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    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 lib "../lib";
   39: use chgkfiles;
   40: use dbchgk;
   41: my $minstop=2000;
   42: open (STDERR,">errors");
   43: do "../bin/common.pl";
   44: do "../bin/chgk.cnf";
   45: 
   46: die "Undefined \$maxwsize! check your chgk.cnf" unless $maxwsize;
   47: 
   48: checktable('word2question','delete');
   49: 
   50: checktable('nests','delete');
   51: 
   52: checktable('nf','delete');
   53: 
   54: 
   55: print "Creating word2question table...\n";
   56: 
   57: 	mydo("CREATE TABLE word2question (
   58: 		id     INT UNSIGNED NOT NULL PRIMARY KEY AUTO_INCREMENT,
   59:                             KEY idkey (id),
   60: 		word   INT UNSIGNED NOT NULL, 
   61:                             KEY wordkey (word),
   62: 		questions  MEDIUMBLOB
   63:                )"
   64:             )
   65: 
   66: 	or die "Can't create WORD2QUESTION table: $!\n";
   67: 
   68: print "Creating nests table...\n";
   69: 
   70: 	mydo("CREATE TABLE nests (
   71: 		id   INT UNSIGNED NOT NULL PRIMARY KEY AUTO_INCREMENT,
   72:                             KEY idkey (id),
   73: 		w1   CHAR($maxwsize) BINARY NOT NULL, 
   74:                             KEY w1key (w1),
   75: 		w2   INT UNSIGNED NOT NULL,
   76:                             KEY w2key (w2)             
   77: 	)")
   78: 
   79: 	or die "Can't create NESTS table: $!\n";
   80: 
   81: 
   82: 
   83: 
   84: print "Creating nf table...\n";
   85: 
   86: 
   87: mydo("CREATE TABLE nf (
   88: 		id   INT UNSIGNED NOT NULL PRIMARY KEY AUTO_INCREMENT,
   89:                     KEY idkey (id),
   90: 		word CHAR(30) BINARY NOT NULL, 
   91:                             KEY wordkey (word),
   92: 	        flag  CHAR(5),
   93: 	        number INT UNSIGNED
   94:   )") or die "Can't create NF table: $!\n";
   95: 
   96: 
   97: mydo("UPDATE Questions SET ProcessedBySearch=NULL");
   98: 
   99: 
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  105: