From: Peter Rabbitson Date: Wed, 16 Sep 2009 17:36:19 +0000 (+0000) Subject: Remove branched changes X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=0a4b8fe0bec137ad4158b5e984cdd38c3e02a50a;p=dbsrgits%2FDBIx-Class-Historic.git Remove branched changes --- diff --git a/Changes b/Changes index de29178..28d0239 100644 --- a/Changes +++ b/Changes @@ -24,7 +24,6 @@ Revision history for DBIx::Class when needed - Support for interpolated variables with proper quoting when connecting to an older Sybase and/or via FreeTDS - - Bulk API support for populate() 0.08111 2009-09-06 21:58:00 (UTC) - The hashref to connection_info now accepts a 'dbh_maker' diff --git a/lib/DBIx/Class/Storage/DBI.pm b/lib/DBIx/Class/Storage/DBI.pm index 5f63e28..4990e78 100644 --- a/lib/DBIx/Class/Storage/DBI.pm +++ b/lib/DBIx/Class/Storage/DBI.pm @@ -1328,7 +1328,7 @@ sub insert { ## scalar refs, or at least, all the same type as the first set, the statement is ## only prepped once. sub insert_bulk { - my ($self, $source, $cols, $data, $sth_attr) = @_; + my ($self, $source, $cols, $data) = @_; # redispatch to insert_bulk method of storage we reblessed into, if necessary if (not $self->_driver_determined) { @@ -1339,11 +1339,10 @@ sub insert_bulk { my %colvalues; my $table = $source->from; @colvalues{@$cols} = (0..$#$cols); -# XXX some bulk APIs require column list in database order my ($sql, @bind) = $self->sql_maker->insert($table, \%colvalues); $self->_query_start( $sql, @bind ); - my $sth = $self->sth($sql, 'insert', $sth_attr); + my $sth = $self->sth($sql); # @bind = map { ref $_ ? ''.$_ : $_ } @bind; # stringify args @@ -1372,11 +1371,11 @@ sub insert_bulk { $placeholder_index++; } my $rv = eval { $sth->execute_array({ArrayTupleStatus => $tuple_status}) }; - if (my $err = $@ || $sth->errstr) { + if (my $err = $@) { my $i = 0; ++$i while $i <= $#$tuple_status && !ref $tuple_status->[$i]; - $self->throw_exception("Unexpected populate error: $err") + $self->throw_exception($sth->errstr || "Unexpected populate error: $err") if ($i > $#$tuple_status); require Data::Dumper; @@ -1387,14 +1386,14 @@ sub insert_bulk { local $Data::Dumper::Sortkeys = 1; $self->throw_exception(sprintf "%s for populate slice:\n%s", - ($tuple_status->[$i][1] || $err), + $tuple_status->[$i][1], Data::Dumper::Dumper( { map { $cols->[$_] => $data->[$i][$_] } (0 .. $#$cols) } ), ); } + $self->throw_exception($sth->errstr) if !$rv; - $sth->finish; $self->_query_end( $sql, @bind ); return (wantarray ? ($rv, $sth, @bind) : $rv); } @@ -2058,15 +2057,12 @@ Returns a L sth (statement handle) for the supplied SQL. =cut sub _dbh_sth { - my ($self, $dbh, $sql, $op, $sth_attr) = @_; -# $op is ignored right now - - $sth_attr ||= {}; + my ($self, $dbh, $sql) = @_; # 3 is the if_active parameter which avoids active sth re-use my $sth = $self->disable_sth_caching - ? $dbh->prepare($sql, $sth_attr) - : $dbh->prepare_cached($sql, $sth_attr, 3); + ? $dbh->prepare($sql) + : $dbh->prepare_cached($sql, {}, 3); # XXX You would think RaiseError would make this impossible, # but apparently that's not true :( @@ -2076,8 +2072,8 @@ sub _dbh_sth { } sub sth { - my ($self, $sql, $op, $sth_attr) = @_; - $self->dbh_do('_dbh_sth', $sql, $op, $sth_attr); # retry over disconnects + my ($self, $sql) = @_; + $self->dbh_do('_dbh_sth', $sql); # retry over disconnects } sub _dbh_columns_info_for { diff --git a/lib/DBIx/Class/Storage/DBI/Sybase.pm b/lib/DBIx/Class/Storage/DBI/Sybase.pm index c68f21f..1bb8956 100644 --- a/lib/DBIx/Class/Storage/DBI/Sybase.pm +++ b/lib/DBIx/Class/Storage/DBI/Sybase.pm @@ -13,13 +13,11 @@ use List::Util (); use Sub::Name (); __PACKAGE__->mk_group_accessors('simple' => - qw/_identity _blob_log_on_update _writer_storage _is_extra_storage - _bulk_storage _is_bulk_storage _began_bulk_work - _bulk_disabled_due_to_coderef_connect_info_warned + qw/_identity _blob_log_on_update _writer_storage _is_writer_storage _identity_method/ ); -my @also_proxy_to_extra_storages = qw/ +my @also_proxy_to_writer_storage = qw/ disconnect _connect_info _sql_maker _sql_maker_opts disable_sth_caching auto_savepoint unsafe cursor_class debug debugobj schema /; @@ -104,7 +102,7 @@ EOF bless $self, $no_bind_vars; $self->_rebless; } elsif (not $self->_typeless_placeholders_supported) { - # this is highly unlikely, but we check just in case +# this is highly unlikely, but we check just in case $self->auto_cast(1); } } @@ -120,62 +118,28 @@ sub _init { # create storage for insert/(update blob) transactions, # unless this is that storage - return if $self->_is_extra_storage; + return if $self->_is_writer_storage; my $writer_storage = (ref $self)->new; - $writer_storage->_is_extra_storage(1); + $writer_storage->_is_writer_storage(1); $writer_storage->connect_info($self->connect_info); $self->_writer_storage($writer_storage); - -# create a bulk storage unless connect_info is a coderef - return - if (Scalar::Util::reftype($self->_dbi_connect_info->[0])||'') eq 'CODE'; - - my $bulk_storage = (ref $self)->new; - - $bulk_storage->_is_extra_storage(1); - $bulk_storage->_is_bulk_storage(1); # for special ->disconnect acrobatics - $bulk_storage->connect_info($self->connect_info); - -# this is why - $bulk_storage->_dbi_connect_info->[0] .= ';bulkLogin=1'; - - $self->_bulk_storage($bulk_storage); } -for my $method (@also_proxy_to_extra_storages) { +for my $method (@also_proxy_to_writer_storage) { no strict 'refs'; - no warnings 'redefine'; my $replaced = __PACKAGE__->can($method); - *{$method} = Sub::Name::subname $method => sub { + *{$method} = Sub::Name::subname __PACKAGE__."::$method" => sub { my $self = shift; $self->_writer_storage->$replaced(@_) if $self->_writer_storage; - $self->_bulk_storage->$replaced(@_) if $self->_bulk_storage; return $self->$replaced(@_); }; } -sub disconnect { - my $self = shift; - -# Even though we call $sth->finish for uses off the bulk API, there's still an -# "active statement" warning on disconnect, which we throw away here. -# This is due to the bug described in insert_bulk. -# Currently a noop because 'prepare' is used instead of 'prepare_cached'. - local $SIG{__WARN__} = sub { - warn $_[0] unless $_[0] =~ /active statement/i; - } if $self->_is_bulk_storage; - -# so that next transaction gets a dbh - $self->_began_bulk_work(0) if $self->_is_bulk_storage; - - $self->next::method; -} - # Make sure we have CHAINED mode turned on if AutoCommit is off in non-FreeTDS # DBD::Sybase (since we don't know how DBD::Sybase was compiled.) If however # we're using FreeTDS, CHAINED mode turns on an implicit transaction which we @@ -184,12 +148,6 @@ sub _populate_dbh { my $self = shift; $self->next::method(@_); - - if ($self->_is_bulk_storage) { -# this should be cleared on every reconnect - $self->_began_bulk_work(0); - return; - } if (not $self->using_freetds) { $self->_dbh->{syb_chained_txn} = 1; @@ -426,7 +384,7 @@ sub update { return $wantarray ? @res : $res[0]; } -### the insert_bulk partially stolen from DBI/MSSQL.pm +### the insert_bulk stuff stolen from DBI/MSSQL.pm sub _set_identity_insert { my ($self, $table) = @_; @@ -458,195 +416,31 @@ sub _unset_identity_insert { $dbh->do ($sql); } -## XXX add blob support +# XXX this should use the DBD::Sybase bulk API, where possible sub insert_bulk { my $self = shift; my ($source, $cols, $data) = @_; my $is_identity_insert = (List::Util::first - { $source->column_info ($_)->{is_auto_increment} } @{$cols} - ) ? 1 : 0; - - my @source_columns = $source->columns; - - my $use_bulk_api = - $self->_bulk_storage && - $self->_get_dbh->{syb_has_blk}; - - if ((not $use_bulk_api) && - (Scalar::Util::reftype($self->_dbi_connect_info->[0])||'') eq 'CODE' && - (not $self->_bulk_disabled_due_to_coderef_connect_info_warned)) { - carp <<'EOF'; -Bulk API support disabled due to use of a CODEREF connect_info. Reverting to -array inserts. -EOF - $self->_bulk_disabled_due_to_coderef_connect_info_warned(1); - } - - if (not $use_bulk_api) { - if ($is_identity_insert) { - $self->_set_identity_insert ($source->name); - } - - $self->next::method(@_); - - if ($is_identity_insert) { - $self->_unset_identity_insert ($source->name); - } - - return; - } - -# otherwise, use the bulk API - -# rearrange @$data so that columns are in database order - my %orig_idx; - @orig_idx{@$cols} = 0..$#$cols; - - my %new_idx; - @new_idx{@source_columns} = 0..$#source_columns; - - my @new_data; - for my $datum (@$data) { - my $new_datum = []; - for my $col (@source_columns) { -# identity data will be 'undef' if not $is_identity_insert -# columns with defaults will also be 'undef' - $new_datum->[ $new_idx{$col} ] = - exists $orig_idx{$col} ? $datum->[ $orig_idx{$col} ] : undef; - } - push @new_data, $new_datum; + { $source->column_info ($_)->{is_auto_increment} } + (@{$cols}) + ) + ? 1 + : 0; + + if ($is_identity_insert) { + $self->_set_identity_insert ($source->name); } - my $identity_col = List::Util::first - { $source->column_info($_)->{is_auto_increment} } @source_columns; - -# bcp identity index is 1-based - my $identity_idx = exists $new_idx{$identity_col} ? - $new_idx{$identity_col} + 1 : 0; - -## Set a client-side conversion error handler, straight from DBD::Sybase docs. -# This ignores any data conversion errors detected by the client side libs, as -# they are usually harmless. - my $orig_cslib_cb = DBD::Sybase::set_cslib_cb( - Sub::Name::subname insert_bulk => sub { - my ($layer, $origin, $severity, $errno, $errmsg, $osmsg, $blkmsg) = @_; - - return 1 if $errno == 36; - - carp - "Layer: $layer, Origin: $origin, Severity: $severity, Error: $errno" . - ($errmsg ? "\n$errmsg" : '') . - ($osmsg ? "\n$osmsg" : '') . - ($blkmsg ? "\n$blkmsg" : ''); - - return 0; - }); - - eval { - my $bulk = $self->_bulk_storage; - - my $guard = $bulk->txn_scope_guard; - -## XXX get this to work instead of our own $sth -## will require SQLA or *Hacks changes for ordered columns -# $bulk->next::method($source, \@source_columns, \@new_data, { -# syb_bcp_attribs => { -# identity_flag => $is_identity_insert, -# identity_column => $identity_idx, -# } -# }); - my $sql = 'INSERT INTO ' . - $bulk->sql_maker->_quote($source->name) . ' (' . -# colname list is ignored for BCP, but does no harm - (join ', ', map $bulk->sql_maker->_quote($_), @source_columns) . ') '. - ' VALUES ('. (join ', ', ('?') x @source_columns) . ')'; - -## XXX there's a bug in the DBD::Sybase bulk support that makes $sth->finish for -## a prepare_cached statement ineffective. Replace with ->sth when fixed, or -## better yet the version above. Should be fixed in DBD::Sybase . - my $sth = $bulk->_get_dbh->prepare($sql, -# 'insert', # op - { - syb_bcp_attribs => { - identity_flag => $is_identity_insert, - identity_column => $identity_idx, - } - } - ); - - my $bind_attributes = $self->source_bind_attributes($source); - - foreach my $slice_idx (0..$#source_columns) { - my $col = $source_columns[$slice_idx]; - - my $attributes = $bind_attributes->{$col} - if $bind_attributes && defined $bind_attributes->{$col}; - - my @slice = map $_->[$slice_idx], @new_data; - - $sth->bind_param_array(($slice_idx + 1), \@slice, $attributes); - } - - $bulk->_query_start($sql); - -# this is stolen from DBI::insert_bulk - my $tuple_status = []; - my $rv = eval { $sth->execute_array({ArrayTupleStatus => $tuple_status}) }; - - if (my $err = $@ || $sth->errstr) { - my $i = 0; - ++$i while $i <= $#$tuple_status && !ref $tuple_status->[$i]; - - $self->throw_exception("Unexpected populate error: $err") - if ($i > $#$tuple_status); - - require Data::Dumper; - local $Data::Dumper::Terse = 1; - local $Data::Dumper::Indent = 1; - local $Data::Dumper::Useqq = 1; - local $Data::Dumper::Quotekeys = 0; - local $Data::Dumper::Sortkeys = 1; - - $self->throw_exception(sprintf "%s for populate slice:\n%s", - ($tuple_status->[$i][1] || $err), - Data::Dumper::Dumper( - { map { $source_columns[$_] => $new_data[$i][$_] } (0 .. $#$cols) } - ), - ); - } - - $guard->commit; - $sth->finish; - - $bulk->_query_end($sql); - }; - my $exception = $@; - if ($exception =~ /-Y option/) { - carp <<"EOF"; - -Sybase bulk API operation failed due to character set incompatibility, reverting -to regular array inserts: - -*** Try unsetting the LANG environment variable. + $self->next::method(@_); -$@ -EOF - $self->_bulk_storage(undef); - DBD::Sybase::set_cslib_cb($orig_cslib_cb); - unshift @_, $self; - goto \&insert_bulk; + if ($is_identity_insert) { + $self->_unset_identity_insert ($source->name); } - elsif ($exception) { - DBD::Sybase::set_cslib_cb($orig_cslib_cb); -# rollback makes the bulkLogin connection unusable - $self->_bulk_storage->disconnect; - $self->throw_exception($exception); - } - - DBD::Sybase::set_cslib_cb($orig_cslib_cb); } +### end of stolen insert_bulk section + sub _remove_blob_cols { my ($self, $source, $fields) = @_; @@ -803,18 +597,10 @@ sub datetime_parser_type { "DateTime::Format::Sybase" } sub _dbh_begin_work { my $self = shift; - -# bulkLogin=1 connections are always in a transaction, and can only call BEGIN -# TRAN once. However, we need to make sure there's a $dbh. - return if $self->_is_bulk_storage && $self->_dbh && $self->_began_bulk_work; - $self->next::method(@_); - if ($self->using_freetds) { $self->_get_dbh->do('BEGIN TRAN'); } - - $self->_began_bulk_work(1) if $self->_is_bulk_storage; } sub _dbh_commit { @@ -986,27 +772,6 @@ C command on connection. See L for a L setting you need to work with C columns. -=head1 BULK API - -The experimental L Bulk API support is used for -L in B context, in a transaction -on a separate connection. - -To use this feature effectively, use a large number of rows for each -L call, eg.: - - while (my $rows = $data_source->get_100_rows()) { - $rs->populate($rows); - } - -B the L -calls in your C classes B list columns in database order for this -to work. Also, you may have to unset the C environment variable before -loading your app, if it doesn't match the character set of your database. - -When inserting IMAGE columns using this method, you'll need to use -L as well. - =head1 AUTHOR See L. diff --git a/t/746sybase.t b/t/746sybase.t index 92b6818..9e0caae 100644 --- a/t/746sybase.t +++ b/t/746sybase.t @@ -11,7 +11,7 @@ use DBIx::Class::Storage::DBI::Sybase::NoBindVars; my ($dsn, $user, $pass) = @ENV{map { "DBICTEST_SYBASE_${_}" } qw/DSN USER PASS/}; -my $TESTS = 55 + 2; +my $TESTS = 48 + 2; if (not ($dsn && $user)) { plan skip_all => @@ -188,7 +188,8 @@ SQL } } -# test insert_bulk using populate. +# test insert_bulk using populate, this should always pass whether or not it +# does anything Sybase specific or not. Just here to aid debugging. lives_ok { $schema->resultset('Artist')->populate([ { @@ -223,47 +224,6 @@ SQL $bulk_rs->delete; -# make sure insert_bulk works a second time on the same connection - lives_ok { - $schema->resultset('Artist')->populate([ - { - name => 'bulk artist 1', - charfield => 'bar', - }, - { - name => 'bulk artist 2', - charfield => 'bar', - }, - { - name => 'bulk artist 3', - charfield => 'bar', - }, - ]); - } 'insert_bulk via populate called a second time'; - - is $bulk_rs->count, 3, - 'correct number inserted via insert_bulk'; - - is ((grep $_->charfield eq 'bar', $bulk_rs->all), 3, - 'column set correctly via insert_bulk'); - - $bulk_rs->delete; - -# test invalid insert_bulk (missing required column) -# -# There should be a rollback, reconnect and the next valid insert_bulk should -# succeed. - throws_ok { - $schema->resultset('Artist')->populate([ - { - charfield => 'foo', - } - ]); - } qr/no value or default|does not allow null/i, -# The second pattern is the error from fallback to regular array insert on -# incompatible charset. - 'insert_bulk with missing required column throws error'; - # now test insert_bulk with IDENTITY_INSERT lives_ok { $schema->resultset('Artist')->populate([ @@ -304,7 +264,7 @@ SQL # mostly stolen from the blob stuff Nniuq wrote for t/73oracle.t SKIP: { - skip 'TEXT/IMAGE support does not work with FreeTDS', 16 + skip 'TEXT/IMAGE support does not work with FreeTDS', 13 if $schema->storage->using_freetds; my $dbh = $schema->storage->_dbh; @@ -341,30 +301,45 @@ SQL foreach my $size (qw(small large)) { no warnings 'uninitialized'; - my $created; - lives_ok { - $created = $rs->create( { $type => $binstr{$size} } ) - } "inserted $size $type without dying"; + my $created = eval { $rs->create( { $type => $binstr{$size} } ) }; + ok(!$@, "inserted $size $type without dying"); + diag $@ if $@; $last_id = $created->id if $created; - lives_and { - ok($rs->find($last_id)->$type eq $binstr{$size}) - } "verified inserted $size $type"; + my $got = eval { + $rs->find($last_id)->$type + }; + diag $@ if $@; + ok($got eq $binstr{$size}, "verified inserted $size $type"); } } - $rs->delete; - # blob insert with explicit PK # also a good opportunity to test IDENTITY_INSERT - lives_ok { - $rs->create( { id => 1, blob => $binstr{large} } ) - } 'inserted large blob without dying with manual PK'; + { + local $SIG{__WARN__} = sub {}; + eval { $dbh->do('DROP TABLE bindtype_test') }; + + $dbh->do(qq[ + CREATE TABLE bindtype_test + ( + id INT IDENTITY PRIMARY KEY, + bytea INT NULL, + blob IMAGE NULL, + clob TEXT NULL + ) + ],{ RaiseError => 1, PrintError => 0 }); + } + my $created = eval { $rs->create( { id => 1, blob => $binstr{large} } ) }; + ok(!$@, "inserted large blob without dying with manual PK"); + diag $@ if $@; - lives_and { - ok($rs->find(1)->blob eq $binstr{large}) - } 'verified inserted large blob with manual PK'; + my $got = eval { + $rs->find(1)->blob + }; + diag $@ if $@; + ok($got eq $binstr{large}, "verified inserted large blob with manual PK"); # try a blob update my $new_str = $binstr{large} . 'mtfnpy'; @@ -375,48 +350,22 @@ SQL $schema = get_schema(); } - lives_ok { - $rs->search({ id => 1 })->update({ blob => $new_str }) - } 'updated blob successfully'; - - lives_and { - ok($rs->find(1)->blob eq $new_str) - } 'verified updated blob'; + eval { $rs->search({ id => 1 })->update({ blob => $new_str }) }; + ok !$@, 'updated blob successfully'; + diag $@ if $@; + $got = eval { + $rs->find(1)->blob + }; + diag $@ if $@; + ok($got eq $new_str, "verified updated blob"); ## try multi-row blob update # first insert some blobs + $rs->find(1)->delete; + $rs->create({ blob => $binstr{large} }) for (1..3); $new_str = $binstr{large} . 'foo'; - lives_and { - $rs->delete; - $rs->create({ blob => $binstr{large} }) for (1..2); - $rs->update({ blob => $new_str }); - is((grep $_->blob eq $new_str, $rs->all), 2); - } 'multi-row blob update'; - - $rs->delete; - - # now try insert_bulk with blobs - $new_str = $binstr{large} . 'bar'; - lives_ok { - $rs->populate([ - { - bytea => 1, - blob => $binstr{large}, - clob => $new_str, - }, - { - bytea => 1, - blob => $binstr{large}, - clob => $new_str, - }, - ]); - } 'insert_bulk with blobs does not die'; - - is((grep $_->blob eq $binstr{large}, $rs->all), 2, - 'IMAGE column set correctly via insert_bulk'); - - is((grep $_->clob eq $new_str, $rs->all), 2, - 'TEXT column set correctly via insert_bulk'); + $rs->update({ blob => $new_str }); + is((grep $_->blob eq $new_str, $rs->all), 3, 'multi-row blob update'); } # test MONEY column support