-- -- INT8 -- Test int8 64-bit integers. -- CREATE TABLE INT8_TBL(q1 int8, q2 int8); INSERT INTO INT8_TBL VALUES(' 123 ',' 456'); INSERT INTO INT8_TBL VALUES('123 ','4567890123456789'); INSERT INTO INT8_TBL VALUES('4567890123456789','123'); INSERT INTO INT8_TBL VALUES(+4567890123456789,'4567890123456789'); INSERT INTO INT8_TBL VALUES('+4567890123456789','-4567890123456789'); -- bad inputs INSERT INTO INT8_TBL(q1) VALUES (' '); ERROR: invalid input syntax for integer: " " LINE 1: INSERT INTO INT8_TBL(q1) VALUES (' '); ^ INSERT INTO INT8_TBL(q1) VALUES ('xxx'); ERROR: invalid input syntax for integer: "xxx" LINE 1: INSERT INTO INT8_TBL(q1) VALUES ('xxx'); ^ INSERT INTO INT8_TBL(q1) VALUES ('3908203590239580293850293850329485'); ERROR: value "3908203590239580293850293850329485" is out of range for type bigint LINE 1: INSERT INTO INT8_TBL(q1) VALUES ('39082035902395802938502938... ^ INSERT INTO INT8_TBL(q1) VALUES ('-1204982019841029840928340329840934'); ERROR: value "-1204982019841029840928340329840934" is out of range for type bigint LINE 1: INSERT INTO INT8_TBL(q1) VALUES ('-1204982019841029840928340... ^ INSERT INTO INT8_TBL(q1) VALUES ('- 123'); ERROR: invalid input syntax for integer: "- 123" LINE 1: INSERT INTO INT8_TBL(q1) VALUES ('- 123'); ^ INSERT INTO INT8_TBL(q1) VALUES (' 345 5'); ERROR: invalid input syntax for integer: " 345 5" LINE 1: INSERT INTO INT8_TBL(q1) VALUES (' 345 5'); ^ INSERT INTO INT8_TBL(q1) VALUES (''); ERROR: invalid input syntax for integer: "" LINE 1: INSERT INTO INT8_TBL(q1) VALUES (''); ^ SELECT * FROM INT8_TBL; q1 | q2 ------------------+------------------- 123 | 456 123 | 4567890123456789 4567890123456789 | 123 4567890123456789 | 4567890123456789 4567890123456789 | -4567890123456789 (5 rows) -- int8/int8 cmp SELECT * FROM INT8_TBL WHERE q2 = 4567890123456789; q1 | q2 ------------------+------------------ 123 | 4567890123456789 4567890123456789 | 4567890123456789 (2 rows) SELECT * FROM INT8_TBL WHERE q2 <> 4567890123456789; q1 | q2 ------------------+------------------- 123 | 456 4567890123456789 | 123 4567890123456789 | -4567890123456789 (3 rows) SELECT * FROM INT8_TBL WHERE q2 < 4567890123456789; q1 | q2 ------------------+------------------- 123 | 456 4567890123456789 | 123 4567890123456789 | -4567890123456789 (3 rows) SELECT * FROM INT8_TBL WHERE q2 > 4567890123456789; q1 | q2 ----+---- (0 rows) SELECT * FROM INT8_TBL WHERE q2 <= 4567890123456789; q1 | q2 ------------------+------------------- 123 | 456 123 | 4567890123456789 4567890123456789 | 123 4567890123456789 | 4567890123456789 4567890123456789 | -4567890123456789 (5 rows) SELECT * FROM INT8_TBL WHERE q2 >= 4567890123456789; q1 | q2 ------------------+------------------ 123 | 4567890123456789 4567890123456789 | 4567890123456789 (2 rows) -- int8/int4 cmp SELECT * FROM INT8_TBL WHERE q2 = 456; q1 | q2 -----+----- 123 | 456 (1 row) SELECT * FROM INT8_TBL WHERE q2 <> 456; q1 | q2 ------------------+------------------- 123 | 4567890123456789 4567890123456789 | 123 4567890123456789 | 4567890123456789 4567890123456789 | -4567890123456789 (4 rows) SELECT * FROM INT8_TBL WHERE q2 < 456; q1 | q2 ------------------+------------------- 4567890123456789 | 123 4567890123456789 | -4567890123456789 (2 rows) SELECT * FROM INT8_TBL WHERE q2 > 456; q1 | q2 ------------------+------------------ 123 | 4567890123456789 4567890123456789 | 4567890123456789 (2 rows) SELECT * FROM INT8_TBL WHERE q2 <= 456; q1 | q2 ------------------+------------------- 123 | 456 4567890123456789 | 123 4567890123456789 | -4567890123456789 (3 rows) SELECT * FROM INT8_TBL WHERE q2 >= 456; q1 | q2 ------------------+------------------ 123 | 456 123 | 4567890123456789 4567890123456789 | 4567890123456789 (3 rows) -- int4/int8 cmp SELECT * FROM INT8_TBL WHERE 123 = q1; q1 | q2 -----+------------------ 123 | 456 123 | 4567890123456789 (2 rows) SELECT * FROM INT8_TBL WHERE 123 <> q1; q1 | q2 ------------------+------------------- 4567890123456789 | 123 4567890123456789 | 4567890123456789 4567890123456789 | -4567890123456789 (3 rows) SELECT * FROM INT8_TBL WHERE 123 < q1; q1 | q2 ------------------+------------------- 4567890123456789 | 123 4567890123456789 | 4567890123456789 4567890123456789 | -4567890123456789 (3 rows) SELECT * FROM INT8_TBL WHERE 123 > q1; q1 | q2 ----+---- (0 rows) SELECT * FROM INT8_TBL WHERE 123 <= q1; q1 | q2 ------------------+------------------- 123 | 456 123 | 4567890123456789 4567890123456789 | 123 4567890123456789 | 4567890123456789 4567890123456789 | -4567890123456789 (5 rows) SELECT * FROM INT8_TBL WHERE 123 >= q1; q1 | q2 -----+------------------ 123 | 456 123 | 4567890123456789 (2 rows) -- int8/int2 cmp SELECT * FROM INT8_TBL WHERE q2 = '456'::int2; q1 | q2 -----+----- 123 | 456 (1 row) SELECT * FROM INT8_TBL WHERE q2 <> '456'::int2; q1 | q2 ------------------+------------------- 123 | 4567890123456789 4567890123456789 | 123 4567890123456789 | 4567890123456789 4567890123456789 | -4567890123456789 (4 rows) SELECT * FROM INT8_TBL WHERE q2 < '456'::int2; q1 | q2 ------------------+------------------- 4567890123456789 | 123 4567890123456789 | -4567890123456789 (2 rows) SELECT * FROM INT8_TBL WHERE q2 > '456'::int2; q1 | q2 ------------------+------------------ 123 | 4567890123456789 4567890123456789 | 4567890123456789 (2 rows) SELECT * FROM INT8_TBL WHERE q2 <= '456'::int2; q1 | q2 ------------------+------------------- 123 | 456 4567890123456789 | 123 4567890123456789 | -4567890123456789 (3 rows) SELECT * FROM INT8_TBL WHERE q2 >= '456'::int2; q1 | q2 ------------------+------------------ 123 | 456 123 | 4567890123456789 4567890123456789 | 4567890123456789 (3 rows) -- int2/int8 cmp SELECT * FROM INT8_TBL WHERE '123'::int2 = q1; q1 | q2 -----+------------------ 123 | 456 123 | 4567890123456789 (2 rows) SELECT * FROM INT8_TBL WHERE '123'::int2 <> q1; q1 | q2 ------------------+------------------- 4567890123456789 | 123 4567890123456789 | 4567890123456789 4567890123456789 | -4567890123456789 (3 rows) SELECT * FROM INT8_TBL WHERE '123'::int2 < q1; q1 | q2 ------------------+------------------- 4567890123456789 | 123 4567890123456789 | 4567890123456789 4567890123456789 | -4567890123456789 (3 rows) SELECT * FROM INT8_TBL WHERE '123'::int2 > q1; q1 | q2 ----+---- (0 rows) SELECT * FROM INT8_TBL WHERE '123'::int2 <= q1; q1 | q2 ------------------+------------------- 123 | 456 123 | 4567890123456789 4567890123456789 | 123 4567890123456789 | 4567890123456789 4567890123456789 | -4567890123456789 (5 rows) SELECT * FROM INT8_TBL WHERE '123'::int2 >= q1; q1 | q2 -----+------------------ 123 | 456 123 | 4567890123456789 (2 rows) SELECT '' AS five, q1 AS plus, -q1 AS minus FROM INT8_TBL; five | plus | minus ------+------------------+------------------- | 123 | -123 | 123 | -123 | 4567890123456789 | -4567890123456789 | 4567890123456789 | -4567890123456789 | 4567890123456789 | -4567890123456789 (5 rows) SELECT '' AS five, q1, q2, q1 + q2 AS plus FROM INT8_TBL; five | q1 | q2 | plus ------+------------------+-------------------+------------------ | 123 | 456 | 579 | 123 | 4567890123456789 | 4567890123456912 | 4567890123456789 | 123 | 4567890123456912 | 4567890123456789 | 4567890123456789 | 9135780246913578 | 4567890123456789 | -4567890123456789 | 0 (5 rows) SELECT '' AS five, q1, q2, q1 - q2 AS minus FROM INT8_TBL; five | q1 | q2 | minus ------+------------------+-------------------+------------------- | 123 | 456 | -333 | 123 | 4567890123456789 | -4567890123456666 | 4567890123456789 | 123 | 4567890123456666 | 4567890123456789 | 4567890123456789 | 0 | 4567890123456789 | -4567890123456789 | 9135780246913578 (5 rows) SELECT '' AS three, q1, q2, q1 * q2 AS multiply FROM INT8_TBL; ERROR: bigint out of range SELECT '' AS three, q1, q2, q1 * q2 AS multiply FROM INT8_TBL WHERE q1 < 1000 or (q2 > 0 and q2 < 1000); three | q1 | q2 | multiply -------+------------------+------------------+-------------------- | 123 | 456 | 56088 | 123 | 4567890123456789 | 561850485185185047 | 4567890123456789 | 123 | 561850485185185047 (3 rows) SELECT '' AS five, q1, q2, q1 / q2 AS divide, q1 % q2 AS mod FROM INT8_TBL; five | q1 | q2 | divide | mod ------+------------------+-------------------+----------------+----- | 123 | 456 | 0 | 123 | 123 | 4567890123456789 | 0 | 123 | 4567890123456789 | 123 | 37137318076884 | 57 | 4567890123456789 | 4567890123456789 | 1 | 0 | 4567890123456789 | -4567890123456789 | -1 | 0 (5 rows) SELECT '' AS five, q1, float8(q1) FROM INT8_TBL; five | q1 | float8 ------+------------------+---------------------- | 123 | 123 | 123 | 123 | 4567890123456789 | 4.56789012345679e+15 | 4567890123456789 | 4.56789012345679e+15 | 4567890123456789 | 4.56789012345679e+15 (5 rows) SELECT '' AS five, q2, float8(q2) FROM INT8_TBL; five | q2 | float8 ------+-------------------+----------------------- | 456 | 456 | 4567890123456789 | 4.56789012345679e+15 | 123 | 123 | 4567890123456789 | 4.56789012345679e+15 | -4567890123456789 | -4.56789012345679e+15 (5 rows) SELECT 37 + q1 AS plus4 FROM INT8_TBL; plus4 ------------------ 160 160 4567890123456826 4567890123456826 4567890123456826 (5 rows) SELECT 37 - q1 AS minus4 FROM INT8_TBL; minus4 ------------------- -86 -86 -4567890123456752 -4567890123456752 -4567890123456752 (5 rows) SELECT '' AS five, 2 * q1 AS "twice int4" FROM INT8_TBL; five | twice int4 ------+------------------ | 246 | 246 | 9135780246913578 | 9135780246913578 | 9135780246913578 (5 rows) SELECT '' AS five, q1 * 2 AS "twice int4" FROM INT8_TBL; five | twice int4 ------+------------------ | 246 | 246 | 9135780246913578 | 9135780246913578 | 9135780246913578 (5 rows) -- 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; 8plus4 | 8minus4 | 8mul4 | 8div4 ------------------+------------------+--------------------+----------------- 165 | 81 | 5166 | 2 165 | 81 | 5166 | 2 4567890123456831 | 4567890123456747 | 191851385185185138 | 108759288653733 4567890123456831 | 4567890123456747 | 191851385185185138 | 108759288653733 4567890123456831 | 4567890123456747 | 191851385185185138 | 108759288653733 (5 rows) -- 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; 4plus8 | 4minus8 | 4mul8 | 4div8 ------------------+-------------------+---------------------+------- 369 | 123 | 30258 | 2 369 | 123 | 30258 | 2 4567890123457035 | -4567890123456543 | 1123700970370370094 | 0 4567890123457035 | -4567890123456543 | 1123700970370370094 | 0 4567890123457035 | -4567890123456543 | 1123700970370370094 | 0 (5 rows) -- 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; 8plus2 | 8minus2 | 8mul2 | 8div2 ------------------+------------------+--------------------+----------------- 165 | 81 | 5166 | 2 165 | 81 | 5166 | 2 4567890123456831 | 4567890123456747 | 191851385185185138 | 108759288653733 4567890123456831 | 4567890123456747 | 191851385185185138 | 108759288653733 4567890123456831 | 4567890123456747 | 191851385185185138 | 108759288653733 (5 rows) -- 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; 2plus8 | 2minus8 | 2mul8 | 2div8 ------------------+-------------------+---------------------+------- 369 | 123 | 30258 | 2 369 | 123 | 30258 | 2 4567890123457035 | -4567890123456543 | 1123700970370370094 | 0 4567890123457035 | -4567890123456543 | 1123700970370370094 | 0 4567890123457035 | -4567890123456543 | 1123700970370370094 | 0 (5 rows) SELECT q2, abs(q2) FROM INT8_TBL; q2 | abs -------------------+------------------ 456 | 456 4567890123456789 | 4567890123456789 123 | 123 4567890123456789 | 4567890123456789 -4567890123456789 | 4567890123456789 (5 rows) SELECT min(q1), min(q2) FROM INT8_TBL; min | min -----+------------------- 123 | -4567890123456789 (1 row) SELECT max(q1), max(q2) FROM INT8_TBL; max | max ------------------+------------------ 4567890123456789 | 4567890123456789 (1 row) -- TO_CHAR() -- SELECT '' AS to_char_1, to_char(q1, '9G999G999G999G999G999'), to_char(q2, '9,999,999,999,999,999') FROM INT8_TBL; to_char_1 | to_char | to_char -----------+------------------------+------------------------ | 123 | 456 | 123 | 4,567,890,123,456,789 | 4,567,890,123,456,789 | 123 | 4,567,890,123,456,789 | 4,567,890,123,456,789 | 4,567,890,123,456,789 | -4,567,890,123,456,789 (5 rows) SELECT '' AS to_char_2, to_char(q1, '9G999G999G999G999G999D999G999'), to_char(q2, '9,999,999,999,999,999.999,999') FROM INT8_TBL; to_char_2 | to_char | to_char -----------+--------------------------------+-------------------------------- | 123.000,000 | 456.000,000 | 123.000,000 | 4,567,890,123,456,789.000,000 | 4,567,890,123,456,789.000,000 | 123.000,000 | 4,567,890,123,456,789.000,000 | 4,567,890,123,456,789.000,000 | 4,567,890,123,456,789.000,000 | -4,567,890,123,456,789.000,000 (5 rows) SELECT '' AS to_char_3, to_char( (q1 * -1), '9999999999999999PR'), to_char( (q2 * -1), '9999999999999999.999PR') FROM INT8_TBL; to_char_3 | to_char | to_char -----------+--------------------+------------------------ | <123> | <456.000> | <123> | <4567890123456789.000> | <4567890123456789> | <123.000> | <4567890123456789> | <4567890123456789.000> | <4567890123456789> | 4567890123456789.000 (5 rows) SELECT '' AS to_char_4, to_char( (q1 * -1), '9999999999999999S'), to_char( (q2 * -1), 'S9999999999999999') FROM INT8_TBL; to_char_4 | to_char | to_char -----------+-------------------+------------------- | 123- | -456 | 123- | -4567890123456789 | 4567890123456789- | -123 | 4567890123456789- | -4567890123456789 | 4567890123456789- | +4567890123456789 (5 rows) SELECT '' AS to_char_5, to_char(q2, 'MI9999999999999999') FROM INT8_TBL; to_char_5 | to_char -----------+------------------- | 456 | 4567890123456789 | 123 | 4567890123456789 | -4567890123456789 (5 rows) SELECT '' AS to_char_6, to_char(q2, 'FMS9999999999999999') FROM INT8_TBL; to_char_6 | to_char -----------+------------------- | +456 | +4567890123456789 | +123 | +4567890123456789 | -4567890123456789 (5 rows) SELECT '' AS to_char_7, to_char(q2, 'FM9999999999999999THPR') FROM INT8_TBL; to_char_7 | to_char -----------+-------------------- | 456TH | 4567890123456789TH | 123RD | 4567890123456789TH | <4567890123456789> (5 rows) SELECT '' AS to_char_8, to_char(q2, 'SG9999999999999999th') FROM INT8_TBL; to_char_8 | to_char -----------+--------------------- | + 456th | +4567890123456789th | + 123rd | +4567890123456789th | -4567890123456789 (5 rows) SELECT '' AS to_char_9, to_char(q2, '0999999999999999') FROM INT8_TBL; to_char_9 | to_char -----------+------------------- | 0000000000000456 | 4567890123456789 | 0000000000000123 | 4567890123456789 | -4567890123456789 (5 rows) SELECT '' AS to_char_10, to_char(q2, 'S0999999999999999') FROM INT8_TBL; to_char_10 | to_char ------------+------------------- | +0000000000000456 | +4567890123456789 | +0000000000000123 | +4567890123456789 | -4567890123456789 (5 rows) SELECT '' AS to_char_11, to_char(q2, 'FM0999999999999999') FROM INT8_TBL; to_char_11 | to_char ------------+------------------- | 0000000000000456 | 4567890123456789 | 0000000000000123 | 4567890123456789 | -4567890123456789 (5 rows) SELECT '' AS to_char_12, to_char(q2, 'FM9999999999999999.000') FROM INT8_TBL; to_char_12 | to_char ------------+----------------------- | 456.000 | 4567890123456789.000 | 123.000 | 4567890123456789.000 | -4567890123456789.000 (5 rows) SELECT '' AS to_char_13, to_char(q2, 'L9999999999999999.000') FROM INT8_TBL; to_char_13 | to_char ------------+------------------------ | 456.000 | 4567890123456789.000 | 123.000 | 4567890123456789.000 | -4567890123456789.000 (5 rows) SELECT '' AS to_char_14, to_char(q2, 'FM9999999999999999.999') FROM INT8_TBL; to_char_14 | to_char ------------+-------------------- | 456. | 4567890123456789. | 123. | 4567890123456789. | -4567890123456789. (5 rows) SELECT '' AS to_char_15, 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; to_char_15 | to_char ------------+------------------------------------------- | +4 5 6 . 0 0 0 | +4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 . 0 0 0 | +1 2 3 . 0 0 0 | +4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 . 0 0 0 | -4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 . 0 0 0 (5 rows) SELECT '' AS to_char_16, to_char(q2, E'99999 "text" 9999 "9999" 999 "\\"text between quote marks\\"" 9999') FROM INT8_TBL; to_char_16 | to_char ------------+----------------------------------------------------------- | text 9999 "text between quote marks" 456 | 45678 text 9012 9999 345 "text between quote marks" 6789 | text 9999 "text between quote marks" 123 | 45678 text 9012 9999 345 "text between quote marks" 6789 | -45678 text 9012 9999 345 "text between quote marks" 6789 (5 rows) SELECT '' AS to_char_17, to_char(q2, '999999SG9999999999') FROM INT8_TBL; to_char_17 | to_char ------------+------------------- | + 456 | 456789+0123456789 | + 123 | 456789+0123456789 | 456789-0123456789 (5 rows) -- check min/max values and overflow behavior select '-9223372036854775808'::int8; int8 ---------------------- -9223372036854775808 (1 row) select '-9223372036854775809'::int8; ERROR: value "-9223372036854775809" is out of range for type bigint LINE 1: select '-9223372036854775809'::int8; ^ select '9223372036854775807'::int8; int8 --------------------- 9223372036854775807 (1 row) select '9223372036854775808'::int8; ERROR: value "9223372036854775808" is out of range for type bigint LINE 1: select '9223372036854775808'::int8; ^ select -('-9223372036854775807'::int8); ?column? --------------------- 9223372036854775807 (1 row) select -('-9223372036854775808'::int8); ERROR: bigint out of range select '9223372036854775800'::int8 + '9223372036854775800'::int8; ERROR: bigint out of range select '-9223372036854775800'::int8 + '-9223372036854775800'::int8; ERROR: bigint out of range select '9223372036854775800'::int8 - '-9223372036854775800'::int8; ERROR: bigint out of range select '-9223372036854775800'::int8 - '9223372036854775800'::int8; ERROR: bigint out of range select '9223372036854775800'::int8 * '9223372036854775800'::int8; ERROR: bigint out of range select '9223372036854775800'::int8 / '0'::int8; ERROR: division by zero select '9223372036854775800'::int8 % '0'::int8; ERROR: division by zero select abs('-9223372036854775808'::int8); ERROR: bigint out of range select '9223372036854775800'::int8 + '100'::int4; ERROR: bigint out of range select '-9223372036854775800'::int8 - '100'::int4; ERROR: bigint out of range select '9223372036854775800'::int8 * '100'::int4; ERROR: bigint out of range select '100'::int4 + '9223372036854775800'::int8; ERROR: bigint out of range select '-100'::int4 - '9223372036854775800'::int8; ERROR: bigint out of range select '100'::int4 * '9223372036854775800'::int8; ERROR: bigint out of range select '9223372036854775800'::int8 + '100'::int2; ERROR: bigint out of range select '-9223372036854775800'::int8 - '100'::int2; ERROR: bigint out of range select '9223372036854775800'::int8 * '100'::int2; ERROR: bigint out of range select '-9223372036854775808'::int8 / '0'::int2; ERROR: division by zero select '100'::int2 + '9223372036854775800'::int8; ERROR: bigint out of range select '-100'::int2 - '9223372036854775800'::int8; ERROR: bigint out of range select '100'::int2 * '9223372036854775800'::int8; ERROR: bigint out of range select '100'::int2 / '0'::int8; ERROR: division by zero SELECT CAST(q1 AS int4) FROM int8_tbl WHERE q2 = 456; q1 ----- 123 (1 row) SELECT CAST(q1 AS int4) FROM int8_tbl WHERE q2 <> 456; ERROR: integer out of range SELECT CAST(q1 AS int2) FROM int8_tbl WHERE q2 = 456; q1 ----- 123 (1 row) SELECT CAST(q1 AS int2) FROM int8_tbl WHERE q2 <> 456; ERROR: smallint out of range SELECT CAST('42'::int2 AS int8), CAST('-37'::int2 AS int8); int8 | int8 ------+------ 42 | -37 (1 row) SELECT CAST(q1 AS float4), CAST(q2 AS float8) FROM INT8_TBL; q1 | q2 -------------+----------------------- 123 | 456 123 | 4.56789012345679e+15 4.56789e+15 | 123 4.56789e+15 | 4.56789012345679e+15 4.56789e+15 | -4.56789012345679e+15 (5 rows) SELECT CAST('36854775807.0'::float4 AS int8); int8 ------------- 36854775808 (1 row) SELECT CAST('922337203685477580700.0'::float8 AS int8); ERROR: bigint out of range SELECT CAST(q1 AS oid) FROM INT8_TBL; ERROR: OID out of range SELECT oid::int8 FROM pg_class WHERE relname = 'pg_class'; oid ------ 1259 (1 row) -- bit operations SELECT q1, q2, q1 & q2 AS "and", q1 | q2 AS "or", q1 # q2 AS "xor", ~q1 AS "not" FROM INT8_TBL; q1 | q2 | and | or | xor | not ------------------+-------------------+------------------+------------------+------------------+------------------- 123 | 456 | 72 | 507 | 435 | -124 123 | 4567890123456789 | 17 | 4567890123456895 | 4567890123456878 | -124 4567890123456789 | 123 | 17 | 4567890123456895 | 4567890123456878 | -4567890123456790 4567890123456789 | 4567890123456789 | 4567890123456789 | 4567890123456789 | 0 | -4567890123456790 4567890123456789 | -4567890123456789 | 1 | -1 | -2 | -4567890123456790 (5 rows) SELECT q1, q1 << 2 AS "shl", q1 >> 3 AS "shr" FROM INT8_TBL; q1 | shl | shr ------------------+-------------------+----------------- 123 | 492 | 15 123 | 492 | 15 4567890123456789 | 18271560493827156 | 570986265432098 4567890123456789 | 18271560493827156 | 570986265432098 4567890123456789 | 18271560493827156 | 570986265432098 (5 rows) -- generate_series SELECT * FROM generate_series('+4567890123456789'::int8, '+4567890123456799'::int8); generate_series ------------------ 4567890123456789 4567890123456790 4567890123456791 4567890123456792 4567890123456793 4567890123456794 4567890123456795 4567890123456796 4567890123456797 4567890123456798 4567890123456799 (11 rows) SELECT * FROM generate_series('+4567890123456789'::int8, '+4567890123456799'::int8, 0); ERROR: step size cannot equal zero SELECT * FROM generate_series('+4567890123456789'::int8, '+4567890123456799'::int8, 2); generate_series ------------------ 4567890123456789 4567890123456791 4567890123456793 4567890123456795 4567890123456797 4567890123456799 (6 rows) -- corner case SELECT (-1::int8<<63)::text; text ---------------------- -9223372036854775808 (1 row) SELECT ((-1::int8<<63)+1)::text; text ---------------------- -9223372036854775807 (1 row) -- check sane handling of INT64_MIN overflow cases SELECT (-9223372036854775808)::int8 * (-1)::int8; ERROR: bigint out of range SELECT (-9223372036854775808)::int8 / (-1)::int8; ERROR: bigint out of range SELECT (-9223372036854775808)::int8 % (-1)::int8; ?column? ---------- 0 (1 row) SELECT (-9223372036854775808)::int8 * (-1)::int4; ERROR: bigint out of range SELECT (-9223372036854775808)::int8 / (-1)::int4; ERROR: bigint out of range SELECT (-9223372036854775808)::int8 % (-1)::int4; ?column? ---------- 0 (1 row) SELECT (-9223372036854775808)::int8 * (-1)::int2; ERROR: bigint out of range SELECT (-9223372036854775808)::int8 / (-1)::int2; ERROR: bigint out of range SELECT (-9223372036854775808)::int8 % (-1)::int2; ?column? ---------- 0 (1 row) -- 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); x | int8_value ------+------------ -2.5 | -2 -1.5 | -2 -0.5 | 0 0 | 0 0.5 | 0 1.5 | 2 2.5 | 2 (7 rows)