<\/span><\/h3>\n\n\n\nETL\uc740 \ucd94\ucd9c(Extract), \ubcc0\ud658(Transform), \uc801\uc7ac(Load)\ub97c \uc758\ubbf8\ud558\uba70, \ud558\ub098 \uc774\uc0c1\uc758 \ub370\uc774\ud130 \uc18c\uc2a4\ub97c \ubaa9\ud45c\ub85c \ud558\ub294 \ud615\uc2dd\uc774\ub098 \uad6c\uc870\ub85c \ub370\uc774\ud130\ub97c \ubcc0\ud658\ud558\uace0, \ub370\uc774\ud130 \uc6e8\uc5b4\ud558\uc6b0\uc2a4, \ub370\uc774\ud130 \ub9c8\ud2b8 \ub4f1 \ub2e4\uc591\ud55c \uc2dc\uc2a4\ud15c\uc5d0 \uc800\uc7a5\ud558\ub294 \ub370\uc774\ud130 \ud1b5\ud569 \ud504\ub85c\uc138\uc2a4\uc785\ub2c8\ub2e4. <\/p>\n\n\n\n
<\/span>2) FTP<\/span><\/h3>\n\n\n\nFTP(File Transfer Protocol)\uc740 TCP\/IP \ub610\ub294 UDP \ud504\ub85c\ud1a0\ucf5c\uc744 \ud1b5\ud574 \uc11c\ubc84\uc640 \ud074\ub77c\uc774\uc5b8\ud2b8 \uc0ac\uc774\uc758 \ub300\ub7c9 \ud30c\uc77c(\ub370\uc774\ud130)\uc744 \uc1a1\/\uc218\uc2e0\ud558\ub294 \uae30\uc220\uc785\ub2c8\ub2e4. \uc778\ud130\ub137\uc744 \ud1b5\ud55c \ud30c\uc77c \uc1a1\uc218\uc2e0 \uc804\uc6a9\uc73c\ub85c \ub9cc\ub4e4\uc5b4\uc838 \ubc29\uc2dd\uc774 \ub2e8\uc21c\ud558\uba70, \ube60\ub978 \uc18d\ub3c4\ub85c \ud30c\uc77c\uc744 \uc8fc\uace0 \ubc1b\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n\n\n\n
<\/span>3) API<\/span><\/h3>\n\n\n\nAPI(Application Programming Interface)\ub294 \ub450 \uc2dc\uc2a4\ud15c \uac04 \uc5f0\ub3d9\uc744 \ud1b5\ud574 \uc2e4\uc2dc\uac04\uc73c\ub85c \ub370\uc774\ud130\ub97c \uc11c\ub85c \ud1b5\uc2e0(\uc1a1\uc218\uc2e0)\ud560 \uc218 \uc788\ub294 \uae30\uc220\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc77c\ub840\ub85c \uc6b0\ub9ac\uac00 \ub9e4\uc77c \ud655\uc778\ud558\ub294 \ud734\ub300\ud3f0 \ub0a0\uc528 \uc571\uc740 API\ub97c \ud1b5\ud574 \uae30\uc0c1\uccad \uc2dc\uc2a4\ud15c(\uae30\uc0c1 \ub370\uc774\ud130)\uacfc\uc758 \uc5f0\ub3d9\ud558\uc5ec \ub9e4\uc77c \ucd5c\uc2e0 \ub0a0\uc528 \uc815\ubcf4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n
<\/span>4) DBToDB<\/span><\/h3>\n\n\n\nDBToDB\ub294 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uad00\ub9ac\uc2dc\uc2a4\ud15c(DBMS) \uac04\uc5d0 \ub370\uc774\ud130\ub97c \ub3d9\uae30\ud654 \ud558\uac70\ub098 \uc804\uc1a1\ud558\ub294 \uae30\ub2a5\uc744 \ub9d0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n
<\/span>5) \uc544\ud30c\uce58 \uc2a4\ucff1<\/span><\/h3>\n\n\n\n\uc544\ud30c\uce58 \uc2a4\ucff1(Sqoop)\uc740 \uad00\uacc4\ud615 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc758 \ub370\uc774\ud130\uc640 \ud558\ub461 \uac04\uc5d0 \ub370\uc774\ud130\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \uc804\uc1a1\ud558\ub294 \uae30\uc220\uc785\ub2c8\ub2e4. \ubaa8\ub4e0 \uc801\uc7ac \uacfc\uc815\uc744 \uc790\ub3d9\ud654\ud558\uba70, \ub9f5\ub9ac\ub4c0\uc2a4(\ub300\uc6a9\ub7c9 \ub370\uc774\ud130\ub97c \ubd84\uc0b0 \ucc98\ub9ac \ubaa9\uc801\uc73c\ub85c \uac1c\ubc1c\ub41c \ud504\ub85c\uadf8\ub798\ubc0d \ubaa8\ub378)\ub97c \ud1b5\ud574 \ub370\uc774\ud130\ub97c \uac00\uc838\uc624\uace0 \ub0b4\ubcf4\ub0b4\uae30 \ub54c\ubb38\uc5d0 \ubcd1\ub82c\ucc98\ub9ac\uac00 \uac00\ub2a5\ud569\ub2c8\ub2e4. <\/p>\n\n\n\n
<\/p>\n\n\n\n
<\/span>2. \ube44\uc815\ud615 \ub370\uc774\ud130 \uc218\uc9d1 \uae30\uc220<\/span><\/h2>\n\n\n\n\ube44\uc815\ud615 \ub370\uc774\ud130(Unstructured Data)\ub294 \uad6c\uc870\uac00 \uc815\ud574\uc9c0\uc9c0 \uc54a\uc740 \ub370\uc774\ud130\ub97c \ub9d0\ud558\uba70, \ub3d9\uc601\uc0c1, \uc774\ubbf8\uc9c0, \uc74c\uc131, \ubb38\uc11c \ub4f1\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n
<\/span>1) \ud06c\ub864\ub9c1<\/span><\/h3>\n\n\n\n\ud06c\ub864\ub9c1(Crawling)\uc740 \uc778\ud130\ub137\uc5d0\uc11c \uc81c\uacf5\ub418\ub294 \ub2e4\uc591\ud55c \uc6f9\uc0ac\uc774\ud2b8, SNS \ub4f1\uc73c\ub85c\ubd80\ud130 \uc6f9\ubb38\uc11c, \uc815\ubcf4 \ub4f1\uc744 \uc218\uc9d1\ud558\ub294 \uae30\uc220\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n