gw basic commands

Tags: int names error logging related SQL RDA input new is yourAfter the successful start of MongoDB, and then open a command line window input MONGO, you can do some of the database operations.Enter help to see the basic Operations Command:Show DBS: Display Database listShow Collections: Displays a collection in the current database (similar to a table in a relational database)Show Users: Show userUse Db.help (): Show database Operations Command with

Tags: des style http color io using AR strong forAfter the successful start of MongoDB, and then open a command line window input MONGO, you can do some of the database operations.Enter help to see the basic Operations Command:Show DBS: Display Database listShow Collections: Displays a collection in the current database (similar to a table in a relational database)Show Users: Show userUse Db.help (): Show database Operations Command with a lot of comm

Tags: mongodb basic commandsMongodb maintain basic commandsuser admin commands apply to 2.* version 3.* some changes 1. View detailed shard informationMongos>sh.status ()---sharding Status---Sharding version: {"_id": 1,"Version": 4,"Mincompatibleversion": 4,"CurrentVersion": 5,"Clusterid": ObjectId ("569c8e920d9b1cb4bbf4169a")}Shards:{"_id": "Shard1", "host": "

users:root switch to normal user1. Exit 2. Su-user name Note There are spaces on both sides!!! 2-2. Basic Operation command LS dir List all files (directories and files) in the directory Pwd Show Current working directory Cd switch to a directoryNothing is added to the CD.users will automatically jump to the user's home directory/home/xxxroot user will automatically jump to/root More View the co

Basic commands and directory structure directories in Linux First, the Linux basic directory structure II. basic Commands Third, browse the directory Iv. Intermediate Command Five, change the password VI. environment variables and shell variables

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Getting Started with Linux-basic commandsCatalogue? date commands date? Modify time zone? Calendar command cal? Shutdown Start command Halt,reboot,poweroff? WhoAmI, who, who am I, W screen echo? How do I use it? How do I use the {}? TAB completion? History commandDay Command DateLinux: System boot, startup time and date information from hardware read, after reading, hardware-independent system clock hardwar

Tags: INI win backup print system start change query usr fileLlinux basic commands and personal Linux file sharingOne,root username @ delimiter Kingle host name ~ current directory # root privilege $ not assigned rights usertwo, writing format: space [command parameter] space path third, the Linux directory structureRoot---Some of the core files used when starting Linux. such as operating system kernel, boo

As a newcomer to the DB2 database, I am very interested in the basic commands and knowledge of DB2. Some experts have answered this question when I started the DB2 database course, the editor has organized it to help other friends learn and grasp it. The following describes the specific solution and hopes it will help you in your future study. Basic DB2

Linux shell commands are inseparable from the programmer's life. However, many programmers are not able to use them skillfully. In fact, it is very easy to understand these things as long as they are familiar with their basic principles. Next, let's take a look at the specific Linux shell Command introduction. In fact, the interactive interpretation and execution of user input

When configuring the zookeeper cluster, you need to view the native IP, enter the command hostname-i will display only the host IP,Search below a commonly used command, busy when more knock command, in order to use the time to find! I listed below the 10 basic Linux users should be aware of the network and monitoring commands. Network and Monitoring comm