#Migration

Migration Modules

When migrating a site, it's important to catch all the url aliases and redirects. Otherwise, existing links on the web may not...

Default Drupal migrations import original entity IDs, but can be modified to reset IDs.

Follow the instructions for generating...

When migrations are generated with Migrate Upgrade, nodes and revisions are imported with their preexisting IDs.

A...

NodeComplete is a migration source plugin that is used for generated upgrade migrations from d6 or 7.

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During site upgrades, we often need to make changes to the content types and fields. In this example, there is a Book content...

Drupal 8 was a major change to the codebase. Upgrading a site from 7 or older is a major operation because many modules are...

Lets say you have an Article content type, with fields to reference the parent and order. If an article has 3 children, each...

Let's say you have some articles with a reference field for related articles.

Here is the source content:

  - id: 1 title...

When you're working on a migration, you may need to change the row IDs being used. If you do, the migrate map and message tables...