On Wed, Jul 8, 2009 at 3:16 PM, Justin Coyne<
digger250@...> wrote:
> 1) Failure:
> test_jdbc_precision(TestPrecision) [problem_rails.rb:25]:
> <5.8> expected but was
> <5.80000019073486>.
>
>
> This is because the activerecord-jdbc adapter is casting the value from the
> database to a float (32 bit) and then to a RubyFloat which is backed by a
> java double type. To be consistent, activerecord-jdbc should just use the
> same representation that jruby uses internally (a double).
Agreed...whenever possible the floating-point representation fed to
JRuby should be as high precision as possible, since we'll always
upcast to double.
- Charlie
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