{"id":2757,"date":"2023-07-20T20:34:55","date_gmt":"2023-07-20T20:34:55","guid":{"rendered":"https:\/\/statorials.org\/tr\/mongodb-dize-uzunlugu\/"},"modified":"2023-07-20T20:34:55","modified_gmt":"2023-07-20T20:34:55","slug":"mongodb-dize-uzunlugu","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/mongodb-dize-uzunlugu\/","title":{"rendered":"Mongodb: bir dizenin uzunlu\u011fu nas\u0131l bulunur?"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">MongoDB&#8217;de bir dizenin uzunlu\u011funu bulmak ve bu dize uzunlu\u011funu sorgularda kullanmak i\u00e7in a\u015fa\u011f\u0131daki y\u00f6ntemleri kullanabilirsiniz:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Y\u00f6ntem 1: Zincirin uzunlu\u011funu bulun<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.myCollection.aggregate([\n  { <span style=\"color: #3366ff;\">$project<\/span> : {\n        \"name\": 1,\n        \"length\": { <span style=\"color: #3366ff;\">$strLenCP<\/span> : \" <span style=\"color: #ff0000;\">$name<\/span> \" }\n  }}\n])\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Y\u00f6ntem 2: Dizesi belirli bir uzunluktan b\u00fcy\u00fck olan belgeleri bulun<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.myCollection.find({ \n    \"name\": { <span style=\"color: #3366ff;\">$exists<\/span> : true },\n    <span style=\"color: #3366ff;\">$expr<\/span> : { <span style=\"color: #3366ff;\">$gt<\/span> : [ { <span style=\"color: #3366ff;\">$strLenCP<\/span> : \" <span style=\"color: #ff0000;\">$name<\/span> \" }, <span style=\"color: #008000;\">14<\/span> ] } \n})\n<\/strong><\/pre>\n<p> A\u015fa\u011f\u0131daki \u00f6rnekler, her y\u00f6ntemin <span style=\"color: #000000;\">a\u015fa\u011f\u0131daki belgelere sahip<\/span> bir koleksiyon <span style=\"padding: 1px; border: 1px solid black;\">ekibiyle<\/span> <span style=\"color: #000000;\">nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir<\/span> :<\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.teams.insertOne({name: \" <span style=\"color: #008000;\">Dallas Mavs<\/span> \", points: 31})\ndb.teams.insertOne({name: \" <span style=\"color: #008000;\">San Antonio Spurs<\/span> \", points: 22})\ndb.teams.insertOne({name: \" <span style=\"color: #008000;\">Houston Rockets<\/span> \", points: 19})\ndb.teams.insertOne({name: \" <span style=\"color: #008000;\">Boston Celtics<\/span> \", points: 26})\ndb.teams.insertOne({name: \" <span style=\"color: #008000;\">Cleveland Cavs<\/span> \", points: 33})<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>\u00d6rnek 1: Bir Dizinin Uzunlu\u011funu Bulma<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Her belgenin &#8220;name&#8221; alan\u0131ndaki dizenin uzunlu\u011funu hesaplamak i\u00e7in a\u015fa\u011f\u0131daki kodu kullanabiliriz:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.teams.aggregate([\n  { <span style=\"color: #3366ff;\">$project<\/span> : {\n        \"name\": 1,\n        \"length\": { <span style=\"color: #3366ff;\">$strLenCP<\/span> : \" <span style=\"color: #ff0000;\">$name<\/span> \" }\n  }}\n])<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Bu kod a\u015fa\u011f\u0131daki sonu\u00e7lar\u0131 d\u00f6nd\u00fcr\u00fcr:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>{ _id: ObjectId(\"62014eff4cb04b772fd7a93d\"),\n  name: 'Dallas Mavs',\n  length: 11 }\n{ _id: ObjectId(\"62014eff4cb04b772fd7a93e\"),\n  name: 'San Antonio Spurs',\n  length: 17 }\n{ _id: ObjectId(\"62014eff4cb04b772fd7a93f\"),\n  name: 'Houston Rockets',\n  length: 15 }\n{ _id: ObjectId(\"62014eff4cb04b772fd7a940\"),\n  name: 'Boston Celtics',\n  length: 14 }\n{ _id: ObjectId(\"62014eff4cb04b772fd7a941\"),\n  name: 'Cleveland Cavs',\n  length: 14 }<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Uzunluk de\u011feri &#8220;ad&#8221; s\u00fctunundaki dizenin uzunlu\u011funu g\u00f6r\u00fcnt\u00fcler.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\u00d6rne\u011fin:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">&#8220;Dallas Mavs&#8221; zincirinin uzunlu\u011fu <strong>11<\/strong> dir.<\/span><\/li>\n<li> <span style=\"color: #000000;\">&#8216;San Antonio Spurs&#8217; zincirinin uzunlu\u011fu <strong>17&#8217;dir<\/strong> .<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Ve benzeri.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Uzunlu\u011fun ayn\u0131 zamanda bo\u015f alanlar\u0131 da sayd\u0131\u011f\u0131n\u0131 unutmay\u0131n.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\u00d6rnek 2: Dizesi belirli bir uzunluktan b\u00fcy\u00fck olan belgeleri bulun<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Yaln\u0131zca &#8220;name&#8221; s\u00fctunundaki dize <strong>14&#8217;ten<\/strong> b\u00fcy\u00fck olan belgeleri d\u00f6nd\u00fcrmek i\u00e7in a\u015fa\u011f\u0131daki kodu kullanabiliriz:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.teams.find({ \n    \"name\": { <span style=\"color: #3366ff;\">$exists<\/span> : true },\n    <span style=\"color: #3366ff;\">$expr<\/span> : { <span style=\"color: #3366ff;\">$gt<\/span> : [ { <span style=\"color: #3366ff;\">$strLenCP<\/span> : \" <span style=\"color: #ff0000;\">$name<\/span> \" }, <span style=\"color: #008000;\">14<\/span> ] } \n})<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Bu sorgu a\u015fa\u011f\u0131daki sonu\u00e7lar\u0131 d\u00f6nd\u00fcr\u00fcr:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>{ _id: ObjectId(\"62014eff4cb04b772fd7a93e\"),\n  name: 'San Antonio Spurs',\n  points: 22 }\n{ _id: ObjectId(\"62014eff4cb04b772fd7a93f\"),\n  name: 'Houston Rockets',\n  points: 19 }<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Geri d\u00f6nen yaln\u0131zca iki tak\u0131m\u0131n &#8220;isim&#8221; alan\u0131 <strong>14&#8217;ten<\/strong> b\u00fcy\u00fck olan tak\u0131mlar oldu\u011funu unutmay\u0131n.<\/span><\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Not<\/strong> : <strong>$strLenCP<\/strong> i\u015flevine ili\u015fkin t\u00fcm belgeleri <a href=\"https:\/\/docs.mongodb.com\/manual\/reference\/operator\/aggregation\/strLenCP\/\" target=\"_blank\" rel=\"noopener\">burada<\/a> bulabilirsiniz.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Ek kaynaklar<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki e\u011fitimlerde MongoDB&#8217;de di\u011fer yayg\u0131n i\u015flemlerin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fi a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/tr\/mongodb-bolunmus-dize\/\" target=\"_blank\" rel=\"noopener\">MongoDB: Bir dizeyi bir alt dize dizisine nas\u0131l b\u00f6lebilirim?<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/mongodb-birlestirme-dizeleri\/\" target=\"_blank\" rel=\"noopener\">MongoDB: \u0130ki alan\u0131n dizeleri nas\u0131l birle\u015ftirilir<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/mongodb-degistirme-dizesi\/\" target=\"_blank\" rel=\"noopener\">MongoDB: Dizeler nas\u0131l de\u011fi\u015ftirilir?<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>MongoDB&#8217;de bir dizenin uzunlu\u011funu bulmak ve bu dize uzunlu\u011funu sorgularda kullanmak i\u00e7in a\u015fa\u011f\u0131daki y\u00f6ntemleri kullanabilirsiniz: Y\u00f6ntem 1: Zincirin uzunlu\u011funu bulun db.myCollection.aggregate([ { $project : { &#8220;name&#8221;: 1, &#8220;length&#8221;: { $strLenCP : &#8221; $name &#8221; } }} ]) Y\u00f6ntem 2: Dizesi belirli bir uzunluktan b\u00fcy\u00fck olan belgeleri bulun db.myCollection.find({ &#8220;name&#8221;: { $exists : true }, $expr [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-2757","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>MongoDB: Bir dizenin uzunlu\u011fu nas\u0131l bulunur - Statorials<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde MongoDB&#039;de bir dizenin uzunlu\u011funun nas\u0131l bulunaca\u011f\u0131 ve bu dize uzunlu\u011funun sorgularda nas\u0131l kullan\u0131laca\u011f\u0131 a\u00e7\u0131klanmaktad\u0131r.\" \/>\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\/tr\/mongodb-dize-uzunlugu\/\" \/>\n<meta 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