function db_error

6.x database.pgsql.inc db_error()
6.x database.mysqli.inc db_error()
6.x database.mysql.inc db_error()

Determine whether the previous query caused an error.

Related topics

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

File

drupal-6.x/includes/database.mysqli.inc, line 196
Database interface code for MySQL database servers using the mysqli client libraries. mysqli is included in PHP 5 by default and allows developers to use the advanced features of MySQL 4.1.x, 5.0.x and beyond.

Code

function db_error() {
  global $active_db;
  return mysqli_errno($active_db);
}