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Definition

system_update_1001()
system/system.install, line 3104

Code

<?php
function system_update_1001() {
  // change DB schema for better poll support
  $ret = array();

  switch ($GLOBALS['db_type']) {
    case 'mysqli':
    case 'mysql':
      // alter poll_votes table
      $ret[] = update_sql("ALTER TABLE {poll_votes} ADD COLUMN chorder int NOT NULL default -1 AFTER uid");
      break;

    case 'pgsql':
      db_add_column($ret, 'poll_votes', 'chorder', 'int', array('not null' => TRUE, 'default' => "'-1'"));
      break;
  }

  return $ret;
}
?>