line |
stmt |
bran |
cond |
sub |
pod |
time |
code |
1
|
|
|
|
|
|
|
package Data::Generator::FromDDL::RecordSet; |
2
|
|
|
|
|
|
|
# Data::Generator::FromDDL::RecordSet is columnar-oriented storage. |
3
|
|
|
|
|
|
|
# To output each generated record, it's needed to convert columns into rows. |
4
|
|
|
|
|
|
|
|
5
|
7
|
|
|
7
|
|
39388
|
use strict; |
|
7
|
|
|
|
|
16
|
|
|
7
|
|
|
|
|
349
|
|
6
|
7
|
|
|
7
|
|
40
|
use warnings; |
|
7
|
|
|
|
|
14
|
|
|
7
|
|
|
|
|
213
|
|
7
|
7
|
|
|
7
|
|
2311
|
use POSIX qw(ceil); |
|
7
|
|
|
|
|
16545
|
|
|
7
|
|
|
|
|
55
|
|
8
|
7
|
|
|
7
|
|
3939
|
use List::Util qw(first); |
|
7
|
|
|
|
|
15
|
|
|
7
|
|
|
|
|
634
|
|
9
|
7
|
|
|
7
|
|
10833
|
use Compress::Zlib qw(compress uncompress); |
|
7
|
|
|
|
|
571184
|
|
|
7
|
|
|
|
|
794
|
|
10
|
7
|
|
|
7
|
|
69
|
use bytes (); |
|
7
|
|
|
|
|
22
|
|
|
7
|
|
|
|
|
176
|
|
11
|
|
|
|
|
|
|
use Class::Accessor::Lite ( |
12
|
7
|
|
|
|
|
101
|
rw => [qw(table n columns)], |
13
|
7
|
|
|
7
|
|
1153
|
); |
|
7
|
|
|
|
|
1248
|
|
14
|
|
|
|
|
|
|
|
15
|
7
|
|
|
7
|
|
688
|
use constant RECORDS_PER_CHUNK => 100_000; |
|
7
|
|
|
|
|
35
|
|
|
7
|
|
|
|
|
6348
|
|
16
|
|
|
|
|
|
|
|
17
|
|
|
|
|
|
|
sub new { |
18
|
24
|
|
|
24
|
0
|
141282
|
my ($class, $table, $n) = @_; |
19
|
24
|
|
|
|
|
215
|
return bless { |
20
|
|
|
|
|
|
|
table => $table, |
21
|
|
|
|
|
|
|
n => $n, |
22
|
|
|
|
|
|
|
columns => [], |
23
|
|
|
|
|
|
|
}, $class; |
24
|
|
|
|
|
|
|
} |
25
|
|
|
|
|
|
|
|
26
|
|
|
|
|
|
|
sub set_column_values { |
27
|
25
|
|
|
25
|
0
|
459862
|
my ($self, $field, $values) = @_; |
28
|
|
|
|
|
|
|
|
29
|
25
|
|
|
|
|
169
|
my $n = $self->n; |
30
|
25
|
|
|
|
|
204
|
my $offset = 0; |
31
|
25
|
|
|
|
|
56
|
my $size; |
32
|
|
|
|
|
|
|
my @chunks; |
33
|
25
|
|
|
|
|
114
|
while ($n > 0) { |
34
|
52
|
100
|
|
|
|
335
|
$size = $n >= RECORDS_PER_CHUNK ? RECORDS_PER_CHUNK : $n; |
35
|
52
|
|
|
|
|
324560
|
my @sliced_values = @$values[$offset..($offset + $size - 1)]; |
36
|
52
|
|
|
|
|
76129
|
push @chunks, _store_values_into_chunk(\@sliced_values); |
37
|
|
|
|
|
|
|
|
38
|
52
|
|
|
|
|
2384243
|
$n -= $size; |
39
|
52
|
|
|
|
|
230918
|
$offset += $size; |
40
|
|
|
|
|
|
|
} |
41
|
|
|
|
|
|
|
|
42
|
25
|
|
|
|
|
64
|
push @{$self->{columns}}, { |
|
25
|
|
|
|
|
322
|
|
43
|
|
|
|
|
|
|
field => $field, |
44
|
|
|
|
|
|
|
chunks => \@chunks, |
45
|
|
|
|
|
|
|
}; |
46
|
|
|
|
|
|
|
} |
47
|
|
|
|
|
|
|
|
48
|
|
|
|
|
|
|
sub get_column_values { |
49
|
2
|
|
|
2
|
0
|
23706
|
my ($self, $field_name) = @_; |
50
|
2
|
|
|
2
|
|
17
|
my $col = first { $_->{field}->name eq $field_name } @{$self->columns}; |
|
2
|
|
|
|
|
78
|
|
|
2
|
|
|
|
|
15
|
|
51
|
2
|
50
|
|
|
|
114
|
if ($col) { |
52
|
2
|
|
|
|
|
6
|
return map { _fetch_values_from_chunk($_) } @{$col->{chunks}}; |
|
11
|
|
|
|
|
97
|
|
|
2
|
|
|
|
|
10
|
|
53
|
|
|
|
|
|
|
} else { |
54
|
0
|
|
|
|
|
0
|
return; |
55
|
|
|
|
|
|
|
} |
56
|
|
|
|
|
|
|
} |
57
|
|
|
|
|
|
|
|
58
|
|
|
|
|
|
|
sub _store_values_into_chunk { |
59
|
52
|
|
|
52
|
|
240
|
my ($values) = @_; |
60
|
52
|
|
|
|
|
793841
|
return compress(join ',', @$values); |
61
|
|
|
|
|
|
|
} |
62
|
|
|
|
|
|
|
|
63
|
|
|
|
|
|
|
sub _fetch_values_from_chunk { |
64
|
43
|
|
|
43
|
|
146
|
my ($chunk) = @_; |
65
|
43
|
|
|
|
|
278
|
my $joined_chunk = uncompress($chunk); |
66
|
43
|
|
|
|
|
908723
|
return split ',', $joined_chunk; |
67
|
|
|
|
|
|
|
} |
68
|
|
|
|
|
|
|
|
69
|
|
|
|
|
|
|
sub iterate_through_chunks(&) { |
70
|
22
|
|
|
22
|
0
|
31467
|
my ($self, $code) = @_; |
71
|
22
|
|
|
|
|
115
|
my $columns = $self->columns; |
72
|
22
|
|
|
|
|
209
|
my $num_of_chunks = ceil($self->n / RECORDS_PER_CHUNK); |
73
|
|
|
|
|
|
|
|
74
|
22
|
|
|
|
|
356
|
my $table = $self->table; |
75
|
22
|
|
|
|
|
148
|
my @fields = map { $_->{field} } @{$self->columns}; |
|
23
|
|
|
|
|
189
|
|
|
22
|
|
|
|
|
74
|
|
76
|
22
|
|
|
|
|
2295
|
for my $chunk_no (0..($num_of_chunks - 1)) { |
77
|
31
|
|
|
|
|
223241
|
my @rows = $self->_construct_rows_with_chunk_no($chunk_no); |
78
|
31
|
|
|
|
|
66302
|
$code->($table, \@fields, \@rows); |
79
|
|
|
|
|
|
|
} |
80
|
|
|
|
|
|
|
} |
81
|
|
|
|
|
|
|
|
82
|
|
|
|
|
|
|
sub _construct_rows_with_chunk_no { |
83
|
31
|
|
|
31
|
|
141
|
my ($self, $chunk_no) = @_; |
84
|
31
|
|
|
|
|
154
|
my $n = $self->n; |
85
|
31
|
|
|
|
|
321
|
my $columns = $self->columns; |
86
|
31
|
100
|
|
|
|
316
|
my $chunk_size |
87
|
|
|
|
|
|
|
= ($n - ($chunk_no * RECORDS_PER_CHUNK)) >= RECORDS_PER_CHUNK |
88
|
|
|
|
|
|
|
? RECORDS_PER_CHUNK |
89
|
|
|
|
|
|
|
: $n % RECORDS_PER_CHUNK |
90
|
|
|
|
|
|
|
; |
91
|
|
|
|
|
|
|
my @all_columns_values |
92
|
32
|
|
|
|
|
171
|
= map { |
93
|
31
|
|
|
|
|
99
|
my @values = _fetch_values_from_chunk($_->{chunks}->[$chunk_no]); |
94
|
32
|
|
|
|
|
38302
|
\@values; |
95
|
|
|
|
|
|
|
} @$columns; |
96
|
|
|
|
|
|
|
|
97
|
31
|
|
|
|
|
84
|
my @rows; |
98
|
31
|
|
|
|
|
138
|
my $last_idx_of_columns = scalar(@$columns) - 1; |
99
|
31
|
|
|
|
|
133
|
for my $row_idx (0..($chunk_size - 1)) { |
100
|
1000034
|
|
|
|
|
921942
|
my @row; |
101
|
1000034
|
|
|
|
|
1301696
|
for my $col_idx (0..$last_idx_of_columns) { |
102
|
1000037
|
|
|
|
|
2364221
|
$row[$col_idx] = $all_columns_values[$col_idx]->[$row_idx]; |
103
|
|
|
|
|
|
|
} |
104
|
1000034
|
|
|
|
|
1727004
|
push @rows, \@row; |
105
|
|
|
|
|
|
|
} |
106
|
|
|
|
|
|
|
|
107
|
31
|
|
|
|
|
419932
|
return @rows; |
108
|
|
|
|
|
|
|
} |
109
|
|
|
|
|
|
|
|
110
|
|
|
|
|
|
|
1; |