On 09/14/2013 08:51 AM, Kevin Grittner wrote:
Adrian Klaver <adrian.klaver@xxxxxxxxx> wrote:
create table float_test (id int, f_fld double precision);
insert into float_test values (1, 6.31);
insert into float_test values (2, 6.32);
select * from float_test ;
id | f_fld
----+-------
1 | 6.31
2 | 6.32
(2 rows)
If, instead of those inserts I use these:
insert into float_test values (1, '6.31');
insert into float_test values (1, '6.32');
insert into float_test values (1, '6.32'::double precision);
insert into float_test values (1, '6.32'::real);
I get:
id | f_fld
----+------------------
1 | 6.31
1 | 6.32
1 | 6.32
1 | 6.32000017166138
(4 rows)
Apparently the value is being treated as a real value somewhere.
Interesting, more grist for the mill.
--
Kevin Grittner
EDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
--
Adrian Klaver
adrian.klaver@xxxxxxxxx
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