37 lines
1.5 KiB
SQL
37 lines
1.5 KiB
SQL
-- 说明：为附件（media_assets）增加“可撤销删除”的软删除字段，并让自动入库队列感知删除/恢复。
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-- 编码：UTF-8
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alter table public.media_assets
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add column if not exists deleted_at timestamp with time zone;
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alter table public.media_assets
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add column if not exists deleted_by uuid references public.profiles(id) on delete set null;
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-- 说明：purged_at 表示“已过宽限期并完成清理”（删除 OCR / Storage 文件 / LightRAG 资源等）
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alter table public.media_assets
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add column if not exists purged_at timestamp with time zone;
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create index if not exists media_assets_deleted_at_idx
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on public.media_assets (workspace_id, deleted_at);
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create index if not exists media_assets_purged_at_idx
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on public.media_assets (workspace_id, purged_at);
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-- 让自动入库队列能感知 deleted_at 的变化（删除/恢复都需要入队）
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drop trigger if exists enqueue_rag_for_media_asset_update on public.media_assets;
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create trigger enqueue_rag_for_media_asset_update
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after update on public.media_assets
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for each row
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when (
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old.file_url is distinct from new.file_url
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or old.storage_path is distinct from new.storage_path
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or old.bucket is distinct from new.bucket
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or old.ocr_text is distinct from new.ocr_text
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or old.ocr_status is distinct from new.ocr_status
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or old.mime_type is distinct from new.mime_type
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or old.deleted_at is distinct from new.deleted_at
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or old.purged_at is distinct from new.purged_at
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)
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execute function public.enqueue_rag_for_media_asset();
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