diff -r fcf75e232c5b -r 0ff3ba646492 web/drupal/modules/search/search.install
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/drupal/modules/search/search.install	Fri Aug 21 16:26:26 2009 +0000
@@ -0,0 +1,153 @@
+<?php
+// $Id: search.install,v 1.14.2.1 2009/01/06 15:46:37 goba Exp $
+
+/**
+ * Implementation of hook_install().
+ */
+function search_install() {
+  // Create tables.
+  drupal_install_schema('search');
+}
+
+/**
+ * Implementation of hook_uninstall().
+ */
+function search_uninstall() {
+  // Remove tables.
+  drupal_uninstall_schema('search');
+
+  variable_del('minimum_word_size');
+  variable_del('overlap_cjk');
+  variable_del('search_cron_limit');
+}
+
+/**
+ * Implementation of hook_schema().
+ */
+function search_schema() {
+  $schema['search_dataset'] = array(
+    'description' => 'Stores items that will be searched.',
+    'fields' => array(
+      'sid' => array(
+        'type' => 'int',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'Search item ID, e.g. node ID for nodes.',
+      ),
+      'type' => array(
+        'type' => 'varchar',
+        'length' => 16,
+        'not null' => FALSE,
+        'description' => 'Type of item, e.g. node.',
+      ),
+      'data' => array(
+        'type' => 'text',
+        'not null' => TRUE,
+        'size' => 'big',
+        'description' => 'List of space-separated words from the item.',
+      ),
+      'reindex' => array(
+        'type' => 'int',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'Set to force node reindexing.',
+      ),
+    ),
+    'unique keys' => array('sid_type' => array('sid', 'type')),
+  );
+
+  $schema['search_index'] = array(
+    'description' => 'Stores the search index, associating words, items and scores.',
+    'fields' => array(
+      'word' => array(
+        'type' => 'varchar',
+        'length' => 50,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'The {search_total}.word that is associated with the search item.',
+      ),
+      'sid' => array(
+        'type' => 'int',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'The {search_dataset}.sid of the searchable item to which the word belongs.',
+      ),
+      'type' => array(
+        'type' => 'varchar',
+        'length' => 16,
+        'not null' => FALSE,
+        'description' => 'The {search_dataset}.type of the searchable item to which the word belongs.',
+      ),
+      'score' => array(
+        'type' => 'float',
+        'not null' => FALSE,
+        'description' => 'The numeric score of the word, higher being more important.',
+      ),
+    ),
+    'indexes' => array(
+      'sid_type' => array('sid', 'type'),
+      'word' => array('word')
+    ),
+    'unique keys' => array('word_sid_type' => array('word', 'sid', 'type')),
+  );
+
+  $schema['search_total'] = array(
+    'description' => 'Stores search totals for words.',
+    'fields' => array(
+      'word' => array(
+        'description' => 'Primary Key: Unique word in the search index.',
+        'type' => 'varchar',
+        'length' => 50,
+        'not null' => TRUE,
+        'default' => '',
+      ),
+      'count' => array(
+        'description' => "The count of the word in the index using Zipf's law to equalize the probability distribution.",
+        'type' => 'float',
+        'not null' => FALSE,
+      ),
+    ),
+    'primary key' => array('word'),
+  );
+
+  $schema['search_node_links'] = array(
+    'description' => 'Stores items (like nodes) that link to other nodes, used to improve search scores for nodes that are frequently linked to.',
+    'fields' => array(
+      'sid' => array(
+        'type' => 'int',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'The {search_dataset}.sid of the searchable item containing the link to the node.',
+      ),
+      'type' => array(
+        'type' => 'varchar',
+        'length' => 16,
+        'not null' => TRUE,
+        'default' => '',
+        'description' => 'The {search_dataset}.type of the searchable item containing the link to the node.',
+      ),
+      'nid' => array(
+        'type' => 'int',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+        'default' => 0,
+        'description' => 'The {node}.nid that this item links to.',
+      ),
+      'caption' => array(
+        'type' => 'text',
+        'size' => 'big',
+        'not null' => FALSE,
+        'description' => 'The text used to link to the {node}.nid.',
+      ),
+    ),
+    'primary key' => array('sid', 'type', 'nid'),
+    'indexes' => array('nid' => array('nid')),
+  );
+
+  return $schema;
+}
+