Parsed test spec with 2 sessions

starting permutation: s1-begin s2-begin s1-create-temp s1-insert s2-create-temp s2-insert s1-commit s2-commit
step s1-begin:
    BEGIN;

step s2-begin:
    BEGIN;

step s1-create-temp:
    CREATE TEMPORARY TABLE columnar_temp (a int, b text, c int) USING columnar;

step s1-insert:
    INSERT INTO columnar_temp VALUES (1, '1', 1);

step s2-create-temp:
    CREATE TEMPORARY TABLE columnar_temp (a int, b text, c int) USING columnar;

step s2-insert:
    INSERT INTO columnar_temp VALUES (1, '1', 1);

step s1-commit:
    COMMIT;

step s2-commit:
    COMMIT;