{"id":6571,"date":"2015-03-26T22:18:06","date_gmt":"2015-03-27T02:18:06","guid":{"rendered":"http:\/\/bangla.salearningschool.com\/?p=6571"},"modified":"2015-03-26T22:19:12","modified_gmt":"2015-03-27T02:19:12","slug":"mongodb-data-modelling","status":"publish","type":"post","link":"http:\/\/bangla.sitestree.com\/?p=6571","title":{"rendered":"MongoDB Data Modelling . MongoDB \u09a1\u09c7\u099f\u09be \u09ae\u09a1\u09c7\u09b2\u09bf\u0982"},"content":{"rendered":"

MongoDB Data Modelling : MongoDB \u09a1\u09c7\u099f\u09be \u09ae\u09a1\u09c7\u09b2\u09bf\u0982
\n\u0986\u09a6\u09a8\u09be\u09a8 \u09a8\u09be\u09b9\u09bf\u09a6
\n\u09b8\u09b0\u0995\u09be\u09b0\u09bf \u09a4\u09bf\u09a4\u09c1\u09ae\u09c0\u09b0 \u0995\u09b2\u09c7\u099c \u0964
\nMongoDB \u09a1\u09c7\u099f\u09be\u09df \u098f\u0995\u099f\u09bf \u09a8\u09ae\u09a8\u09c0\u09af\u09bc \u09b8\u09cd\u0995\u09bf\u09ae\u09be \u0986\u099b\u09c7, \u09af\u09be\u09b0 \u09ab\u09b2\u09c7 \u098f\u0995\u0987 \u09a7\u09b0\u09a8\u09c7\u09b0 \u09a1\u0995\u09c1\u09ae\u09c7\u09a8\u09cd\u099f\u09c7 \u098f\u0995\u0987 \u09a7\u09b0\u09a8\u09c7\u09b0 \u0997\u09a0\u09a8\u09c7\u09b0 \u09aa\u09cd\u09b0\u09df\u09cb\u099c\u09a8 \u09b9\u09df \u09a8\u09be \u098f\u09ac\u0982 \u09b8\u0982\u0997\u09b9\u09c7 \u09a5\u09be\u0995\u09be \u0995\u09ae\u09a8 \u09a1\u0995\u09c1\u09ae\u09c7\u09a8\u09cd\u099f\u0997\u09c1\u09b2\u09cb \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8\u09ad\u09be\u09ac\u09c7 \u09b0\u09be\u0996\u09be \u09af\u09be\u09df \u0964<\/p>\n

MongoDB \u09a4\u09c7 \u09b8\u09cd\u0995\u09bf\u09ae\u09be \u09a1\u09bf\u099c\u09be\u0987\u09a8 \u0995\u09b0\u09be\u09b0 \u09b8\u09ae\u09df \u0995\u09bf\u099b\u09c1 \u09ac\u09bf\u09ac\u09c7\u099a\u09cd\u09af \u09ac\u09bf\u09b7\u09df :
\n\uf0d8 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0\u0995\u09be\u09b0\u09c0\u09b0 \u09aa\u09cd\u09b0\u09df\u09cb\u099c\u09a8\u09c0\u09df\u09a4\u09be \u0985\u09a8\u09c1\u09af\u09be\u09df\u09c0 \u0986\u09aa\u09a8\u09be\u09b0 \u09b8\u09cd\u0995\u09bf\u09ae\u09be \u09a1\u09bf\u099c\u09be\u0987\u09a8 \u0964
\n\uf0d8 \u09af\u09a6\u09bf \u0986\u09aa\u09a8\u09bf \u099a\u09be\u09a8 \u09a4\u09be\u09b9\u09b2\u09c7 \u098f\u0995\u0987 \u09a1\u0995\u09c1\u09ae\u09c7\u09a8\u09cd\u099f\u09c7 \u0985\u09ac\u099c\u09c7\u0995\u09cd\u099f\u0997\u09c1\u09b2\u09cb \u098f\u0995\u09a4\u09cd\u09b0\u09c7 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09a4\u09c7 \u09aa\u09be\u09b0\u09ac\u09c7\u09a8 \u0964 \u0985\u09a8\u09cd\u09af\u09a5\u09be\u09df \u09b8\u09ac\u0997\u09c1\u09b2\u09cb \u0986\u09b2\u09be\u09a6\u09be \u0995\u09b0\u09c1\u09a8 (\u09a4\u09ac\u09c7 \u09b8\u09c7\u0996\u09be\u09a8\u09c7 \u098f\u0995\u09a4\u09cd\u09b0\u09c0\u0995\u09b0\u09a3\u09c7\u09b0 \u09aa\u09cd\u09b0\u09df\u09cb\u099c\u09a8 \u09b9\u09df\u09a8\u09be \u098f\u099f\u09bf \u09a8\u09bf\u09b6\u09cd\u099a\u09bf\u09a4 \u0995\u09b0\u09c1\u09a8) \u0964
\n\uf0d8 \u09a1\u09be\u099f\u09be\u0997\u09c1\u09b2\u09cb Duplicate \u09ac\u09be \u0995\u09aa\u09bf \u0995\u09b0\u09c1\u09a8 (\u0995\u09bf\u09a8\u09cd\u09a4\u09c1 \u09b8\u09c0\u09ae\u09be\u09ac\u09a6\u09cd\u09a7)\u0964 \u0995\u09be\u09b0\u09a3 \u09a1\u09bf\u09b8\u09cd\u0995\u09c7\u09b0 \u09b8\u09cd\u09a5\u09be\u09a8 \u09b8\u09b8\u09cd\u09a4\u09be \u09b8\u09ae\u09df \u0997\u09a3\u09a8\u09be\u09b0 \u09a4\u09c1\u09b2\u09a8\u09be\u09df \u0964
\n\uf0d8 \u09b2\u09c7\u0996\u09be\u09b0 \u09b8\u09ae\u09df \u098f\u0995\u09a4\u09cd\u09b0 \u0995\u09b0\u09c1\u09a8, \u09aa\u09dc\u09be\u09b0 \u09b8\u09ae\u09df \u09a8\u09be \u0964
\n\uf0d8 \u0998\u09a8 \u0998\u09a8 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0\u09c7\u09b0 \u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09c7 \u0986\u09aa\u09a8\u09be\u09b0 \u09b8\u09cd\u0995\u09bf\u09ae\u09be\u0997\u09c1\u09b2\u09cb \u0985\u09a8\u09c1\u0995\u09c2\u09b2\u09c7 \u09b0\u09be\u0996\u09c1\u09a8 \u0964
\n\uf0d8 \u099c\u099f\u09bf\u09b2 \u09b8\u09cd\u0995\u09bf\u09ae\u09be \u098f\u0995\u09a4\u09cd\u09b0\u09bf\u09a4 \u0995\u09b0\u09ac\u09c7\u09a8 \u09a8\u09be \u09ac\u09be \u0986\u09b2\u09be\u09a6\u09be \u09b0\u09be\u0996\u09c1\u09a8 \u0964<\/p>\n

\u0989\u09a6\u09be\u09b9\u09b0\u09a3 :
\n\u09a7\u09b0\u09c1\u09a8 \u098f\u0995\u099c\u09a8 \u0995\u09cd\u09b2\u09be\u09af\u09bc\u09c7\u09a8\u09cd\u099f \u09a4\u09be\u09b0 \u09ac\u09cd\u09b2\u0997 \u0993\u09af\u09bc\u09c7\u09ac \u09b8\u09be\u0987\u099f\u09c7\u09b0 \u099c\u09a8\u09cd\u09af \u098f\u0995\u099f\u09bf \u09a1\u09be\u099f\u09be\u09ac\u09c7\u09b8 \u09a1\u09bf\u099c\u09be\u0987\u09a8\u09c7\u09b0 \u09aa\u09cd\u09b0\u09af\u09bc\u09cb\u099c\u09a8 \u098f\u09ac\u0982 RDBMS \u098f\u09ac\u0982 MongoDB \u09b8\u09cd\u0995\u09bf\u09ae\u09be \u09a8\u0995\u09b6\u09be \u09ae\u09a7\u09cd\u09af\u09c7 \u09aa\u09be\u09b0\u09cd\u09a5\u0995\u09cd\u09af \u09a6\u09c7\u0996\u09a4\u09c7 \u099a\u09be\u09df \u0964 \u09a4\u09be\u09b9\u09b2\u09c7 \u0993\u09af\u09bc\u09c7\u09ac\u09b8\u09be\u0987\u099f\u099f\u09bf \u09a8\u09bf\u09ae\u09cd\u09a8\u09b2\u09bf\u0996\u09bf\u09a4 \u09aa\u09cd\u09b0\u09af\u09bc\u09cb\u099c\u09a8\u09c0\u09af\u09bc\u09a4\u09be \u0985\u09a8\u09c1\u09b8\u09be\u09b0\u09c7 \u09b9\u09ac\u09c7 ;
\n\uf0d8 \u09aa\u09cd\u09b0\u09a4\u09bf\u099f\u09bf \u09aa\u09cb\u09b8\u09cd\u099f\u09c7\u09b0 \u098f\u0995\u099f\u09bf \u0985\u09a8\u09a8\u09cd\u09af \u09b6\u09bf\u09b0\u09cb\u09a8\u09be\u09ae, \u09ac\u09bf\u09ac\u09b0\u09a3 \u098f\u09ac\u0982 URL \u09b9\u09ac\u09c7 \u0964
\n\uf0d8 \u09aa\u09cd\u09b0\u09a4\u09bf\u099f\u09bf \u09aa\u09cb\u09b8\u09cd\u099f\u09c7 \u098f\u0995 \u09ac\u09be \u098f\u0995\u09be\u09a7\u09bf\u0995 \u099f\u09cd\u09af\u09be\u0997 \u0995\u09b0\u09a4\u09c7 \u09aa\u09be\u09b0\u09c7\u09a8 \u0964
\n\uf0d8 \u09aa\u09cd\u09b0\u09a4\u09bf\u099f\u09bf \u09aa\u09cb\u09b8\u09cd\u099f\u09c7 \u09a4\u09be\u09b0 \u09aa\u09cd\u09b0\u0995\u09be\u09b6\u0995 \u098f\u09ac\u0982 \u09ae\u09cb\u099f \u09b2\u09be\u0987\u0995\u09c7\u09b0 \u09b8\u0982\u0996\u09cd\u09af\u09be \u09b9\u09ac\u09c7 \u0964
\n\uf0d8 \u09aa\u09cd\u09b0\u09a4\u09bf\u099f\u09bf \u09aa\u09cb\u09b8\u09cd\u099f\u09c7 comments \u0995\u09be\u09b0\u09c0\u09b0 \u09a8\u09be\u09ae, \u09ac\u09be\u09b0\u09cd\u09a4\u09be, \u09a4\u09a5\u09cd\u09af-\u09b8\u09ae\u09af\u09bc \u098f\u09ac\u0982 \u09b2\u09be\u0987\u0995\u09c7\u09b0 \u09b8\u0982\u0996\u09cd\u09af\u09be \u09b9\u09ac\u09c7 \u0964
\n\uf0d8 \u09aa\u09cd\u09b0\u09a4\u09bf\u099f\u09bf \u09aa\u09cb\u09b8\u09cd\u099f\u09c7 \u09b6\u09c2\u09a8\u09cd\u09af \u09ac\u09be \u09a4\u09be\u09b0 \u09ac\u09c7\u09b6\u09bf comments \u09ac\u09be \u09ae\u09a8\u09cd\u09a4\u09ac\u09cd\u09af \u09b9\u09a4\u09c7 \u09aa\u09be\u09b0\u09c7 \u0964<\/p>\n

RDBMS \u0989\u09aa\u09b0\u09cb\u0995\u09cd\u09a4 \u09aa\u09cd\u09b0\u09af\u09bc\u09cb\u099c\u09a8\u09c0\u09af\u09bc\u09a4\u09be \u0985\u09a8\u09c1\u09b8\u09be\u09b0\u09c7 \u09b8\u09cd\u0995\u09bf\u09ae\u09be \u09a1\u09bf\u099c\u09be\u0987\u09a8 \u0995\u09b0\u09be\u09b0 \u099c\u09a8\u09cd\u09af \u09b8\u09b0\u09cd\u09ac\u09a8\u09bf\u09ae\u09cd\u09a8 \u09a4\u09bf\u09a8\u099f\u09bf \u099f\u09c7\u09ac\u09bf\u09b2 \u09a5\u09be\u0995\u09ac\u09c7 \u0964<\/p>\n

MongoDB \u09b8\u09cd\u0995\u09bf\u09ae\u09be \u09a1\u09bf\u099c\u09be\u0987\u09a8 \u0995\u09b0\u09be\u09b0 \u09b8\u09ae\u09af\u09bc \u098f\u0995\u099f\u09bf \u0995\u09be\u09b2\u09c7\u0995\u09b6\u09be\u09a8 \u09aa\u09cb\u09b8\u09cd\u099f \u09b9\u09ac\u09c7 \u098f\u09ac\u0982 \u098f\u09b0 \u0995\u09be\u09a0\u09be\u09ae\u09cb \u09b9\u09ac\u09c7 \u09a8\u09bf\u09ae\u09cd\u09a8\u09a8\u09c1\u09b8\u09be\u09b0\u09c7 ;
\n{
\n_id: POST_ID
\ntitle: TITLE_OF_POST,
\ndescription: POST_DESCRIPTION,
\nby: POST_BY,
\nurl: URL_OF_POST,
\ntags: [TAG1, TAG2, TAG3],
\nlikes: TOTAL_LIKES,
\ncomments: [
\n{
\nuser:’COMMENT_BY’,
\nmessage: TEXT,
\ndateCreated: DATE_TIME,
\nlike: LIKES
\n},
\n{
\nuser:’COMMENT_BY’,
\nmessage: TEXT,
\ndateCreated: DATE_TIME,
\nlike: LIKES
\n}
\n]
\n}<\/p>\n

\u098f\u0996\u09a8 RDBMS \u098f \u09a1\u09be\u099f\u09be \u09a6\u09c7\u0996\u09be\u09a8\u09cb\u09b0 \u09b8\u09ae\u09df \u0986\u09aa\u09a8\u09be\u0995\u09c7 3 \u099f\u09bf tables join \u0995\u09b0\u09a4\u09c7 \u09b9\u09ac\u09c7 \u098f\u09ac\u0982 \u09a1\u09be\u099f\u09be \u09b6\u09c1\u09a7\u09c1\u09ae\u09be\u09a4\u09cd\u09b0 \u098f\u0995\u099f\u09bf \u09b8\u0982\u0997\u09cd\u09b0\u09b9 \u09a5\u09c7\u0995\u09c7 \u09a6\u09c7\u0996\u09be\u09a4\u09c7 \u09b9\u09ac\u09c7 \u0964<\/p>\n","protected":false},"excerpt":{"rendered":"

MongoDB Data Modelling : MongoDB \u09a1\u09c7\u099f\u09be \u09ae\u09a1\u09c7\u09b2\u09bf\u0982 \u0986\u09a6\u09a8\u09be\u09a8 \u09a8\u09be\u09b9\u09bf\u09a6 \u09b8\u09b0\u0995\u09be\u09b0\u09bf \u09a4\u09bf\u09a4\u09c1\u09ae\u09c0\u09b0 \u0995\u09b2\u09c7\u099c \u0964 MongoDB \u09a1\u09c7\u099f\u09be\u09df \u098f\u0995\u099f\u09bf \u09a8\u09ae\u09a8\u09c0\u09af\u09bc \u09b8\u09cd\u0995\u09bf\u09ae\u09be \u0986\u099b\u09c7, \u09af\u09be\u09b0 \u09ab\u09b2\u09c7 \u098f\u0995\u0987 \u09a7\u09b0\u09a8\u09c7\u09b0 \u09a1\u0995\u09c1\u09ae\u09c7\u09a8\u09cd\u099f\u09c7 \u098f\u0995\u0987 \u09a7\u09b0\u09a8\u09c7\u09b0 \u0997\u09a0\u09a8\u09c7\u09b0 \u09aa\u09cd\u09b0\u09df\u09cb\u099c\u09a8 \u09b9\u09df \u09a8\u09be \u098f\u09ac\u0982 \u09b8\u0982\u0997\u09b9\u09c7 \u09a5\u09be\u0995\u09be \u0995\u09ae\u09a8 \u09a1\u0995\u09c1\u09ae\u09c7\u09a8\u09cd\u099f\u0997\u09c1\u09b2\u09cb \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8\u09ad\u09be\u09ac\u09c7 \u09b0\u09be\u0996\u09be \u09af\u09be\u09df \u0964 MongoDB \u09a4\u09c7 \u09b8\u09cd\u0995\u09bf\u09ae\u09be \u09a1\u09bf\u099c\u09be\u0987\u09a8 \u0995\u09b0\u09be\u09b0 \u09b8\u09ae\u09df \u0995\u09bf\u099b\u09c1 \u09ac\u09bf\u09ac\u09c7\u099a\u09cd\u09af \u09ac\u09bf\u09b7\u09df : \uf0d8 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0\u0995\u09be\u09b0\u09c0\u09b0 \u09aa\u09cd\u09b0\u09df\u09cb\u099c\u09a8\u09c0\u09df\u09a4\u09be \u0985\u09a8\u09c1\u09af\u09be\u09df\u09c0 \u0986\u09aa\u09a8\u09be\u09b0 \u09b8\u09cd\u0995\u09bf\u09ae\u09be … <\/p>\n

Continue reading<\/a><\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[222],"tags":[],"class_list":["post-6571","post","type-post","status-publish","format-standard","hentry","category-----mongodb-001","item-wrap"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":6567,"url":"http:\/\/bangla.sitestree.com\/?p=6567","url_meta":{"origin":6571,"position":0},"title":"MongoDB Advantages . MongoDB \u098f\u09b0 \u0989\u09aa\u0995\u09be\u09b0\u09bf\u09a4\u09be","author":"Author-Check- Article-or-Video","date":"March 9, 2015","format":false,"excerpt":"MongoDB \u098f\u09b0 \u0989\u09aa\u0995\u09be\u09b0\u09bf\u09a4\u09be \u09a8\u09df\u09a8 \u099a\u09a8\u09cd\u09a6\u09cd\u09b0 \u09a6\u09a4\u09cd\u09a4 \u00a0 \u0995\u09cb\u09a8 \u09b0\u09bf\u09b2\u09c7\u09b6\u09a8\u09be\u09b2 \u09a1\u09be\u099f\u09be\u09ac\u09c7\u09b8 \u098f\u09b0 \u098f\u0995\u099f\u09bf \u09b8\u09be\u09a7\u09be\u09b0\u09a3 \u09b8\u09cd\u0995\u09bf\u09ae\u09be \u09a1\u09bf\u099c\u09be\u0987\u09a8 \u09ac\u09be \u09a8\u0995\u09b6\u09be \u0986\u099b\u09c7 \u09af\u09be \u099f\u09c7\u09ac\u09bf\u09b2\u09c7\u09b0 \u09b8\u0982\u0996\u09cd\u09af\u09be \u098f\u09ac\u0982 \u098f\u0987 \u09b8\u09ae\u09b8\u09cd\u09a4 \u099f\u09c7\u09ac\u09bf\u09b2\u09c7\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995 \u09a6\u09c7\u0996\u09be\u09af\u09bc\u0964 RDBMS \u098f\u09b0 \u0989\u09aa\u09b0 MongoDB \u098f\u09b0 \u0989\u09aa\u0995\u09be\u09b0\u09bf\u09a4\u09be \u09e7\u0964 \u09b8\u09cd\u0995\u09bf\u09ae\u09be \u09b9\u09cd\u09b0\u09be\u09b8\u0983 MongoDB \u098f\u0995\u099f\u09bf \u09a1\u0995\u09c1\u09ae\u09c7\u09a8\u09cd\u099f \u09a1\u09c7\u099f\u09be\u09ac\u09c7\u09b8 \u09af\u09c7\u0996\u09be\u09a8\u09c7 \u098f\u0995\u099f\u09bf \u0995\u09be\u09b2\u09c7\u0995\u09b6\u09a8 \u09ad\u09bf\u09a8\u09cd\u09a8 \u09ad\u09bf\u09a8\u09cd\u09a8 \u09a1\u0995\u09c1\u09ae\u09c7\u09a8\u09cd\u099f\u09c7 \u09a7\u09be\u09b0\u09a3 \u0995\u09b0\u09c7\u0964 \u09a1\u0995\u09c1\u09ae\u09c7\u09a8\u09cd\u099f\u09c7\u09b0\u2026","rel":"","context":"In "\u09ae\u0999\u09cd\u0997 \u09a1\u09bf \u09ac\u09bf \u0964 MongoDB"","block_context":{"text":"\u09ae\u0999\u09cd\u0997 \u09a1\u09bf \u09ac\u09bf \u0964 MongoDB","link":"http:\/\/bangla.sitestree.com\/?cat=222"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":6565,"url":"http:\/\/bangla.sitestree.com\/?p=6565","url_meta":{"origin":6571,"position":1},"title":"MongoDB Overview. 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Install MongoDB on Windows and Linux","author":"Author-Check- Article-or-Video","date":"March 26, 2015","format":false,"excerpt":"\u09b8\u09cd\u09ac\u09be\u0997\u09a4\u09ae \u0986\u09aa\u09a8\u09be\u0995\u09c7 \u0986\u09ae\u09be\u09a6\u09c7\u09b0 \u099f\u09bf\u0989\u099f\u09cb\u09b0\u09bf\u09df\u09be\u09b2 \u09b8\u09be\u0987\u099f\u09c7\u0964 \u098f\u0996\u09be\u09a8\u09c7 \u0986\u099c\u0995\u09c7 \u0986\u09ae\u09b0\u09be \u0986\u09b2\u09cb\u099a\u09cb\u09a8\u09be \u0995\u09b0\u09ac\u09cb \u0995\u09bf\u09ad\u09be\u09ac\u09c7 \u0986\u09aa\u09a8\u09bf \u0986\u09aa\u09a8\u09be\u09b0 \u0989\u0987\u09a8\u09cd\u09a1\u09cb\u099c \u098f \u098f\u09ac\u0982 \u0989\u09ac\u09a8\u099f\u09c1 \u09a4\u09c7 MongoDB \u0987\u09a8\u09cd\u09b8\u099f\u09b2 \u09a6\u09bf\u09ac\u09c7\u09a8\u0964 Install MongoDB On Windows \u00a0 MongoDB \u0987\u09a8\u09cd\u09b8\u099f\u09b2 \u0995\u09b0\u09a4\u09c7 \u0986\u09aa\u09a8\u09be\u0995\u09c7 \u0986\u0997\u09c7 \u09b8\u09b0\u09cd\u09ac\u09b6\u09c7\u09b7 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\u09a1\u09be\u099f\u09be\u099f\u09be\u0987\u09aa (MongoDB Data Types)","author":"Author-Check- Article-or-Video","date":"March 10, 2015","format":false,"excerpt":"MongoDB \u09a1\u09c7\u099f\u09be\u099f\u09be\u0987\u09aa\u09cd\u09b8 \u09a8\u09df\u09a8 \u099a\u09a8\u09cd\u09a6\u09cd\u09b0 \u09a6\u09a4\u09cd\u09a4 MongoDB \u0985\u09a8\u09c7\u0995 \u09a1\u09c7\u099f\u09be\u099f\u09be\u0987\u09aa\u09cd\u09b8 \u09b8\u09ae\u09b0\u09cd\u09a5\u09a8 \u0995\u09b0\u09c7 \u09af\u09be\u09b0 \u09a4\u09be\u09b2\u09bf\u0995\u09be \u09a8\u09bf\u099a\u09c7 \u09a6\u09c7\u0993\u09af\u09bc\u09be \u09b9\u09b2\u0983 \u09e7\u0964 \u09b8\u09cd\u099f\u09cd\u09b0\u09bf\u0982 \u098f\u0987 \u09b8\u09ac\u099a\u09c7\u09af\u09bc\u09c7 \u09ac\u09c7\u09b6\u09bf \u09ac\u09cd\u09af\u09ac\u09b9\u09c3\u09a4 \u09a1\u09c7\u099f\u09be\u099f\u09be\u0987\u09aa \u09af\u09be \u09a4\u09a5\u09cd\u09af \u09b8\u0982\u09b0\u0995\u09cd\u09b7\u09a3 \u0995\u09b0\u09be\u09b0 \u0995\u09be\u099c\u09c7 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09be \u09b9\u09df\u0964 MongoDB \u09b8\u09cd\u099f\u09cd\u09b0\u09bf\u0982 UTF-8 \u09ac\u09c8\u09a7 \u09b9\u09a4\u09c7 \u09b9\u09ac\u09c7\u0964 \u09e8\u0964 \u0987\u09a8\u09cd\u099f\u09bf\u099c\u09be\u09b0\u0983 \u098f\u0995\u099f\u09bf \u09b8\u0982\u0996\u09cd\u09af\u09be\u0997\u09a4 \u09ae\u09be\u09a8 \u09b8\u0982\u09b0\u0995\u09cd\u09b7\u09a3 \u0995\u09b0\u09be\u09b0 \u099c\u09a8\u09cd\u09af \u098f\u0987 \u099f\u09be\u0987\u09aa \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09be \u09b9\u09df\u0964 \u09aa\u09c2\u09b0\u09cd\u09a3\u09b8\u0982\u0996\u09cd\u09af\u09be\u2026","rel":"","context":"In "Root"","block_context":{"text":"Root","link":"http:\/\/bangla.sitestree.com\/?cat=1"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":6995,"url":"http:\/\/bangla.sitestree.com\/?p=6995","url_meta":{"origin":6571,"position":5},"title":"MongoDB Replication 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