This document provides an overview and instructions for using LiteDB, a .NET NoSQL document store that uses a single data file. It covers installing LiteDB, opening a database file or memory stream, getting and querying collections, inserting, updating and deleting data, indexing properties, and uploading/downloading files. The reference and Q&A sections provide the project URL and space for questions.

1. LITEDB - A .NET NOSQL
DOCUMENT STORE IN A SINGLE DATA
FILE
Larry Nung

2. AGENDA
Introduction
Installation
How to use
Reference
Q & A
2

3. INTRODUCTION
3

4. INTRODUCTION
4

5. INSTALLATION
5

6. INSTALLATION
 Install-Package LiteDB
6

7. HOW TO USE
7

8. OPEN FILE DB
8
…
using (var db = new LiteDatabase(dbFile))
{
...
}

9. OPEN NEMORY DB
9
…
using (var ms = new MemoryStream(buffer))
using (var db = new LiteDatabase(ms))
{
...
}

10. GET COLLECTION
10
…
using (var db = new LiteDatabase(dbFile))
{
var collection = db.GetCollection<T>(collectionName);
...
}

11. INSERT DATA
11
…
using (var db = new LiteDatabase(dbFile))
{
var collection = db.GetCollection<T>(collectionName);
var collectionItem = new T();
collection.Insert(collectionItem);
}

12. BATCH INSERT DATA
12
…
using (var db = new LiteDatabase(dbFile))
{
var collection = db.GetCollection<T>(collectionName);
collection.InsertBulk(data, batchSize);
}

13. UPDATE DATA
13
…
using (var db = new LiteDatabase(dbFile))
{
var collection = db.GetCollection<T>(collectionName);
var collectionItem.Property = newValue;
collection.Update(collectionItem);
}

14. QUERY DATA
…
using (var db = new LiteDatabase(dbFile))
{
var collection =
db.GetCollection<T>(collectionName);
foreach (var collectionItem in collection.Find(item =>
item.Property == value))
{
…
}
}
14

15. QUERY ALL DATA
…
using (var db = new LiteDatabase(dbFile))
{
var collection =
db.GetCollection<T>(collectionName);
foreach (var collectionItem in collection.FindAll())
{
…
}
}
15

16. SET PROPERTY INDEX
…
using (var db = new LiteDatabase(dbFile))
{
var collection =
db.GetCollection<T>(collectionName);
...
collection.EnsureIndex(item => item.Property);
}
16

17. UPLOAD FILE
…
using (var db = new LiteDatabase(dbFile))
{
db.FileStorage.Upload(id, file);
}
17

18. OPEN FILE
…
using (var db = new LiteDatabase(dbFile))
{
…
using (var stream = db.FileStorage.OpenRead(id))
{
…
}
}
18

19. DOWNLOAD FILE
…
using (var db = new LiteDatabase(dbFile))
{
…
using(var fileStream = File.Create(id))
{
fs.Download(id, fileStream);
}
}
19

20. REFERENCE
20

21. REFERENCE
 LiteDB :: A .NET embedded NoSQL database
 http://www.litedb.org/
21

22. Q&A
22

23. QUESTION & ANSWER
23