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collection.ensureIndex is deprecated Code Example
collection.ensureIndex is deprecated 
mongoose.connect(dbURI, {
    useNewUrlParser: true,
    useUnifiedTopology: true,
    useCreateIndex: true,
    useFindAndModify: true,
})
(node:3168) DeprecationWarning: collection.ensureIndex is deprecated. Use createIndexes instead. (Use `node --trace-deprecation ...` to show where the warning was created) 
mongoose.set('useCreateIndex', true);
(node:2496) DeprecationWarning: collection.ensureIndex is deprecated. Use createIndexes instead. 
/*As of this edit, Mongoose is now at v5.4.13. Per their docs, these are the fixes for the deprecation warnings..*/
mongoose.set('useNewUrlParser', true);
mongoose.set('useFindAndModify', false);
mongoose.set('useCreateIndex', true);
Source: stackoverflow.com
(node:2736) DeprecationWarning: collection.ensureIndex is deprecated. Use createIndexes instead. 
mongoose.connect(
  url,
  {useCreateIndex: true },
  () => {
    console.log("MongoDB is connected!");
  }
);
(node:2496) DeprecationWarning: collection.ensureIndex is deprecated. Use createIndexes instead. 
mongoose.set('useNewUrlParser', true);
mongoose.set('useFindAndModify', false);
mongoose.set('useCreateIndex', true);
Source: stackoverflow.com



Javascript

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Category:
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Sub Category:
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