CREATE TABLE "vendor_candidates" ( "id" serial PRIMARY KEY NOT NULL, "company_name" varchar(255) NOT NULL, "contact_email" varchar(255) NOT NULL, "contact_phone" varchar(50), "country" varchar(100), "source" varchar(100), "status" varchar(30) DEFAULT 'COLLECTED' NOT NULL, "created_at" timestamp DEFAULT now() NOT NULL, "updated_at" timestamp DEFAULT now() NOT NULL );