text: CREATE TABLE "contacts" (
    "id" bigserial PRIMARY KEY,
    "first_name" varchar,
    "last_name" varchar NOT NULL,
    "email" varchar NOT NULL,
    "account_id" bigint,
    "created_at" timestamptz NOT NULL DEFAULT (now())
  );
  CREATE TABLE "accounts" (
    "id" bigserial PRIMARY KEY,
    "name" varchar NOT NULL,
    "created_at" timestamptz NOT NULL DEFAULT (now())
  );
  ALTER TABLE "contacts"
  ADD FOREIGN KEY ("account_id") REFERENCES "accounts" ("id");
  CREATE INDEX ON "contacts" ("email");
  CREATE INDEX ON "accounts" ("name");