QUERY: CREATE TABLE INT2_TBL(f1 int2);
QUERY: INSERT INTO INT2_TBL(f1) VALUES ('0');
QUERY: INSERT INTO INT2_TBL(f1) VALUES ('1234');
QUERY: INSERT INTO INT2_TBL(f1) VALUES ('-1234');
QUERY: INSERT INTO INT2_TBL(f1) VALUES ('34.5');
ERROR:  pg_atoi: error in "34.5": can't parse ".5"
QUERY: INSERT INTO INT2_TBL(f1) VALUES ('32767');
QUERY: INSERT INTO INT2_TBL(f1) VALUES ('-32767');
QUERY: INSERT INTO INT2_TBL(f1) VALUES ('100000');
ERROR:  pg_atoi: error reading "100000": Numerical result out of range
QUERY: INSERT INTO INT2_TBL(f1) VALUES ('asdf');
ERROR:  pg_atoi: error in "asdf": can't parse "asdf"
QUERY: SELECT '' AS five, INT2_TBL.*;
five|    f1
----+------
    |     0
    |  1234
    | -1234
    | 32767
    |-32767
(5 rows)

QUERY: SELECT '' AS four, i.* FROM INT2_TBL i WHERE i.f1 <> '0'::int2;
four|    f1
----+------
    |  1234
    | -1234
    | 32767
    |-32767
(4 rows)

QUERY: SELECT '' AS four, i.* FROM INT2_TBL i WHERE i.f1 <> '0'::int4;
four|    f1
----+------
    |  1234
    | -1234
    | 32767
    |-32767
(4 rows)

QUERY: SELECT '' AS one, i.* FROM INT2_TBL i WHERE i.f1 = '0'::int2;
one|f1
---+--
   | 0
(1 row)

QUERY: SELECT '' AS one, i.* FROM INT2_TBL i WHERE i.f1 = '0'::int4;
one|f1
---+--
   | 0
(1 row)

QUERY: SELECT '' AS two, i.* FROM INT2_TBL i WHERE i.f1 < '0'::int2;
two|    f1
---+------
   | -1234
   |-32767
(2 rows)

QUERY: SELECT '' AS two, i.* FROM INT2_TBL i WHERE i.f1 < '0'::int4;
two|    f1
---+------
   | -1234
   |-32767
(2 rows)

QUERY: SELECT '' AS three, i.* FROM INT2_TBL i WHERE i.f1 <= '0'::int2;
three|    f1
-----+------
     |     0
     | -1234
     |-32767
(3 rows)

QUERY: SELECT '' AS three, i.* FROM INT2_TBL i WHERE i.f1 <= '0'::int4;
three|    f1
-----+------
     |     0
     | -1234
     |-32767
(3 rows)

QUERY: SELECT '' AS two, i.* FROM INT2_TBL i WHERE i.f1 > '0'::int2;
two|   f1
---+-----
   | 1234
   |32767
(2 rows)

QUERY: SELECT '' AS two, i.* FROM INT2_TBL i WHERE i.f1 > '0'::int4;
two|   f1
---+-----
   | 1234
   |32767
(2 rows)

QUERY: SELECT '' AS three, i.* FROM INT2_TBL i WHERE i.f1 >= '0'::int2;
three|   f1
-----+-----
     |    0
     | 1234
     |32767
(3 rows)

QUERY: SELECT '' AS three, i.* FROM INT2_TBL i WHERE i.f1 >= '0'::int4;
three|   f1
-----+-----
     |    0
     | 1234
     |32767
(3 rows)

QUERY: SELECT '' AS one, i.* FROM INT2_TBL i WHERE (i.f1 % '2'::int2) = '1'::int2;
one|   f1
---+-----
   |32767
(1 row)

QUERY: SELECT '' AS three, i.* FROM INT2_TBL i WHERE (i.f1 % '2'::int4) = '0'::int2;
three|   f1
-----+-----
     |    0
     | 1234
     |-1234
(3 rows)

QUERY: SELECT '' AS five, i.f1, i.f1 * '2'::int2 AS x FROM INT2_TBL i;
five|    f1|    x
----+------+-----
    |     0|    0
    |  1234| 2468
    | -1234|-2468
    | 32767|   -2
    |-32767|    2
(5 rows)

QUERY: SELECT '' AS five, i.f1, i.f1 * '2'::int4 AS x FROM INT2_TBL i;
five|    f1|     x
----+------+------
    |     0|     0
    |  1234|  2468
    | -1234| -2468
    | 32767| 65534
    |-32767|-65534
(5 rows)

QUERY: SELECT '' AS five, i.f1, i.f1 + '2'::int2 AS x FROM INT2_TBL i;
five|    f1|     x
----+------+------
    |     0|     2
    |  1234|  1236
    | -1234| -1232
    | 32767|-32767
    |-32767|-32765
(5 rows)

QUERY: SELECT '' AS five, i.f1, i.f1 + '2'::int4 AS x FROM INT2_TBL i;
five|    f1|     x
----+------+------
    |     0|     2
    |  1234|  1236
    | -1234| -1232
    | 32767| 32769
    |-32767|-32765
(5 rows)

QUERY: SELECT '' AS five, i.f1, i.f1 - '2'::int2 AS x FROM INT2_TBL i;
five|    f1|    x
----+------+-----
    |     0|   -2
    |  1234| 1232
    | -1234|-1236
    | 32767|32765
    |-32767|32767
(5 rows)

QUERY: SELECT '' AS five, i.f1, i.f1 - '2'::int4 AS x FROM INT2_TBL i;
five|    f1|     x
----+------+------
    |     0|    -2
    |  1234|  1232
    | -1234| -1236
    | 32767| 32765
    |-32767|-32769
(5 rows)

QUERY: SELECT '' AS five, i.f1, i.f1 / '2'::int2 AS x FROM INT2_TBL i;
five|    f1|     x
----+------+------
    |     0|     0
    |  1234|   617
    | -1234|  -617
    | 32767| 16383
    |-32767|-16383
(5 rows)

QUERY: SELECT '' AS five, i.f1, i.f1 / '2'::int4 AS x FROM INT2_TBL i;
five|    f1|     x
----+------+------
    |     0|     0
    |  1234|   617
    | -1234|  -617
    | 32767| 16383
    |-32767|-16383
(5 rows)