db_drop_index

  1. drupal
    1. drupal6 database.mysql-common.inc
    2. drupal6 database.pgsql.inc
    3. drupal7
Versionen
drupal6 – drupal7 db_drop_index(&$ret, $table, $name)

Drop an index.

Übergabeparameter

$ret Array to which query results will be added.

$table The table to be altered.

$name The name of the index.

Verwandte Themen

▾ 12 functions call db_drop_index()

locale_update_6004 in modules/locale/locale.install
Fix remaining inconsistent indexes.
node_update_7002 in modules/node/node.install
Extend the node_promote_status index to include all fields required for the node page query.
search_update_7000 in modules/search/search.install
Replace unique keys in 'search_dataset' and 'search_index' by primary keys.
system_update_6019 in modules/system/system.install
Reconcile small differences in the previous, manually created mysql and pgsql schemas so they are the same and can be represented by a single schema structure.
system_update_6022 in modules/system/system.install
Update files tables to associate files to a uid by default instead of a nid. Rename file_revisions to upload since it should only be used by the upload module used by upload to link files to nodes.
system_update_6023 in modules/system/system.install
system_update_6025 in modules/system/system.install
Increase the maximum length of node titles from 128 to 255.
system_update_6035 in modules/system/system.install
Change index on system table for better performance.
system_update_6036 in modules/system/system.install
Change the search schema and indexing.
system_update_6043 in modules/system/system.install
Update table indices to make them more rational and useful.
system_update_6049 in modules/system/system.install
Replace src index on the {url_alias} table with src, language.
system_update_7018 in modules/system/system.install
Shorten the {system}.type column and add an index on type and name.

Code

includes/database/database.inc, line 2372

<?php
function db_drop_index(&$ret, $table, $name) {
  return Database::getConnection()->schema()->dropIndex($ret, $table, $name);
}
?>

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