Query errors caused by corrupted MongoDB index files

When MongoDB is disabled abnormally, the index file may be damaged, and the data is not reflected in the index when the data is updated.

When MongoDB is disabled abnormally, the index file may be damaged, and the data is not reflected in the index when the data is updated.

Problem description:

When MongoDB is disabled abnormally, the index file may be damaged, and the data is not reflected in the index when the data is updated.

Solution:

Use scripts to recreate the indexes of all MongoDB tables.

Var names = db. getCollectionNames ();

For (var I in names ){

Var name = names [I];

Print (name );

Var coll = db. getCollection (name );

Coll. reIndex ();

}

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