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,Contents
About ................................................................................................................................................................................... 1
Chapter 1: Getting started with MongoDB ....................................................................................................... 2
Section 1.1: Execution of a JavaScript file in MongoDB ............................................................................................. 2
Section 1.2: Making the output of find readable in shell ............................................................................................ 2
Section 1.3: Complementary Terms ............................................................................................................................. 3
Section 1.4: Installation .................................................................................................................................................. 3
Section 1.5: Basic commands on mongo shell ............................................................................................................ 6
Section 1.6: Hello World ................................................................................................................................................. 6
Chapter 2: CRUD Operation ..................................................................................................................................... 7
Section 2.1: Create ......................................................................................................................................................... 7
Section 2.2: Update ....................................................................................................................................................... 7
Section 2.3: Delete ......................................................................................................................................................... 8
Section 2.4: Read ........................................................................................................................................................... 8
Section 2.5: Update of embedded documents .......................................................................................................... 9
Section 2.6: More update operators .......................................................................................................................... 10
Section 2.7: "multi" Parameter while updating multiple documents ...................................................................... 10
Chapter 3: Getting database information ..................................................................................................... 11
Section 3.1: List all collections in database ............................................................................................................... 11
Section 3.2: List all databases .................................................................................................................................... 11
Chapter 4: Querying for Data (Getting Started) ....................................................................................... 12
Section 4.1: Find() ......................................................................................................................................................... 12
Section 4.2: FindOne() ................................................................................................................................................. 12
Section 4.3: limit, skip, sort and count the results of the find() method ................................................................ 12
Section 4.4: Query Document - Using AND, OR and IN Conditions ....................................................................... 14
Section 4.5: find() method with Projection ................................................................................................................ 16
Section 4.6: Find() method with Projection ............................................................................................................... 16
Chapter 5: Update Operators .............................................................................................................................. 18
Section 5.1: $set operator to update specified field(s) in document(s) ................................................................. 18
Chapter 6: Upserts and Inserts ............................................................................................................................ 20
Section 6.1: Insert a document ................................................................................................................................... 20
Chapter 7: Collections .............................................................................................................................................. 21
Section 7.1: Create a Collection .................................................................................................................................. 21
Section 7.2: Drop Collection ....................................................................................................................................... 22
Chapter 8: Aggregation ........................................................................................................................................... 23
Section 8.1: Count ........................................................................................................................................................ 23
Section 8.2: Sum .......................................................................................................................................................... 23
Section 8.3: Average ................................................................................................................................................... 24
Section 8.4: Operations with arrays .......................................................................................................................... 25
Section 8.5: Aggregate query examples useful for work and learning ................................................................. 25
Section 8.6: Match ....................................................................................................................................................... 29
Section 8.7: Get sample data ..................................................................................................................................... 30
Section 8.8: Remove docs that have a duplicate field in a collection (dedupe) .................................................. 30
Section 8.9: Left Outer Join with aggregation ( $Lookup) ..................................................................................... 30
Section 8.10: Server Aggregation .............................................................................................................................. 31
Section 8.11: Aggregation in a Server Method .......................................................................................................... 31
Section 8.12: Java and Spring example .................................................................................................................... 32
,Chapter 9: Indexes ...................................................................................................................................................... 34
Section 9.1: Index Creation Basics .............................................................................................................................. 34
Section 9.2: Dropping/Deleting an Index .................................................................................................................. 36
Section 9.3: Sparse indexes and Partial indexes ...................................................................................................... 36
Section 9.4: Get Indices of a Collection ..................................................................................................................... 37
Section 9.5: Compound ............................................................................................................................................... 38
Section 9.6: Unique Index ........................................................................................................................................... 38
Section 9.7: Single field ............................................................................................................................................... 38
Section 9.8: Delete ....................................................................................................................................................... 38
Section 9.9: List ............................................................................................................................................................ 39
Chapter 10: Bulk Operations ................................................................................................................................. 40
Section 10.1: Converting a field to another type and updating the entire collection in Bulk ............................... 40
Chapter 11: 2dsphere Index .................................................................................................................................... 43
Section 11.1: Create a 2dsphere Index ........................................................................................................................ 43
Chapter 12: Pluggable Storage Engines .......................................................................................................... 44
Section 12.1: WiredTiger .............................................................................................................................................. 44
Section 12.2: MMAP ...................................................................................................................................................... 44
Section 12.3: In-memory ............................................................................................................................................. 44
Section 12.4: mongo-rocks ......................................................................................................................................... 44
Section 12.5: Fusion-io ................................................................................................................................................. 44
Section 12.6: TokuMX ................................................................................................................................................... 45
Chapter 13: Java Driver ........................................................................................................................................... 46
Section 13.1: Fetch Collection data with condition .................................................................................................... 46
Section 13.2: Create a database user ........................................................................................................................ 46
Section 13.3: Create a tailable cursor ........................................................................................................................ 46
Chapter 14: Python Driver ...................................................................................................................................... 48
Section 14.1: Connect to MongoDB using pymongo ................................................................................................ 48
Section 14.2: PyMongo queries .................................................................................................................................. 48
Section 14.3: Update all documents in a collection using PyMongo ...................................................................... 49
Chapter 15: Mongo as Shards ............................................................................................................................... 50
Section 15.1: Sharding Environment Setup ................................................................................................................ 50
Chapter 16: Replication ............................................................................................................................................ 51
Section 16.1: Basic configuration with three nodes .................................................................................................. 51
Chapter 17: Mongo as a Replica Set ................................................................................................................. 53
Section 17.1: Mongodb as a Replica Set .................................................................................................................... 53
Section 17.2: Check MongoDB Replica Set states .................................................................................................... 54
Chapter 18: MongoDB - Configure a ReplicaSet to support TLS/SSL ............................................. 56
Section 18.1: How to configure a ReplicaSet to support TLS/SSL? ......................................................................... 56
Section 18.2: How to connect your Client (Mongo Shell) to a ReplicaSet? ............................................................ 58
Chapter 19: Authentication Mechanisms in MongoDB .............................................................................. 60
Section 19.1: Authentication Mechanisms .................................................................................................................. 60
Chapter 20: MongoDB Authorization Model ................................................................................................. 61
Section 20.1: Build-in Roles ......................................................................................................................................... 61
Chapter 21: Configuration ...................................................................................................................................... 62
Section 21.1: Starting mongo with a specific config file ........................................................................................... 63
Chapter 22: Backing up and Restoring Data ................................................................................................ 64
Section 22.1: Basic mongodump of local default mongod instance ...................................................................... 64
Section 22.2: Basic mongorestore of local default mongod dump ....................................................................... 64
, Section 22.3: mongoimport with JSON ..................................................................................................................... 64
Section 22.4: mongoimport with CSV ........................................................................................................................ 65
Chapter 23: Upgrading MongoDB version ..................................................................................................... 66
Section 23.1: Upgrading to 3.4 on Ubuntu 16.04 using apt ...................................................................................... 66
Credits .............................................................................................................................................................................. 67
You may also like ........................................................................................................................................................ 69
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