{"id":359,"date":"2015-02-09T12:47:03","date_gmt":"2015-02-09T10:47:03","guid":{"rendered":"https:\/\/www.datappl.com\/he\/?p=359"},"modified":"2015-03-02T10:33:34","modified_gmt":"2015-03-02T08:33:34","slug":"mongodb_queries","status":"publish","type":"post","link":"https:\/\/www.datappl.com\/he\/mongodb_queries\/","title":{"rendered":"\u05e9\u05d0\u05d9\u05dc\u05ea\u05d5\u05ea MongoDB \u05dc\u05de\u05d3\u05e2\u05df \u05e0\u05ea\u05d5\u05e0\u05d9\u05dd"},"content":{"rendered":"<div id=\"mongodb_b\"><script type=\"text\/javascript\">\/\/ <![CDATA[\nmixpanel.track_links(\"#mongodb_b a\", \"clicked link\", {         \"referrer\": document.referrer, \"Page Name\": document.title     });\n\/\/ ]]><\/script><br \/>\n&nbsp;<\/p>\n<p>\u05d1\u05de\u05d0\u05de\u05e8 \u05d4\u05e7\u05d5\u05d3\u05dd \u05d4\u05db\u05e8\u05e0\u05d5 \u05d0\u05ea \u05e1\u05d1\u05d9\u05d1\u05ea \u05d4\u05e2\u05d1\u05d5\u05d3\u05d4 \u05e9\u05dc MongoDB.<br \/>\n\u05d1\u05de\u05d0\u05de\u05e8 \u05d6\u05d4 \u05e0\u05dc\u05de\u05d3 \u05db\u05d9\u05e6\u05d3 \u05e2\u05d5\u05d1\u05d3\u05d9\u05dd \u05e2\u05dd \u05d4\u05db\u05dc\u05d9, \u05d1\u05d3\u05d2\u05e9 \u05e2\u05dc \u05e2\u05d1\u05d5\u05d3\u05d4 \u05e2\u05dd \u05e4\u05d5\u05e8\u05de\u05d8 json, \u05d5\u05e9\u05e4\u05ea \u05d4\u05e9\u05d0\u05d9\u05dc\u05ea\u05d5\u05ea \u05d4\u05d9\u05d9\u05d7\u05d5\u05d3\u05d9\u05ea \u05e9\u05dc MongoDB.<\/p>\n<p><strong>\u05de\u05d1\u05e0\u05d4 \u05d4\u05e9\u05d0\u05d9\u05dc\u05ea\u05d5\u05ea \u05d1-<\/strong><strong>MongoDB<\/strong><\/p>\n<p>\u05dc\u05e4\u05e0\u05d9 \u05d4\u05ea\u05d7\u05dc\u05ea \u05d4\u05d4\u05e1\u05d1\u05e8 \u05e2\u05dc \u05e9\u05e4\u05ea \u05d4\u05e9\u05d0\u05d9\u05dc\u05ea\u05d5\u05ea \u05d1-MongoDB, \u05d7\u05e9\u05d5\u05d1 \u05dc\u05e6\u05d9\u05d9\u05df \u05d1\u05e9\u05dc\u05d1 \u05d6\u05d4, \u05db\u05d9 \u05d1\u05d3\u05d5\u05de\u05d4 \u05dc\u05db\u05dc\u05d9 NoSQL \u05d0\u05d7\u05e8\u05d9\u05dd, \u05d1\u05d9\u05e6\u05d5\u05e2\u05d9 \u05d4\u05db\u05dc\u05d9 \u05de\u05d2\u05d9\u05e2\u05d9\u05dd \u05d1\u05de\u05d7\u05d9\u05e8 \u05e9\u05dc \u05de\u05d2\u05d1\u05dc\u05d4 \u05d1\u05e1\u05d5\u05d2 \u05d4\u05e4\u05e2\u05d5\u05dc\u05d5\u05ea \u05d4\u05dc\u05d5\u05d2\u05d9\u05d5\u05ea \u05e9\u05e0\u05d9\u05ea\u05df \u05dc\u05d1\u05e6\u05e2. \u05db\u05da, \u05e9\u05ea\u05d9 \u05d4\u05e4\u05e2\u05d5\u05dc\u05d5\u05ea \u05d4\u05db\u05de\u05e2\u05d8 \u05d9\u05d7\u05d9\u05d3\u05d5\u05ea \u05d0\u05e9\u05e8 \u05e0\u05d9\u05ea\u05df \u05dc\u05d1\u05e6\u05e2 \u05d1-MongoDB \u05d4\u05df \u05d7\u05d9\u05e4\u05d5\u05e9 \u05d5\u05e1\u05d9\u05e0\u05d5\u05df \u05de\u05e1\u05de\u05db\u05d9\u05dd (\u05de\u05e7\u05d1\u05d9\u05dc \u05dc\u05e9\u05d0\u05d9\u05dc\u05ea\u05ea Select \u05d1-SQL), \u05d5\u05d0\u05d2\u05e8\u05d2\u05e6\u05d9\u05d4 (\u05de\u05e7\u05d1\u05d9\u05dc \u05dc-Group By).<\/p>\n<p>\u05d4\u05e1\u05d5\u05d2\u05d9\u05d4 \u05d4\u05de\u05d4\u05d5\u05ea\u05d9\u05ea \u05e2\u05d1\u05d5\u05e8 \u05de\u05d3\u05e2\u05df \u05e0\u05ea\u05d5\u05e0\u05d9\u05dd, \u05d4\u05d9\u05d0 \u05e9\u05d0\u05d9\u05df \u05d0\u05e4\u05e9\u05e8\u05d5\u05ea \u05dc\u05d1\u05e6\u05e2 \u05d4\u05e6\u05dc\u05d1\u05d4 \u05d1\u05d9\u05df \u05e9\u05d3\u05d5\u05ea (Join\\Merge) \u05d1-MongoDB \u2013 \u05d4\u05e4\u05e2\u05d5\u05dc\u05d4 \u05e4\u05e9\u05d5\u05d8 '\u05db\u05d1\u05d3\u05d4' \u05de\u05d3\u05d9 \u05d1\u05d4\u05d9\u05d1\u05d8\u05d9 \u05d4\u05de\u05e9\u05d0\u05d1\u05d9\u05dd \u05e9\u05d4\u05d9\u05d0 \u05d3\u05d5\u05e8\u05e9\u05ea \u05d1\u05e2\u05d1\u05d5\u05d3\u05d4 \u05e2\u05dd \u05d4\u05d9\u05e7\u05e4\u05d9 \u05e0\u05ea\u05d5\u05e0\u05d9\u05dd \u05d2\u05d3\u05d5\u05dc\u05d9\u05dd. \u05d4\u05e4\u05ea\u05e8\u05d5\u05df \u05dc\u05e1\u05d5\u05d2\u05d9\u05d4 \u05d6\u05d5 \u05e0\u05d9\u05ea\u05df \u05d1\u05de\u05d9\u05d3\u05d4 \u05e8\u05d1\u05d4 \u05d1\u05e2\u05d6\u05e8\u05ea \u05ea\u05db\u05e0\u05d5\u05df \u05e0\u05db\u05d5\u05df \u05e9\u05dc \u05d4\u05e1\u05db\u05d9\u05de\u05d4 (\u05e9\u05d8\u05d5\u05d7\u05d4 \u2013 \u05d1\u05de\u05e7\u05d5\u05dd \u05de\u05e0\u05d5\u05e8\u05de\u05dc\u05ea \u05d1-SQL).<\/p>\n<p>\u05db\u05d0\u05e9\u05e8 \u05d1\u05db\u05dc \u05d6\u05d0\u05ea \u05e0\u05d3\u05e8\u05e9\u05ea \u05d4\u05e6\u05dc\u05d1\u05ea \u05e0\u05ea\u05d5\u05e0\u05d9\u05dd (\u05dc\u05d3\u05d5\u05d2\u05de\u05d4: \u05e2\u05dd \u05e0\u05ea\u05d5\u05e0\u05d9\u05dd \u05e0\u05d5\u05e1\u05e4\u05d9\u05dd \u05de-Api \u05d7\u05d9\u05e6\u05d5\u05e0\u05d9), \u05d4\u05d3\u05e8\u05da \u05dc\u05d1\u05e6\u05e2 \u05d0\u05d5\u05ea\u05d4 \u05d4\u05d9\u05d0 \u05d1\u05e1\u05d1\u05d9\u05d1\u05ea \u05e7\u05d5\u05d3 (\u05d3\u05d5\u05d2\u05de\u05ea Python).<\/p>\n<p>\u05e7\u05d9\u05d9\u05de\u05d5\u05ea \u05e9\u05ea\u05d9 \u05d3\u05e8\u05db\u05d9\u05dd \u05e2\u05d9\u05e7\u05e8\u05d9\u05d5\u05ea \u05dc\u05de\u05d9\u05de\u05d5\u05e9 \u05e9\u05d0\u05d9\u05dc\u05ea\u05d5\u05ea \u05d1-MongoDB, \u05d4\u05e8\u05d0\u05e9\u05d5\u05e0\u05d4 \u05d1\u05d0\u05de\u05e6\u05e2\u05d5\u05ea \u05de\u05ea\u05d5\u05d3\u05d5\u05ea (\u05e4\u05e7\u05d5\u05d3\u05d5\u05ea) \u05d9\u05d9\u05e2\u05d5\u05d3\u05d9\u05d5\u05ea \u05e9\u05dc \u05d4\u05db\u05dc\u05d9 (\u05e2\u05d5\u05e9\u05d4 \u05e9\u05d9\u05de\u05d5\u05e9 \u05d1-Javascript) \u05d1-Mongo Shell, \u05d5\u05d4\u05e9\u05e0\u05d9\u05d4 \u05d1\u05d0\u05de\u05e6\u05e2\u05d5\u05ea \u05d3\u05e8\u05d9\u05d9\u05d1\u05e8\u05d9\u05dd \u05dc\u05e9\u05e4\u05d5\u05ea \u05d0\u05d7\u05e8\u05d5\u05ea. \u05d1\u05de\u05d0\u05de\u05e8 \u05d6\u05d4 \u05e0\u05ea\u05de\u05e7\u05d3 \u05d1\u05e9\u05e4\u05d4 \u05d4\u05de\u05d5\u05d1\u05e0\u05d9\u05ea.<\/p>\n<p>&nbsp;<\/p>\n<p><strong><span style=\"text-decoration: underline;\">\u05e9\u05dc\u05d9\u05e4\u05d5\u05ea \u05e4\u05e9\u05d5\u05d8\u05d5\u05ea<\/span><\/strong><\/p>\n<p>\u05e9\u05dc\u05d9\u05e4\u05d4 \u05de\u05ea\u05d5\u05da \u05de\u05d0\u05d2\u05e8 (Collection) \u05ea\u05ea\u05d1\u05e6\u05e2 \u05d1\u05e2\u05d6\u05e8\u05ea \u05d4\u05de\u05ea\u05d5\u05d3\u05d4 <strong>find<\/strong>, \u05d1\u05d0\u05d5\u05e4\u05df \u05d4\u05d1\u05d0:<br \/>\n<a href=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-1.jpg\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-360\" src=\"\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-1.jpg\" alt=\"MongoDB Find Method\" width=\"916\" height=\"271\" srcset=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-1.jpg 916w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-1-300x89.jpg 300w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-1-500x148.jpg 500w\" sizes=\"(max-width: 916px) 100vw, 916px\" \/><\/a><\/p>\n<p>\u05dc\u05d4\u05dc\u05df \u05de\u05e1\u05e4\u05e8 \u05d3\u05d5\u05d2\u05de\u05d0\u05d5\u05ea \u05dc\u05e9\u05dc\u05d9\u05e4\u05d5\u05ea, \u05e2\u05d1\u05d5\u05e8 \u05de\u05d0\u05d2\u05e8 \u05e0\u05ea\u05d5\u05e0\u05d9\u05dd \u05dc\u05d3\u05d5\u05d2\u05de\u05d4, \u05d4\u05de\u05ea\u05d0\u05e8 \u05e0\u05ea\u05d5\u05e0\u05d9\u05dd \u05e9\u05dc 4 \u05de\u05e9\u05ea\u05de\u05e9\u05d9\u05dd \u05d3\u05de\u05d9\u05d5\u05e0\u05d9\u05d9\u05dd:<\/p>\n<ul>\n<li>\u05e9\u05dc\u05d9\u05e4\u05ea \u05db\u05dc\u05dc \u05d4\u05e0\u05ea\u05d5\u05e0\u05d9\u05dd, \u05db\u05d5\u05dc\u05dc \u05e9\u05d9\u05de\u05d5\u05e9 \u05d1\u05e4\u05d5\u05e8\u05de\u05d8 json (\u05e9\u05d3\u05d4 \u05d4-&quot;_id&quot; \u05d4\u05d5\u05d0 \u05e9\u05d3\u05d4 \u05d4\u05de\u05e4\u05ea\u05d7 \u05e9\u05dc \u05db\u05dc \u05e8\u05e9\u05d5\u05de\u05d4):<\/li>\n<\/ul>\n<p><a href=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2g.jpg\"><img loading=\"lazy\" class=\"  wp-image-361 aligncenter\" src=\"\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2g.jpg\" alt=\"MongoDB Find Method Json\" width=\"508\" height=\"475\" \/><\/a><\/p>\n<ul>\n<li>\u05e9\u05dc\u05d9\u05e4\u05ea \u05e0\u05ea\u05d5\u05e0\u05d9 \u05d4\u05e9\u05de\u05d5\u05ea \u05d5\u05d4\u05d2\u05d9\u05dc \u05d1\u05dc\u05d1\u05d3, \u05e2\u05d1\u05d5\u05e8 \u05d4\u05de\u05e9\u05ea\u05de\u05e9\u05d9\u05dd \u05d1\u05e0\u05d9 \u05de\u05e2\u05dc \u05dc-30 \u05d5\u05e2\u05d3 60 (\u05db\u05d5\u05dc\u05dc):<br \/>\n<a href=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2f.jpg\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-362\" src=\"\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2f.jpg\" alt=\"MongoDB FInd Method Complex\" width=\"641\" height=\"72\" srcset=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2f.jpg 641w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2f-300x34.jpg 300w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2f-500x56.jpg 500w\" sizes=\"(max-width: 641px) 100vw, 641px\" \/><\/a><\/li>\n<li>\u05e9\u05dc\u05d9\u05e4\u05ea \u05e0\u05ea\u05d5\u05e0\u05d9 \u05d4\u05e9\u05de\u05d5\u05ea \u05d5\u05d4\u05d2\u05d9\u05dc \u05d1\u05dc\u05d1\u05d3, \u05e2\u05d1\u05d5\u05e8 \u05d4\u05de\u05e9\u05ea\u05de\u05e9\u05d9\u05dd \u05d1\u05e0\u05d9 \u05de\u05e2\u05dc \u05dc-30 \u05d5\u05e2\u05d3 60 (\u05db\u05d5\u05dc\u05dc), \u05d5\u05d0\u05e9\u05e8 \u05d4\u05e2\u05d9\u05e1\u05d5\u05e7 \u05e9\u05dc\u05d4\u05dd \u05de\u05db\u05d9\u05dc \u05d0\u05ea \u05d4\u05de\u05d9\u05dc\u05d4 &quot;data&quot;:<br \/>\n<a href=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2e.jpg\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-363\" src=\"\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2e.jpg\" alt=\"MongoDB Find Method Regex\" width=\"641\" height=\"59\" srcset=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2e.jpg 641w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2e-300x28.jpg 300w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2e-500x46.jpg 500w\" sizes=\"(max-width: 641px) 100vw, 641px\" \/><\/a><\/li>\n<li>\u05db\u05de\u05d4 \u05de\u05e9\u05ea\u05de\u05e9\u05d9\u05dd \u05d9\u05e9 \u05de\u05e2\u05dc \u05dc\u05d2\u05d9\u05dc 40 (\u05db\u05d5\u05dc\u05dc):<br \/>\n<a href=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2d.jpg\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-364\" src=\"\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2d.jpg\" alt=\"MongoDB Find Method Count\" width=\"639\" height=\"47\" srcset=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2d.jpg 639w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2d-300x22.jpg 300w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/find-method-2d-500x37.jpg 500w\" sizes=\"(max-width: 639px) 100vw, 639px\" \/><\/a><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><strong><span style=\"text-decoration: underline;\">\u05e9\u05dc\u05d9\u05e4\u05d5\u05ea \u05de\u05d1\u05d5\u05e1\u05e1\u05d5\u05ea \u05d0\u05d2\u05e8\u05d2\u05e6\u05d9\u05d4<\/span><\/strong><\/p>\n<p>\u05d1\u05d9\u05e6\u05d5\u05e2 \u05d0\u05d2\u05e8\u05d2\u05e6\u05d9\u05d5\u05ea \u05e2\u05dc \u05d4\u05de\u05d0\u05d2\u05e8 \u05d9\u05ea\u05d1\u05e6\u05e2 \u05d1\u05d0\u05de\u05e6\u05e2\u05d5\u05ea \u05d4\u05de\u05ea\u05d5\u05d3\u05d4 Aggregate. \u05dc\u05de\u05ea\u05d5\u05d3\u05d4 \u05de\u05d1\u05e0\u05d4 \u05de\u05e2\u05d8 \u05de\u05d5\u05e8\u05db\u05d1. \u05d7\u05e9\u05d5\u05d1 \u05dc\u05e6\u05d9\u05d9\u05df, \u05db\u05d9 \u05d9\u05e9\u05e0\u05dd \u05de\u05e1\u05e4\u05e8 \u05e9\u05d9\u05de\u05d5\u05e9\u05d9\u05dd \u05dc\u05de\u05ea\u05d5\u05d3\u05d4, \u05d5\u05db\u05d9 \u05db\u05dc \u05d0\u05d7\u05d3 \u05de\u05d4\u05e8\u05db\u05d9\u05d1\u05d9\u05dd \u05d4\u05d5\u05d0 \u05d0\u05d5\u05e4\u05e6\u05d9\u05d5\u05e0\u05dc\u05d9 \u2013 \u05d1\u05d4\u05ea\u05d0\u05dd \u05dc\u05e6\u05d5\u05e8\u05da:<br \/>\n<a href=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1.jpg\"><img loading=\"lazy\" class=\"  wp-image-365 aligncenter\" src=\"\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1.jpg\" alt=\"aggregate method 1\" width=\"584\" height=\"323\" \/><\/a><br \/>\n\u05dc\u05d4\u05dc\u05df \u05de\u05e1\u05e4\u05e8 \u05d3\u05d5\u05d2\u05de\u05d0\u05d5\u05ea \u05dc\u05e9\u05d9\u05de\u05d5\u05e9 \u05d1\u05d0\u05d2\u05e8\u05d2\u05e6\u05d9\u05d4 \u2013 \u05e2\u05dc \u05de\u05d0\u05d2\u05e8 \u05d4\u05e0\u05ea\u05d5\u05e0\u05d9\u05dd \u05d4\u05e7\u05d5\u05d3\u05dd:<\/p>\n<ul>\n<li>\u05de\u05e6\u05d9\u05d0\u05ea \u05d4\u05d2\u05d9\u05dc \u05d4\u05de\u05d9\u05e0\u05d9\u05de\u05dc\u05d9 \u05d5\u05d4\u05d2\u05d9\u05dc \u05d4\u05de\u05e7\u05e1\u05d9\u05de\u05dc\u05d9:<br \/>\n<a href=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1a.jpg\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-366\" src=\"\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1a.jpg\" alt=\"MongoDB Aggregate Method Min Max\" width=\"640\" height=\"166\" srcset=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1a.jpg 640w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1a-300x78.jpg 300w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1a-500x130.jpg 500w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/li>\n<li>\u05de\u05e6\u05d9\u05d0\u05ea \u05d4\u05e2\u05d9\u05e1\u05d5\u05e7 \u05d4\u05e0\u05e4\u05d5\u05e5 \u05d1\u05d9\u05d5\u05ea\u05e8, \u05d1\u05d4\u05d9\u05e0\u05ea\u05df \u05e9\u05d4\u05d2\u05d9\u05dc \u05d1\u05d9\u05df 30 \u05dc-70 (\u05dc\u05d0 \u05db\u05d5\u05dc\u05dc), \u05d5\u05d4\u05ea\u05d5\u05e6\u05d0\u05d4 \u05e7\u05d8\u05e0\u05d4 \u05de-100; \u05de\u05d9\u05d5\u05df \u05dc\u05e4\u05d9 \u05d4\u05e2\u05d9\u05e1\u05d5\u05e7 \u05d4\u05e0\u05e4\u05d5\u05e5 \u05d1\u05d9\u05d5\u05ea\u05e8, \u05d1\u05e1\u05d3\u05e8 \u05d9\u05d5\u05e8\u05d3:<br \/>\n<a href=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1b.jpg\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-367\" src=\"\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1b.jpg\" alt=\" MongoDB Aggregate Method Group\" width=\"641\" height=\"204\" srcset=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1b.jpg 641w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1b-300x95.jpg 300w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1b-500x159.jpg 500w\" sizes=\"(max-width: 641px) 100vw, 641px\" \/><\/a><\/li>\n<li>\u05de\u05e6\u05d9\u05d0\u05ea \u05d1\u05e1\u05d9\u05e1 \u05d4\u05e0\u05ea\u05d5\u05e0\u05d9\u05dd \u05d1\u05e2\u05dc \u05de\u05e1\u05e4\u05e8 \u05d4\u05de\u05e9\u05ea\u05de\u05e9\u05d9\u05dd \u05d4\u05e8\u05d1 \u05d1\u05d9\u05d5\u05ea\u05e8 (\u05e9\u05d3\u05d4 \u05d4\u05de\u05e2\u05e8\u05da &quot;db_examples&quot;):<br \/>\n<a href=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1c.jpg\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-368\" src=\"\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1c.jpg\" alt=\"MongoDB Aggregate Method Group By Array - Unwind\" width=\"639\" height=\"348\" srcset=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1c.jpg 639w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1c-300x163.jpg 300w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/aggregate-method-1c-500x272.jpg 500w\" sizes=\"(max-width: 639px) 100vw, 639px\" \/><\/a><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><strong><span style=\"text-decoration: underline;\">\u05e4\u05e7\u05d5\u05d3\u05d5\u05ea \u05e0\u05d5\u05e1\u05e4\u05d5\u05ea<br \/>\n<\/span><\/strong><span style=\"text-decoration: underline;\"><br \/>\n<\/span>\u05dc\u05d4\u05dc\u05df \u05de\u05e1\u05e4\u05e8 \u05e4\u05e7\u05d5\u05d3\u05d5\u05ea\/ \u05de\u05ea\u05d5\u05d3\u05d5\u05ea \u05e0\u05d5\u05e1\u05e4\u05d5\u05ea \u05e9\u05d7\u05e9\u05d5\u05d1 \u05dc\u05d4\u05db\u05d9\u05e8 \u05d1\u05e2\u05d1\u05d5\u05d3\u05d4 \u05e2\u05dd MongoDB:<\/p>\n<ul>\n<li>\u05d4\u05db\u05e0\u05e1\u05ea \u05de\u05e1\u05de\u05db\u05d9\u05dd (\u05e8\u05e9\u05d5\u05de\u05d5\u05ea) \u05d1\u05e4\u05d5\u05e8\u05de\u05d8 json \u05dc\u05ea\u05d5\u05da \u05de\u05d0\u05d2\u05e8 \u05e7\u05d9\u05d9\u05dd:<\/li>\n<\/ul>\n<p style=\"direction: ltr;\">db.TargetCollection.insert(&lt;json documents&gt;)<\/p>\n<ul>\n<li>\u05de\u05d7\u05d9\u05e7\u05ea \u05de\u05d0\u05d2\u05e8:<\/li>\n<\/ul>\n<p style=\"direction: ltr;\">db.sourceCollection.drop()<\/p>\n<ul>\n<li>\u05e9\u05de\u05d9\u05e8\u05ea \u05ea\u05d5\u05e6\u05d0\u05d5\u05ea \u05e9\u05d0\u05d9\u05dc\u05ea\u05d4 \u05d1\u05de\u05d0\u05d2\u05e8 \u05d7\u05d3\u05e9:<\/li>\n<\/ul>\n<p style=\"direction: ltr;\">db.sourceCollection.find().forEach(function(SaveToNewCollection){db.TargetCollection.save(SaveToNewCollection);})<\/p>\n<p style=\"direction: ltr;\"><a href=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/function-insert-drop-methods-1.jpg\"><img loading=\"lazy\" class=\"alignnone wp-image-369 size-full\" src=\"\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/function-insert-drop-methods-1.jpg\" alt=\"MongoDB Insert Drop Function\" width=\"641\" height=\"215\" srcset=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/function-insert-drop-methods-1.jpg 641w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/function-insert-drop-methods-1-300x101.jpg 300w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/function-insert-drop-methods-1-500x168.jpg 500w\" sizes=\"(max-width: 641px) 100vw, 641px\" \/><\/a><\/p>\n<ul>\n<li>\u05d4\u05e4\u05e2\u05dc\u05ea \u05e7\u05d5\u05d3 \u05e9\u05d0\u05d9\u05dc\u05ea\u05d4\/ \u05de\u05ea\u05d5\u05d3\u05d4 \u05de\u05ea\u05d5\u05da \u05e7\u05d5\u05d1\u05e5 Javascript:<\/li>\n<\/ul>\n<p style=\"direction: ltr;\">Load(\u201c&lt;file path + filename.js&gt;\u201d)<\/p>\n<ul>\n<li>\u05d9\u05d9\u05e6\u05d5\u05d0 \u05de\u05d0\u05d2\u05e8 \u05dc\u05e7\u05d5\u05d1\u05e5 csv<br \/>\n\u05d4\u05d3\u05e8\u05da \u05d4\u05d9\u05e2\u05d9\u05dc\u05d4 \u05d1\u05d9\u05d5\u05ea\u05e8, \u05d4\u05d9\u05d0 \u05dc\u05e6\u05d0\u05ea \u05de\u05d4-Shell, \u05d5\u05dc\u05d4\u05e4\u05e2\u05d9\u05dc \u05d0\u05ea \u05d4\u05e4\u05e7\u05d5\u05d3\u05d4 \u05d4\u05d1\u05d0\u05d4 \u05d1-Command Prompt, \u05de\u05ea\u05d5\u05da \u05d4\u05ea\u05d9\u05e7\u05d9\u05d9\u05d4 \u05e9\u05dc Mongo\\Bin:<\/li>\n<\/ul>\n<p style=\"direction: ltr;\">mongoexport &#8211;db &lt;database&gt; &#8211;collection &lt;collection name&gt; &#8211;csv \u2013fields &lt;required fields, separated by commas&gt; &#8211;out &lt;filename&gt;.csv<\/p>\n<p style=\"direction: rtl;\"><a href=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/mongoexport-1.jpg\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-370\" src=\"\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/mongoexport-1.jpg\" alt=\" MongoDB Export Data to CSV File\" width=\"640\" height=\"85\" srcset=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/mongoexport-1.jpg 640w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/mongoexport-1-300x40.jpg 300w, https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/mongoexport-1-500x66.jpg 500w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>\u05e2\u05d3 \u05db\u05d0\u05df \u05d4\u05d1\u05e1\u05d9\u05e1 \u05dc\u05ea\u05d7\u05d9\u05dc\u05ea \u05d4\u05e2\u05d1\u05d5\u05d3\u05d4 \u05e2\u05dd MongoDB, \u05db\u05e2\u05ea \u05e0\u05d5\u05ea\u05e8 \u05e8\u05e7 \u05dc\u05ea\u05e8\u05d2\u05dc \u05d0\u05ea \u05d4\u05e9\u05d9\u05de\u05d5\u05e9 \u05d1\u05db\u05dc\u05d9.<\/p>\n<p>\u05de\u05e6\u05d5\u05e8\u05e4\u05d9\u05dd <a href=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/mongodb_example_collection.js\">\u05e7\u05d5\u05d1\u05e5 \u05d3\u05d5\u05d2\u05de\u05d4 \u05dc\u05de\u05d0\u05d2\u05e8<\/a>\u00a0(\u05d1\u05e4\u05d5\u05e8\u05de\u05d8 js), \u05d5<a href=\"https:\/\/www.datappl.com\/he\/wp-content\/uploads\/2015\/02\/mongodb_queries.txt\">\u05e8\u05e9\u05d9\u05de\u05ea \u05d4\u05e9\u05d0\u05d9\u05dc\u05ea\u05d5\u05ea<\/a>.<\/p>\n<p>\u05dc\u05de\u05ea\u05e7\u05d3\u05de\u05d9\u05dd \u05d9\u05d5\u05ea\u05e8 \u2013 \u05de\u05d5\u05de\u05dc\u05e5 \u05dc\u05e9\u05dc\u05d1 \u05d0\u05ea \u05d4\u05e4\u05e2\u05dc\u05ea \u05d4-MongoDB \u05e2\u05dd \u05e9\u05e4\u05ea Script \u05d3\u05d5\u05d2\u05de\u05ea Python, \u05de\u05d4 \u05e9\u05d9\u05d0\u05e4\u05e9\u05e8 \u05e4\u05d9\u05ea\u05d5\u05d7 \u05ea\u05d4\u05dc\u05d9\u05db\u05d9 \u05e0\u05ea\u05d5\u05e0\u05d9\u05dd \u05de\u05d5\u05e8\u05db\u05d1\u05d9\u05dd \u05e2\u05dd MongoDB.<br \/>\n\u05d1\u05de\u05d0\u05de\u05e8\u05d9\u05dd \u05e2\u05ea\u05d9\u05d3\u05d9\u05d9\u05dd \u05d9\u05d5\u05e6\u05d2\u05d5 \u05d9\u05d9\u05e9\u05d5\u05de\u05d9\u05dd \u05db\u05d0\u05dc\u05d4, \u05d4\u05de\u05e9\u05dc\u05d1\u05d9\u05dd MongoDB \u05d5-Python \u05dc\u05d4\u05ea\u05de\u05de\u05e9\u05e7\u05d5\u05ea, \u05e9\u05de\u05d9\u05e8\u05d4 \u05d5\u05e0\u05d9\u05ea\u05d5\u05d7 \u05e0\u05ea\u05d5\u05e0\u05d9\u05dd \u05de-Api\u2019s \u05de\u05d2\u05d5\u05d5\u05e0\u05d9\u05dd, \u05d1\u05d9\u05df \u05d4\u05e9\u05d0\u05e8 \u05e9\u05dc Twitter \u05d5-Github.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; \u05d1\u05de\u05d0\u05de\u05e8 \u05d4\u05e7\u05d5\u05d3\u05dd \u05d4\u05db\u05e8\u05e0\u05d5 \u05d0\u05ea \u05e1\u05d1\u05d9\u05d1\u05ea \u05d4\u05e2\u05d1\u05d5\u05d3\u05d4 \u05e9\u05dc MongoDB. \u05d1\u05de\u05d0\u05de\u05e8 \u05d6\u05d4 \u05e0\u05dc\u05de\u05d3 \u05db\u05d9\u05e6\u05d3 \u05e2\u05d5\u05d1\u05d3\u05d9\u05dd \u05e2\u05dd \u05d4\u05db\u05dc\u05d9, \u05d1\u05d3\u05d2\u05e9 \u05e2\u05dc \u05e2\u05d1\u05d5\u05d3\u05d4 \u05e2\u05dd \u05e4\u05d5\u05e8\u05de\u05d8 json, \u05d5\u05e9\u05e4\u05ea \u05d4\u05e9\u05d0\u05d9\u05dc\u05ea\u05d5\u05ea \u05d4\u05d9\u05d9\u05d7\u05d5\u05d3\u05d9\u05ea \u05e9\u05dc MongoDB. \u05de\u05d1\u05e0\u05d4 \u05d4\u05e9\u05d0\u05d9\u05dc\u05ea\u05d5\u05ea \u05d1-MongoDB \u05dc\u05e4\u05e0\u05d9 \u05d4\u05ea\u05d7\u05dc\u05ea \u05d4\u05d4\u05e1\u05d1\u05e8 \u05e2\u05dc \u05e9\u05e4\u05ea \u05d4\u05e9\u05d0\u05d9\u05dc\u05ea\u05d5\u05ea \u05d1-MongoDB, \u05d7\u05e9\u05d5\u05d1 \u05dc\u05e6\u05d9\u05d9\u05df \u05d1\u05e9\u05dc\u05d1 \u05d6\u05d4, \u05db\u05d9 \u05d1\u05d3\u05d5\u05de\u05d4 \u05dc\u05db\u05dc\u05d9 NoSQL \u05d0\u05d7\u05e8\u05d9\u05dd, \u05d1\u05d9\u05e6\u05d5\u05e2\u05d9 \u05d4\u05db\u05dc\u05d9 \u05de\u05d2\u05d9\u05e2\u05d9\u05dd \u05d1\u05de\u05d7\u05d9\u05e8 \u05e9\u05dc \u05de\u05d2\u05d1\u05dc\u05d4 \u05d1\u05e1\u05d5\u05d2 \u05d4\u05e4\u05e2\u05d5\u05dc\u05d5\u05ea \u05d4\u05dc\u05d5\u05d2\u05d9\u05d5\u05ea [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":361,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[59],"tags":[3,57,58,17,7],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u05e9\u05d0\u05d9\u05dc\u05ea\u05d5\u05ea MongoDB \u05dc\u05de\u05d3\u05e2\u05df \u05e0\u05ea\u05d5\u05e0\u05d9\u05dd - \u05de\u05d5\u05e2\u05d3\u05d5\u05df \u05d4\u05e0\u05ea\u05d5\u05e0\u05d9\u05dd<\/title>\n<meta name=\"description\" content=\"\u05d1\u05de\u05d0\u05de\u05e8 \u05d6\u05d4 \u05e0\u05dc\u05de\u05d3 \u05db\u05d9\u05e6\u05d3 \u05e2\u05d5\u05d1\u05d3\u05d9\u05dd \u05e2\u05dd MongoDB, \u05d1\u05d3\u05d2\u05e9 \u05e2\u05dc \u05e2\u05d1\u05d5\u05d3\u05d4 \u05e2\u05dd \u05e4\u05d5\u05e8\u05de\u05d8 json, \u05d5\u05e9\u05e4\u05ea 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