Figure-based speech: porting SQL statements to MongoDB

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Is to use the corresponding information chart of SQL and MongoDB, click the picture to view the big picture:

498) this. width = 498; 'onmousewheel = 'javascript: return big (this) 'width = "1030" height = "774" border = "0" alt = "" src = "http://www.68idc.cn/help/uploads/allimg/150526/1A00964B-0.gif"/>

MongoDB features:

• Developed Using C ++
• Authorization Protocol: AGPL (client driver package: Apache)
• Supports custom and binary JSON (BSON) Protocols
• Support for master-slave Replication
• JavaScript query expression
• Better timely update features than CouchDB
• Horizontal scalability, built-in Partition Function
• Data storage based on memory ing files
• Better use of dynamic queries, solution modes and columns
• High Performance

The difference between using SQL (taking MySQl as an example) and using MongoDB: http://www.mongodb.org/display/DOCS/ SQL +to+Mongo+Mapping+Chart