Original: MongoDB Data summaryThe previous Redis Data summary topic is very popular, here the MongoDB series of information is also a simple collation. Hope to be useful to everyone. Last update time: 2013-04-22What is 1.MongoDB?
MongoDB
What is 1.MongoDB?
MongoDB Introduction ppt Sharing
MongoDB Gridfs Introduction ppt Two
First knowledge of MongoDB Gridfs
MongoDB Gridfs Introduction
A NoSQL and MongoDB introduction ppt
MongoDB: Next Generation MySQL?
LBS, which stores the latitude and longitude coordinates of each location, searches for nearby locations and establishes a geographical index to improve query efficiency.
MongoDB geolocation Index,2d and 2dsphere, corresponds to planar and
Indexes can often greatly improve the efficiency of queries, and if there is no index, MongoDB must scan every file in the collection and select those records that meet the query criteria when reading the data. This scan full set of query efficiency
Recently, as a commando, with colleagues in a blitz to build a simple lbs system. The current mainstream approach is to use MongoDB, because it has encapsulated the common LBS basic operations (such as looking for nearby people), the function is
Geo-index support is one of the highlights of MongoDB, which is one of the reasons why the world's most popular lbs service Foursquare choose MongoDB. We know that the usual database index structure is a B + Tree, and how to convert a geographic
Geo-index support is one of the highlights of MongoDB , which is one of the reasons why the world's most popular LBS service Foursquare choose MongoDB. We know that the usual database index structure is a B + Tree, and how to convert a geographic
Ziadoz a list of PHP resources that are maintained on GitHub, including libraries, frameworks, templates, security, code Analysis, logs, third-party libraries, configuration tools, Web tools, books, ebooks, classic blogs, and more. Bó Lè has
Collect and sort some common PHP class libraries. collect and sort out some common PHP class libraries, resources, and skills so that you can quickly find what you need at work...
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