db_connector: add constraint to allowed_users table that requires eac…

…h combination of user_id and charger_id to be unique.
Tinkerforge · Dec 12, 2024 · 1fb85e0 · 1fb85e0
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diff --git a/...tor/migrations/2024-12-12-131607_allowed_users_add_user_id_charger_id_constraint/down.sql b/...tor/migrations/2024-12-12-131607_allowed_users_add_user_id_charger_id_constraint/down.sql
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+-- This file should undo anything in `up.sql`
+ALTER TABLE "allowed_users" DROP CONSTRAINT "user_id_charger_id";
diff --git a/...ector/migrations/2024-12-12-131607_allowed_users_add_user_id_charger_id_constraint/up.sql b/...ector/migrations/2024-12-12-131607_allowed_users_add_user_id_charger_id_constraint/up.sql
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+-- Your SQL goes here
+
+ALTER TABLE "allowed_users" ADD CONSTRAINT "user_id_charger_id" UNIQUE ("user_id", "charger_id");
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		@@ -0,0 +1,2 @@
		-- This file should undo anything in `up.sql`
		ALTER TABLE "allowed_users" DROP CONSTRAINT "user_id_charger_id";
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		@@ -0,0 +1,3 @@
		-- Your SQL goes here

		ALTER TABLE "allowed_users" ADD CONSTRAINT "user_id_charger_id" UNIQUE ("user_id", "charger_id");