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Database abstraction layer

Allow the use of different database servers using the same code base.

Code

includes/database/pgsql/database.inc, line 16

<?php
public function __construct(array $connection_options = array()) {
  // This driver defaults to transaction support, except if explicitly passed FALSE.
  $this->transactionSupport = !isset($connection_options['transactions']) || ($connection_options['transactions'] !== FALSE);

  // Transactional DDL is always available in PostgreSQL,
  // but we'll only enable it if standard transactions are.
  $this->transactionalDDLSupport = $this->transactionSupport;

  // Default to TCP connection on port 5432.
  if (empty($connection_options['port'])) {
    $connection_options['port'] = 5432;
  }

  $dsn = 'pgsql:host=' . $connection_options['host'] . ' dbname=' . $connection_options['database'] . ' port=' . $connection_options['port'];
  parent::__construct($dsn, $connection_options['username'], $connection_options['password'], array(
      // Convert numeric values to strings when fetching.
      PDO::ATTR_STRINGIFY_FETCHES => TRUE,
      // Force column names to lower case.
      PDO::ATTR_CASE => PDO::CASE_LOWER,
    ));

  // Force PostgreSQL to use the UTF-8 character set by default.
  $this->exec("SET NAMES 'UTF8'");
}
?>