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https://issues.apache.org/jira/browse/NIFIREG-18?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16171776#comment-16171776
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ASF GitHub Bot commented on NIFIREG-18:
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GitHub user bbende opened a pull request:
https://github.com/apache/nifi-registry/pull/10
NIFIREG-18 Refactor MetadataProvider to use an embedded database
- Initial plumbing for H2 database
- Setup Flyway with initial migration to define tables
- Setup entity classes with repositories
- Setup unit testing for repositories
- Removed existing MetadataProvider concept
- Removed provider impl module and moved remaining pieces into framework
- Added MetadataService with DatabaseMetadataService implementation
- Refactored RegistryService to use MetadataService
- Introduced verbose flag on some end-points to control loading nested
objects
- Added ability to pass down paging/sorting params
- Added endpoints for available fields
- Adding ItemResource and ability to retrieve all items, or items by bucket
- Changing from Set to List on retrieval methods
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/bbende/nifi-registry NIFIREG-18
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/nifi-registry/pull/10.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #10
----
commit 8f394aaaabd73bf9a077b5b41ce897015daadac7
Author: Bryan Bende <bbe...@apache.org>
Date: 2017-09-19T14:01:24Z
NIFIREG-18 Initial plumbling for H2 database
- Setup Flyway with initial migration to define tables
- Setup entity classes with repositories
- Setup unit testing for repositories
- Removed existing MetadataProvider concept
- Removed provider impl module and moved remaining pieces into framework
- Added MetadataService with DatabaseMetadataService implementation
- Refactored RegistryService to use MetadataService
- Introduced verbose flag on some end-points to control loading nested
objects
- Added ability to pass down paging/sorting params
- Added endpoints for available fields
- Adding ItemResource and ability to retrieve all items, or items by bucket
- Changing from Set to List on retrieval methods
----
> Refactor MetadataProvider to use an embedded database
> -----------------------------------------------------
>
> Key: NIFIREG-18
> URL: https://issues.apache.org/jira/browse/NIFIREG-18
> Project: NiFi Registry
> Issue Type: Improvement
> Reporter: Bryan Bende
> Assignee: Bryan Bende
> Priority: Minor
>
> We need to leverage transactions when persisting data to avoid inconsistent
> states. Currently the MetadataProvider is based on an XML file which doesn't
> offer much way to rollback an operation. We should switch to using an
> embedded database.
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