mongo database wiki

} Public StaticListgetuniquelist (string[] keywordstr, string[] catId) {ListNewArraylist(); if(keywordstr!=NULL keywordstr.length>=1){ for(inti = 0; i ) { if(! Stringutils.isempty (Keywordstr[i]) !Stringutils.isempty (Catid[i])) {String str=keywordstr[i]+ "," +Catid[i]; if(!list.contains (str)) {List.add (str); } } } } returnlist; } //Public static void Main (string[] args) {//string[] strs1={"1"

Tags: new library1CD $MONGO _home/bin/./mongo--shutdown--dbpath/data01/app/mongo/data./mongo--fork--logpath/data01/app/mongo/logs/mongodb.log--dbpath/data01/app/mongo/data./mongo 127.0.

Mongo Database InstallationFirst to Mongo's official website to download the installer: http://www.mongodb.org/, I downloaded the file name is: Mongodb-win32-x86_64-2008plus-2.6.4-signed.msiExecutes the setup program.NextAgree to the license agreementYou can choose customize custom to see.Put it all on.Start the actual installation.MongoDB is installed by default in the C:\Program files\mongodb 2.6 Standard

Mysql, sqlsever, oracle, redis, mongo, postgres and other database backup and recovery commands, sqlseverredis The following is a simple example of how to back up and restore each database. For more detailed parameters and configurations, refer to relevant information. I. mysql: Parameter description: $ User $ Password $ Targethost $ Port $

IMMEDIATE; RESTORE DATABASE $dbname from disk= ' $filename ' with replace,norecovery; RESTORE DATABASE $dbname from dist= ' $diff _filename ' with RECOVERY; ALTER DATABASE $dbname SET ONLINE " Third, Oracle: Oracle's backup and recovery primarily uses Rman, which is interesting to know more about the specific use of Rman Four, Redis: Description: The Redis dat

Original link: "MongoDB" Windows platform build MONGO database replica set (similar cluster) (i)Replica sets (replica set) is a new feature that starts with the mongodDB1.6 version, which enables automatic failover and automatic repair of feature member nodes, and the data between each db is exactly the same, greatly reducing the risk of a single point of failure.【】This is the replica set schema for three n

Tags: ... res cti Tle run target out render expNodejs How to use the MONGO databaseFirst, please refer to the following two links to configure and run Express and MongoDB. 1. Use Express to generate a blank website http://cnodejs.org/topic/501f43eef767cc9a51c7b90e 2.mongo database installation and command line connection http://cnodejs.org/ topic/50285b34f767cc9a

1. Download mongodb-win32-x86_64-2.2.1 to any drive letter or any directory 2. Create a new batch file to install the MongoDB server to the service: D :\ " Program Files " \ Mongodb-win32-x86_64- 2.2 . 1 \ Bin \ mongod-dbpath " D: \ mongo_db_server " -- Logpath " D: \ mongo_db_server \ log \ log.txt " -- Port 27017 -- Install Note: during batch processingUse "" For program files because there are spaces in the path. 1.D: \ mongo_db_serverIs automatically generated, and

1, download mongodb-win32-x86_64-2.2.1 to any one of the letter or any directory 2. Create a new batch file, which is mainly used to install MongoDB server into service: The code is as follows Copy Code d:/"program Files"/mongodb-win32-x86_64-2.2.1/bin/mongod-dbpath "D:/mongo_db_server"--logpath "D:/mongo_db_server /log/log.txt "--port 27017--install Note that the program files in the batch are to be used "" because there are spaces in the path. 1, the fo

Tags: des http java uses OS IO data forConceptA Mongod service can have multiple databases, each database can have multiple tables, where the table is called collection, each collection can hold multiple documents (document), each document is Bson (binary JSON) in the form of a hard disk, so you can store more complex data types. It is stored in a single document, and you can add or delete fields to one or a batch of documents without affecting other

SQL Server has tools for database optimization. Mongo database profiler not only has but also has more powerful functions. MongoDB comes with a profiler that allows you to easily record all operations that take a long time to facilitate optimization. There are two ways to control the profiling switch and level. The first is to directly set it in the startup par

MONGO Database How do I test whether the MONGO database is connected? I just got in touch with MongoDB today. Not very familiar. Are there any learning materials in this area? Thank you! ------Solution-------------------- PHP Code Selectdb (' fish_test '); If no databas