line |
stmt |
bran |
cond |
sub |
pod |
time |
code |
1
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package SQL::Maker::Select; |
2
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17
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17
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2243
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use strict; |
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17
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33
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17
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598
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3
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17
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17
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103
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use warnings; |
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17
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34
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17
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477
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4
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17
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17
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22561
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use utf8; |
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17
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151
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17
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95
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5
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17
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17
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11940
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use SQL::Maker::Condition; |
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17
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70
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17
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600
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6
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17
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17
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339
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use SQL::Maker::Util; |
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17
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59
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17
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897
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7
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use Class::Accessor::Lite ( |
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17
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1302
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new => 0, |
9
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wo => [qw/distinct for_update/], |
10
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rw => [qw/prefix/], |
11
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ro => [qw/quote_char name_sep new_line strict/], |
12
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17
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17
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3233
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); |
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17
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4566
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13
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17
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17
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3811
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use Scalar::Util (); |
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17
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37
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17
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67448
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14
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15
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sub offset { |
16
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7
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50
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7
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1
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24
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if (@_==1) { |
17
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0
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0
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return $_[0]->{offset}; |
18
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} else { |
19
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7
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20
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$_[0]->{offset} = $_[1]; |
20
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7
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21
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return $_[0]; |
21
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} |
22
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} |
23
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24
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sub limit { |
25
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22
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50
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22
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1
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72
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if (@_==1) { |
26
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0
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0
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$_[0]->{limit}; |
27
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} else { |
28
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22
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74
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$_[0]->{limit} = $_[1]; |
29
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22
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53
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return $_[0]; |
30
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} |
31
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} |
32
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33
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sub new { |
34
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190
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190
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0
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179561
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my $class = shift; |
35
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190
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50
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1333
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my %args = @_ == 1 ? %{$_[0]} : @_; |
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0
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0
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36
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190
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2894
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my $self = bless { |
37
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select => +[], |
38
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distinct => 0, |
39
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select_map => +{}, |
40
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select_map_reverse => +{}, |
41
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from => +[], |
42
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joins => +[], |
43
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index_hint => +{}, |
44
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group_by => +[], |
45
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order_by => +[], |
46
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prefix => 'SELECT ', |
47
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new_line => "\n", |
48
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strict => 0, |
49
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%args |
50
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}, $class; |
51
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52
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190
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16595
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return $self; |
53
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} |
54
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55
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sub new_condition { |
56
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34
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34
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0
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2593
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my $self = shift; |
57
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58
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34
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240
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SQL::Maker::Condition->new( |
59
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quote_char => $self->{quote_char}, |
60
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name_sep => $self->{name_sep}, |
61
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strict => $self->{strict}, |
62
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); |
63
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} |
64
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65
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sub bind { |
66
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177
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177
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1
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5691
|
my $self = shift; |
67
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177
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267
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my @bind; |
68
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177
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100
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481
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push @bind, @{$self->{subqueries}} if $self->{subqueries}; |
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14
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37
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69
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177
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100
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3559
|
push @bind, $self->{where}->bind if $self->{where}; |
70
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177
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50
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550
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push @bind, $self->{having}->bind if $self->{having}; |
71
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177
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100
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2010
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return wantarray ? @bind : \@bind; |
72
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} |
73
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74
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sub add_select { |
75
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186
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|
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186
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1
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545
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my ($self, $term, $col) = @_; |
76
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77
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186
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66
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859
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$col ||= $term; |
78
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186
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228
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push @{ $self->{select} }, $term; |
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186
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674
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79
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186
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574
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$self->{select_map}->{$term} = $col; |
80
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186
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439
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$self->{select_map_reverse}->{$col} = $term; |
81
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186
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652
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return $self; |
82
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} |
83
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84
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sub add_from { |
85
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162
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162
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1
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721
|
my ($self, $table, $alias) = @_; |
86
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162
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100
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66
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997
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if ( Scalar::Util::blessed( $table ) and $table->can('as_sql') ) { |
87
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6
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12
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push @{ $self->{subqueries} }, $table->bind; |
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6
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31
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88
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6
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12
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push @{$self->{from}}, [ \do{ '(' . $table->as_sql . ')' }, $alias ]; |
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6
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15
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6
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23
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89
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} |
90
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else { |
91
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156
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459
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push @{$self->{from}}, [$table, $alias]; |
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156
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1254
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92
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} |
93
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162
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549
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return $self; |
94
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} |
95
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96
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sub add_join { |
97
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40
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40
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1
|
301
|
my ($self, $table_ref, $joins) = @_; |
98
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40
|
100
|
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117
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my ($table, $alias) = ref($table_ref) eq 'ARRAY' ? @$table_ref : ($table_ref); |
99
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100
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40
|
100
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66
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202
|
if ( Scalar::Util::blessed( $table ) and $table->can('as_sql') ) { |
101
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5
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11
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push @{ $self->{subqueries} }, $table->bind; |
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5
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|
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32
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102
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5
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9
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$table = \do{ '(' . $table->as_sql . ')' }; |
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5
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17
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103
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|
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} |
104
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105
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40
|
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56
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push @{ $self->{joins} }, { |
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40
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164
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106
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table => [ $table, $alias ], |
107
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joins => $joins, |
108
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|
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}; |
109
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40
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|
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184
|
return $self; |
110
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} |
111
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112
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sub add_index_hint { |
113
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12
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12
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1
|
50
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my ($self, $table, $hint) = @_; |
114
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115
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12
|
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16
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my ($type, $list); |
116
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117
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12
|
100
|
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34
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if (ref $hint eq 'HASH') { |
118
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|
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# { type => '...', list => ['foo'] } |
119
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8
|
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50
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26
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$type = $hint->{type} || 'USE'; |
120
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8
|
50
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27
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$list = ref($hint->{list}) eq 'ARRAY' ? $hint->{list} : [ $hint->{list} ]; |
121
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|
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} else { |
122
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# ['foo, 'bar'] or just 'foo' |
123
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4
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6
|
$type = 'USE'; |
124
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4
|
100
|
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20
|
$list = ref($hint) eq 'ARRAY' ? $hint : [ $hint ]; |
125
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|
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} |
126
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127
|
12
|
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57
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$self->{index_hint}->{$table} = { |
128
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|
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type => $type, |
129
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list => $list, |
130
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|
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}; |
131
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|
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132
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12
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43
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return $self; |
133
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|
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} |
134
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135
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sub _quote { |
136
|
706
|
|
|
706
|
|
981
|
my ($self, $label) = @_; |
137
|
|
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138
|
706
|
100
|
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1945
|
return $$label if ref $label eq 'SCALAR'; |
139
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666
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4820
|
SQL::Maker::Util::quote_identifier($label, $self->{quote_char}, $self->{name_sep}) |
140
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|
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} |
141
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142
|
|
|
|
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|
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sub as_sql { |
143
|
247
|
|
|
247
|
1
|
820
|
my $self = shift; |
144
|
247
|
|
|
|
|
425
|
my $sql = ''; |
145
|
247
|
|
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|
|
786
|
my $new_line = $self->new_line; |
146
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|
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147
|
247
|
100
|
|
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|
1841
|
if (@{ $self->{select} }) { |
|
247
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|
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|
|
772
|
|
148
|
198
|
|
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|
643
|
$sql .= $self->{prefix}; |
149
|
198
|
100
|
|
|
|
1047
|
$sql .= 'DISTINCT ' if $self->{distinct}; |
150
|
252
|
|
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|
|
654
|
$sql .= join(', ', map { |
151
|
198
|
|
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|
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498
|
my $alias = $self->{select_map}->{$_}; |
152
|
252
|
50
|
66
|
|
|
7900
|
if (!$alias) { |
|
|
100
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153
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0
|
|
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|
|
0
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$self->_quote($_) |
154
|
|
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|
|
} elsif ($alias && $_ =~ /(?:^|\.)\Q$alias\E$/) { |
155
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241
|
|
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|
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912
|
$self->_quote($_) |
156
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|
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|
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} else { |
157
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11
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33
|
$self->_quote($_) . ' AS ' . $self->_quote($alias) |
158
|
|
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|
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} |
159
|
198
|
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286
|
} @{ $self->{select} }) . $new_line; |
160
|
|
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|
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} |
161
|
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162
|
247
|
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|
|
500
|
$sql .= 'FROM '; |
163
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164
|
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|
|
## Add any explicit JOIN statements before the non-joined tables. |
165
|
247
|
100
|
66
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|
|
805
|
if ($self->{joins} && @{ $self->{joins} }) { |
|
247
|
|
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|
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2100
|
|
166
|
33
|
|
|
|
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53
|
my $initial_table_written = 0; |
167
|
33
|
|
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|
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42
|
for my $j (@{ $self->{joins} }) { |
|
33
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|
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|
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208
|
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168
|
42
|
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65
|
my ($table, $join) = map { $j->{$_} } qw( table joins ); |
|
84
|
|
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|
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184
|
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169
|
42
|
|
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113
|
$table = $self->_add_index_hint(@$table); ## index hint handling |
170
|
42
|
100
|
|
|
|
1306
|
$sql .= $table unless $initial_table_written++; |
171
|
42
|
50
|
|
|
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166
|
$sql .= ' ' . uc($join->{type}) if $join->{type}; |
172
|
42
|
|
|
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|
101
|
$sql .= ' JOIN ' . $self->_quote($join->{table}); |
173
|
42
|
100
|
|
|
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181
|
$sql .= ' ' . $self->_quote($join->{alias}) if $join->{alias}; |
174
|
|
|
|
|
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|
|
175
|
42
|
100
|
|
|
|
118
|
if ( defined $join->{condition} ) { |
176
|
40
|
100
|
100
|
|
|
216
|
if (ref $join->{condition} && ref $join->{condition} eq 'ARRAY') { |
|
|
100
|
66
|
|
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|
|
177
|
3
|
|
|
|
|
6
|
$sql .= ' USING ('. join(', ', map { $self->_quote($_) } @{ $join->{condition} }) . ')'; |
|
5
|
|
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|
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11
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3
|
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6
|
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178
|
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|
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} |
179
|
|
|
|
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|
|
elsif (ref $join->{condition} && ref $join->{condition} eq 'HASH') { |
180
|
3
|
|
|
|
|
5
|
my @conds; |
181
|
3
|
|
|
|
|
5
|
for my $key (keys %{ $join->{condition} }) { |
|
3
|
|
|
|
|
16
|
|
182
|
4
|
|
|
|
|
32
|
push @conds, $self->_quote($key) . ' = ' . $self->_quote($join->{condition}{$key}); |
183
|
|
|
|
|
|
|
} |
184
|
3
|
|
|
|
|
19
|
$sql .= ' ON ' . join(' AND ', @conds); |
185
|
|
|
|
|
|
|
} |
186
|
|
|
|
|
|
|
else { |
187
|
34
|
|
|
|
|
125
|
$sql .= ' ON ' . $join->{condition}; |
188
|
|
|
|
|
|
|
} |
189
|
|
|
|
|
|
|
} |
190
|
|
|
|
|
|
|
} |
191
|
33
|
100
|
|
|
|
53
|
$sql .= ', ' if @{ $self->{from} }; |
|
33
|
|
|
|
|
779
|
|
192
|
|
|
|
|
|
|
} |
193
|
|
|
|
|
|
|
|
194
|
247
|
100
|
66
|
|
|
861
|
if ($self->{from} && @{ $self->{from} }) { |
|
247
|
|
|
|
|
848
|
|
195
|
225
|
|
|
|
|
1536
|
$sql .= join ', ', |
196
|
215
|
|
|
|
|
427
|
map { $self->_add_index_hint($_->[0], $_->[1]) } |
197
|
215
|
|
|
|
|
397
|
@{ $self->{from} }; |
198
|
|
|
|
|
|
|
} |
199
|
|
|
|
|
|
|
|
200
|
247
|
|
|
|
|
668
|
$sql .= $new_line; |
201
|
247
|
100
|
|
|
|
1061
|
$sql .= $self->as_sql_where() if $self->{where}; |
202
|
|
|
|
|
|
|
|
203
|
247
|
50
|
|
|
|
2450
|
$sql .= $self->as_sql_group_by if $self->{group_by}; |
204
|
247
|
100
|
|
|
|
793
|
$sql .= $self->as_sql_having if $self->{having}; |
205
|
247
|
50
|
|
|
|
1244
|
$sql .= $self->as_sql_order_by if $self->{order_by}; |
206
|
|
|
|
|
|
|
|
207
|
247
|
100
|
|
|
|
982
|
$sql .= $self->as_sql_limit if defined $self->{limit}; |
208
|
|
|
|
|
|
|
|
209
|
242
|
|
|
|
|
914
|
$sql .= $self->as_sql_for_update; |
210
|
242
|
|
|
|
|
2426
|
$sql =~ s/${new_line}+$//; |
211
|
|
|
|
|
|
|
|
212
|
242
|
|
|
|
|
1319
|
return $sql; |
213
|
|
|
|
|
|
|
} |
214
|
|
|
|
|
|
|
|
215
|
|
|
|
|
|
|
sub as_sql_limit { |
216
|
24
|
|
|
24
|
0
|
39
|
my $self = shift; |
217
|
|
|
|
|
|
|
|
218
|
24
|
|
|
|
|
38
|
my $n = $self->{limit}; |
219
|
24
|
50
|
|
|
|
118
|
return '' unless defined $n; |
220
|
|
|
|
|
|
|
|
221
|
24
|
100
|
|
|
|
156
|
die "Non-numerics in limit clause ($n)" if $n =~ /\D/; |
222
|
19
|
100
|
|
|
|
58
|
return sprintf "LIMIT %d%s" . $self->new_line, $n, |
223
|
|
|
|
|
|
|
($self->{offset} ? " OFFSET " . int($self->{offset}) : ""); |
224
|
|
|
|
|
|
|
} |
225
|
|
|
|
|
|
|
|
226
|
|
|
|
|
|
|
sub add_order_by { |
227
|
48
|
|
|
48
|
1
|
195
|
my ($self, $col, $type) = @_; |
228
|
48
|
|
|
|
|
61
|
push @{$self->{order_by}}, [$col, $type]; |
|
48
|
|
|
|
|
151
|
|
229
|
48
|
|
|
|
|
141
|
return $self; |
230
|
|
|
|
|
|
|
} |
231
|
|
|
|
|
|
|
|
232
|
|
|
|
|
|
|
sub as_sql_order_by { |
233
|
247
|
|
|
247
|
0
|
333
|
my ($self) = @_; |
234
|
|
|
|
|
|
|
|
235
|
247
|
|
|
|
|
288
|
my @attrs = @{$self->{order_by}}; |
|
247
|
|
|
|
|
668
|
|
236
|
247
|
100
|
|
|
|
830
|
return '' unless @attrs; |
237
|
|
|
|
|
|
|
|
238
|
48
|
|
|
|
|
92
|
return 'ORDER BY ' |
239
|
|
|
|
|
|
|
. join(', ', map { |
240
|
39
|
|
|
|
|
92
|
my ($col, $type) = @$_; |
241
|
48
|
100
|
|
|
|
122
|
if (ref $col) { |
242
|
29
|
|
|
|
|
128
|
$$col |
243
|
|
|
|
|
|
|
} else { |
244
|
19
|
100
|
|
|
|
66
|
$type ? $self->_quote($col) . " $type" : $self->_quote($col) |
245
|
|
|
|
|
|
|
} |
246
|
|
|
|
|
|
|
} @attrs) |
247
|
|
|
|
|
|
|
. $self->new_line; |
248
|
|
|
|
|
|
|
} |
249
|
|
|
|
|
|
|
|
250
|
|
|
|
|
|
|
sub add_group_by { |
251
|
36
|
|
|
36
|
1
|
97
|
my ($self, $group, $order) = @_; |
252
|
36
|
100
|
|
|
|
44
|
push @{$self->{group_by}}, $order ? $self->_quote($group) . " $order" : $self->_quote($group); |
|
36
|
|
|
|
|
132
|
|
253
|
36
|
|
|
|
|
106
|
return $self; |
254
|
|
|
|
|
|
|
} |
255
|
|
|
|
|
|
|
|
256
|
|
|
|
|
|
|
sub as_sql_group_by { |
257
|
247
|
|
|
247
|
0
|
348
|
my ($self,) = @_; |
258
|
|
|
|
|
|
|
|
259
|
247
|
|
|
|
|
425
|
my $elems = $self->{group_by}; |
260
|
|
|
|
|
|
|
|
261
|
247
|
100
|
|
|
|
1024
|
return '' if @$elems == 0; |
262
|
|
|
|
|
|
|
|
263
|
26
|
|
|
|
|
92
|
return 'GROUP BY ' |
264
|
|
|
|
|
|
|
. join(', ', @$elems) |
265
|
|
|
|
|
|
|
. $self->new_line; |
266
|
|
|
|
|
|
|
} |
267
|
|
|
|
|
|
|
|
268
|
|
|
|
|
|
|
sub set_where { |
269
|
78
|
|
|
78
|
1
|
144
|
my ($self, $where) = @_; |
270
|
78
|
|
|
|
|
219
|
$self->{where} = $where; |
271
|
78
|
|
|
|
|
191
|
return $self; |
272
|
|
|
|
|
|
|
} |
273
|
|
|
|
|
|
|
|
274
|
|
|
|
|
|
|
sub add_where { |
275
|
25
|
|
|
25
|
1
|
85
|
my ($self, $col, $val) = @_; |
276
|
|
|
|
|
|
|
|
277
|
25
|
|
66
|
|
|
156
|
$self->{where} ||= $self->new_condition(); |
278
|
25
|
|
|
|
|
120
|
$self->{where}->add($col, $val); |
279
|
25
|
|
|
|
|
78
|
return $self; |
280
|
|
|
|
|
|
|
} |
281
|
|
|
|
|
|
|
|
282
|
|
|
|
|
|
|
sub add_where_raw { |
283
|
6
|
|
|
6
|
1
|
26
|
my ($self, $term, $bind) = @_; |
284
|
|
|
|
|
|
|
|
285
|
6
|
|
66
|
|
|
30
|
$self->{where} ||= $self->new_condition(); |
286
|
6
|
|
|
|
|
29
|
$self->{where}->add_raw($term, $bind); |
287
|
6
|
|
|
|
|
15
|
return $self; |
288
|
|
|
|
|
|
|
} |
289
|
|
|
|
|
|
|
|
290
|
|
|
|
|
|
|
sub as_sql_where { |
291
|
163
|
|
|
163
|
0
|
234
|
my $self = shift; |
292
|
|
|
|
|
|
|
|
293
|
163
|
|
|
|
|
920
|
my $where = $self->{where}->as_sql(); |
294
|
163
|
100
|
|
|
|
1560
|
$where ? "WHERE $where" . $self->new_line : ''; |
295
|
|
|
|
|
|
|
} |
296
|
|
|
|
|
|
|
|
297
|
|
|
|
|
|
|
sub as_sql_having { |
298
|
3
|
|
|
3
|
0
|
5
|
my $self = shift; |
299
|
3
|
50
|
|
|
|
13
|
if ($self->{having}) { |
300
|
3
|
|
|
|
|
32
|
'HAVING ' . $self->{having}->as_sql . $self->new_line; |
301
|
|
|
|
|
|
|
} else { |
302
|
0
|
|
|
|
|
0
|
'' |
303
|
|
|
|
|
|
|
} |
304
|
|
|
|
|
|
|
} |
305
|
|
|
|
|
|
|
|
306
|
|
|
|
|
|
|
sub add_having { |
307
|
3
|
|
|
3
|
1
|
12
|
my ($self, $col, $val) = @_; |
308
|
|
|
|
|
|
|
|
309
|
3
|
50
|
|
|
|
21
|
if (my $orig = $self->{select_map_reverse}->{$col}) { |
310
|
3
|
|
|
|
|
6
|
$col = $orig; |
311
|
|
|
|
|
|
|
} |
312
|
|
|
|
|
|
|
|
313
|
3
|
|
33
|
|
|
20
|
$self->{having} ||= $self->new_condition(); |
314
|
3
|
|
|
|
|
14
|
$self->{having}->add($col, $val); |
315
|
3
|
|
|
|
|
9
|
return $self; |
316
|
|
|
|
|
|
|
} |
317
|
|
|
|
|
|
|
|
318
|
|
|
|
|
|
|
sub as_sql_for_update { |
319
|
242
|
|
|
242
|
0
|
342
|
my $self = shift; |
320
|
242
|
50
|
|
|
|
704
|
$self->{for_update} ? ' FOR UPDATE' : ''; |
321
|
|
|
|
|
|
|
} |
322
|
|
|
|
|
|
|
|
323
|
|
|
|
|
|
|
sub _add_index_hint { |
324
|
267
|
|
|
267
|
|
425
|
my ($self, $tbl_name, $alias) = @_; |
325
|
267
|
100
|
|
|
|
1059
|
my $quoted = $alias ? $self->_quote($tbl_name) . ' ' . $self->_quote($alias) : $self->_quote($tbl_name); |
326
|
267
|
|
|
|
|
701
|
my $hint = $self->{index_hint}->{$tbl_name}; |
327
|
267
|
100
|
66
|
|
|
1416
|
return $quoted unless $hint && ref($hint) eq 'HASH'; |
328
|
14
|
50
|
33
|
|
|
44
|
if ($hint->{list} && @{ $hint->{list} }) { |
|
14
|
|
|
|
|
49
|
|
329
|
15
|
|
|
|
|
30
|
return $quoted . ' ' . uc($hint->{type} || 'USE') . ' INDEX (' . |
330
|
14
|
|
50
|
|
|
51
|
join (',', map { $self->_quote($_) } @{ $hint->{list} }) . |
|
14
|
|
|
|
|
27
|
|
331
|
|
|
|
|
|
|
')'; |
332
|
|
|
|
|
|
|
} |
333
|
0
|
|
|
|
|
|
return $quoted; |
334
|
|
|
|
|
|
|
} |
335
|
|
|
|
|
|
|
|
336
|
|
|
|
|
|
|
|
337
|
|
|
|
|
|
|
1; |
338
|
|
|
|
|
|
|
__END__ |