1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
#!/usr/bin/env perl
use strict;
use warnings;
use SQL::SplitStatement;
use Test::More tests => 4;
my $sql_code;
my $splitter;
my @statements;
$sql_code = <<'SQL';
BEGIN;
UPDATE accounts SET balance = balance - 100.00
WHERE name = 'Alice';
SAVEPOINT my_savepoint;
UPDATE accounts SET balance = balance + 100.00
WHERE name = 'Bob';
-- oops ... forget that and use Wally's account
ROLLBACK TO my_savepoint;
UPDATE accounts SET balance = balance + 100.00
WHERE name = 'Wally';
COMMIT;
SQL
$splitter = SQL::SplitStatement->new;
@statements = $splitter->split( $sql_code );
cmp_ok(
@statements, '==', 7,
'Statements correctly split'
);
$splitter = SQL::SplitStatement->new;
$splitter->keep_extra_spaces(1);
$splitter->keep_empty_statements(1);
$splitter->keep_terminator(1);
$splitter->keep_comments(1);
@statements = $splitter->split( $sql_code );
is(
join( '', @statements ), $sql_code,
'SQL code correctly rebuilt'
);
$sql_code = <<'SQL';
CREATE TABLE table1;
-- Now wait...
START TRANSACTION;
SELECT @A:=SUM(salary) FROM table1 WHERE type=1;
UPDATE table2 SET summary=@A WHERE type=1;
COMMIT;
DROP table1;
BEGIN ISOLATION LEVEL SERIALIZABLE;
UPDATE accounts SET balance = balance - 100.00
WHERE name = 'Alice';
SAVEPOINT my_savepoint;
UPDATE accounts SET balance = balance + 100.00
WHERE name = 'Bob';
-- oops ... forget that and use Wally's account
ROLLBACK TO my_savepoint;
UPDATE accounts SET balance = balance + 100.00
WHERE name = 'Wally';
COMMIT;
DROP TABLE accounts;
SQL
$splitter = SQL::SplitStatement->new;
@statements = $splitter->split( $sql_code );
cmp_ok(
@statements, '==', 14,
'Statements correctly split'
);
$splitter = SQL::SplitStatement->new;
$splitter->keep_extra_spaces(1);
$splitter->keep_empty_statements(1);
$splitter->keep_terminator(1);
$splitter->keep_comments(1);
@statements = $splitter->split( $sql_code );
is(
join( '', @statements ), $sql_code,
'SQL code correctly rebuilt'
);
|
