an introduction to couchbase mobile

Couchbase for Mobile

Kadhambari AnbalaganAnish K. Mathew

Software Architect, RedBlackTreeSoftware Architect, RedBlackTree

The Question

Why Couchbase Mobile?

Try again later.

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Today’s Mobile Apps

©2015 Couchbase Inc.

Does this affect what people think about the app?

4

Doesn’t work a lot of the time and when it does it’s slow.

©2015 Couchbase Inc.

How does this affect application uninstall rates?

5

0%

20%

40%

60%

80%

100%U

nin

stal

l Rat

e

Freezing

Crashing

Slow Responsiveness

Source: uSamp

What’s the problem?

The Problem: Remote Data

What’s the solution?

The Solution: Remote & Local Data + Sync

What’s the proof?

DataLocation

NetworkRequirement

Application Availability

ApplicationResponsiveness

EnablingTechnology

RemoteOnly

AlwaysConnected

SometimesAvailable

VariableREST Services

(JSON)

LocalOnly

NeverConnected

AlwaysAvailable

AlwaysFast

SQLite

Local& Remote

Sometimes Connected

AlwaysAvailable

AlwaysFast

Sync

1 2 3 4 5

Effects of Data Location

DataLocation

NetworkRequirement

Application Availability

ApplicationResponsiveness

EnablingTechnology

RemoteOnly

AlwaysConnected

SometimesAvailable

VariableREST Services

(JSON)

LocalOnly

NeverConnected

AlwaysAvailable

AlwaysFast

SQLite

Local& Remote

Sometimes Connected

AlwaysAvailable

AlwaysFast

Sync

1 2 3 4 5

Effects of Data Location

Couchbase Mobile

• The only noSQL database for Mobile devices

• Embedded JSON database

• Works online and offline

• Automated secure sync mechanism

Architecture – Couchbase Mobile

Couchbase Server

Couchbase Server

(Cloud DB)

Cloud noSQL Database

Highly Scalable

High Performance

Always ON

Couchbase Lite

Couchbase Lite

(Embedded Database)

Embedded NoSQL Database

Lightweight – 500Kb

Flexible Data Model

Always Available

CRUD Operations

CRUD Operations

• Get

• Insert

• Update - > Delete, Insert

• Upsert - > Insert/ Update

• Delete

Sync Gateway

Sync Gateway

(Secure Synchronization)

Replication

Authentication

Data Partitioning

Data Read/Write Access Control - Channels

Let’s dive deep…

Replication • Types (Directions)

• Push

• Pull

• Modes

• One-shot

• Continuous

• Observers for replication status changes

Replication Topologies

STAR

TIERED

MESHFull multi-master replication

Continuous or ad-hoc in either direction

Sync Gateway

• Sync Function• Authorization

– requireRole()– requireUser()– requireAccess()

• Channels– access()– channel()

Channels

Sync Gateway

Data

Data

Data

Data

Data

Data

Data

Data

Data

Data

Data

Data

Data

Data

Data

Data

Demo

Live Use Case

Thank you

Q & A