默认MongoDB 端口 Docs 主页 / 数据库手册 / 参考 下表列出了 MongoDB 使用的默认 TCP 端口: 默认端口 说明 27017 mongod和mongos实例的默认端口。 您可以使用port或--port更改此端口。 27018 使用--shardsvr命令行选项运行时mongod的默认端口,或配置文件中clusterRole设置的shardsvr值。
roles: [ { role: "userAdminAnyDatabase", db: "admin" } ] } ) 1. 2. 3. 4. 5. 6. 7. 重启mongod的进程,增加–auth参数,表示启用权限校验 docker run --rm -it --name mongo1 --net=mongo-network mongo --replSet test-rep --auth docker run --rm -it --name mongo2 --net=mong...
db.adminCommand( { setClusterParameter: { defaultMaxTimeMS: { readOperations: <value> } } } ) To view the current value for defaultMaxTimeMS, run the following command on the admin database: db.adminCommand( { getClusterParameter: "defaultMaxTimeMS" } ) ...
在Spring Boot项目中,以默认模式启动(bootstrapping)Spring Data MongoDB Repositories是一个非常常见的操作。以下是关于如何在Spring Boot项目中配置和使用MongoDB Repositories的详细步骤: 1. 理解Spring Data MongoDB Repositories的概念和用途 Spring Data MongoDB是Spring Data项目的一部分,它提供了一套标准的API来访...
USEmydatabase; 1. In the above example, the database named “mydatabase” is selected as the default database. Once the default database is set, you can execute queries without explicitly specifying the database. Example Usage Let’s consider a scenario where we have a database named “...
DEFAULT 约束用于向列中插入默认值。 如果没有规定其他的值,那么会将默认值添加到所有的新记录。 CREATE TABLE 时的 SQL DEFAULT 约束 下面的 SQL 在 "Persons" 表创建时在 "City" 列上创建 DEFAULT 约束: My SQL / SQL Server / Oracle / MS Access: ...
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Please ensure that yousetthedefaultwrite concernforthe databasebysetting = = one of the options = = = = w: (valueof >-1orthestring'majority'),where<1means = = no write acknowlegement = = journal:true/false, waitforflush to journal before acknowlegement = ...
● mongodb.service - An object/document-oriented database Loaded: loaded (/lib/systemd/system/mongodb.service; enabled; vendor preset: enabled) Active:active (running)since Thu 2020-10-08 14:23:22 UTC; 49s ago Docs: man:mongod(1) ...
In this article, we will have a look at some of the default ports used by Mongo DB and also have a look at the process of changing the default ports. List of default ports Let us have a look at all the related default ports used by Mongo DB database management system. For this che...