Switch reads of AnnotationModeration to Annotation.moderation_status #9481
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After: 1/ Adding the new column 2/ Concurrently writing both the old table and the new column 3/ Backfilling the new column based on AnnotationModeration we are ready ot switch the reads over the new column. This commit doesn't introduce new functionality or any behavior changes.
marcospri
commented
Apr 15, 2025
| @@ -4,12 +4,15 @@ | |||
| from h.db.mixins import Timestamps | |||
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| class AnnotationModeration(Base, Timestamps): | |||
| class _LegacyAnnotationModeration(Base, Timestamps): | |||
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After a while we can remove the model and table.
| @@ -27,12 +30,12 @@ class AnnotationModeration(Base, Timestamps): | |||
| annotation = sa.orm.relationship( | |||
| "Annotation", | |||
| backref=sa.orm.backref( | |||
| "moderation", | |||
| "_moderation", | |||
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Renaming the model and references helps identifying current usages and not introducing new ones.
| @@ -149,7 +149,6 @@ def _eager_loaded_annotations(session): | |||
| models.Document.document_uris | |||
| ), | |||
| subqueryload(models.Annotation.document).subqueryload(models.Document.meta), | |||
| subqueryload(models.Annotation.moderation), | |||
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No need for a bunch of these, we can now derive this directly from Annotation.
| @@ -168,7 +168,6 @@ def update_annotation( | |||
| def hide(self, annotation: Annotation, user: User): | |||
| """Hides an annotation marking it it as "moderated".""" | |||
| if not annotation.is_hidden: | |||
| annotation.moderation = AnnotationModeration() | |||
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Stop writing to the old table.
| @@ -270,7 +259,7 @@ def upsert_annotation_slim(self, annotation): | |||
| # Fields of AnnotationSlim | |||
| "group_id": annotation.group.id, | |||
| "user_id": user_id, | |||
| "moderated": moderated, | |||
| "moderated": annotation.is_hidden, | |||
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AnnotationSlim doesn't need more details that the existing boolean.
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After:
1/ Adding the new column
2/ Concurrently writing both the old table and the new column 3/ Backfilling the new column based on AnnotationModeration
we are ready to switch the reads over the new column.
This commit doesn't introduce new functionality or any behavior changes.
Testing