34 lines
1.1 KiB
MySQL
34 lines
1.1 KiB
MySQL
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CREATE TABLE IF NOT EXISTS public.user_etichette (
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"userId" UUID NOT NULL,
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"etichettaId" integer NOT NULL,
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);
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DO $$ BEGIN
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ALTER TABLE public.user_etichette
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ADD CONSTRAINT user_etichette_pkey PRIMARY KEY ("userId", "etichettaId");
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EXCEPTION
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WHEN invalid_table_definition THEN
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RAISE NOTICE 'Primary key already exists. Ignoring...';
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END $$;
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-- Foreign Key to Chats
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DO $$ BEGIN IF NOT EXISTS (
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SELECT 1 FROM pg_constraint
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WHERE conname = 'user_etichetta_fkey'
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) THEN
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ALTER TABLE public.user_etichette
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ADD CONSTRAINT user_etichetta_fkey
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FOREIGN KEY ("userId") REFERENCES public.users (id)
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ON UPDATE CASCADE ON DELETE CASCADE;
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END IF;
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END $$;
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-- Foreign Key to Etichette
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DO $$ BEGIN IF NOT EXISTS (
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SELECT 1 FROM pg_constraint
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WHERE conname = 'etichetta_user_etichetta_fkey'
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) THEN
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ALTER TABLE public.user_etichette
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ADD CONSTRAINT etichetta_user_etichetta_fkey
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FOREIGN KEY ("etichettaId") REFERENCES public.etichette (id_etichetta)
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ON UPDATE CASCADE ON DELETE CASCADE;
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END IF;
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END $$;
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