{"id":2414,"date":"2023-07-22T09:05:39","date_gmt":"2023-07-22T09:05:39","guid":{"rendered":"https:\/\/statorials.org\/ko\/mongodb%e1%84%82%e1%85%b3%e1%86%ab-null%e1%84%8b%e1%85%b5-%e1%84%8b%e1%85%a1%e1%84%82%e1%85%b5%e1%86%b8%e1%84%82%e1%85%b5%e1%84%83%e1%85%a1\/"},"modified":"2023-07-22T09:05:39","modified_gmt":"2023-07-22T09:05:39","slug":"mongodb%e1%84%82%e1%85%b3%e1%86%ab-null%e1%84%8b%e1%85%b5-%e1%84%8b%e1%85%a1%e1%84%82%e1%85%b5%e1%86%b8%e1%84%82%e1%85%b5%e1%84%83%e1%85%a1","status":"publish","type":"post","link":"https:\/\/statorials.org\/ko\/mongodb%e1%84%82%e1%85%b3%e1%86%ab-null%e1%84%8b%e1%85%b5-%e1%84%8b%e1%85%a1%e1%84%82%e1%85%b5%e1%86%b8%e1%84%82%e1%85%b5%e1%84%83%e1%85%a1\/","title":{"rendered":"Mongodb: "not null"\uc744 \ucffc\ub9ac\ud558\ub294 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c? \ud2b9\uc815 \uc9c0\uc5ed\uc5d0\uc11c"},"content":{"rendered":"

<\/p>\n

\n

\ub2e4\uc74c \uad6c\ubb38\uc744 \uc0ac\uc6a9\ud558\uc5ec MongoDB\uc5d0\uc11c \ud2b9\uc815 \ud544\ub4dc\uac00 null\uc774 \uc544\ub2cc \ubaa8\ub4e0 \ubb38\uc11c\ub97c \ucc3e\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n

 db.collection.find({\" field_name<\/span> \":{ $ne<\/span> : null<\/span> }}) \n<\/strong><\/pre>\n
 \ub2e4\uc74c \uc608\uc5d0\uc11c\ub294 \uc774 \uad6c\ubb38\uc744 \uc2e4\uc81c\ub85c \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4.<\/span><\/p>\n
 \uc608\uc2dc 1: \ud2b9\uc815 \ud544\ub4dc\uc5d0\uc11c “not null” \ucffc\ub9ac<\/strong><\/span><\/h3>\n
 \ub2e4\uc74c \ubb38\uc11c\ub97c \uac16\ucd98 \uc218\uc9d1 \ud300\uc774<\/span> \uc788\ub2e4\uace0 \uac00\uc815\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n
 db.teams.insertOne({team: \" Mavs<\/span> \", position: null<\/span> , points: 31<\/span> })<\/strong>\ndb.teams.insertOne({team: \" Spurs<\/span> \", position: \" Guard<\/span> \", points: 22<\/span> })<\/strong>\ndb.teams.insertOne({team: \" Rockets<\/span> \", position: null<\/span> , points: 19<\/span> })<\/strong>\ndb.teams.insertOne({team: \" Warriors<\/span> \", position: \" Forward<\/span> \", points: 26<\/span> })<\/strong>\ndb.teams.insertOne({team: \" Cavs<\/span> \", position: \" Guard<\/span> \", points: 33<\/span> })<\/strong><\/pre>\n
 \ub2e4\uc74c \ucf54\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec “position” \ud544\ub4dc\uac00 null\uc774 \uc544\ub2cc \ubaa8\ub4e0 \ubb38\uc11c\ub97c \ucc3e\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n
 db.teams.find({\" position<\/span> \":{ $ne<\/span> : null<\/span> }})\n<\/strong><\/pre>\n
 \uc774 \ucffc\ub9ac\ub294 \ub2e4\uc74c \ubb38\uc11c\ub97c \ubc18\ud658\ud569\ub2c8\ub2e4.<\/span><\/p>\n
 { _id: ObjectId(\"618bf18f35d8a762d3c28717\"),\n  team: 'Spurs',\n  position: 'Guard',\n  points: 22 }\n\n{ _id: ObjectId(\"618bf18f35d8a762d3c28719\"),\n  team: 'Warriors',\n  position: 'Forward',\n  points: 26 }\n\n{ _id: ObjectId(\"618bf18f35d8a762d3c2871a\"),\n  team: 'Cavs',\n  position: 'Guard',\n  points: 33 }<\/strong><\/pre>\n
 \ubc18\ud658\ub41c \uc720\uc77c\ud55c \ubb38\uc11c\ub294 “position” \ud544\ub4dc\uac00 null\uc774 \uc544\ub2cc \ubb38\uc11c\uc785\ub2c8\ub2e4.<\/span><\/p>\n
 \uc608\uc2dc 2:<\/strong><\/span> “not null”\uc5d0 \ub300\ud55c \ucffc\ub9ac(\ubaa8\ub4e0 \ubb38\uc11c\uc5d0 \ud574\ub2f9 \ud544\ub4dc\uac00 \ud3ec\ud568\ub418\uc9c0 \uc54a\uc740 \uacbd\uc6b0)<\/strong><\/span><\/h3>\n
 \ub2e4\uc74c \ubb38\uc11c\ub97c \uac16\ucd98 \uc218\uc9d1 \ud300\uc774<\/span> \uc788\ub2e4\uace0 \uac00\uc815\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n
 db.teams.insertOne({team: \" Mavs<\/span> \", position: null<\/span> , points: 31<\/span> })<\/strong>\ndb.teams.insertOne({team: \" Spurs<\/span> \", points: 22<\/span> })<\/strong>\ndb.teams.insertOne({team: \" Rockets<\/span> \", position: null<\/span> , points: 19<\/span> })<\/strong>\ndb.teams.insertOne({team: \" Warriors<\/span> \", position: \" Forward<\/span> \", points: 26<\/span> })<\/strong>\ndb.teams.insertOne({team: \" Cavs<\/span> \", position: \" Guard<\/span> \", points: 33<\/span> })<\/strong><\/pre>\n
 \uceec\ub809\uc158\uc758 \ub450 \ubc88\uc9f8 \ubb38\uc11c\uc5d0\ub294 “\uc704\uce58” \ud544\ub4dc\ub3c4 \uc5c6\ub2e4\ub294 \uc810\uc5d0 \uc720\uc758\ud558\uc138\uc694.<\/span><\/p>\n
 \ub2e4\uc74c \ucf54\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec “\uc704\uce58” \ud544\ub4dc\uac00 0\uc774 \uc544\ub2cc \ubaa8\ub4e0 \ubb38\uc11c\ub97c \ucc3e\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n
 db.teams.find({\" position<\/span> \":{ $ne<\/span> : null<\/span> }})\n<\/strong><\/pre>\n
 \uc774 \ucffc\ub9ac\ub294 \ub2e4\uc74c \ubb38\uc11c\ub97c \ubc18\ud658\ud569\ub2c8\ub2e4.<\/span><\/p>\n
 { _id: ObjectId(\"618bf18f35d8a762d3c28719\"),\n  team: 'Warriors',\n  position: 'Forward',\n  points: 26 }\n\n{ _id: ObjectId(\"618bf18f35d8a762d3c2871a\"),\n  team: 'Cavs',\n  position: 'Guard',\n  points: 33 }<\/strong><\/pre>\n
 \ub450 \ubc88\uc9f8 \ubb38\uc11c\uc5d0\ub294 “\uc704\uce58” \ud544\ub4dc\ub3c4 \uc5c6\uc73c\ubbc0\ub85c \ubc18\ud658\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n
 \ub610\ud55c “\uc704\uce58” \ud544\ub4dc\uc5d0 null<\/strong> \uac12\uc774 \uc788\ub294 \ub2e4\ub978 \ub450 \ubb38\uc11c\ub3c4 \ubc18\ud658\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/span><\/p>\n
 \uc694\uc57d<\/strong> : $ne:null<\/strong> \uad6c\ubb38\uc744 \uc0ac\uc6a9\ud558\uba74 \ud2b9\uc815 \ud544\ub4dc\uac00 \uc874\uc7ac \ud558\uace0<\/em> null\uc774 \uc544\ub2cc \ubb38\uc11c\ub9cc \ubc18\ud658\ub429\ub2c8\ub2e4.<\/span><\/p>\n
 \ucd94\uac00 \ub9ac\uc18c\uc2a4<\/strong><\/span><\/h3>\n
 \ub2e4\uc74c \ud29c\ud1a0\ub9ac\uc5bc\uc5d0\uc11c\ub294 MongoDB\uc5d0\uc11c \ub2e4\ub978 \uc77c\ubc18\uc801\uc778 \uc791\uc5c5\uc744 \uc218\ud589\ud558\ub294 \ubc29\ubc95\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.<\/span><\/p>\n
 MongoDB: “Like” \uc815\uaddc\uc2dd\uc744 \uc0ac\uc6a9\ud558\uc5ec \ucffc\ub9ac\ud558\ub294 \ubc29\ubc95<\/a>
 MongoDB: \ud544\ub4dc\uc5d0 \ubb38\uc790\uc5f4\uc774 \ud3ec\ud568\ub418\uc5b4 \uc788\ub294\uc9c0 \ud655\uc778\ud558\ub294 \ubc29\ubc95<\/a>
 MongoDB: \uceec\ub809\uc158\uc5d0 \uc0c8 \ud544\ub4dc\ub97c \ucd94\uac00\ud558\ub294 \ubc29\ubc95<\/a>
 MongoDB: \uac01 \ubb38\uc11c\uc5d0\uc11c \ud544\ub4dc\ub97c \uc81c\uac70\ud558\ub294 \ubc29\ubc95<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
\ub2e4\uc74c \uad6c\ubb38\uc744 \uc0ac\uc6a9\ud558\uc5ec MongoDB\uc5d0\uc11c \ud2b9\uc815 \ud544\ub4dc\uac00 null\uc774 \uc544\ub2cc \ubaa8\ub4e0 \ubb38\uc11c\ub97c \ucc3e\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. db.collection.find({” field_name “:{ $ne : null }}) \ub2e4\uc74c \uc608\uc5d0\uc11c\ub294 \uc774 \uad6c\ubb38\uc744 \uc2e4\uc81c\ub85c \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc608\uc2dc 1: \ud2b9\uc815 \ud544\ub4dc\uc5d0\uc11c “not null” \ucffc\ub9ac \ub2e4\uc74c \ubb38\uc11c\ub97c \uac16\ucd98 \uc218\uc9d1 \ud300\uc774 \uc788\ub2e4\uace0 \uac00\uc815\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. db.teams.insertOne({team: ” Mavs “, position: null , points: 31 }) db.teams.insertOne({team: ” […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"class_list":["post-2414","post","type-post","status-publish","format-standard","hentry","category-20"],"yoast_head":"\nMongoDB: \ud2b9\uc815 \ud544\ub4dc\uc5d0\uc11c "not null"\uc744 \uac80\uc0c9\ud558\ub294 \ubc29\ubc95 - Statorials<\/title>\n<meta name=\"description\" content=\"\uc774 \ud29c\ud1a0\ub9ac\uc5bc\uc5d0\uc11c\ub294 \ud2b9\uc815 \ud544\ub4dc\uc5d0\uc11c "null\uc774 \uc544\ub2cc" MongoDB \ubb38\uc11c\ub97c \ucffc\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/ko\/mongodb\u1102\u1173\u11ab-null\u110b\u1175-\u110b\u1161\u1102\u1175\u11b8\u1102\u1175\u1103\u1161\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"MongoDB: \ud2b9\uc815 \ud544\ub4dc\uc5d0\uc11c "not null"\uc744 \uac80\uc0c9\ud558\ub294 \ubc29\ubc95 - Statorials\" \/>\n<meta property=\"og:description\" content=\"\uc774 \ud29c\ud1a0\ub9ac\uc5bc\uc5d0\uc11c\ub294 \ud2b9\uc815 \ud544\ub4dc\uc5d0\uc11c "null\uc774 \uc544\ub2cc" MongoDB \ubb38\uc11c\ub97c \ucffc\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \uc124\uba85\ud569\ub2c8\ub2e4.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/ko\/mongodb\u1102\u1173\u11ab-null\u110b\u1175-\u110b\u1161\u1102\u1175\u11b8\u1102\u1175\u1103\u1161\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-22T09:05:39+00:00\" \/>\n<meta name=\"author\" content=\"\ubca4\uc790\ubbfc \uc564\ub354\uc2a8\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"\ubca4\uc790\ubbfc \uc564\ub354\uc2a8\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1\ubd84\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/ko\/mongodb%e1%84%82%e1%85%b3%e1%86%ab-null%e1%84%8b%e1%85%b5-%e1%84%8b%e1%85%a1%e1%84%82%e1%85%b5%e1%86%b8%e1%84%82%e1%85%b5%e1%84%83%e1%85%a1\/\",\"url\":\"https:\/\/statorials.org\/ko\/mongodb%e1%84%82%e1%85%b3%e1%86%ab-null%e1%84%8b%e1%85%b5-%e1%84%8b%e1%85%a1%e1%84%82%e1%85%b5%e1%86%b8%e1%84%82%e1%85%b5%e1%84%83%e1%85%a1\/\",\"name\":\"MongoDB: \ud2b9\uc815 \ud544\ub4dc\uc5d0\uc11c "not null"\uc744 \uac80\uc0c9\ud558\ub294 \ubc29\ubc95 - 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