public function DatabaseSchema_pgsql::addIndex
public DatabaseSchema_pgsql::addIndex($table, $name, $fields)
Add an index.
Parameters
$table: The table to be altered.
$name: The name of the index.
$fields: An array of field names.
Throws
DatabaseSchemaObjectDoesNotExistException If the specified table doesn't exist.
DatabaseSchemaObjectExistsException If the specified table already has an index by that name.
Overrides DatabaseSchema::addIndex
File
- includes/database/pgsql/schema.inc, line 476
- Database schema code for PostgreSQL database servers.
Class
Code
public function addIndex($table, $name, $fields) { if (!$this->tableExists($table)) { throw new DatabaseSchemaObjectDoesNotExistException(t("Cannot add index @name to table @table: table doesn't exist.", array('@table' => $table, '@name' => $name))); } if ($this->indexExists($table, $name)) { throw new DatabaseSchemaObjectExistsException(t("Cannot add index @name to table @table: index already exists.", array('@table' => $table, '@name' => $name))); } $this->connection->query($this->_createIndexSql($table, $name, $fields)); }
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https://api.drupal.org/api/drupal/includes!database!pgsql!schema.inc/function/DatabaseSchema_pgsql::addIndex/7.x