php代码备份mysql数据库

1. $Database_name = 'somedb';
2. $table = 'sometable';
4. Define ('H', 'localhost'); define ('N', 'root') define ('P','password'); define ('T', $database_name);
5. Mysql_connect (H, N, P) or die (mysql_error ()); mysql_select_db (T) or die (mysql_error ());
7. function Escape($v){return mysql_real_escape_string($v);}
9. Define('FILE', 'C:/Program Files/EasyPHP 2.0b1/www/'. $table .'/'. date ('d').'-'. date (' m').'-' . date ('Y').'.php');
10. Define('FP', fopen(FILE,'w'));
12. $aa = mysql_list_tables($database_name); while ($a = mysql_fetch_row($aa))
13. {
15. $bb = mysql_query ('SELECT * FROM'. $a[0].''); $tt = mysql_num_rows($bb); $nb = mysql_num_fields($bb);
16. If($tt>0)
17. {
18. $p = 'INSERT INTO'. $a[0]. " VALUES ';
20. $t = 0;
21. while ($b = mysql_fetch_array($bb))
22. {
23. $ p .='(';
24. For ($i=0;$i
25. {
26. if ($i==0)
27. {
28. $p .= "'$b[$i]'";
29. }
30. else
31. {
32. $p .=' , ''. Escape($b[$ i]). ''';
33. }
34. }
35. $t++;
37. if ($t {
38. $ p .='),'." n ";
39. }
40. else
41. {
42. $ p .=');'." n";
43. }
44. }
45. $p .= "nnn";
46. fwrite(FP, $p);
47. }
48. }
50. fclose(FP);
51. ?>

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php, mysql