29 lines
786 B
MySQL
29 lines
786 B
MySQL
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-- Image Refs
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CREATE TABLE IF NOT EXISTS public.images_refs (
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codice TEXT NOT NULL,
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ordine integer NOT NULL,
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img TEXT NOT NULL,
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thumb TEXT NOT NULL,
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og_url TEXT NOT NULL
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);
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-- Unique Codice and Ordine
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DO $$ BEGIN IF NOT EXISTS (
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SELECT 1
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FROM pg_constraint
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WHERE conname = 'img_cod_order'
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) THEN
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ALTER TABLE public.images_refs
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ADD CONSTRAINT img_cod_order UNIQUE (codice, ordine);
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END IF;
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END $$;
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-- Foreign Key to Annunci
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DO $$ BEGIN IF NOT EXISTS (
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SELECT 1 FROM pg_constraint
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WHERE conname = 'cod_image'
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) THEN
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ALTER TABLE public.images_refs
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ADD CONSTRAINT cod_image
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FOREIGN KEY (codice) REFERENCES public.annunci (codice)
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ON UPDATE CASCADE ON DELETE CASCADE;
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END IF;
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END $$;
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