perl操作sqlserver实现BCP

#!C:\Perl64\bin

#由BCP备份和恢复SQLSERVER指定表

use 5.014;

#加载用户和password型材

my $username ;

my $passwd;

##得到username

my $dir="c:";

$dir=$dir."/";

my $filename="config.txt";

my $keysword="username:";

my $count="50";

my $begincount=index($keysword,":");

my($file);

open(FILEH,$dir.$filename);

 while(my $test=<FILEH>){

   if((index($test,$keysword))>=0){

 my $test1=substr($test,$begincount+1,$count);

    #print "$test1";

 chomp($username=$test1);

   }

 }

close(FILEH);

##获取password

my $dir="c:";

$dir=$dir."/";

my $filename="config.txt";

my $keysword="password:";

my $count="50";

my $begincount=index($keysword,":");

my($file);

open(FILEH,$dir.$filename);

 while(my $test=<FILEH>){

   if((index($test,$keysword))>=0){

 my $test2=substr($test,$begincount+1,$count);

    #print "$test2";

 chomp($passwd=$test2);

   }

 }

close(FILEH);

print "-------------------------------------------------------------------\n";

print "请首先检查用户和password配置文件config.txt保存路径是否为$dir$filename\n";

print "-------------------------------------------------------------------\n";

print "重要提示:备份表操作请输入0;还原表操作请输入1\n";

print "请输入操作代码:";

chomp(my $inp=<STDIN>);

print "你输入的操作代码为$inp\n";

#推断输入为0即备份操作

if ($inp eq 0){

print 'serverIP:(不输入默觉得localhost)';

chomp(my $a = <STDIN>);

if ($a==''){

$a='localhost';

}else{

print "你输入的serverIP为:$a\n";

}

print 'username:';

chomp(my $b = <STDIN>);

print "你输入的username为:$b\n";

if($b eq $username) {

print "用户通过!\n";

} else {

  print "对不起,username错误\n";

  exit;

}

print "用户password: ";

chomp (my $readPsw = <STDIN>);

if($readPsw eq $passwd) {

print "password正确!\n";

} else {

  print "对不起,password错误\n";

  exit;

}

print "重要提示:备份表的表名格式为:test.dbo.t1\n";

print '备份的表:';

chomp(my $d = <STDIN>);

print "你输入的备份的表:$d\n";

print '保存路径:';

chomp(my $e = <STDIN>);

print "你输入的保存路径:$e\n";

if (-e $e){

print "$e已经存在!是否删除?(y删除;n不删除)\n";

chomp(my $i=<STDIN>);

given ($i)

{

when ("y") {

unlink $e;

print "開始备份表!\n";

system (" bcp $d out $e -c -t ',' -m 1 -a 49152 -b 5000 -F 1 -S $a -U $b -P $readPsw ");

}

when  ("n")

{

print "-----------备份已经终止-----------\n";

print "指定文件存在,请又一次输入文件名称!\n";

}

default {print "仅仅能输入y或n!\n";}

}

}

else{

{

system (" bcp $d out $e -c -t ',' -m 1 -a 49152 -b 5000 -F 1 -S $a -U $b -P $readPsw ");

}

}

}

#推断输入为1还原操作

elsif($inp eq 1){

print 'serverIP:(不输入默觉得localhost)';

chomp(my $a = <STDIN>);

if ($a==''){

$a='localhost';

}else{

print "你输入的serverIP为:$a\n";

}

print 'username:';

chomp(my $b = <STDIN>);

print "你输入的username为:$b\n";

if($b eq $username) {

print "用户通过!\n";

} else {

  print "对不起,username错误\n";

  exit;

}

print "用户password: ";

chomp (my $readPsw = <STDIN>);

if($readPsw eq $passwd) {

print "password正确!\n";

} else {

  print "对不起,password错误\n";

  exit;

}

print '须要还原的表:';

chomp(my $d = <STDIN>);

print "你输入的备份的表:$d\n";

print '备份保存路径:';

chomp(my $e = <STDIN>);

if (-e $e) {

print "你输入的备份保存路径:$e\n";

system (" bcp $d in $e -c -t ',' -m 1 -a 49152 -b 5000 -F 1 -S $a -U $b -P $readPsw ");

}

else {

print "对不起,指定的备份文件$e不存在,请核实!\n";

}

}

else{

print "请參考重要提示!\n";

}

system 'pause';

----config.txt

username:sa

password:passwd123!

----用法

1.将config.txt保存到c文件夹包装

根据实际情况更改文件的内容

2.运行bcp.pl