SQLite compatibility implementation for the RAND() SQL function.

File

drupal-7.x/includes/database/sqlite/database.inc, line 207

Database interface code for SQLite embedded database engine.

Class

DatabaseConnection_sqlite

Specific SQLite implementation of DatabaseConnection.

Code

public function sqlFunctionRand($seed = NULL) {
  if (isset($seed)) {
    mt_srand($seed);
  }
  return mt_rand() / mt_getrandmax();
}