CREATE TABLE "IssueAssignee" ( "id" integer PRIMARY KEY GENERATED ALWAYS AS IDENTITY (sequence name "IssueAssignee_id_seq" INCREMENT BY 1 MINVALUE 1 MAXVALUE 2147483647 START WITH 1 CACHE 1), "issueId" integer NOT NULL, "userId" integer NOT NULL, "assignedAt" timestamp DEFAULT now() ); --> statement-breakpoint ALTER TABLE "Issue" DROP CONSTRAINT "Issue_assigneeId_User_id_fk"; --> statement-breakpoint ALTER TABLE "IssueAssignee" ADD CONSTRAINT "IssueAssignee_issueId_Issue_id_fk" FOREIGN KEY ("issueId") REFERENCES "public"."Issue"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint ALTER TABLE "IssueAssignee" ADD CONSTRAINT "IssueAssignee_userId_User_id_fk" FOREIGN KEY ("userId") REFERENCES "public"."User"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint CREATE UNIQUE INDEX "unique_issue_user" ON "IssueAssignee" USING btree ("issueId","userId");--> statement-breakpoint ALTER TABLE "Issue" DROP COLUMN "assigneeId";