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// User model
const User = mongoose.model('User', {
name: { type: String },
age: { type: Number }
});
User.exists({name:'Gourav'}, function (err, doc) {
if (err){
console.log(err)
}else{
console.log("Result :", doc) // false
}
});
User.exists({name:'Amit'}, function (err, doc) {
if (err){
console.log(err)
}else{
console.log("Result :", doc) // true
}
});
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// Assuming you have imported and connected Mongoose to your MongoDB database
// Define a Mongoose model
const MyModel = mongoose.model('MyModel', new mongoose.Schema({
// Schema definition
}));
// Query to check if a document exists
MyModel.exists({ /* condition */ }, (err, result) => {
if (err) {
console.error(err);
} else {
console.log(result); // true if document exists, false otherwise
}
});