diff options
Diffstat (limited to 'src/test/regress/expected/int8.out')
-rw-r--r-- | src/test/regress/expected/int8.out | 934 |
1 files changed, 934 insertions, 0 deletions
diff --git a/src/test/regress/expected/int8.out b/src/test/regress/expected/int8.out new file mode 100644 index 0000000..36540ec --- /dev/null +++ b/src/test/regress/expected/int8.out @@ -0,0 +1,934 @@ +-- +-- 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 type bigint: " " +LINE 1: INSERT INTO INT8_TBL(q1) VALUES (' '); + ^ +INSERT INTO INT8_TBL(q1) VALUES ('xxx'); +ERROR: invalid input syntax for type bigint: "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 type bigint: "- 123" +LINE 1: INSERT INTO INT8_TBL(q1) VALUES ('- 123'); + ^ +INSERT INTO INT8_TBL(q1) VALUES (' 345 5'); +ERROR: invalid input syntax for type bigint: " 345 5" +LINE 1: INSERT INTO INT8_TBL(q1) VALUES (' 345 5'); + ^ +INSERT INTO INT8_TBL(q1) VALUES (''); +ERROR: invalid input syntax for type bigint: "" +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 q1 AS plus, -q1 AS minus FROM INT8_TBL; + plus | minus +------------------+------------------- + 123 | -123 + 123 | -123 + 4567890123456789 | -4567890123456789 + 4567890123456789 | -4567890123456789 + 4567890123456789 | -4567890123456789 +(5 rows) + +SELECT q1, q2, q1 + q2 AS plus FROM INT8_TBL; + q1 | q2 | plus +------------------+-------------------+------------------ + 123 | 456 | 579 + 123 | 4567890123456789 | 4567890123456912 + 4567890123456789 | 123 | 4567890123456912 + 4567890123456789 | 4567890123456789 | 9135780246913578 + 4567890123456789 | -4567890123456789 | 0 +(5 rows) + +SELECT q1, q2, q1 - q2 AS minus FROM INT8_TBL; + q1 | q2 | minus +------------------+-------------------+------------------- + 123 | 456 | -333 + 123 | 4567890123456789 | -4567890123456666 + 4567890123456789 | 123 | 4567890123456666 + 4567890123456789 | 4567890123456789 | 0 + 4567890123456789 | -4567890123456789 | 9135780246913578 +(5 rows) + +SELECT q1, q2, q1 * q2 AS multiply FROM INT8_TBL; +ERROR: bigint out of range +SELECT q1, q2, q1 * q2 AS multiply FROM INT8_TBL + WHERE q1 < 1000 or (q2 > 0 and q2 < 1000); + q1 | q2 | multiply +------------------+------------------+-------------------- + 123 | 456 | 56088 + 123 | 4567890123456789 | 561850485185185047 + 4567890123456789 | 123 | 561850485185185047 +(3 rows) + +SELECT q1, q2, q1 / q2 AS divide, q1 % q2 AS mod FROM INT8_TBL; + 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 q1, float8(q1) FROM INT8_TBL; + q1 | float8 +------------------+----------------------- + 123 | 123 + 123 | 123 + 4567890123456789 | 4.567890123456789e+15 + 4567890123456789 | 4.567890123456789e+15 + 4567890123456789 | 4.567890123456789e+15 +(5 rows) + +SELECT q2, float8(q2) FROM INT8_TBL; + q2 | float8 +-------------------+------------------------ + 456 | 456 + 4567890123456789 | 4.567890123456789e+15 + 123 | 123 + 4567890123456789 | 4.567890123456789e+15 + -4567890123456789 | -4.567890123456789e+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 2 * q1 AS "twice int4" FROM INT8_TBL; + twice int4 +------------------ + 246 + 246 + 9135780246913578 + 9135780246913578 + 9135780246913578 +(5 rows) + +SELECT q1 * 2 AS "twice int4" FROM INT8_TBL; + 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 to_char(q1, '9G999G999G999G999G999'), to_char(q2, '9,999,999,999,999,999') + FROM INT8_TBL; + 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 to_char(q1, '9G999G999G999G999G999D999G999'), to_char(q2, '9,999,999,999,999,999.999,999') + FROM INT8_TBL; + 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 to_char( (q1 * -1), '9999999999999999PR'), to_char( (q2 * -1), '9999999999999999.999PR') + FROM INT8_TBL; + to_char | to_char +--------------------+------------------------ + <123> | <456.000> + <123> | <4567890123456789.000> + <4567890123456789> | <123.000> + <4567890123456789> | <4567890123456789.000> + <4567890123456789> | 4567890123456789.000 +(5 rows) + +SELECT to_char( (q1 * -1), '9999999999999999S'), to_char( (q2 * -1), 'S9999999999999999') + FROM INT8_TBL; + to_char | to_char +-------------------+------------------- + 123- | -456 + 123- | -4567890123456789 + 4567890123456789- | -123 + 4567890123456789- | -4567890123456789 + 4567890123456789- | +4567890123456789 +(5 rows) + +SELECT to_char(q2, 'MI9999999999999999') FROM INT8_TBL; + to_char +------------------- + 456 + 4567890123456789 + 123 + 4567890123456789 + -4567890123456789 +(5 rows) + +SELECT to_char(q2, 'FMS9999999999999999') FROM INT8_TBL; + to_char +------------------- + +456 + +4567890123456789 + +123 + +4567890123456789 + -4567890123456789 +(5 rows) + +SELECT to_char(q2, 'FM9999999999999999THPR') FROM INT8_TBL; + to_char +-------------------- + 456TH + 4567890123456789TH + 123RD + 4567890123456789TH + <4567890123456789> +(5 rows) + +SELECT to_char(q2, 'SG9999999999999999th') FROM INT8_TBL; + to_char +--------------------- + + 456th + +4567890123456789th + + 123rd + +4567890123456789th + -4567890123456789 +(5 rows) + +SELECT to_char(q2, '0999999999999999') FROM INT8_TBL; + to_char +------------------- + 0000000000000456 + 4567890123456789 + 0000000000000123 + 4567890123456789 + -4567890123456789 +(5 rows) + +SELECT to_char(q2, 'S0999999999999999') FROM INT8_TBL; + to_char +------------------- + +0000000000000456 + +4567890123456789 + +0000000000000123 + +4567890123456789 + -4567890123456789 +(5 rows) + +SELECT to_char(q2, 'FM0999999999999999') FROM INT8_TBL; + to_char +------------------- + 0000000000000456 + 4567890123456789 + 0000000000000123 + 4567890123456789 + -4567890123456789 +(5 rows) + +SELECT to_char(q2, 'FM9999999999999999.000') FROM INT8_TBL; + to_char +----------------------- + 456.000 + 4567890123456789.000 + 123.000 + 4567890123456789.000 + -4567890123456789.000 +(5 rows) + +SELECT to_char(q2, 'L9999999999999999.000') FROM INT8_TBL; + to_char +------------------------ + 456.000 + 4567890123456789.000 + 123.000 + 4567890123456789.000 + -4567890123456789.000 +(5 rows) + +SELECT to_char(q2, 'FM9999999999999999.999') FROM INT8_TBL; + to_char +-------------------- + 456. + 4567890123456789. + 123. + 4567890123456789. + -4567890123456789. +(5 rows) + +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; + 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 to_char(q2, E'99999 "text" 9999 "9999" 999 "\\"text between quote marks\\"" 9999') FROM INT8_TBL; + 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 to_char(q2, '999999SG9999999999') FROM INT8_TBL; + 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 | 4.567890123456789e+15 + 4.56789e+15 | 123 + 4.56789e+15 | 4.567890123456789e+15 + 4.56789e+15 | -4.567890123456789e+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) + +-- 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); + x | int8_value +------+------------ + -2.5 | -3 + -1.5 | -2 + -0.5 | -1 + 0.0 | 0 + 0.5 | 1 + 1.5 | 2 + 2.5 | 3 +(7 rows) + +-- 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); + a | b | gcd | gcd | gcd | gcd +----------------------+---------------------+---------------------+---------------------+---------------------+--------------------- + 0 | 0 | 0 | 0 | 0 | 0 + 0 | 29893644334 | 29893644334 | 29893644334 | 29893644334 | 29893644334 + 288484263558 | 29893644334 | 6835958 | 6835958 | 6835958 | 6835958 + -288484263558 | 29893644334 | 6835958 | 6835958 | 6835958 | 6835958 + -9223372036854775808 | 1 | 1 | 1 | 1 | 1 + -9223372036854775808 | 9223372036854775807 | 1 | 1 | 1 | 1 + -9223372036854775808 | 4611686018427387904 | 4611686018427387904 | 4611686018427387904 | 4611686018427387904 | 4611686018427387904 +(7 rows) + +SELECT gcd((-9223372036854775808)::int8, 0::int8); -- overflow +ERROR: bigint out of range +SELECT gcd((-9223372036854775808)::int8, (-9223372036854775808)::int8); -- overflow +ERROR: bigint out of range +-- 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); + a | b | lcm | lcm | lcm | lcm +----------------------+-------------+------------------+------------------+------------------+------------------ + 0 | 0 | 0 | 0 | 0 | 0 + 0 | 29893644334 | 0 | 0 | 0 | 0 + 29893644334 | 29893644334 | 29893644334 | 29893644334 | 29893644334 | 29893644334 + 288484263558 | 29893644334 | 1261541684539134 | 1261541684539134 | 1261541684539134 | 1261541684539134 + -288484263558 | 29893644334 | 1261541684539134 | 1261541684539134 | 1261541684539134 | 1261541684539134 + -9223372036854775808 | 0 | 0 | 0 | 0 | 0 +(6 rows) + +SELECT lcm((-9223372036854775808)::int8, 1::int8); -- overflow +ERROR: bigint out of range +SELECT lcm(9223372036854775807::int8, 9223372036854775806::int8); -- overflow +ERROR: bigint out of range |