whatsnew.txt

嵌入式InterBase

  **************
  * v1.5 RC 8
  **************

    * C/C++ client interface version added
        FB_API_VER defined to 15 for Firebird 1.5 in ibase.h
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

    * Fixed unregistered bug.
        Server crash when closing a blob after a transaction is finished.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Fixed unregistered bug.
        Server crash in some cases of sort finilization.
      Contributor(s):
        Vlad Horsun <horsun at kdb.dp.ua>
        Oleg LOA <loa at mail.ru>

    * Fixed RC7 bug.
        Wrong behaviour of CreateInternalWindow flag in the service mode.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Fixed RC7 bug.
        Wrong pathname resolution in the database creation.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Fixed unregistered bug.
        Server crash when GBAK is running as a service in multi-volume operations.
      Contributor(s):
        Oleg LOA <loa at mail.ru>

    * Fixed unregistered bug.
        Server crash when NULL is evaluated in the BETWEEN predicate.
      Contributor(s):
        Oleg LOA <loa at mail.ru>

    * New win32 installation tool.
        Added instclient.exe tool as a replacement for the previous instgds.exe.
      Contributor(s):
        Olivier Mascia <om at tipgroup.com>

    * Fixed RC7 bug.
        Fixed some race conditions in the server initialization code.
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

    * Fixed RC7 bugs.
        Some packaging/installation issues on Linux.
      Contributor(s):
        Mark O'Donohue <mark.odonohue at cytopia.com.au>

    * Fixed unregistered bug.
        Charset problem when mixing none (constants)/ascii charset and other character-sets in concatenation.
      Contributor(s):
        Arno Brinkman <firebird at abvisie.nl>

    * Fixed RC7 bug.
        Forcedly set SO_KEEPALIVE flag for POSIX CS connections independently of what was given by xinetd/inetd to us.
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

  **************
  * v1.5 RC 7
  **************

    * Fixed unregistered bug.
        Server crashes when explicit PLAN with MERGE and JOINs is specified.
      Contributor(s):
        Arno Brinkman <firebird at abvisie.nl>

    * Fixed unregistered bug.
        Possible issues in the metadata cache.
      Contributor(s):
        Eugeny Kilin <john at citycard.izhnet.ru>

    * Fixed RC6 bug.
        Problem in the cyclic metadata dependency handling.
      Contributor(s):
        Eugeny Kilin <john at citycard.izhnet.ru>
        Nickolay Samofatov <skidder at bssys.com>

    * Fixed RC6 bug.
        Solved problems with global new/delete operators in host applications using STL.
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

    * Fixed unregistered bug.
        Reject user names with non-printable characters in GSEC.
      Contributor(s):
        Alexander Peshkoff <peshkoff at hotmail.ru>

    * Fixed unregistered bug.
        Failure of GROUP BY <constant> operation.
      Contributor(s):
        Arno Brinkman <firebird at abvisie.nl>

    * Fixed unregistered bug.
        Unnamed columns when some functions/operations are used in the select list.
      Contributor(s):
        Claudio Varderrama <cvalde at usa.net>

    * Fixed RC6 bug.
        Wrong index utilization in some cases.
      Contributor(s):
        Arno Brinkman <firebird at abvisie.nl>

    * Fixed RC6 bug.
        Server crash with explicit plans used in subqueries, when outer aggregation is performed.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * GSTAT enhancement.
        Command-line switches "-r" and "-t" are now supported via the Services API.
      Contributor(s):
        Vlad Horsun <horsun at kdb.dp.ua>

    * Fixed RC6 bug.
        Removed handle leaks in the cached security database connection.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Fixed RC6 bug.
        Long prepare time for explicit plans in complex joins.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Security fix.
        Verify secondary database pathnames against DatabaseAccess entry of firebird.conf.
      Contributor(s):
        Alexander Peshkoff <peshkoff at hotmail.ru>

    * Fixed RC6 bug.
        Server crashes in some cases of savepoints usage.
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

    * Renamed the registry key.
        1) The registry location is changed from "HKLM\SOFTWARE\FirebirdSQL\Firebird\CurrentVersion" to "HKLM\SOFTWARE\Firebird Project\Firebird Server\Instances".
        2) The server path location is changed from "RootDirectory" to "DefaultInstance" for consistency with future versions.
      Contributor(s):
        Olivier Mascia <om at tipgroup.com>

    * Enhanced win32 guardian.
        Added switch to start Classic server as an application.
      Contributor(s):
        Paul Reeves <preeves at ibphoenix.com>

    * Fixed RC6 bug.
        1) Fixed various issues with the win32 CS lock manager.
        2) Enabled automatic lock manager pool resizing.
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

    * Fixed unregistered bug.
        Possible server crash after unsuccessful index creation.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Fixed RC6 bug.
        Incorrect NULLs handling in unique indices.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Added new collation.
        ISO_HUN for ISO8859_2 charset (Hungarian language).
      Contributor(s):
        Sandor Szollosi <ssani at freemail.hu>

    * Fixed RC6 bug.
        CURRENT_ROLE isn't cleared for an invalid role specified.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Fixed unregistered bug.
        Problems with parsing remote paths in GFIX (in-limbo transactions information).
      Contributor(s):
        Vlad Horsun <horsun at kdb.dp.ua>

    * Fixed RC6 bug.
        Problems with security.fdb access.
      Contributor(s):
        Alexander Peshkoff <peshkoff at hotmail.ru>

  **************
  * v1.5 RC 6
  **************

    * Fixed unregistered bug.
        Fixed minor inconsistencies in charsets naming.
      Contributor(s):
        Peter Jacobi <pj at walter-graphtek.com>

    * Fixed unregistered bug.
        GSTAT crash in some switch combinations.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Fixed unregistered bug.
        Fixed broken savepoint handling in BREAK/LEAVE/EXIT.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Fixed optimizer.
        1) Prefer single indices instead of composite ones.
        2) Prefer full-match unique indices.
      Contributor(s):
        Arno Brinkman <firebird at abvisie.nl>

    * Fixes and enhancements to win32 instreg / instsvc install tools.
        See their help output for details.
      Contributor(s):
        Olivier Mascia <om at tipgroup.com>

    * Fixed unregistered bug.
        Improved OCTETS output in ISQL.
      Contributor(s):
        Peter Jacobi <pj at walter-graphtek.com>

    * Fixed RC5 bug.
        Fixed BREAK/LEAVE incompatibility with FOR EXECUTE STATEMENT loops.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Fixed RC5 bug.
        Bug with expressions without fields inside aggregate-functions.
      Contributor(s):
        Arno Brinkman <firebird at abvisie.nl>

    * Fixed RC5 bug.
        EXECUTE STATEMENT returning BLOB datatype.
      Contributor(s):
        Alexander Peshkoff <peshkoff at hotmail.ru>

    * Fixed RC5 bug.
        Various issues with server-side database aliases. In particular, restore support for relative paths in local connection strings
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

    * Fixed RC5 bug.
        Possibly incorrect stream mapping in DSQL parser
      Contributor(s):
        Arno Brinkman <firebird at abvisie.nl>

    * Fixed RC5 bug.
        Make COALESCE/CASE output descriptor more SQL-standard.
      Contributor(s):
        Arno Brinkman <firebird at abvisie.nl>

    * Fixed RC5 bug.
        Engine crash during execution of DDL altering long recursive procedure->trigger chains
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

    * Fixed RC5 bug.
        Thread-safety issues in the SS client library and Windows CS listener process
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

    * Fixed RC5 bug.
        Fix more Windows CS lock-ups. It passes heavy stress-tests now, seems to be stable
      Note:
        Automatic lock table resizing has been disabled for this target. You may need to adjust LockMemSize parameter if you experience "lock manager out of room" errors or failures during database restore
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

    * Fixed RC5 bug.
        Rollback unplanned change of isc_que_events API function parameter types
      Contributor(s):
        Dimitry Sibiryakov <sd at topol.udm.net>

    * Fixed RC5 bug.
        Engine crashes if IO error happens early during database startup in SS builds
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

    * Maximum number of indices per table increased
        Backported appropriate changes from 1.0.3 tree
      Notes:
        1) Old maximum number of indices was 64, new max value is (DB_PAGE_SIZE/16)-2
        2) When actual number of indices for a particular table exceeds 256 engine behavior may be unstable
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

    * Fixed bug SF #721792
        Long runnning connection causes mem leak in OS kernel device
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

  **************
  * v1.5 RC 5
  **************

    * Fixed RC4 bug.
        Incorrect GDSCODE evaluation in the case of user-defined exceptions.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Fixed bugs SF #774987, #775003.
        1) ltrim('') and rtrim('') return NULL; rtrim forgets 1st char
        2) log(x, y) in fact returns log(y, x)
      Contributor(s):
        Paul Vinkenoog <paul at vinkenoog.nl>
        Nickolay Samofatov <skidder at bssys.com>

    * Fixed RC4 bug.
        Incorrect nested aggregates tracking.
      Contributor(s):
        Arno Brinkman <firebird at abvisie.nl>

    * Fixed RC4 bug.
        Various lockups in win32 CS.
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

    * Fixed unregistered bug.
        Server crash caused by lost transaction context.
      Contributor(s):
        Alexander Peshkoff <peshkoff at hotmail.ru>

    * Explicit locking change.
        Make FOR UPDATE and WITH LOCK independent subclauses.
      Contributor(s):
        Nickolay Samofatov <skidder at bssys.com>

    * Fixed unregistered bug.
        Server crash for any combination of sub-select & between.
      Contributor(s):
        Alexander Peshkoff <peshkoff at hotmail.ru>

    * Fixed unregistered bug.
        Occasional server crash on plan generation.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

  **************
  * v1.5 RC 4
  **************

    * Fixed RC3 bug.
        Server crash on some metadata operations.
      Contributor(s):
        Alexander Peshkoff <peshkoff at hotmail.ru>

    * Fixed RC3 bug.
        Fixed restore of backup file without required UDF(s).
      Contributor(s):
        Alexander Peshkoff <peshkoff at hotmail.ru>

    * Fixed RC3 bug.
        Metadata cache issues related to CREATE OR ALTER statement.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Fixed RC3 bug.
        Broken exception handling in SPs/triggers.
      Contributor(s):
        Dmitry Yemanov <yemanov at yandex.ru>

    * Fixed bug SF #736318.
        "<value> STARTING WITH <field>" fails when using indices.