub178\ub4dc\uc5d0 \ub370\uc774\ud130\uac00 \ud30c\ud2f0\uc154\ub2dd\ub418\ub294 \uacf5\uc720 \ubb34\uc778\ud504\ub77c(shared-nothing) \ubc29\uc2dd\uc785\ub2c8\ub2e4. \uce74\uc6b0\uce58\ubca0\uc774\uc2a4(Couchbase)\ub294 \uc790\ub3d9 vBucket \uae30\ubc18 \ub370\uc774\ud130 \ubd84\uc0b0\uc774 \uc801\uc6a9\ub41c \uacf5\uc720 \ubb34\uc778\ud504\ub77c \uc544\ud0a4\ud14d\ucc98\ub97c \uc0ac\uc6a9\ud558\uc5ec, \ud0c4\ub825\uc801\uc778 \ud655\uc7a5\uc131\uacfc \uc0c1\uc2dc \uac00\ub3d9 \uac00\uc6a9\uc131\uc774 \ud544\uc694\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc790\uc5f0\uc2a4\ub7fd\uac8c \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc8fc\/\ubcf4\uc870 \ub300 \uacf5\uc720-\ub098\u30c3\u30b7\u30f3\u30b0 \uc544\ud0a4\ud14d\ucc98<\/h2>\n\n\n\n
\ucc28\uc6d0<\/strong><\/td>\uc8fc\/\ubd80 (\ub9c8\uc2a4\ud130\/\uc2ac\ub808\uc774\ube0c)<\/strong><\/td>Shared-Nothing (\ub9c8\uc2a4\ud130\ub9ac\uc2a4)<\/strong><\/td><\/tr>
\ub370\uc774\ud130 \uc18c\uc720\uad8c<\/td>\uae30\ubcf8(Primary)\uc758 \ubaa8\ub4e0 \ub370\uc774\ud130; \ubcf4\uc870(Secondary)\ub294 \uc77d\uae30 \uc804\uc6a9 \ubcf5\uc81c\ubcf8\uc785\ub2c8\ub2e4<\/td>\ubaa8\ub4e0 \ub178\ub4dc\uc5d0 \ubd84\ud560\ub41c \ub370\uc774\ud130, \ub2e8\uc77c \uc18c\uc720\uc790 \uc5c6\uc74c<\/td><\/tr>
\uc4f0\uae30 \ud655\uc7a5\uc131<\/td>\uc81c\ud55c\ub428: \ubaa8\ub4e0 \uc4f0\uae30 \uc791\uc5c5\uc740 \ud558\ub098\uc758 \ud504\ub77c\uc774\uba38\ub9ac\ub85c \uc804\ub2ec\ub428<\/td>Linear: \uc4f0\uae30\uac00 \ubaa8\ub4e0 \ub178\ub4dc\uc5d0 \ubd84\uc0b0\ub428<\/td><\/tr>
\uc77d\uae30 \ud655\uc7a5\uc131<\/td>\uc88b\uc2b5\ub2c8\ub2e4, \uc77d\uae30 \uc791\uc5c5\uc774 \ubcf4\uc870 \uc11c\ubc84\uc5d0\uc11c \ucc98\ub9ac\ub420 \uc218 \uc788\ub2e4\uba74\uc694<\/td>\uc6b0\uc218\ud568: \ubaa8\ub4e0 \ub178\ub4dc\uc5d0 \ubd84\uc0b0\ub41c \uc77d\uae30 \uc791\uc5c5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\uc218\ud3c9 \ud655\uc7a5<\/h2>\n\n\n\n

\uc18c\uc218\uc758 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uacfc \ub370\uc774\ud130\ub97c \uc704\ud55c \ub2e8\uc77c \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc11c\ubc84\ub294 \uc5ed\uc0ac\uc801\uc73c\ub85c \uc798 \uc791\ub3d9\ud574\uc654\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ub300\uaddc\ubaa8\uc758 \uc77c\ubc18 \uc0ac\uc6a9\uc790 \uae30\ubc18\uc5d0 \ub178\ucd9c\ub420 \uacbd\uc6b0, \uc774\ub7ec\ud55c \uc11c\ubc84\uc758 \uc6a9\ub7c9\uc744 \ub298\ub9ac\ub294 \uc720\uc77c\ud55c \ubc29\ubc95\uc740 \ub354 \ube44\uc2fc \uc11c\ubc84\ub85c \uc5c5\uadf8\ub808\uc774\ub4dc\ud558\ub294 \uac83\ubfd0\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc6a9\ub7c9\uc744 \ub298\ub9ac\uae30 \uc704\ud574 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc18c\ud504\ud2b8\uc6e8\uc5b4\ub97c \ub354 \ub9ce\uc740 \uba54\ubaa8\ub9ac, \ub354 \ub9ce\uc740 \ub514\uc2a4\ud06c \uacf5\uac04, \ub354 \ub9ce\uc740 \ud504\ub85c\uc138\uc11c\ub97c \uac16\ucd98 \ub2e4\ub978 \ub2e8\uc77c \uba38\uc2e0\uc73c\ub85c \uc774\uc804\ud558\uc138\uc694. \uc774\ub97c \u201c\uc218\uc9c1\uc801 \ud655\uc7a5(vertical scaling)\u201d\uc774\ub77c\uace0 \ud569\ub2c8\ub2e4. \uc774 \uc811\uadfc \ubc29\uc2dd\uc758 \ub2e8\uc810\uc740 \ub2e4\uc6b4\ud0c0\uc784\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\ub2e4\ub294 \uc810\uc785\ub2c8\ub2e4. \ub610\ud55c \ub2e8\uc77c \uba38\uc2e0\uc5d0\uc11c \uc5bb\uc744 \uc218 \uc788\ub294 \uc131\ub2a5\uc5d0\ub294 \ud55c\uacc4\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\uc548\ud0c0\uae5d\uac8c\ub3c4 \ub9ce\uc740 \ub370\uc774\ud130\ubca0\uc774\uc2a4, \ud2b9\ud788 \uad00\uacc4\ud615 \ub370\uc774\ud130\ubca0\uc774\uc2a4(RDBMS)\ub294 \ubd84\uc0b0 \ubc0f \ud074\ub7ec\uc2a4\ud130\ub9c1\ub418\ub3c4\ub85d \uc124\uacc4\ub418\uc9c0 \uc54a\uc558\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud558\uc9c0\ub9cc \ubd84\uc0b0 \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub294 \ucc98\uc74c\ubd80\ud130 \ud0c4\ub825\uc801 \ud655\uc7a5\uc131\uc744 \uc9c0\uc6d0\ud558\ub3c4\ub85d \ub9cc\ub4e4\uc5b4\uc9d1\ub2c8\ub2e4. \ub354 \ub9ce\uc740 \ubd80\ud558\ub97c \ucc98\ub9ac\ud558\uae30 \uc704\ud574 \ub354 \ub9ce\uc740 \ub9ac\uc18c\uc2a4\ub97c \ucd94\uac00\ud574\uc57c \ud569\ub2c8\uae4c? \ud558\ub098 \uc774\uc0c1\uc758 \ucd94\uac00 \uc7a5\uc5d0 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc18c\ud504\ud2b8\uc6e8\uc5b4\ub97c \uc124\uce58\ud558\uace0 \uc774\ub97c \ud074\ub7ec\uc2a4\ud130\uc5d0 \ucd94\uac00\ud558\uae30\ub9cc \ud558\uba74 \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\uadf8\ub7f0 \ub2e4\uc74c \ud544\uc694\ud560 \ub54c \ud074\ub7ec\uc2a4\ud130\uc5d0 \uc800\ub834\ud55c \ubc94\uc6a9 \uc7a5\ube44\ub97c \ucd94\uac00\ud558\uc2ed\uc2dc\uc624. \ub354 \uc774\uc0c1 \ud544\uc694\ud558\uc9c0 \uc54a\uc740 \uacbd\uc6b0 \uc81c\uac70\ud558\uace0 \uaddc\ubaa8\ub97c \ucd95\uc18c\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc8fc\/\ubcf4\uc870 \uc544\ud0a4\ud14d\ucc98<\/strong><\/p>\n\n\n\n

\uc8fc\/\ubd80(primary\/secondary) \uc544\ud0a4\ud14d\ucc98\uc5d0\uc11c\ub294 \uc9c0\uc815\ub41c \u201c\uc8fc(primary)\u201d \uc11c\ubc84\uac00 \uc874\uc7ac\ud569\ub2c8\ub2e4. \uc774 \uc11c\ubc84\ub294 \ubaa8\ub4e0 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud558\uace0 \ubaa8\ub4e0 \ub370\uc774\ud130 \uc694\uccad\uc744 \ucc98\ub9ac\ud569\ub2c8\ub2e4. \ud558\ub098 \uc774\uc0c1\uc758 \u201c\ubd80(secondary)\u201d \uc11c\ubc84\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uc11c\ubc84\ub4e4\uc740 \ub3d9\uae30\ud654 \uc0c1\ud0dc\ub97c \uc720\uc9c0\ud558\uace0 \ub370\uc774\ud130\uc758 \uc644\uc804\ud55c \ubcf5\uc81c\ubcf8\uc744 \uc800\uc7a5\ud558\uae30 \uc704\ud574 \uc8fc \uc11c\ubc84\ub85c\ubd80\ud130 \ub370\uc774\ud130 \uc5c5\ub370\uc774\ud2b8\ub97c \ubc1b\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc8fc \uc11c\ubc84\uac00 \uc624\ud504\ub77c\uc778 \uc0c1\ud0dc\uac00 \ub418\uba74(\ub2e4\uc6b4\ub418\uba74), \ub098\uba38\uc9c0 \uc11c\ubc84\ub4e4(\uadf8\ub9ac\uace0\/\ub610\ub294 \ucf54\ub514\ub124\uc774\uc158 \uc11c\ubc84\ub4e4)\uc774 \ubcf4\uc870 \uc11c\ubc84 \uc911 \ud558\ub098\ub97c \uc0c8\ub85c\uc6b4 \uc8fc \uc11c\ubc84\ub85c \uc784\uba85\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\uc544\ud0a4\ud14d\ud2b8\ub4e4\uc740 \uc804\ud1b5\uc801\uc778 \ube44\ubd84\uc0b0\ud615 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uace0\uac00\uc6a9\uc131\uc744 \uc81c\uacf5\ud558\uae30 \uc704\ud574 \uc774 \ud328\ud134\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc774 \uc544\ud0a4\ud14d\ucc98\ub294 \uc99d\uac00\ub41c \ubd80\ud558 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\ub294 \ub370\ub294 \ud070 \ub3c4\uc6c0\uc774 \ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc774\ub97c \ub2ec\uc131\ud558\uae30 \uc704\ud574, \uc0e4\ub529<\/em> \ubc18\ub4dc\uc2dc \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uacf5\uc720\ubb34\uad00 \ubd84\uc0b0 \ub370\uc774\ud130\ubca0\uc774\uc2a4<\/h3>\n\n\n\n

\uacf5\uc720\ubb34\uad00(Shared-nothing) \uc544\ud0a4\ud14d\ucc98\ub294 \ub370\uc774\ud130\ub97c \u201c\uc0e4\ub4dc\u201d\ub77c\uace0 \ubcf4\ud1b5 \ubd88\ub9ac\ub294 \ud30c\ud2f0\uc158\uc73c\ub85c \ucabc\uac1c\ub294 \uac83\uc744 \ud3ec\ud568\ud569\ub2c8\ub2e4. \uac01 \uc0e4\ub4dc\ub294 \ud074\ub7ec\uc2a4\ud130 \ub0b4\uc758 \uac1c\ubcc4 \uc11c\ubc84(\ub178\ub4dc)\uc5d0 \uc874\uc7ac\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, 300\uac1c\uc758 \ub808\ucf54\ub4dc\uc640 3\uac1c\uc758 \ub178\ub4dc\uac00 \uc788\ub2e4\uba74 \uac01 \ub178\ub4dc\ub294 (\uc774\uc0c1\uc801\uc73c\ub85c) 100\uac1c\uc758 \ub808\ucf54\ub4dc\ub97c \uc800\uc7a5\ud558\uac8c \ub429\ub2c8\ub2e4. \ucd94\uac00\ub418\ub294 \uac01 \ub178\ub4dc\ub294 \ub370\uc774\ud130\ub97c \ub354\uc6b1 \ubd84\ud560\ud558\uace0 \ud544\uc694\uc5d0 \ub530\ub77c \ubd80\ud558\ub97c \uacc4\uc18d\ud574\uc11c \ubd84\uc0b0\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\ud074\ub7ec\uc2a4\ud130\ub294 \ub610\ud55c \uace0\uac00\uc6a9\uc131\uc744 \uc720\uc9c0\ud558\uae30 \uc704\ud574 \ub178\ub4dc \uac04\uc5d0 \uc0e4\ub4dc\ub97c \ubcf5\uc81c\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ub178\ub4dc 1\uc5d0 \ud65c\uc131 \uc0e4\ub4dc A\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\ub2e4\uba74 \ub178\ub4dc 2\uc5d0\ub294 \ubcf5\uc81c\ubcf8 \uc0e4\ub4dc A\uac00 \ud3ec\ud568\ub418\ub294 \uc2dd\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uadf8\ub7f0 \ub2e4\uc74c, \ub178\ub4dc 3\uc774 \uc624\ud504\ub77c\uc778 \uc0c1\ud0dc\uac00 \ub418\uba74 \ud074\ub7ec\uc2a4\ud130\ub294 \ubd84\uc0b0 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \ud074\ub7ec\uc2a4\ud130 \uc804\uccb4\ub97c \uc628\ub77c\uc778 \uc0c1\ud0dc\ub85c \uc720\uc9c0\ud558\uae30 \uc704\ud574 \uc0e4\ub4dc C\uc758 \ubcf5\uc81c\ubcf8\uc744 \ud65c\uc131 \uc0c1\ud0dc\ub85c \uc2b9\uaca9\uc2dc\ud0b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\uad00\uacc4\ud615 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc758 \ubcf8\uc9c8\uc740 \uac1c\ubcc4 \ub370\uc774\ud130 \ud589\ub4e4\uc744 \uae34\ubc00\ud558\uac8c \uacb0\ud569\ub41c \ud14c\uc774\ube14 \uc548\uc5d0 \ud568\uaed8 \uc800\uc7a5\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \ubd84\uc0b0 SQL \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub294 \uad6c\ud604\uc774 \uc5b4\ub824\uc6cc\uc9d1\ub2c8\ub2e4. \uc774\uac83\uc774 \ubc14\ub85c \ud074\ub7ec\uc2a4\ud130\ub9c1, \uace0\uac00\uc6a9\uc131, \uadf8\ub9ac\uace0 \ubcf5\uc81c \uae30\ub2a5\uc774 \ub9e4\uc6b0 \uc911\uc694\ud560 \ub54c \uc870\uc9c1\ub4e4\uc774 \uc885\uc885 NoSQL\uc744 \uc120\ud0dd\ud558\ub294 \uc774\uc720\uc785\ub2c8\ub2e4. NoSQL\uc740 \ud14c\uc774\ube14 \uc678\uc5d0\ub294 \uc874\uc7ac\ud560 \uc218 \uc5c6\ub294 \uc5c4\uaca9\ud558\uac8c \uacb0\ud569\ub41c \ub370\uc774\ud130\ub97c \ud3ec\uae30\ud558\ub294 \ub300\uc2e0, \ud074\ub7ec\uc2a4\ud130 \ub0b4\uc758 \uc5b4\ub5a4 \uc0e4\ub4dc\uc5d0\ub3c4 \uc874\uc7ac\ud560 \uc218 \uc788\ub294 \ub3c5\ub9bd\uc801\uc778 \ub370\uc774\ud130\uc640 \uad50\ud658\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubd84\uc0b0 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc608\uc2dc<\/h2>\n\n\n\n

\uc0ac\uc6a9\ud558\ub294 \ubd84\uc0b0 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \ub530\ub77c \uc0e4\ub529\uc740 \uc644\uc804\ud788 \uc790\ub3d9\uc77c \uc218\ub3c4 \uc788\uace0, \uacc4\ud68d\ud558\uace0 \uc720\uc9c0 \uad00\ub9ac\ud558\ub294 \ub370 \uc0c1\ub2f9\ud55c \ub178\ub825\uc774 \ud544\uc694\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc778\uae30 \uc788\ub294 \ub450 \uac00\uc9c0 NoSQL \ubd84\uc0b0 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640 \uadf8 \ucc28\uc774\uc810\uc5d0 \ub300\ud574 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uce74\uc6b0\uce58\ubca0\uc774\uc2a4\uac00 \ub370\uc774\ud130\ub97c \ubd84\uc0b0\ud558\ub294 \ubc29\ubc95: vBucket<\/h3>\n\n\n\n

\uce74\uc6b0\uce58\ubca0\uc774\uc2a4\ub294 \uacf5\uc720\ub098\uc2f1(shared-nothing) \ud074\ub7ec\uc2a4\ud130\uc758 \ub178\ub4dc\ub4e4\uc5d0 \ub370\uc774\ud130\ub97c \ubd84\uc0b0\ud558\uae30 \uc704\ud574 vBucket(\uac00\uc0c1 \ubc84\ud0b7)\uc774\ub77c\ub294 \uac1c\ub150\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \ud558\ub098\uc758 \ubc84\ud0b7\uc740 1024\uac1c\uc758 V\ubc85\uc2a4<\/a> \uae30\ubcf8\uc801\uc73c\ub85c. \uac01 vBucket\uc740 \ud65c\uc131 vBucket(\uae30\ubcf8 \ubcf5\uc0ac\ubcf8) \ubc0f \ub2e4\ub978 \ub178\ub4dc\uc758 \ud558\ub098 \uc774\uc0c1\uc758 \ubcf5\uc81c\ubcf8 vBucket\uc73c\ub85c\uc11c \ub178\ub4dc\uc5d0 \ud560\ub2f9\ub429\ub2c8\ub2e4. \ud074\ub7ec\uc2a4\ud130 \ub9e4\ub2c8\uc800\ub294 \ubaa8\ub4e0 SDK \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \uc911\uc559 \ub77c\uc6b0\ud130\ub098 \ud504\ub85d\uc2dc \uc5c6\uc774 \uc694\uccad\uc744 \uc62c\ubc14\ub978 \ub178\ub4dc\ub85c \uc9c1\uc811 \ub77c\uc6b0\ud305\ud558\ub294 \ub370 \uc0ac\uc6a9\ud558\ub294 vBucket \ub9f5\uc744 \uc720\uc9c0 \uad00\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

<\/p>","protected":false},"excerpt":{"rendered":"

A distributed database stores data across multiple servers (nodes) connected by a network, managed as a single logical database. Distributed architecture enables horizontal scaling (adding commodity nodes to increase capacity) and high availability through automatic data replication. 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