CAST behaving differently in version 2.5
----------------------------------------
Key: CORE-4420
URL: http://tracker.firebirdsql.org/browse/CORE-4420
Project: Firebird Core
Issue Type: Bug
Components: Engine
Affects Versions: 2.5.2
Environment: Linux server
Reporter: Rodrigo Gonçalves
The following commands give different results between versions 2.1.1 and 2.5.2,
both running in Linux systems:
Version 2.1.1:
SQL> SELECT rdb$get_context('SYSTEM', 'ENGINE_VERSION') from rdb$database;
RDB$GET_CONTEXT
===============================================================================
2.1.1
SQL> select round(cast(260.9550000000000 as double precision), 2) from
rdb$database;
ROUND
=======================
260.9500000000000
Version 2.5.2:
SQL> SELECT rdb$get_context('SYSTEM', 'ENGINE_VERSION') from rdb$database;
RDB$GET_CONTEXT
===============================================================================
2.5.2
SQL> select round(cast(260.9550000000000 as double precision), 2) from
rdb$database;
ROUND
=======================
260.9600000000000
We've looked through the release notes and bugtracker, but couldn't find any
change related to it.
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