How to solve the problem of query errors caused by the destruction of MongoDB index files

This article mainly explains "how to solve the problem of query errors caused by the destruction of MongoDB index files". The explanation in this article is simple and clear, easy to learn and understand, and now please follow the editor's ideas to slowly deepen, to study and learn "how to solve the problem of query errors caused by the destruction of MongoDB index files".

Problem description:

When MongoDB shuts down abnormally, it may cause the index file to be corrupted and the data not reflected on the index when updated.

Solution:

Use a script to rebuild the indexes of all the tables in MongoDB.

Var names = db.getCollectionNames (); for (var i in names) {var name = names [I]; print (name); var coll = db.getCollection (name); coll.reIndex () Thank you for your reading, the above is the content of "how to solve the problem of query errors caused by the destruction of MongoDB index files". After the study of this article, I believe you have a deeper understanding of how to solve the problem of query errors caused by the destruction of MongoDB index files, and the specific use needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!