What was the result of the election featuring r. ewing thomason (d) unopposed?
CREATE TABLE "table1_1342233_43" (
  "district" text,
  "incumbent" text,
  "party" text,
  "first_elected" real,
  "result" text,
  "candidates" text
);
SELECT "result" FROM "table1_1342233_43" WHERE "candidates"='R. Ewing Thomason (D) Unopposed';