Have to agree with that. A very ugly workaround is something like: r.branch(r.table("users").getAll(email, {index: "email"}).isEmpty(), r.table("users").insert

Have to agree with that. A very ugly workaround is something like: r.branch(r.table("users").getAll(email, {index: "email"}).isEmpty(), r.table("users").insert(user), {})