第 8 节，共 34 节
How to Query Documents in MongoDB: find() vs findOne() | Getting Started with MongoDB
课时34 节课
- 1How to Install MongoDB Community Edition on Windows | Getting Started with MongoDB
- 2How to Connect to MongoDB Server Using Mongo Shell (mongosh) | Getting Started with MongoDB
- 3How to Start MongoDB Server Manually Using "mongod" Command | Getting Started with MongoDB
- 4How to Create, Switch, and Delete Databases in MongoDB | Getting Started with MongoDB
- 5What is a Collection in MongoDB: Create, List and Drop Collections | Getting Started with MongoDB
- 6What is a Document in MongoDB: Structure, BSON Format and Key Feature | Getting Started with MongoDB
- 7How to Insert Documents in MongoDB: insertOne() vs insertMany() | Getting Started with MongoDB
- 8How to Query Documents in MongoDB: find() vs findOne() | Getting Started with MongoDB
- 9How to Update Documents in MongoDB: updateOne() & updateMany() | Getting Started with MongoDB
- 10How to Delete Documents in MongoDB: deleteOne() vs deleteMany() | Getting Started with MongoDB
- 11Getting Started with MongoDB Compass: Setup, Connection & GUI Basics | Getting Started with MongoDB
- 12How to Use MongoDB Shell (mongosh): Variables, Functions & Mongo API | Getting Started with MongoDB
- 13Introduction to MongoDB Cursor: What They Are & Why We Need Them | Understanding Cursor in MongoDB
- 14How to Loop Over MongoDB Cursor Using next() and hasNext() Method | Understanding Cursor in MongoDB
- 15How to Loop Through MongoDB Documents with cursor.forEach() Method | Understanding Cursor in MongoDB
- 16How to Convert a MongoDB Cursor into an Array: toArray() Method | Understanding Cursor in MongoDB
- 17MongoDB Projection: Include & Exclude Fields in find() Queries | Understanding Cursor in MongoDB
- 18How to Sort Query Results (Ascending, Descending & Multi-Field) | Understanding Cursor in MongoDB
- 19How to Implement Pagination in MongoDB Using skip() and limit() | Understanding Cursor in MongoDB
- 20Why MongoDB Uses BSON Instead of JSON (Data Types & Performance) | BSON Data Types
- 21Working with String, Boolean & Null Datatypes | BSON Data Types
- 22An Overview of MongoDB Number Types (Int32, Int64, Double & Decimal) | BSON Data Type
- 23MongoDB Integer Data Types (Int32 & Int64): How to Use NumberInt and NumberLong | BSON Data Types
- 24MongoDB Double vs Decimal Datatype: How to Store Floating Point Number as Decimal? | BSON Data Types
- 25Working with Embedded Documents: Storing & Managing Nested Data in BSON | BSON Data Types
- 26MongoDB Array Data Type: Storing & Managing Lists in BSON | BSON Data Types
- 27MongoDB ObjectId Deep Dive: Structure, Auto-Generation & Best Practices | BSON Data Types
- 28MongoDB ISODate & Timestamp Data Types: Storing Date & Time in MongoDB | BSON Data Types
- 29MongoDB Special BSON Types: Regex, Binary Data (BinData) & JavaScript Code | BSON Data Types
- 30MongoDB Extension for VS Code: Setup, Installation & Why You Should Use It | BSON Data Types
- 31What is Schema in MongoDB & Why Do You Need One? | Schema & Schema Validation
- 32How to Define a Schema When Creating a MongoDB Collection | Schema & Schema Validation
- 33Strict Schema Validation in MongoDB: How to Block Extra Fields | Schema & Schema Validation
- 34MongoDB Schema Validation for Embedded Documents | Schema & Schema Validation