File:  [Local Repository] / db / prgsrc / mkRS.pl
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Wed Oct 31 03:07:27 2001 UTC (22 years, 6 months ago) by boris
Branches: MAIN
CVS tags: HEAD
KOIfication and Unixation...

    1: #!/usr/bin/perl -w
    2: 
    3: =head1 NAME
    4: 
    5: mkRS.pl - Скрипт для создания таблиц для русского поиска 
    6: 
    7: B<$base> информации о вопросах 
    8: 
    9: =head1 SYNOPSIS
   10: 
   11: mkRS.pl Создаёт таблицы word2question, nf, nests (предварительно 
   12:         без предупреждения удаляя их) и очищает ProcessedBySearch.
   13: 
   14: 
   15: 
   16: =head1 DESCRIPTION
   17: 
   18: Скрипт ищет в таблице Questions вопросы с нулевым ProcessedBySearch,
   19: добавляет информацию в таблицы word2question, nests, nf. Поле 
   20: ProcessedBySearch устанавливается в 1. Обрабатывает 
   21: Questions_per_cicle*cicles_number вопросов, сбрасывая 
   22: информацию в базу каждые Questions_per_cicle вопросов.
   23: Значения по умолчанию:
   24: Questions_per_cicle=500;
   25: cicles_number=1.
   26: 
   27: 
   28: =head1 AUTHOR
   29: 
   30: Роман Семизаров
   31: 
   32: 
   33: =cut
   34: 
   35: use locale;
   36: use DBI;
   37: use POSIX qw (locale_h);
   38: use chgkfiles;
   39: use dbchgk;
   40: my $minstop=2000;
   41: open (STDERR,">errors");
   42: do "common.pl";
   43: do "chgk.cnf";
   44: 
   45: die "Undefined \$maxwsize! check your chgk.cnf" unless $maxwsize;
   46: 
   47: checktable('word2question','delete');
   48: 
   49: checktable('nests','delete');
   50: 
   51: checktable('nf','delete');
   52: 
   53: 
   54: print "Creating word2question table...\n";
   55: 
   56: 	mydo("CREATE TABLE word2question (
   57: 		id     INT UNSIGNED NOT NULL PRIMARY KEY AUTO_INCREMENT,
   58:                             KEY idkey (id),
   59: 		word   INT UNSIGNED NOT NULL, 
   60:                             KEY wordkey (word),
   61: 		questions  MEDIUMBLOB
   62:                )"
   63:             )
   64: 
   65: 	or die "Can't create WORD2QUESTION table: $!\n";
   66: 
   67: print "Creating nests table...\n";
   68: 
   69: 	mydo("CREATE TABLE nests (
   70: 		id   INT UNSIGNED NOT NULL PRIMARY KEY AUTO_INCREMENT,
   71:                             KEY idkey (id),
   72: 		w1   CHAR($maxwsize) BINARY NOT NULL, 
   73:                             KEY w1key (w1),
   74: 		w2   INT UNSIGNED NOT NULL,
   75:                             KEY w2key (w2)             
   76: 	)")
   77: 
   78: 	or die "Can't create NESTS table: $!\n";
   79: 
   80: 
   81: 
   82: 
   83: print "Creating nf table...\n";
   84: 
   85: 
   86: mydo("CREATE TABLE nf (
   87: 		id   INT UNSIGNED NOT NULL PRIMARY KEY AUTO_INCREMENT,
   88:                     KEY idkey (id),
   89: 		word CHAR(30) BINARY NOT NULL, 
   90:                             KEY wordkey (word),
   91: 	        flag  CHAR(5),
   92: 	        number INT UNSIGNED
   93:   )") or die "Can't create NF table: $!\n";
   94: 
   95: 
   96: mydo("UPDATE Questions SET ProcessedBySearch=NULL");
   97: 
   98: 
   99: 
  100: 
  101: 
  102: 
  103: 
  104: 

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