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Israel JBoss User GroupSession 10 / 11.12.2008

Compass

By : Shay Banon, Compass Founder

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Introduction

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Relational Model

Search is more than “select ... like “%test%”

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I want Google

Users want any application to be google like

searchable

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More than Google?

We know more

than Google

when it comes to

our application.

Shh, don’t tell

Google

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Navigation Model

Actions based on types

Search and Rank based navigation

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Integrate Search

Used to be very complex

http://www.kimchy.org/the_birth_of_compass/

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The ubiquitous IR library for search enabling

application

Very powerful

Very low level

Still hard to integrate

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Enter Compass

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Introducing Compass

Simplify Search

Open Source (Apache Licensed)

3.5 years old (started at version 0.4)

2.1 GA released 1-NOV-2008

2.2 M1 very close

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Compass Core

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RSEM - Basic

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RSEM - Converters

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RSEM - Index Settings

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RSEM - Search and Load

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OSEM - Basic

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OSEM Basic - Search & Load

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OSEM - Component

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OSEM Component - Search & Load

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OSEM Basic - Searchable Property

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OSEM - Collections

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More Mappings

More RSEM options

More OSEM options

XSEM - XML to Search Engine Mapping

JSEM - JSON to Search Engine Mapping

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Compass Gps

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Overview

Integration Module with other “data driven”

frameworks

Mainly integration with ORMs

» Embedded

» Through JPA

» External

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Compass Gps Index

DB

SE

ORM Tool

Compass Core

Compass Gps

Application

Mapping

Mapping

1: Index

2: Get Common

Mapping Def

3: Fetch

4: Read

5: Save

6: Write

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Compass Gps Mirror

DB

SE

ORM Tool

Compass Core

Compass Gps

Application

Mapping

Mapping

2: Operation

1: Register Event

Listeners

3: Operation

4: Notify Listeners

5: Has Mapping?

6: Operation

7: Operation

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Embedded Hibernate

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Embedded Hibernate

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Embedded JPA - EclipseLink

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Embedded JPA - Hibernate

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Embedded JPA - OpenJPA

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Embedded JPA - TopLink

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Embedded JPA - One API

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External JPA

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Compass Needle

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Overview

Integration with distributed products / libraries.

Store the index on a data grid: GigaSpaces,

Terracotta, Coherence.

Automatically index data grid content such as

GigaSpaces and Coherence.

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Index Stored in a Data Grid

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Index the Data Grid

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Collocated Indexing and Search

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Compass Future

Open Discussion