query.addCriteria(Criteria.where("insertTime").gte(condition.getValue())); }else{ query.addCriteria(Criteria.where(condition.getKey()).is(condition.getValue())); } } } returnfind(query.limit(end - begin).skip(begin).with(newSort(newSort.Order(direction, orderField))), ProcessLandLog.cl...
Symbol 14 “symbol” Deprecated. JavaScript (with scope) 15 “javascriptWithScope” 32-bit integer 16 “int” Timestamp 17 “timestamp” 64-bit integer 18 “long” Decimal128 19 “decimal” New in version 3.4. Min key -1 “minKey” Max key 127 “maxKey” 举例如下: db.addressBook.insert...
"namespace":"mldn.students","indexFilterSet":false,"parsedQuery":{"age":{"$eq":19}},"winningPlan":{"stage":"FETCH","inputStage":{"stage":"IXSCAN","keyPattern":{"age":-1},"indexName":"age_-1","isMultiKey":false,"multiKeyPaths":{"age":[]},"isUnique":false,"isSparse":fal...
In this example, we use the$condoperator to define the condition. If the price is greater than or equal to 500, the order is considered “expensive”; otherwise, it is considered “cheap”. The output will contain the category name and the total number of orders in each category. Conclusi...
@RunWith(SpringRunner.class) @SpringBootTest public class PersonServiceTest { @Autowired private MongoTemplate mongoTemplate; /** * 根据条件查询集合中符合条件的文档,获取其文档列表并排序 */ @Test public void findByConditionAndSort() { String userName = "张三"; Query query = new Query(Criteria....
{ "scanAndOrder" : NumberLong(15), "writeConflicts" : NumberLong(9825) }, "query" : { "planCacheTotalSizeEstimateBytes" : NumberLong(0), "updateOneOpStyleBroadcastWithExactIDCount" : NumberLong(0), "multiPlanner" : { "classicCount" : NumberLong(0), "classicMicros" : NumberLong(0), "...
}else if(condition.getKey().equals(“insertTime”)){ query.addCriteria(Criteria.where(“insertTime”).gte(condition.getValue())); }else{ query.addCriteria(Criteria.where(condition.getKey()).is(condition.getValue())); } } } return find(query.limit(end - begin).skip(begin).with(new So...
Query Docs Home / MongoDB Compass / Interact with Your Data You can type MongoDB filter documents into the query bar to display only documents which match the specified criteria. To learn more about querying documents, seeQuery Documentsin the MongoDB manual. ...
有关特定操作符(包括事务语法和示例)的详细信息,请单击该操作符的参考页面链接。 兼容性 您可以对以下环境中托管的部署使用查询和投影运算符: MongoDB Atlas:用于云中 MongoDB 部署的完全托管服务 MongoDB Enterprise:基于订阅、自我管理的 MongoDB 版本
find with an empty query (no arguments) returns documents one-by-one but that's not what we want! We want to perform queries so that we can answer interesting questions about our data. This is where filter documents will prove useful. Selecting based on a condition in MongoDB Let’s sta...