File: ChangeLog [ruby-odbc-0.99995 Documentation]

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ODBC binding for Ruby

Wed Mar 13 2013 version 0.99995 released

    * added ODBC::Database.use_sql_column_name= flag to switch
      usage of SQLColAttributes(SQL_COLUMN_LABEL) to
      SQLColAttributes(SQL_COLUMN_NAME) on per connection basis

Sat Jan 15 2011 version 0.99994 released

    * fixed column key caching, thanks Sean Noonan for bug report

Fri Dec 24 2010 version 0.99993 released

    * fixed error reporting in Database.transaction method,
      thanks Shane Emmons for bug report and testing

Thu Sep 16 2010 version 0.99992 released

    * ODBC::Statement.each/each_hash now output arrays when
      invoked without block
    * column keys in result hashes now are cached/recycled Ruby strings
    * added ODBC::Database methods use_time/use_utc to directly
      output Ruby Time/Date objects
    * added encoding support in the UTF8 variant for Ruby >= 1.9
    * added module constant ODBC::UTF8 to indicate variant of module
    * fixes for M$SQL server reporting zero column sizes
      and unknown data types for varchar(strmax) columns
    * eliminated compiler warnings
    * use StringValueCStr instead of STR2CSTR (Ruby >= 1.9.1)
    * small change for decision when to use SQLGetData() loop

Sun Apr 25 2010 version 0.99991 released

    * detect HAVE_LONG_LONG for builds with unixODBC
    * UTF-8 coding/decoding fix for range 0x80..0xBF

Thu Feb 18 2010 version 0.9999 released

    * integrated Bosko Ivanisevic's fixes in ext/utf8/extconf.rb
      and test/test.rb and test/utf8/test.rb

Fri Jan 15 2010 version 0.9998 released

    * documentation update
    * reorganized directory layout for making a gem

Wed May 20 2009 version 0.9997 released

    * added Chad Johnson's FreeTDS/MSSQL patch to prevent from
      re-prepare of queries with SQL_VARCHAR parameters

Mon Feb 02 2009 version 0.9996 released

    * updates for Ruby > 1.8
    * added Stephen Veit's SQL_NO_TOTAL handling to improve
      retrieving large SQL_C_BINARY data
    * fixes for SQLExecute/SQLExecDirect returning SQL_NO_DATA

Sat Apr 07 2007 version 0.9995 released

    * init.c: prefer libiodbc.so.2 over libiodbc.so and
      libodbc.so.1 over libodbc.so and same logic for
      the installer shared library
    * no exception thrown on stale HSTMT for ODBC::Statement.nrows

Mon Dec 25 2006 version 0.9994 released

    * improved doc on ODBC::Statement.*param*, ODBC::Parameter,
      and related ODBCProc
    * added support for output/input-output parameters in queries,
      methods ODBC::Statement.param_iotype/param_output_type/
      param_output_size/param_output_value

Fri Sep 15 2006 version 0.9993 released

    * more tweaks in extconf.rb for --enable-dlopen'ed utf8 version
      thanks Daigo Moriwaki for testing
    * eliminated warnings for installer functions

Mon Sep 11 2006 version 0.9992 released

    * added parameter "column" in ODBC::Database::columns
    * intern most strings on module load
    * enhanced ODBC::Statement.fetch_hash et.al. to produce
      intern'ed strings or fixnums as hash keys as requested
      by Neville Burnell
    * handle SQL_NO_DATA for chunk-wise SQLGetData()
    * determine dynamically which API (UNICODE or ANSI) to
      use for ODBC installer functions
    * more 64 bit fixes
    * added missing SQLEndTran() in init.c

Sat Aug 05 2006 version 0.9991 released

    * fixed more SQLLEN vs SQLINTEGER issues and 64 bit warnings
    * bail out during extconf.rb when sql.h/sqlext.h is not
      available as requested by Curt Sampson
    * fixed transaction logic ENV vs. DBC and use SQLEndTran()
      for ODBCVER >= 0x0300, thanks Adam Harper for patch
    * detect SQL parameter strings containing '\0's and use
      SQL_C_BINARY when appropriate as parameter types to support
      BLOB data, thanks Daigo Moriwaki for report and testing
    * don't use dlopen()/GCC weak attributes on MacOSX

Wed Jun 28 2006 version 0.999 released

    * added ODBC::Column@autoincrement information
    * added init.c and extconf.rb logic for resolving iODBC/unixODBC
      library dependencies at runtime using GCC weak attribute in
      conjunction with dlopen(), this feature can be enabled/disabled
      with "ruby extconf.rb --enable-dlopen"

Sun May 21 2006 version 0.998 released

    * added undocumented module methods ODBC::write_file_dsn and
      ODBC::read_file_dsn
    * fixes in SQLConfigDataSource/SQLInstallerError detect/usage
    * added statement level option handling (SQLSetStmtOption),
      ODBC::Database.newstmt, ODBC::Statement.prepare|run as
      contributed by Carl Blakeley of OpenLink Software
    * eliminated most GCC 4.x warnings

Sun Dec 25 2005 version 0.997 released

    * 32/64 bit issues as pointed out by Lars Kanis
    * ODBC::Database.get_info implementation and constants, idea
      and initial coding contributed by Tim Haynes of OpenLink Software
    * ODBC::Statement.param_type implemented as work around for
      Ingres ODBC driver. Thanks Jon Chambers for idea and testing

Sun Nov 21 2004 version 0.996 released

    * use SQLInstallerError() for adddsn/confdsn/deldsn if available,
      code contributed by Ryszard Niewisiewicz
    * retry SQLBindParameter() for SQL_VARCHAR when SQLDescribeParam()
      doesn't work (e.g. on MS Jet Engine)
    * fixed crashes when SQLBindParameter failed in stmt_exec_int(),
      as reported by Ryszard Niewisiewicz

Tue Sep 07 2004 version 0.995 released

    * fixed another buffer alignment bug fetching doubles on sparc,
      thanks Dan Debertin for testing.

Wed Jul 14 2004 version 0.994 released

    * fixed ODBC::Database.new|connect so that
      ODBC::Database.new.drvconnect(string) works
    * fixed SQLTCHAR detect for Win32 in extconf.rb,
      thanks to Pedro Luis Castedo Cepeda

Mon Jun 28 2004 version 0.993 released

    * use HAVE_TYPE_SQLTCHAR from extconf.rb for old iODBC versions
    * don't rb_define_alloc_func of dsn_new/drv_new for Ruby >= 1.8,
      gives stack overflows, thanks to Pedro Luis Castedo Cepeda
      for fixing
    * fixes for iODBC driver manager concerning SQLFetchScroll
      availability (SQL state codes IM001 vs HYC000)
    * blob handling fix as suggested by Kaspar Schiess

Mon Mar 22 2004 version 0.992 released

    * fixed buggy UTF8->Unicode conversion code
    * fixed handling of uppercase column names in row hashes

Fri Dec 26 2003 version 0.991 released

    * use SQLConfigDataSourceW() in utf8 version
    * SQLError() is now always called after error/warning from
      other ODBC API invokations in order to cleanup error
      messages in driver manager/driver
    * tweaks for SQLColAttributes() problems as suggested
      by Nathaniel Talbott <nathaniel@talbott.ws>
    * modified extconf.rb as suggestedb by <RNicz@fibernet.pl>
    * eliminated use of alloca() in utf8 converters
    * reworked to use Ruby 1.8 rb_define_alloc_func() API

Wed May 21 2003 version 0.99 released

    * no functional changes with respect to 0.98
      but starting with 0.99 released under Ruby style license.

Thu May 08 2003 version 0.98 released

    * added utf8 version (-DUNICODE, -D_UNICODE for CFLAGS),
      which generates odbc_utf.so, for build instructions
      see README. Thanks Bosko Ivanisevic <ivanisev@sezampro.yu>
      for ideas and testing.

Fri Apr 25 2003 version 0.97 released

    * align buffers for fetching scalar data (long, double et.al.)
      to prevent alignment problems causing bus errors e.g. on sparc,
      thanks sakazuki <QZS01353@nifty.ne.jp> for testing.

Wed Mar 19 2003 version 0.96 released

    * added fall back to SQLFetch() when SQLFetchScroll(SQL_FETCH_NEXT)
      or SQLExtendedFetch(SQL_FETCH_NEXT) report IM001 error,
      thanks Kiyonori Takeda <takeda@newsline.net> for testing.

Mon May 13 2002 version 0.95 released

    * doc updated
    * minor code cleanups
    * fixed ODBC::Database.run to properly accept blocks
      as reported by Michael Neumann <neumann@s-direktnet.de>
    * added ODBC::Statement.more_results method as
      requested by Chris Morris <chris.morris@snelling.com>

Thu Oct 11 2001 version 0.94 released

    * doc updated
    * fixed off-by-one bug in do_fetch function
    * added some more SQL_* constants
    * added ODBC::Database.special_columns method
    * added unique flag to ODBC::Database.indexes

Fri Sep 07 2001 version 0.93 released

    * doc updated
    * removed default column name conversion to upper case
      as introduced in version 0.91
    * added ignorecase, ignorecase= methods for ODBC::Database
      and ODBC::Statement as suggested by
      Sean O'Halpin <sean.ohalpin@bamberforsyth.com>

Fri Aug 31 2001 version 0.92 released

    * ODBC::Parameter class and ODBC::Statement.make_proc method added
    * changes to support libiodbc-2.50 eg on Debian, thanks
      Massimiliano Mirra <info@chromatic-harp.com> for testing
    * fixed typos in constant table (SQL_CP_* symbols, O_CONSTU macro)
    * if odbcinst.h not available, make dummy DSN config methods

Sat Aug 25 2001 version 0.91 released

    * handle non-unique keys in column name/result set hashes
      by appending "#column-number" string
    * convert column names to uppercase if ODBC driver is
      identifier case insensitive as suggested by
      Elmar Sonnenschein <eso@esomail.de>
    * added cursorname method in Statement
    * added assignment methods for Environment/Database/Statement
      options
    * taint strings
    * use SQLExecDirect() in Statement.run/do when no parameters in query

Wed Aug 15 2001 version 0.9 released

    * doc updated
    * added alloc/free and ODBC API call tracing
      (compile-time, -DTRACING)
    * added array result for ODBC::Statement.columns
    * statements are now by default dropped before SQLDisconnect
    * rewrote resource tracking of environment, database connection
      and statement objects due to crashes/hangs on Win32
    * improved constructors for data/time/timestamp objects
    * added clone methods for date/time/timestamp objects

Thu Jul 26 2001 version 0.8 released

    * minor doc update
    * added handling of block for ODBC::Statement.columns method
    * revised error reporting and SQLRETURN handling with
      respect to SQL_SUCCESS_WITH_INFO, introduced info method
      to get warnings of last ODBC API call. Change was required
      to support MS SQL Server, thanks to correspondence with
      David Moore <david.moore@uk.dealogic.com>.

Wed Jun 20 2001 version 0.7 released

    * minor doc update
    * some more test cases in fetching data
    * added some more fetch methods (fetch_many, fetch_all ...)
    * added more tests for conditional include of <windows.h>
    * again, fixes in parameter binding thanks to patches from
      Steve Tuckner <sat@multitech.com>

Tue Jun 12 2001 version 0.6 released

    * reviewed parameter and column information handling
    * work around cases when SQLDescribeParam is not supported
      by the selected ODBC driver
    * bug fixes in parameter binding

Sun Jun 10 2001 version 0.5 released

    * doc updated
    * added environment attribute setting/getting methods
    * eliminated alloca() in fetching data
    * added missing SQL_CHAR constant
    * fixed accessor methods for ODBC::(DSN|Driver|Column) as
      suggested by Michael Neumann <neumann@s-direktnet.de>

Fri Jun 08 2001 version 0.4 released

    * Cygwin fixes thanks to Michael Neumann <neumann@s-direktnet.de>
    * minor optimizations
    * cleanup GC related functions

Sun May 27 2001 version 0.3 released

    * doc updated
    * win32 port (mswin32 working, mingw untested)
    * added types (ODBC::Date, ODBC::Time, ODBC::TimeStamp)
    * reworked module/class organization
    * major review

Thu May 17 2001 version 0.2 released

    * updated and improved doc
    * added fetch_hash, each_hash, column ODBCStmt methods
    * added more constants in ODBC class
    * added ODBCColumn class
    * added accessor for ODBC::error

Sun May 13 2001 version 0.1 released

    * initial release.

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