12 lines
725 B
SQL
12 lines
725 B
SQL
-- Tracks which gif_catalog entries came from a filesystem seed drop
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-- (data/gifs/, see files.Service.SeedGifs) vs. an admin-panel upload, so a
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-- restart can tell "already imported this file" from "brand new file" without
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-- re-transcoding every GIF on every startup. Empty for panel-created entries.
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ALTER TABLE public.gif_catalog ADD COLUMN source_filename text DEFAULT ''::text NOT NULL;
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-- Only seed-imported rows need uniqueness here: two panel uploads may
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-- legitimately share nothing to compare, but two seed imports of the same
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-- filename must collapse to one row on every restart.
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CREATE UNIQUE INDEX gif_catalog_source_filename_uniq
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ON public.gif_catalog (source_filename)
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WHERE source_filename <> '';
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