{"id":24490,"date":"2026-10-07T14:49:06","date_gmt":"2026-10-07T05:49:06","guid":{"rendered":"https:\/\/sparrow.im\/kr\/?post_type=glossary&#038;p=24490"},"modified":"2026-10-19T14:15:02","modified_gmt":"2026-10-19T05:15:02","slug":"sql-%ec%82%bd%ec%9e%85","status":"publish","type":"glossary","link":"https:\/\/sparrow.im\/kr\/info\/glossary\/s\/sql-%ec%82%bd%ec%9e%85\/","title":{"rendered":"SQL \uc0bd\uc785"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"24490\" class=\"elementor elementor-24490\" data-elementor-post-type=\"glossary\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fdd2309 e-ecs-flex e-flex e-con-boxed e-con e-parent\" data-id=\"fdd2309\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[],&quot;ecs_container_type&quot;:&quot;flex&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-31106fc elementor-widget elementor-widget-heading\" data-id=\"31106fc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">SQL \uc0bd\uc785<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e7337d0 elementor-widget elementor-widget-text-editor\" data-id=\"e7337d0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>SQL \uc0bd\uc785(SQL Injection)\uc740 \uacf5\uaca9\uc790\uac00 \uc785\ub825\uac12\uc5d0 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uba85\ub839\uc5b4(SQL)\ub97c \uc11e\uc5b4 \ub123\uc5b4 \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub97c \ub9c8\uc74c\ub300\ub85c \uc870\uc791\ud558\ub294 \ucde8\uc57d\uc810\uc785\ub2c8\ub2e4. \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc740 \uc0ac\uc6a9\uc790\uac00 \uc785\ub825\ud55c \uc544\uc774\ub514\ub098 \uac80\uc0c9\uc5b4\ub97c SQL \ubb38\uc5d0 \ub123\uc5b4 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \ud544\uc694\ud55c \uc815\ubcf4\ub97c \uc694\uccad\ud569\ub2c8\ub2e4. \uc774\ub54c \uc785\ub825\uac12\uc744 \ub2e8\uc21c\ud788 \ubb38\uc790\uc5f4\ub85c \uc774\uc5b4 \ubd99\uc5ec SQL \ubb38\uc744 \ub9cc\ub4e4\uba74, \uacf5\uaca9\uc790\uac00 \uc785\ub825\uac12\uc744 \uc870\uc791\ud574 \uc6d0\ub798 SQL \ubb38\uc758 \uc870\uac74\uc774\ub098 \uad6c\uc870\ub97c \ubc14\uafc0 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ub85c\uadf8\uc778 \ud654\uba74\uc5d0 \ud2b9\uc218\ud55c \uc785\ub825\uac12\uc744 \ub123\uc5b4 \ube44\ubc00\ubc88\ud638 \ud655\uc778 \uc870\uac74\uc744 \ubb34\ub825\ud654\ud558\uace0 \ub85c\uadf8\uc778\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p><p>\uacf5\uaca9\uc774 \uc131\uacf5\ud558\uba74 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc800\uc7a5\ub41c \uac1c\uc778\uc815\ubcf4, \uacc4\uc815 \uc815\ubcf4, \uc5c5\ubb34 \ub370\uc774\ud130 \ub4f1\uc774 \ub178\ucd9c\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub370\uc774\ud130\uac00 \ucd94\uac00, \uc218\uc815, \uc0ad\uc81c\ub420 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \uc4f0\ub294 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uacc4\uc815\uc758 \uad8c\ud55c\uc774 \ub192\ub2e4\uba74 \ud53c\ud574\uac00 \ub354 \ucee4\uc9d1\ub2c8\ub2e4. \uacf5\uaca9\uc790\uac00 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uad00\ub9ac \uae30\ub2a5\uc744 \uc4f0\uac70\ub098, \ud53c\ud574\uac00 \ub2e4\ub978 \uc2dc\uc2a4\ud15c\uc73c\ub85c \ubc88\uc9c8 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p><p>\uac00\uc7a5 \uc911\uc694\ud55c \ubc29\uc5b4 \ubc29\ubc95\uc740 Prepared Statement(Parameterized Query)\ub97c \uc4f0\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774 \ubc29\uc2dd\uc740 SQL \ubb38\uc758 \uad6c\uc870\uc640 \uc0ac\uc6a9\uc790 \uc785\ub825\uac12\uc744 \ubd84\ub9ac\ud574\uc11c \ucc98\ub9ac\ud569\ub2c8\ub2e4. \uc785\ub825\uac12\uc740 \ud56d\uc0c1 \ub370\uc774\ud130\ub85c\ub9cc \ucc98\ub9ac\ub418\ubbc0\ub85c SQL \ubb38\uc758 \uad6c\uc870\uac00 \ubc14\ub00c\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. ORM \uac19\uc740 \ub370\uc774\ud130 \uc811\uadfc \ud504\ub808\uc784\uc6cc\ud06c\ub97c \uc4f0\ub354\ub77c\ub3c4, \ubb38\uc790\uc5f4\uc744 \uc774\uc5b4 \ubd99\uc5ec \ucffc\ub9ac\ub97c \ub9cc\ub4dc\ub294 \ubd80\ubd84\uc740 \uc8fc\uc758\ud574\uc57c \ud569\ub2c8\ub2e4. \ud5c8\uc6a9\ub41c \uc785\ub825\uac12\ub9cc \ubc1b\ub3c4\ub85d \uac80\uc99d\ud558\uace0, \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uacc4\uc815\uc5d0\ub294 \uaf2d \ud544\uc694\ud55c \ucd5c\uc18c\ud55c\uc758 \uad8c\ud55c\ub9cc \uc8fc\ub294 \uac83\ub3c4 \uc88b\uc2b5\ub2c8\ub2e4.<\/p><p>SQL \uc0bd\uc785\uc740 \uc624\ub798\uc804\ubd80\ud130 \uc54c\ub824\uc9c4 \ub300\ud45c\uc801\uc778 \uc778\uc81d\uc158(Injection) \ucde8\uc57d\uc810\uc785\ub2c8\ub2e4. \uadf8\ub7fc\uc5d0\ub3c4 \uc9c0\uae08\ub3c4 \uc2e4\uc81c \uc18c\ud504\ud2b8\uc6e8\uc5b4\uc5d0\uc11c \uacc4\uc18d \ubc1c\uacac\ub418\ub294 \uc911\uc694\ud55c \ubcf4\uc548 \ubb38\uc81c\uc785\ub2c8\ub2e4.<\/p><p>\ub300\ud45c \uc0ac\ub840\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. 2008\ub144 \ubbf8\uad6d \uacb0\uc81c \ucc98\ub9ac \uc5c5\uccb4 Heartland Payment Systems\ub294 SQL \uc0bd\uc785 \uacf5\uaca9\uc744 \uc2dc\uc791\uc73c\ub85c \uc57d 1\uc5b5 3\ucc9c\ub9cc \uac74\uc758 \uce74\ub4dc \uc815\ubcf4\ub97c \uc720\ucd9c\ub2f9\ud588\uc2b5\ub2c8\ub2e4. \ub610\ud55c 2023\ub144 \ub79c\uc12c\uc6e8\uc5b4 \uc870\uc9c1 Cl0p\uc774 \ud30c\uc77c \uc804\uc1a1 \uc194\ub8e8\uc158 MOVEit Transfer\uc758 SQL \uc0bd\uc785 \ucde8\uc57d\uc810\uc744 \uc545\uc6a9\ud574, \uc804 \uc138\uacc4 2,700\uc5ec \uac1c \uae30\uad00\uc5d0\uc11c 9\ucc9c\ub9cc \uba85 \uc774\uc0c1\uc758 \uac1c\uc778\uc815\ubcf4\ub97c \ud0c8\ucde8\ud588\uc2b5\ub2c8\ub2e4.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a086567 elementor-section-full_width elementor-section-stretched elementor-section-height-default elementor-section-height-default\" data-id=\"a086567\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[],&quot;stretch_section&quot;:&quot;section-stretched&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"make-column-clickable-elementor elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-b1587ee product-contact column-1\" data-column-clickable=\"\/kr\/contact\" data-column-clickable-blank=\"_blank\" data-id=\"b1587ee\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\"><a href=\"\/kr\/contact\" target=\"_blank\" class=\"make-column-clickable-link\"><span class=\"make-column-clickable-text\">\ubb38\uc758\ud558\uae30<\/span><\/a>\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-533893c elementor-section-height-min-height elementor-section-boxed elementor-section-height-default\" data-id=\"533893c\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-190f9d6\" data-id=\"190f9d6\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a18244b elementor-widget__width-auto product-label elementor-widget elementor-widget-heading\" data-id=\"a18244b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"\/kr\/contact\" target=\"_blank\">\ubb38\uc758\ud558\uae30<\/a><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f5f912 product-desc elementor-widget elementor-widget-heading\" data-id=\"4f5f912\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/sparrow.im\/kr\/contact\" target=\"_blank\">\uc2a4\ud328\ub85c\uc6b0 \uc601\uc5c5 \ub2f4\ub2f9\uc790<\/a><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cde0bf1 product-desc elementor-widget elementor-widget-heading\" data-id=\"cde0bf1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/sparrow.im\/kr\/contact\" target=\"_blank\">\ub9cc\ub098\ub7ec \uac00\uae30<\/a><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0a5c3a5 product-shortcuts elementor-widget elementor-widget-image\" data-id=\"0a5c3a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/sparrow.im\/kr\/contact\" target=\"_blank\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"32\" height=\"32\" src=\"https:\/\/sparrow.im\/kr\/wp-content\/uploads\/sites\/2\/2025\/03\/arrow.png\" class=\"attachment-large size-large wp-image-12461\" alt=\"\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-d8e701f\" data-id=\"d8e701f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b43995c product-icon elementor-widget elementor-widget-image\" data-id=\"b43995c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"171\" height=\"167\" src=\"https:\/\/sparrow.im\/kr\/wp-content\/uploads\/sites\/2\/2026\/03\/\ud5e4\ub4dc\uc14b@2x.png\" class=\"attachment-full size-full wp-image-21815\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"make-column-clickable-elementor elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-e2c1946 product-contact column-2\" data-column-clickable=\"https:\/\/sparrow.im\/kr\/content-center?blog_content=content-secure-article\" data-column-clickable-blank=\"_blank\" data-id=\"e2c1946\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\"><a href=\"https:\/\/sparrow.im\/kr\/content-center?blog_content=content-secure-article\" target=\"_blank\" class=\"make-column-clickable-link\"><span class=\"make-column-clickable-text\">\ucf58\ud150\uce20\uc13c\ud130<\/span><\/a>\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-1484984 elementor-section-height-min-height elementor-section-boxed elementor-section-height-default\" data-id=\"1484984\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-5fe6e1f\" data-id=\"5fe6e1f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e99af70 elementor-widget__width-auto product-label elementor-widget elementor-widget-heading\" data-id=\"e99af70\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/sparrow.im\/kr\/content-center?blog_content=content-secure-article\" target=\"_blank\">\ucf58\ud150\uce20\uc13c\ud130<\/a><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7556597 product-desc elementor-widget elementor-widget-heading\" data-id=\"7556597\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/sparrow.im\/kr\/content-center?blog_content=content-secure-article\" target=\"_blank\">\ubcf4\uc548\uc544\ud2f0\ud074<\/a><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-074d783 product-desc elementor-widget elementor-widget-heading\" data-id=\"074d783\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/sparrow.im\/kr\/content-center?blog_content=content-secure-article\" target=\"_blank\">\ub354 \uc790\uc138\ud788 \ubcf4\uae30<\/a><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c604272 product-shortcuts elementor-widget elementor-widget-image\" data-id=\"c604272\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/sparrow.im\/kr\/content-center?blog_content=content-secure-article\" target=\"_blank\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"32\" height=\"32\" src=\"https:\/\/sparrow.im\/kr\/wp-content\/uploads\/sites\/2\/2025\/03\/arrow.png\" class=\"attachment-large size-large wp-image-12461\" alt=\"\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-dc18adc\" data-id=\"dc18adc\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7af7233 product-icon elementor-widget elementor-widget-image\" data-id=\"7af7233\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"152\" height=\"181\" src=\"https:\/\/sparrow.im\/kr\/wp-content\/uploads\/sites\/2\/2026\/10\/\ucf58\ud150\uce202@2x.png\" class=\"attachment-full size-full wp-image-24566\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"featured_media":0,"parent":14483,"menu_order":0,"template":"elementor_theme","class_list":["post-24490","glossary","type-glossary","status-publish","hentry"],"acf":[],"permalink_manager":null,"_links":{"self":[{"href":"https:\/\/sparrow.im\/kr\/wp-json\/wp\/v2\/glossary\/24490","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sparrow.im\/kr\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/sparrow.im\/kr\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":61,"href":"https:\/\/sparrow.im\/kr\/wp-json\/wp\/v2\/glossary\/24490\/revisions"}],"predecessor-version":[{"id":24817,"href":"https:\/\/sparrow.im\/kr\/wp-json\/wp\/v2\/glossary\/24490\/revisions\/24817"}],"up":[{"embeddable":true,"href":"https:\/\/sparrow.im\/kr\/wp-json\/wp\/v2\/glossary\/14483"}],"wp:attachment":[{"href":"https:\/\/sparrow.im\/kr\/wp-json\/wp\/v2\/media?parent=24490"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}