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
149
150
151
152
153
154
155
156
157
158
159
|
#!@PERL@
# Copyright (C) 2000, 2004 MySQL AB
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
$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
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);
}
|