node.js - windows cannot start mongodb service?

After searching for a long time, I can't find anything wrong! What's going on? The result I want is that mongo...

From [MongoDBdiscussion group] 2017-06-24 09:43:05 0  1  1143

nosql - MongoDB search time and number of matching conditions

Just like this, Baidu found a total of XXXXXX related results for you. It took XXXX milliseconds. How is this ...

From [MongoDBdiscussion group] 2017-05-17 10:04:08 0  1  1138

sphinx - mongodb搭配什么搜索引擎好？

mongodb已经内建了搜索引擎，不过现在还不支持中文。 想问问有什么其他搜索引擎可以用。 我想到了一种方法是用mysql+sphinx单独做搜索，不知道是否可行

From [MongoDBdiscussion group] 2017-04-24 09:11:05 0  2  1135

mongodb - Mongo group分组后，怎么对分组后的结果进行从大到小排序，并取前5个

{代码...} 最后的结果，我想要count数量从大到小排列，并且只取前五个，能用finalize实现吗？具体怎么写函数呢？？或者能用什么方法实现？？？？

From [MongoDBdiscussion group] 2017-04-24 09:14:07 0  2  1111

mongodb - mongo修改字段名？

mongo修改字段(列)名.

From [MongoDBdiscussion group] 2017-05-02 09:18:18 0  1  1098

node.js - Parameter passing problem in node+express+ejs. When passing parameters, it always prompts that the parameters are undefined.

Briefly describe the structure: {code...} The connection between the three is to get all the articles in the d...

From [MongoDBdiscussion group] 2017-06-05 11:08:33 0  1  1093

node.js - mongoose obtains user information through UserId and cannot save it to the object

{Code...} {Code...} Why doesn't assigning a value directly like this take effect? How should we save the queri...

From [MongoDBdiscussion group] 2017-06-05 11:08:53 0  2  1089

如何将MongoDB中集合中capped属性去除

我在MongoDB数据库（Version 2.6）中，发现集合中几个document中有错值，想用update去手动修改时发现会有下图中的报错。 查看相关文档后发现原因是collection带有capped属性，导致只能...

From [MongoDBdiscussion group] 2017-04-27 09:02:08 0  1  1087

mongodb - spring-data-mongo aggregate 筛选两个字段相等

在使用spring-data-mongo做统计时，需要比较两个字段是否相等，比如 l==qzt就像find中查询 {代码...} 这段代码是能查询出来的但是在使用spring-data-mongo Aggregation...

From [MongoDBdiscussion group] 2017-05-02 09:23:59 0  0  1078

python - pymongo Do you need to close manually?

Do you need to close pymongo manually?

From [MongoDBdiscussion group] 2017-06-16 09:19:09 0  3  1075

mongodb 官网无法下载

因为官网下载页面里引用的js有些被墙了，所以页面无法正常运行，也就点不到下载地址了，我想要windows版的,国内如何下载？

From [MongoDBdiscussion group] 2017-04-27 09:03:16 0  3  1075

mongodb - Exceeded memory limit for $group

Exceeded memory limit for $group, but didn't allow external sort. Pass allowDiskUse:true to opt in {代码...}

From [MongoDBdiscussion group] 2017-05-02 09:21:28 0  1  1073

去重 - MongoDB如何去除组合重复项

{代码...}

From [MongoDBdiscussion group] 2017-04-27 09:02:29 0  3  1072

nosql - MongoDB单文档大小限制是16M吗？这里包括嵌入的子文档吗？

从官方文档http://cn.docs.mongodb.org/manual/ref...： BSON Object Size The maximum BSON object size is 16 megabytes.这...

From [MongoDBdiscussion group] 2017-04-21 10:56:10 0  1  1071

MongoDB数据库长时间未访问，首次查询时，用时较长。如何解决？

我在项目中遇到一个MongoDB的问题，好多天了还是没能得到解决，希望得到大牛的指点。具体问题是：长时间不访问数据库的情况下，第一次查询数据库所需的时间很长，但是之后的查询就会很快。具体情况： {代码...} ...

From [MongoDBdiscussion group] 2017-05-02 09:26:08 0  1  1061