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
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
#!@PERL@
$version="1.02";
use Getopt::Long;
$opt_help=$opt_Information=$opt_skip_use_db=0;
$opt_regexp=$opt_dbregexp=".*";
$opt_start_row=1; $opt_rows=9999999999;
GetOptions("Information","help","regexp=s","start_row=i","rows=i",
"dbregexp=s", "skip-use-db")
|| usage();
usage() if ($opt_help || $opt_Information);
$query=$search=$database=$set=""; $eoq=0;
while (<>)
{
next if (length($query) == 0 && /^\#/); # Skip comments
$query.=search($_);
if ($eoq)
{
if ($query =~ /^use /i || $query =~ /^SET / ||
($query =~ /$opt_regexp/o && $database =~ /$opt_dbregexp/o))
{
if ($opt_skip_use_db && $query =~ /^use /i)
{
$query="";
next;
}
if ($opt_start_row <= 1)
{
if ($database)
{
print $database, $set;
$database=$set="";
}
print $query;
last if (--$opt_rows == 0);
}
else
{
$opt_start_row--;
if ($query =~ /^use /)
{
$database=$query;
$set="";
}
elsif ($query =~ /^SET/)
{
$set=$query;
}
else
{
$set="";
}
}
}
$query=""; $search=""; $eoq=0;
}
}
exit 0;
sub search
{
my($row)=shift;
my($i);
for ($i=0 ; $i < length($row) ; $i++)
{
if (length($search))
{
if (length($search) > 1)
{ # Comment
next if (substr($row,$i,length($search)) ne $search);
$i+=length($search)-1;
$search="";
}
elsif (substr($row,$i,1) eq '\\') # Escaped char in string
{
$i++;
}
elsif (substr($row,$i,1) eq $search)
{
if (substr($row,$i+1,1) eq $search) # Double " or '
{
$i++;
}
else
{
$search="";
}
}
next;
}
if (substr($row,$i,2) eq '/*') # Comment
{
$search="*/";
$i++;
}
elsif (substr($row,$i,1) eq "'" || substr($row,$i,1) eq '"')
{
$search=substr($row,$i,1);
}
}
$eoq=1 if (!length($search) && $row =~ /;\s*$/);
return $row;
}
sub usage
{
print <<EOF;
$0 Ver $version
TCX Datakonsult AB, by Monty.
This software comes with NO WARRANTY: see the file PUBLIC for details.
Prints all SQL queries that matches a regexp or contains a 'use
database' or 'set ..' command to stdout. A SQL query may contain
newlines. This is useful to find things in a MySQL update log.
$0 takes the following options:
--help or --Information
Shows this help
--regexp=#
Print queries that matches this.
--start_row=#
Start output from this row (first row = 1)
--skip-use-db
Don\'t include \'use database\' commands in the output.
--rows=#
Quit after this many rows.
Example:
$0 --regexp "problem_table" < update.log
$0 --regexp "problem_table" update-log.1 update-log.2
EOF
exit(0);
}
|
