X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=Changes;h=6f7daabe2dce3860ea643ed98a4a8ae7494568f2;hb=people%2Fabraxxa%2Fhas_relationship_loaded;hp=c42606c54bbe85e466604fbdca10bcc7a86541d3;hpb=9720202815dbafee0d9e944e3f8258d4aca446d4;p=dbsrgits%2FDBIx-Class.git diff --git a/Changes b/Changes index c42606c..6f7daab 100644 --- a/Changes +++ b/Changes @@ -1,6 +1,155 @@ Revision history for DBIx::Class * New Features / Changes + - A new zero-to-DBIC style manual: DBIx::Class::Manual::QuickStart + + * Fixes + - More robust handling of circular relationship declarations by loading + foreign classes less frequently (should resolve issues like + http://lists.scsys.co.uk/pipermail/dbix-class/2013-June/011374.html) + - Fix multiple edge cases of complex prefetch combining incorrectly + with correlated subquery selections + - Fix multiple edge cases steming from interaction of a non-selecting + order_by specification and distinct and/or complex prefetch + - Clarify ambiguous behavior of distinct when used with ResultSetColumn + i.e. $rs->search({}, { distinct => 1 })->get_column (...) + - Setting quote_names propagates to SQL::Translator when producing + SQLite DDL (it is one of the few producers *NOT* quoting by default) + - Fix incorrect binding of large integers on old versions of + DBD::SQLite (now DBIC simply always binds SQLite ints as BIGINT) + - Silence (harmless) warnings on recent DBD::SQLite versions, when + inserting/updating large integers on 32bit ivsize systems (RT#76395) + - Back out self-cleaning from DBIx::Class::Carp for the time being + (as a side effect fixes RT#86267) + - Fix incorrect internal use of implicit list context in copy() + - Tests no longer fail if $ENV{DBI_DSN} is set + - Throw clearer exception on ->new_related() with a non-existent + relationship. + - Fix t/storage/replicated.t class loading problem + - Stop using the deprecated Class::MOP::load_class() + + * Misc + - Replace $row with $result in all docs to be consistent and to + clarify various return values + +0.08250 2013-04-29 22:00 (UTC) + * New Features / Changes + - Rewrite from scratch the result constructor codepath - many bugfixes + and performance improvements (the current codebase is now capable of + outperforming both DBIx::DataModel and Rose::DB::Object on some + workloads). Some notable benefits: + - Multiple has_many prefetch + - Partial prefetch - you now can select only columns you are + interested in, while preserving the collapse functionality + (collapse is now exposed as a first-class API attribute) + - Prefetch of resultsets with arbitrary order + (RT#54949, RT#74024, RT#74584) + - Prefetch no longer inserts right-side table order_by clauses + (massively helps the deficient MySQL optimizer) + - Prefetch with limit on right-side ordered resultsets now works + correctly (via aggregated grouping) + - No longer order the insides of a complex prefetch subquery, + unless required to satisfy a limit + - Stop erroneously considering order_by criteria from a join under + distinct => 1 (the distinct should apply to the main source only) + - Massively optimize codepath around ->cursor(), over 10x speedup + on some iterating workloads. + - Support standalone \[ $sql, $value ] in literal SQL with bind + specifications: \[ '? + ?', 42, 69 ] is now equivalent to + \[ '? + ?', [ {} => 42 ], [ {} => 69 ] ] + - Changing the result_class of a ResultSet in progress is now + explicitly forbidden. The behavior was undefined before, and + would result in wildly differing outcomes depending on $rs + attributes. + - Deprecate returning of prefetched 'filter' rels as part of + get_columns() and get_inflated_columns() data + - Invoking get_inflated_columns() no longer fires get_columns() but + instead retrieves data from individual non-inflatable columns via + get_column() + - Emit a warning on incorrect use of nullable columns within a + primary key + - Limited checks are performed on whether columns without declared + is_nullable => 1 metadata do in fact sometimes fetch NULLs from + the database (the check is currently very limited and is performed + only on resultset collapse when the alternative is rather worse) + + * Fixes + - Fix _dbi_attrs_for_bind() being called befor DBI has been loaded + (regression in 0.08210) + - Fix update/delete operations on resultsets *joining* the updated + table failing on MySQL. Resolves oversights in the fixes for + RT#81378 and RT#81897 + - Fix open cursors silently resetting when inherited across a fork + or a thread + - Properly support "MySQL-style" left-side group_by with prefetch + - Fix $grouped_rs->get_column($col)->func($func) producing incorrect + SQL (RT#81127) + - Stop Sybase ASE storage from generating invalid SQL in subselects + when a limit without offset is encountered + - Even more robust behavior of GenericSubQuery limit dialect + - Make sure deployment_statements() and cursor_class() are called on + a resolved storage subclass + + * Misc + - Fix tests failing due to unspecified resultset retrieval order + (test suite now will pass with newest SQLite libs) + +0.08210 2013-04-04 15:30 (UTC) + * New Features / Changes + - Officially deprecate the 'cols' and 'include_columns' resultset + attributes + - Remove ::Storage::DBI::sth() deprecated in 0.08191 + + * Fixes + - Work around a *critical* bug with potential for data loss in + DBD::SQLite - RT#79576 + - Audit and correct potential bugs associated with braindead reuse + of $1 on unsuccessful matches + - Fix incorrect warning/exception originator reported by carp*() and + throw_exception() + +0.08209 2013-03-01 12:56 (UTC) + * New Features / Changes + - Debugging aid - warn on invalid result objects created by what + seems like an invalid inheritance hierarchy + + * Fixes + - Fix another embarrassing regression preventing correct refining of + the search criteria on a prefetched relation (broken in 0.08205) + - Fix incorrect callsite reporting by DBIC::Carp + +0.08208 2013-02-20 09:56 (UTC) + * New Features / Changes + - A bunch of nonsensically named arguments to the SQL::Translator + parser have been marked as deprecated (while still fully + supported) + + * Fixes + - Fix duplicated selected columns when calling 'count' when a same + aggregate function is used more than once in a 'having' clause + (RT#83305) + - Prevent SQL::Translator::Producer::YAML from seeing the $dbh + in a potentially connected $schema instance (RT#75394) + + * Misc + - Fixup our distbuilding process to stop creating world-writable + tarball contents (implicitly fixes RT#83084) + - Added strict and warnings tests for all lib and test files + +0.08206 2013-02-08 + * Fixes + - Fix dbh_do() failing to properly reconnect (regression in 0.08205) + - Extra sanity check of a fresh DBI handle ($dbh). Fixes + connection coderefs returning garbage (seen in the wild) + + * Misc + - Only allow known globals in SQL::Translator leak allowance + - General cleanup of error message texts - quote names/identifiers + for easier reading + - Stop t/52leaks.t from failing when AUTOMATED_TESTING=1 + +0.08205 2013-01-22 + * New Features / Changes - The emulate_limit() arbitrary limit dialect emulation mechanism is now deprecated, and will be removed when DBIx::Class migrates to Data::Query @@ -9,6 +158,12 @@ Revision history for DBIx::Class * Fixes - When performing resultset update/delete only strip condition qualifiers - leave the source name alone (RT#80015, RT#78844) + - Fix incorrect behavior on resultset update/delete invoked on + composite resultsets (e.g. as_subselect_rs) + - Fix update/delete operations referencing the updated table failing + on MySQL, due to its refusal to modify a table being directly + queried. As a workaround induce in-memory temp-table creation + (RT#81378, RT#81897) - More robust behavior under heavily threaded environments - make sure we do not have refaddr reuse in the global storage registry - Fix failing test on 5.8 under Win32 (RT#81114)