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Additional test coverage for int8 type (int8.c)
int8-exp-three-digits.out update untested, might need refinement.
This commit is contained in:
Peter Eisentraut
parent
128849875f
commit
34411cfac5
@ -6,8 +6,8 @@ CREATE TABLE INT8_TBL(q1 int8, q2 int8);
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INSERT INTO INT8_TBL VALUES(' 123 ',' 456');
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INSERT INTO INT8_TBL VALUES('123 ','4567890123456789');
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INSERT INTO INT8_TBL VALUES('4567890123456789','123');
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INSERT INTO INT8_TBL VALUES('4567890123456789','4567890123456789');
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INSERT INTO INT8_TBL VALUES('4567890123456789','-4567890123456789');
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INSERT INTO INT8_TBL VALUES(+4567890123456789,'4567890123456789');
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INSERT INTO INT8_TBL VALUES('+4567890123456789','-4567890123456789');
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-- bad inputs
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INSERT INTO INT8_TBL(q1) VALUES (' ');
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ERROR: invalid input syntax for integer: " "
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@ -47,6 +47,236 @@ SELECT * FROM INT8_TBL;
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4567890123456789 | -4567890123456789
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(5 rows)
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-- int8/int8 cmp
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SELECT * FROM INT8_TBL WHERE q2 = 4567890123456789;
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q1 | q2
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------------------+------------------
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123 | 4567890123456789
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4567890123456789 | 4567890123456789
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(2 rows)
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SELECT * FROM INT8_TBL WHERE q2 <> 4567890123456789;
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q1 | q2
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------------------+-------------------
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123 | 456
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4567890123456789 | 123
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4567890123456789 | -4567890123456789
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(3 rows)
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SELECT * FROM INT8_TBL WHERE q2 < 4567890123456789;
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q1 | q2
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------------------+-------------------
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123 | 456
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4567890123456789 | 123
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4567890123456789 | -4567890123456789
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(3 rows)
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SELECT * FROM INT8_TBL WHERE q2 > 4567890123456789;
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q1 | q2
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----+----
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(0 rows)
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SELECT * FROM INT8_TBL WHERE q2 <= 4567890123456789;
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q1 | q2
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------------------+-------------------
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123 | 456
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123 | 4567890123456789
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4567890123456789 | 123
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4567890123456789 | 4567890123456789
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4567890123456789 | -4567890123456789
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(5 rows)
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SELECT * FROM INT8_TBL WHERE q2 >= 4567890123456789;
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q1 | q2
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------------------+------------------
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123 | 4567890123456789
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4567890123456789 | 4567890123456789
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(2 rows)
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-- int8/int4 cmp
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SELECT * FROM INT8_TBL WHERE q2 = 456;
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q1 | q2
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-----+-----
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123 | 456
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(1 row)
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SELECT * FROM INT8_TBL WHERE q2 <> 456;
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q1 | q2
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------------------+-------------------
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123 | 4567890123456789
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4567890123456789 | 123
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4567890123456789 | 4567890123456789
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4567890123456789 | -4567890123456789
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(4 rows)
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SELECT * FROM INT8_TBL WHERE q2 < 456;
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q1 | q2
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------------------+-------------------
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4567890123456789 | 123
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4567890123456789 | -4567890123456789
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(2 rows)
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SELECT * FROM INT8_TBL WHERE q2 > 456;
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q1 | q2
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------------------+------------------
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123 | 4567890123456789
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4567890123456789 | 4567890123456789
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(2 rows)
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SELECT * FROM INT8_TBL WHERE q2 <= 456;
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q1 | q2
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------------------+-------------------
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123 | 456
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4567890123456789 | 123
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4567890123456789 | -4567890123456789
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(3 rows)
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SELECT * FROM INT8_TBL WHERE q2 >= 456;
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q1 | q2
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------------------+------------------
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123 | 456
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123 | 4567890123456789
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4567890123456789 | 4567890123456789
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(3 rows)
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-- int4/int8 cmp
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SELECT * FROM INT8_TBL WHERE 123 = q1;
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q1 | q2
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-----+------------------
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123 | 456
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123 | 4567890123456789
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(2 rows)
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SELECT * FROM INT8_TBL WHERE 123 <> q1;
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q1 | q2
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------------------+-------------------
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4567890123456789 | 123
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4567890123456789 | 4567890123456789
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4567890123456789 | -4567890123456789
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(3 rows)
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SELECT * FROM INT8_TBL WHERE 123 < q1;
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q1 | q2
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------------------+-------------------
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4567890123456789 | 123
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4567890123456789 | 4567890123456789
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4567890123456789 | -4567890123456789
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(3 rows)
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SELECT * FROM INT8_TBL WHERE 123 > q1;
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q1 | q2
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----+----
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(0 rows)
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SELECT * FROM INT8_TBL WHERE 123 <= q1;
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q1 | q2
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------------------+-------------------
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123 | 456
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123 | 4567890123456789
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4567890123456789 | 123
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4567890123456789 | 4567890123456789
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4567890123456789 | -4567890123456789
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(5 rows)
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SELECT * FROM INT8_TBL WHERE 123 >= q1;
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q1 | q2
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-----+------------------
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123 | 456
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123 | 4567890123456789
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(2 rows)
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-- int8/int2 cmp
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SELECT * FROM INT8_TBL WHERE q2 = '456'::int2;
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q1 | q2
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-----+-----
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123 | 456
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(1 row)
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SELECT * FROM INT8_TBL WHERE q2 <> '456'::int2;
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q1 | q2
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------------------+-------------------
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123 | 4567890123456789
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4567890123456789 | 123
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4567890123456789 | 4567890123456789
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4567890123456789 | -4567890123456789
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(4 rows)
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SELECT * FROM INT8_TBL WHERE q2 < '456'::int2;
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q1 | q2
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------------------+-------------------
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4567890123456789 | 123
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4567890123456789 | -4567890123456789
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(2 rows)
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SELECT * FROM INT8_TBL WHERE q2 > '456'::int2;
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q1 | q2
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------------------+------------------
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123 | 4567890123456789
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4567890123456789 | 4567890123456789
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(2 rows)
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SELECT * FROM INT8_TBL WHERE q2 <= '456'::int2;
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q1 | q2
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------------------+-------------------
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123 | 456
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4567890123456789 | 123
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4567890123456789 | -4567890123456789
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(3 rows)
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SELECT * FROM INT8_TBL WHERE q2 >= '456'::int2;
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q1 | q2
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------------------+------------------
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123 | 456
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123 | 4567890123456789
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4567890123456789 | 4567890123456789
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(3 rows)
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-- int2/int8 cmp
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SELECT * FROM INT8_TBL WHERE '123'::int2 = q1;
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q1 | q2
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-----+------------------
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123 | 456
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123 | 4567890123456789
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(2 rows)
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SELECT * FROM INT8_TBL WHERE '123'::int2 <> q1;
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q1 | q2
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------------------+-------------------
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4567890123456789 | 123
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4567890123456789 | 4567890123456789
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4567890123456789 | -4567890123456789
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(3 rows)
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SELECT * FROM INT8_TBL WHERE '123'::int2 < q1;
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q1 | q2
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------------------+-------------------
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4567890123456789 | 123
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4567890123456789 | 4567890123456789
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4567890123456789 | -4567890123456789
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(3 rows)
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SELECT * FROM INT8_TBL WHERE '123'::int2 > q1;
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q1 | q2
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----+----
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(0 rows)
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SELECT * FROM INT8_TBL WHERE '123'::int2 <= q1;
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q1 | q2
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------------------+-------------------
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123 | 456
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123 | 4567890123456789
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4567890123456789 | 123
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4567890123456789 | 4567890123456789
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4567890123456789 | -4567890123456789
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(5 rows)
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SELECT * FROM INT8_TBL WHERE '123'::int2 >= q1;
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q1 | q2
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-----+------------------
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123 | 456
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123 | 4567890123456789
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(2 rows)
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SELECT '' AS five, q1 AS plus, -q1 AS minus FROM INT8_TBL;
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five | plus | minus
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------+------------------+-------------------
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@ -88,34 +318,54 @@ SELECT '' AS three, q1, q2, q1 * q2 AS multiply FROM INT8_TBL
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| 4567890123456789 | 123 | 561850485185185047
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(3 rows)
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SELECT '' AS five, q1, q2, q1 / q2 AS divide FROM INT8_TBL;
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five | q1 | q2 | divide
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------+------------------+-------------------+----------------
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| 123 | 456 | 0
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| 123 | 4567890123456789 | 0
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| 4567890123456789 | 123 | 37137318076884
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| 4567890123456789 | 4567890123456789 | 1
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| 4567890123456789 | -4567890123456789 | -1
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SELECT '' AS five, q1, q2, q1 / q2 AS divide, q1 % q2 AS mod FROM INT8_TBL;
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five | q1 | q2 | divide | mod
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------+------------------+-------------------+----------------+-----
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| 123 | 456 | 0 | 123
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| 123 | 4567890123456789 | 0 | 123
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| 4567890123456789 | 123 | 37137318076884 | 57
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| 4567890123456789 | 4567890123456789 | 1 | 0
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| 4567890123456789 | -4567890123456789 | -1 | 0
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(5 rows)
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SELECT '' AS five, q1, float8(q1) FROM INT8_TBL;
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five | q1 | float8
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------+------------------+-----------------------
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| 123 | 123
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| 123 | 123
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| 4567890123456789 | 4.56789012345679e+015
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| 4567890123456789 | 4.56789012345679e+015
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| 4567890123456789 | 4.56789012345679e+015
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five | q1 | float8
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------+------------------+----------------------
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| 123 | 123
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| 123 | 123
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| 4567890123456789 | 4.56789012345679e+15
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| 4567890123456789 | 4.56789012345679e+15
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| 4567890123456789 | 4.56789012345679e+15
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(5 rows)
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SELECT '' AS five, q2, float8(q2) FROM INT8_TBL;
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five | q2 | float8
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------+-------------------+------------------------
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| 456 | 456
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| 4567890123456789 | 4.56789012345679e+015
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| 123 | 123
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| 4567890123456789 | 4.56789012345679e+015
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| -4567890123456789 | -4.56789012345679e+015
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five | q2 | float8
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------+-------------------+-----------------------
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| 456 | 456
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| 4567890123456789 | 4.56789012345679e+15
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| 123 | 123
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| 4567890123456789 | 4.56789012345679e+15
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| -4567890123456789 | -4.56789012345679e+15
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(5 rows)
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SELECT 37 + q1 AS plus4 FROM INT8_TBL;
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plus4
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------------------
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160
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160
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4567890123456826
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4567890123456826
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4567890123456826
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(5 rows)
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SELECT 37 - q1 AS minus4 FROM INT8_TBL;
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minus4
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-------------------
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-86
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-86
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-4567890123456752
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-4567890123456752
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-4567890123456752
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(5 rows)
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SELECT '' AS five, 2 * q1 AS "twice int4" FROM INT8_TBL;
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@ -138,6 +388,72 @@ SELECT '' AS five, q1 * 2 AS "twice int4" FROM INT8_TBL;
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| 9135780246913578
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(5 rows)
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-- int8 op int4
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SELECT q1 + 42::int4 AS "8plus4", q1 - 42::int4 AS "8minus4", q1 * 42::int4 AS "8mul4", q1 / 42::int4 AS "8div4" FROM INT8_TBL;
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8plus4 | 8minus4 | 8mul4 | 8div4
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------------------+------------------+--------------------+-----------------
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165 | 81 | 5166 | 2
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165 | 81 | 5166 | 2
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4567890123456831 | 4567890123456747 | 191851385185185138 | 108759288653733
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4567890123456831 | 4567890123456747 | 191851385185185138 | 108759288653733
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4567890123456831 | 4567890123456747 | 191851385185185138 | 108759288653733
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(5 rows)
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-- int4 op int8
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SELECT 246::int4 + q1 AS "4plus8", 246::int4 - q1 AS "4minus8", 246::int4 * q1 AS "4mul8", 246::int4 / q1 AS "4div8" FROM INT8_TBL;
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4plus8 | 4minus8 | 4mul8 | 4div8
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------------------+-------------------+---------------------+-------
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369 | 123 | 30258 | 2
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369 | 123 | 30258 | 2
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4567890123457035 | -4567890123456543 | 1123700970370370094 | 0
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4567890123457035 | -4567890123456543 | 1123700970370370094 | 0
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4567890123457035 | -4567890123456543 | 1123700970370370094 | 0
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(5 rows)
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-- int8 op int2
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SELECT q1 + 42::int2 AS "8plus2", q1 - 42::int2 AS "8minus2", q1 * 42::int2 AS "8mul2", q1 / 42::int2 AS "8div2" FROM INT8_TBL;
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8plus2 | 8minus2 | 8mul2 | 8div2
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------------------+------------------+--------------------+-----------------
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165 | 81 | 5166 | 2
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165 | 81 | 5166 | 2
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4567890123456831 | 4567890123456747 | 191851385185185138 | 108759288653733
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4567890123456831 | 4567890123456747 | 191851385185185138 | 108759288653733
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4567890123456831 | 4567890123456747 | 191851385185185138 | 108759288653733
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(5 rows)
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-- int2 op int8
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SELECT 246::int2 + q1 AS "2plus8", 246::int2 - q1 AS "2minus8", 246::int2 * q1 AS "2mul8", 246::int2 / q1 AS "2div8" FROM INT8_TBL;
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2plus8 | 2minus8 | 2mul8 | 2div8
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------------------+-------------------+---------------------+-------
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369 | 123 | 30258 | 2
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369 | 123 | 30258 | 2
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4567890123457035 | -4567890123456543 | 1123700970370370094 | 0
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4567890123457035 | -4567890123456543 | 1123700970370370094 | 0
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4567890123457035 | -4567890123456543 | 1123700970370370094 | 0
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(5 rows)
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SELECT q2, abs(q2) FROM INT8_TBL;
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q2 | abs
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-------------------+------------------
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456 | 456
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4567890123456789 | 4567890123456789
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123 | 123
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4567890123456789 | 4567890123456789
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-4567890123456789 | 4567890123456789
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(5 rows)
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SELECT min(q1), min(q2) FROM INT8_TBL;
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min | min
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-----+-------------------
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123 | -4567890123456789
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(1 row)
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SELECT max(q1), max(q2) FROM INT8_TBL;
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max | max
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------------------+------------------
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4567890123456789 | 4567890123456789
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(1 row)
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-- TO_CHAR()
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--
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SELECT '' AS to_char_1, to_char(q1, '9G999G999G999G999G999'), to_char(q2, '9,999,999,999,999,999')
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@ -314,7 +630,7 @@ SELECT '' AS to_char_17, to_char(q2, '999999SG9999999999') FROM INT8_TBL;
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| 456789-0123456789
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(5 rows)
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-- check min/max values
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-- check min/max values and overflow behavior
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select '-9223372036854775808'::int8;
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int8
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----------------------
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@ -335,3 +651,164 @@ select '9223372036854775808'::int8;
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ERROR: value "9223372036854775808" is out of range for type bigint
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LINE 1: select '9223372036854775808'::int8;
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^
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select -('-9223372036854775807'::int8);
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?column?
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---------------------
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9223372036854775807
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(1 row)
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select -('-9223372036854775808'::int8);
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ERROR: bigint out of range
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select '9223372036854775800'::int8 + '9223372036854775800'::int8;
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ERROR: bigint out of range
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select '-9223372036854775800'::int8 + '-9223372036854775800'::int8;
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ERROR: bigint out of range
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select '9223372036854775800'::int8 - '-9223372036854775800'::int8;
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ERROR: bigint out of range
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select '-9223372036854775800'::int8 - '9223372036854775800'::int8;
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ERROR: bigint out of range
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select '9223372036854775800'::int8 * '9223372036854775800'::int8;
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ERROR: bigint out of range
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select '-9223372036854775808'::int8 / '-1'::int8;
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ERROR: bigint out of range
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select '9223372036854775800'::int8 / '0'::int8;
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ERROR: division by zero
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select '9223372036854775800'::int8 % '0'::int8;
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ERROR: division by zero
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select abs('-9223372036854775808'::int8);
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ERROR: bigint out of range
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select '9223372036854775800'::int8 + '100'::int4;
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ERROR: bigint out of range
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select '-9223372036854775800'::int8 - '100'::int4;
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ERROR: bigint out of range
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select '9223372036854775800'::int8 * '100'::int4;
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ERROR: bigint out of range
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select '-9223372036854775808'::int8 / '-1'::int4;
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ERROR: bigint out of range
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select '100'::int4 + '9223372036854775800'::int8;
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||||
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 / '-1'::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('9223372036854775807.0'::float4 AS int8);
|
||||
ERROR: bigint out of range
|
||||
SELECT CAST('9223372036854775807.0'::float8 AS int8);
|
||||
ERROR: bigint out of range
|
||||
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)
|
||||
|
||||
|
||||
@ -6,8 +6,8 @@ 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');
|
||||
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: " "
|
||||
@ -47,6 +47,236 @@ SELECT * FROM INT8_TBL;
|
||||
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
|
||||
------+------------------+-------------------
|
||||
@ -88,34 +318,54 @@ SELECT '' AS three, q1, q2, q1 * q2 AS multiply FROM INT8_TBL
|
||||
| 4567890123456789 | 123 | 561850485185185047
|
||||
(3 rows)
|
||||
|
||||
SELECT '' AS five, q1, q2, q1 / q2 AS divide FROM INT8_TBL;
|
||||
five | q1 | q2 | divide
|
||||
------+------------------+-------------------+----------------
|
||||
| 123 | 456 | 0
|
||||
| 123 | 4567890123456789 | 0
|
||||
| 4567890123456789 | 123 | 37137318076884
|
||||
| 4567890123456789 | 4567890123456789 | 1
|
||||
| 4567890123456789 | -4567890123456789 | -1
|
||||
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
|
||||
five | q1 | float8
|
||||
------+------------------+-----------------------
|
||||
| 123 | 123
|
||||
| 123 | 123
|
||||
| 4567890123456789 | 4.56789012345679e+015
|
||||
| 4567890123456789 | 4.56789012345679e+015
|
||||
| 4567890123456789 | 4.56789012345679e+015
|
||||
(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
|
||||
five | q2 | float8
|
||||
------+-------------------+------------------------
|
||||
| 456 | 456
|
||||
| 4567890123456789 | 4.56789012345679e+015
|
||||
| 123 | 123
|
||||
| 4567890123456789 | 4.56789012345679e+015
|
||||
| -4567890123456789 | -4.56789012345679e+015
|
||||
(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;
|
||||
@ -138,6 +388,72 @@ SELECT '' AS five, q1 * 2 AS "twice int4" FROM INT8_TBL;
|
||||
| 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')
|
||||
@ -314,7 +630,7 @@ SELECT '' AS to_char_17, to_char(q2, '999999SG9999999999') FROM INT8_TBL;
|
||||
| 456789-0123456789
|
||||
(5 rows)
|
||||
|
||||
-- check min/max values
|
||||
-- check min/max values and overflow behavior
|
||||
select '-9223372036854775808'::int8;
|
||||
int8
|
||||
----------------------
|
||||
@ -335,3 +651,164 @@ 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 '-9223372036854775808'::int8 / '-1'::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 '-9223372036854775808'::int8 / '-1'::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 / '-1'::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('9223372036854775807.0'::float4 AS int8);
|
||||
ERROR: bigint out of range
|
||||
SELECT CAST('9223372036854775807.0'::float8 AS int8);
|
||||
ERROR: bigint out of range
|
||||
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)
|
||||
|
||||
|
||||
@ -7,8 +7,8 @@ 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');
|
||||
INSERT INTO INT8_TBL VALUES(+4567890123456789,'4567890123456789');
|
||||
INSERT INTO INT8_TBL VALUES('+4567890123456789','-4567890123456789');
|
||||
|
||||
-- bad inputs
|
||||
INSERT INTO INT8_TBL(q1) VALUES (' ');
|
||||
@ -21,6 +21,47 @@ INSERT INTO INT8_TBL(q1) VALUES ('');
|
||||
|
||||
SELECT * FROM INT8_TBL;
|
||||
|
||||
-- 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 '' AS five, q1 AS plus, -q1 AS minus FROM INT8_TBL;
|
||||
|
||||
SELECT '' AS five, q1, q2, q1 + q2 AS plus FROM INT8_TBL;
|
||||
@ -28,14 +69,31 @@ SELECT '' AS five, q1, q2, q1 - q2 AS minus FROM INT8_TBL;
|
||||
SELECT '' AS three, q1, q2, q1 * q2 AS multiply FROM INT8_TBL;
|
||||
SELECT '' AS three, q1, q2, q1 * q2 AS multiply FROM INT8_TBL
|
||||
WHERE q1 < 1000 or (q2 > 0 and q2 < 1000);
|
||||
SELECT '' AS five, q1, q2, q1 / q2 AS divide FROM INT8_TBL;
|
||||
SELECT '' AS five, q1, q2, q1 / q2 AS divide, q1 % q2 AS mod FROM INT8_TBL;
|
||||
|
||||
SELECT '' AS five, q1, float8(q1) FROM INT8_TBL;
|
||||
SELECT '' AS five, q2, float8(q2) FROM INT8_TBL;
|
||||
|
||||
SELECT 37 + q1 AS plus4 FROM INT8_TBL;
|
||||
SELECT 37 - q1 AS minus4 FROM INT8_TBL;
|
||||
SELECT '' AS five, 2 * q1 AS "twice int4" FROM INT8_TBL;
|
||||
SELECT '' AS five, 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 '' AS to_char_1, to_char(q1, '9G999G999G999G999G999'), to_char(q2, '9,999,999,999,999,999')
|
||||
@ -64,8 +122,76 @@ 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'
|
||||
SELECT '' AS to_char_16, to_char(q2, E'99999 "text" 9999 "9999" 999 "\\"text between quote marks\\"" 9999') FROM INT8_TBL;
|
||||
SELECT '' AS to_char_17, to_char(q2, '999999SG9999999999') FROM INT8_TBL;
|
||||
|
||||
-- check min/max values
|
||||
-- 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 '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 '-9223372036854775808'::int8 / '-1'::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 '-9223372036854775808'::int8 / '-1'::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 / '-1'::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('9223372036854775807.0'::float4 AS int8);
|
||||
SELECT CAST('9223372036854775807.0'::float8 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);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user