Upgrading Reference Guide

An upgrade to Liferay DXP 7.0 gives you access to the latest Liferay technology, complete with all of the newest features, and the assurance of continued support for your Liferay environment.

Our Subscription Services Team recognizes that an upgrade often requires a significant investment of time, planning, and resources as the process will likely require the coordination of multiple teams and tight timelines. Listed below are resources designed to assist you in the preparation and execution of an upgrade to Liferay DXP 7.0.

Overview

New Features Summary
A document that highlights new features and functionalities in Liferay DXP compared to Liferay Portal 6.2.


Deployment Checklist
A list of critical parameters for performance tuning and some initial settings to consider as you select the appropriate architecture. This checklist is based on the accumulated knowledge of our Liferay Engineering and Global Services teams after implementing intensive performance and scalability tests.


How to Upgrade
A high level whitepaper that aims to set a framework for Liferay's recommended upgrade path. Topics include setting the right timeline, infrastructure changes, upgrading the database, and code changes.

Pre-Upgrade

Liferay DXP 7.0 Compatibility Matrix
A list of certified and supported environments for Liferay DXP 7.0 that have undergone extensive testing. Technologies include application servers, databases, operating systems, browsers, JDKs and cloud services.


Checklist for Upgrading to Liferay DXP
A checklist of important steps prior to the upgrade process. Topics include creating backups, testing your environments, reviewing legacy properties and values, updating your portal with the latest fix packs, and more.


Pre-Upgrade - Speed up the Process
A checklist of important steps on how to speed up the upgrade process. Topics include analyzing your database, deleting unused content, and improving performance.

Preparing and Running an Upgrade

Introduction to Upgrading to Liferay DXP
A comprehensive guide on how to prepare and run an upgrade to Liferay DXP. This documentation builds upon the checklist linked above and includes more details on how to upgrade your database.

Upgrading your Code

Breaking Changes
A chronological list of changes that break existing functionality, APIs or contracts with third-party Liferay developers or users. It is important to familiarize yourself with this information to understand what changes you may need to make with your codebase.


What's Changed and What Hasn't
A summary of key changes from Liferay 6 to Liferay DXP 7.0 along with characteristics that have been preserved.


Planning Plugin Upgrades and Optimizations
A set of articles that begin with an overview of Liferay DXP 7.0 as a modular platform, factors to consider when planning to convert your legacy applications to modules, and tutorials on upgrading existing plugins and templates.

Upgrading your Theme

Upgrading Your Theme from Liferay Portal 6.2 to 7.0
A guide through the process of upgrading your 6.2 theme to run on Liferay DXP 7.0.


Migrating a Theme from the Plugins SDK to the Themes Generator
An overview of new theme tools for Liferay DXP 7.0 and common Q&A for upgrading your theme.

 

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