Webfunction getMatchedCount (): integer This method should only be called if the write was acknowledged. Note If an update/replace operation results in no change to the document … Web详解SpringBoot整合MongoDB技术分解，一、介绍MongoDB中有三个比较重要的名词：数据库、集合、文档！ 数据库（Database）：和关系型数据库一样，每个数据库中有自己的用户权限，不同的项目组可以使用不同的数据库 集合（Collection）：集合指的是文档组（类似于MySQL中的表的概念），里面可以存储许多 ...

"How to fix" this function call getMatchedCount() in MongoDB …

Webpublic abstract int getMatchedCount(); /** * Returns the number of documents deleted by the write operation. * * @return the number of documents deleted by the write operation * @throws java.lang.UnsupportedOperationException if the write was unacknowledged. * @see com.mongodb.WriteConcern#UNACKNOWLEDGED */ public abstract int … http://www.javashuo.com/article/p-hzewbzgv-cq.html chris wetherill

org.springframework.data.mongodb.core.query.Criteria

Webthe value of a field to its current value), the matched count may be greater than the value returned by MongoDB\Driver\WriteResult::getModifiedCount(). Parameters This function … WebReturns the number of documents matched by updates or replacements in the write operation. This will include documents that matched the query but where the modification didn't result in any actual change to the document; for example, if you set the value of some field, and the field already has that value, that will still count as an update. Web整合springboot应用. 说明: 这里主要以 springboot 应用为基础应用进行整合开发。 Spring Data : Spring 数据框架 JPA 、Redis、Elasticsearch、AMQP、MongoDB JdbcTemplate. RedisTemplate. ElasticTempalte gheorghe liliac