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package SQL::Composer::Upsert; |
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3
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3
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3
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13203
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use strict; |
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3
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68
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4
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3
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use warnings; |
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3
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62
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5
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6
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3
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3
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312
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use SQL::Composer::Insert; |
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5
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3
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111
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7
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8
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3
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3
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663
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our @ISA; BEGIN { @ISA = ('SQL::Composer::Insert') }; |
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10
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sub new { |
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3
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3
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0
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3348
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my $class = shift; |
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3
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9
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my (%params) = @_; |
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14
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my $driver = $params{driver} |
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3
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50
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7
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|| die 'Cannot create an Upsert object without specifying a `driver`'; |
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3
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my $self = $class->SUPER::new( %params ); |
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3
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4
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my $sql = $self->{sql}; |
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20
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3
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100
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15
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if ($driver =~ m/sqlite/i) { |
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100
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50
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21
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1
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4
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$sql =~ s/^INSERT /INSERT OR REPLACE /; |
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} |
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elsif ($driver =~ m/mysql/i) { |
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$sql .= ' ON DUPLICATE KEY UPDATE ' |
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. (join ', ' => map { |
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2
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my $c = $self->_quote($_); |
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2
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6
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($c.' = VALUES('.$c.')') |
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1
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2
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} @{ $self->{columns} }); |
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1
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29
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} |
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elsif ($driver =~ m/pg/i) { |
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1
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2
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$sql .= ' ON CONFLICT DO UPDATE' |
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} |
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else { |
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0
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0
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die 'The Upsert `driver` (' . $driver . ') is not supported'; |
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} |
36
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37
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3
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5
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$self->{sql} = $sql; |
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39
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3
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return $self; |
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} |
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42
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1; |
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__END__ |