-- -- INT8 -- Test int8 64-bit integers. -- -- int8_tbl was already created and filled in test_setup.sql. -- Here we just try to insert bad values. INSERT INTO INT8_TBL(q1) VALUES (' '); INSERT INTO INT8_TBL(q1) VALUES ('xxx'); INSERT INTO INT8_TBL(q1) VALUES ('3908203590239580293850293850329485'); INSERT INTO INT8_TBL(q1) VALUES ('-1204982019841029840928340329840934'); INSERT INTO INT8_TBL(q1) VALUES ('- 123'); INSERT INTO INT8_TBL(q1) VALUES (' 345 5'); INSERT INTO INT8_TBL(q1) VALUES (''); SELECT * FROM INT8_TBL; -- Also try it with non-error-throwing API SELECT pg_input_is_valid('34', 'int8'); SELECT pg_input_is_valid('asdf', 'int8'); SELECT pg_input_is_valid('10000000000000000000', 'int8'); SELECT * FROM pg_input_error_info('10000000000000000000', 'int8'); -- int8/int8 cmp SELECT * FROM INT8_TBL WHERE q2 = 4567890123456789; SELECT * FROM INT8_TBL WHERE q2 <> 4567890123456789; SELECT * FROM INT8_TBL WHERE q2 < 4567890123456789; SELECT * FROM INT8_TBL WHERE q2 > 4567890123456789; SELECT * FROM INT8_TBL WHERE q2 <= 4567890123456789; SELECT * FROM INT8_TBL WHERE q2 >= 4567890123456789; -- int8/int4 cmp SELECT * FROM INT8_TBL WHERE q2 = 456; SELECT * FROM INT8_TBL WHERE q2 <> 456; SELECT * FROM INT8_TBL WHERE q2 < 456; SELECT * FROM INT8_TBL WHERE q2 > 456; SELECT * FROM INT8_TBL WHERE q2 <= 456; SELECT * FROM INT8_TBL WHERE q2 >= 456; -- int4/int8 cmp SELECT * FROM INT8_TBL WHERE 123 = q1; SELECT * FROM INT8_TBL WHERE 123 <> q1; SELECT * FROM INT8_TBL WHERE 123 < q1; SELECT * FROM INT8_TBL WHERE 123 > q1; SELECT * FROM INT8_TBL WHERE 123 <= q1; SELECT * FROM INT8_TBL WHERE 123 >= q1; -- int8/int2 cmp SELECT * FROM INT8_TBL WHERE q2 = '456'::int2; SELECT * FROM INT8_TBL WHERE q2 <> '456'::int2; SELECT * FROM INT8_TBL WHERE q2 < '456'::int2; SELECT * FROM INT8_TBL WHERE q2 > '456'::int2; SELECT * FROM INT8_TBL WHERE q2 <= '456'::int2; SELECT * FROM INT8_TBL WHERE q2 >= '456'::int2; -- int2/int8 cmp SELECT * FROM INT8_TBL WHERE '123'::int2 = q1; SELECT * FROM INT8_TBL WHERE '123'::int2 <> q1; SELECT * FROM INT8_TBL WHERE '123'::int2 < q1; SELECT * FROM INT8_TBL WHERE '123'::int2 > q1; SELECT * FROM INT8_TBL WHERE '123'::int2 <= q1; SELECT * FROM INT8_TBL WHERE '123'::int2 >= q1; SELECT q1 AS plus, -q1 AS minus FROM INT8_TBL; SELECT q1, q2, q1 + q2 AS plus FROM INT8_TBL; SELECT q1, q2, q1 - q2 AS minus FROM INT8_TBL; SELECT q1, q2, q1 * q2 AS multiply FROM INT8_TBL; SELECT q1, q2, q1 * q2 AS multiply FROM INT8_TBL WHERE q1 < 1000 or (q2 > 0 and q2 < 1000); SELECT q1, q2, q1 / q2 AS divide, q1 % q2 AS mod FROM INT8_TBL; SELECT q1, float8(q1) FROM INT8_TBL; SELECT q2, float8(q2) FROM INT8_TBL; SELECT 37 + q1 AS plus4 FROM INT8_TBL; SELECT 37 - q1 AS minus4 FROM INT8_TBL; SELECT 2 * q1 AS "twice int4" FROM INT8_TBL; SELECT q1 * 2 AS "twice int4" FROM INT8_TBL; -- int8 op int4 SELECT q1 + 42::int4 AS "8plus4", q1 - 42::int4 AS "8minus4", q1 * 42::int4 AS "8mul4", q1 / 42::int4 AS "8div4" FROM INT8_TBL; -- int4 op int8 SELECT 246::int4 + q1 AS "4plus8", 246::int4 - q1 AS "4minus8", 246::int4 * q1 AS "4mul8", 246::int4 / q1 AS "4div8" FROM INT8_TBL; -- int8 op int2 SELECT q1 + 42::int2 AS "8plus2", q1 - 42::int2 AS "8minus2", q1 * 42::int2 AS "8mul2", q1 / 42::int2 AS "8div2" FROM INT8_TBL; -- int2 op int8 SELECT 246::int2 + q1 AS "2plus8", 246::int2 - q1 AS "2minus8", 246::int2 * q1 AS "2mul8", 246::int2 / q1 AS "2div8" FROM INT8_TBL; SELECT q2, abs(q2) FROM INT8_TBL; SELECT min(q1), min(q2) FROM INT8_TBL; SELECT max(q1), max(q2) FROM INT8_TBL; -- TO_CHAR() -- SELECT to_char(q1, '9G999G999G999G999G999'), to_char(q2, '9,999,999,999,999,999') FROM INT8_TBL; SELECT to_char(q1, '9G999G999G999G999G999D999G999'), to_char(q2, '9,999,999,999,999,999.999,999') FROM INT8_TBL; SELECT to_char( (q1 * -1), '9999999999999999PR'), to_char( (q2 * -1), '9999999999999999.999PR') FROM INT8_TBL; SELECT to_char( (q1 * -1), '9999999999999999S'), to_char( (q2 * -1), 'S9999999999999999') FROM INT8_TBL; SELECT to_char(q2, 'MI9999999999999999') FROM INT8_TBL; SELECT to_char(q2, 'FMS9999999999999999') FROM INT8_TBL; SELECT to_char(q2, 'FM9999999999999999THPR') FROM INT8_TBL; SELECT to_char(q2, 'SG9999999999999999th') FROM INT8_TBL; SELECT to_char(q2, '0999999999999999') FROM INT8_TBL; SELECT to_char(q2, 'S0999999999999999') FROM INT8_TBL; SELECT to_char(q2, 'FM0999999999999999') FROM INT8_TBL; SELECT to_char(q2, 'FM9999999999999999.000') FROM INT8_TBL; SELECT to_char(q2, 'L9999999999999999.000') FROM INT8_TBL; SELECT to_char(q2, 'FM9999999999999999.999') FROM INT8_TBL; SELECT to_char(q2, 'S 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 . 9 9 9') FROM INT8_TBL; SELECT to_char(q2, E'99999 "text" 9999 "9999" 999 "\\"text between quote marks\\"" 9999') FROM INT8_TBL; SELECT to_char(q2, '999999SG9999999999') FROM INT8_TBL; -- check min/max values and overflow behavior select '-9223372036854775808'::int8; select '-9223372036854775809'::int8; select '9223372036854775807'::int8; select '9223372036854775808'::int8; select -('-9223372036854775807'::int8); select -('-9223372036854775808'::int8); select 0::int8 - '-9223372036854775808'::int8; select '9223372036854775800'::int8 + '9223372036854775800'::int8; select '-9223372036854775800'::int8 + '-9223372036854775800'::int8; select '9223372036854775800'::int8 - '-9223372036854775800'::int8; select '-9223372036854775800'::int8 - '9223372036854775800'::int8; select '9223372036854775800'::int8 * '9223372036854775800'::int8; select '9223372036854775800'::int8 / '0'::int8; select '9223372036854775800'::int8 % '0'::int8; select abs('-9223372036854775808'::int8); select '9223372036854775800'::int8 + '100'::int4; select '-9223372036854775800'::int8 - '100'::int4; select '9223372036854775800'::int8 * '100'::int4; select '100'::int4 + '9223372036854775800'::int8; select '-100'::int4 - '9223372036854775800'::int8; select '100'::int4 * '9223372036854775800'::int8; select '9223372036854775800'::int8 + '100'::int2; select '-9223372036854775800'::int8 - '100'::int2; select '9223372036854775800'::int8 * '100'::int2; select '-9223372036854775808'::int8 / '0'::int2; select '100'::int2 + '9223372036854775800'::int8; select '-100'::int2 - '9223372036854775800'::int8; select '100'::int2 * '9223372036854775800'::int8; select '100'::int2 / '0'::int8; SELECT CAST(q1 AS int4) FROM int8_tbl WHERE q2 = 456; SELECT CAST(q1 AS int4) FROM int8_tbl WHERE q2 <> 456; SELECT CAST(q1 AS int2) FROM int8_tbl WHERE q2 = 456; SELECT CAST(q1 AS int2) FROM int8_tbl WHERE q2 <> 456; SELECT CAST('42'::int2 AS int8), CAST('-37'::int2 AS int8); SELECT CAST(q1 AS float4), CAST(q2 AS float8) FROM INT8_TBL; SELECT CAST('36854775807.0'::float4 AS int8); SELECT CAST('922337203685477580700.0'::float8 AS int8); SELECT CAST(q1 AS oid) FROM INT8_TBL; SELECT oid::int8 FROM pg_class WHERE relname = 'pg_class'; -- bit operations SELECT q1, q2, q1 & q2 AS "and", q1 | q2 AS "or", q1 # q2 AS "xor", ~q1 AS "not" FROM INT8_TBL; SELECT q1, q1 << 2 AS "shl", q1 >> 3 AS "shr" FROM INT8_TBL; -- generate_series SELECT * FROM generate_series('+4567890123456789'::int8, '+4567890123456799'::int8); SELECT * FROM generate_series('+4567890123456789'::int8, '+4567890123456799'::int8, 0); SELECT * FROM generate_series('+4567890123456789'::int8, '+4567890123456799'::int8, 2); -- corner case SELECT (-1::int8<<63)::text; SELECT ((-1::int8<<63)+1)::text; -- check sane handling of INT64_MIN overflow cases SELECT (-9223372036854775808)::int8 * (-1)::int8; SELECT (-9223372036854775808)::int8 / (-1)::int8; SELECT (-9223372036854775808)::int8 % (-1)::int8; SELECT (-9223372036854775808)::int8 * (-1)::int4; SELECT (-9223372036854775808)::int8 / (-1)::int4; SELECT (-9223372036854775808)::int8 % (-1)::int4; SELECT (-9223372036854775808)::int8 * (-1)::int2; SELECT (-9223372036854775808)::int8 / (-1)::int2; SELECT (-9223372036854775808)::int8 % (-1)::int2; -- check rounding when casting from float SELECT x, x::int8 AS int8_value FROM (VALUES (-2.5::float8), (-1.5::float8), (-0.5::float8), (0.0::float8), (0.5::float8), (1.5::float8), (2.5::float8)) t(x); -- check rounding when casting from numeric SELECT x, x::int8 AS int8_value FROM (VALUES (-2.5::numeric), (-1.5::numeric), (-0.5::numeric), (0.0::numeric), (0.5::numeric), (1.5::numeric), (2.5::numeric)) t(x); -- test gcd() SELECT a, b, gcd(a, b), gcd(a, -b), gcd(b, a), gcd(-b, a) FROM (VALUES (0::int8, 0::int8), (0::int8, 29893644334::int8), (288484263558::int8, 29893644334::int8), (-288484263558::int8, 29893644334::int8), ((-9223372036854775808)::int8, 1::int8), ((-9223372036854775808)::int8, 9223372036854775807::int8), ((-9223372036854775808)::int8, 4611686018427387904::int8)) AS v(a, b); SELECT gcd((-9223372036854775808)::int8, 0::int8); -- overflow SELECT gcd((-9223372036854775808)::int8, (-9223372036854775808)::int8); -- overflow -- test lcm() SELECT a, b, lcm(a, b), lcm(a, -b), lcm(b, a), lcm(-b, a) FROM (VALUES (0::int8, 0::int8), (0::int8, 29893644334::int8), (29893644334::int8, 29893644334::int8), (288484263558::int8, 29893644334::int8), (-288484263558::int8, 29893644334::int8), ((-9223372036854775808)::int8, 0::int8)) AS v(a, b); SELECT lcm((-9223372036854775808)::int8, 1::int8); -- overflow SELECT lcm(9223372036854775807::int8, 9223372036854775806::int8); -- overflow -- non-decimal literals SELECT int8 '0b100101'; SELECT int8 '0o273'; SELECT int8 '0x42F'; SELECT int8 '0b'; SELECT int8 '0o'; SELECT int8 '0x'; -- cases near overflow SELECT int8 '0b111111111111111111111111111111111111111111111111111111111111111'; SELECT int8 '0b1000000000000000000000000000000000000000000000000000000000000000'; SELECT int8 '0o777777777777777777777'; SELECT int8 '0o1000000000000000000000'; SELECT int8 '0x7FFFFFFFFFFFFFFF'; SELECT int8 '0x8000000000000000'; SELECT int8 '-0b1000000000000000000000000000000000000000000000000000000000000000'; SELECT int8 '-0b1000000000000000000000000000000000000000000000000000000000000001'; SELECT int8 '-0o1000000000000000000000'; SELECT int8 '-0o1000000000000000000001'; SELECT int8 '-0x8000000000000000'; SELECT int8 '-0x8000000000000001'; -- underscores SELECT int8 '1_000_000'; SELECT int8 '1_2_3'; SELECT int8 '0x1EEE_FFFF'; SELECT int8 '0o2_73'; SELECT int8 '0b_10_0101'; -- error cases SELECT int8 '_100'; SELECT int8 '100_'; SELECT int8 '100__000';