我是一个使用mogoDB (json/noSQL)的初学者。请帮助我使用mogoDB中的查询。在SQL中,我使用如下所示:
select * from account where 'status'='active' and
('create_by'= 'USE001' or 'create_by' = 'USE004' or 'create_by' = 'USE035')".
在mogoDB (json/noSQL)中,我如何做到这一点?
我试图通过将字符串数组与MogoDB文档中的特定字符串对象进行匹配来从mongoDB获得搜索结果。我的示例MongoDb文档。
"Notedisp" : {
"NoteID" : NumberLong(100281),
"NoteTitle" : null,
"NoteContent" : "In mathematics, the Pythagorean theorem theorem, also known as Pythagoras's theorem, is a relation in Eu
我正在尝试加载mogodb数据库到使用logstash的弹性搜索。我已经写了下面的logstash配置文件并执行它。运行配置文件时,我收到以下错误:
Error: mongodb.jdbc.MongoDriver not loaded. Are you sure you've included the correct jdbc driver in :jdbc_driver_library?
Exception: LogStash::ConfigurationError
我正在使用mongo-java-driver-3.1.0.jar驱动程序。请在下面找到我的logstash配置
class Parent
include Mongoid::Document
embeds_many :children
field :title
end
class Child
include Mongoid::Document
embedded_in :parent
field :name
end
Rails控制台
parent = Parent.new(:title => "Hello World")
parent.children << Child.new(:name => "Pedro")
parent
我同时使用Spring-data-Neo4J和Spring-data-MongoDb。在UserRepository上调用save方法会生成错误。任何帮助都将不胜感激。
我的域类
@Document
@NodeEntity(partial=true)
public class User implements Serializable {
private static final long serialVersionUID = 1L;
@GraphId Long id;
@Id
private String userId;
private String firstName;
private
我已经将我的IP列入了白名单,并且我已经正确地替换了URI字符串中的用户名和密码(包括密码中的特殊字符),但它不起作用。我也尝试允许从任何地方访问,但结果都是一样的。我得到了这个错误:
Server running on port 5000
MongooseError [MongooseServerSelectionError]: Could not connect to any servers in your MongoDB Atlas cluster. Make sure your current IP address is on your Atlas cluster's IP w