/**
  * Binds a value to a corresponding named or question mark placeholder in the SQL statement
  * that was use to prepare the statement.  Returns a boolean value indicating success.
  *
  * @param      int $pos Parameter identifier (for determining what to replace in the query).
  * @param      mixed $value The value to bind to the parameter.
  * @param      int $type Explicit data type for the parameter using the PDO::PARAM_* constants. Defaults to PDO::PARAM_STR.
  * @return     boolean
  */
 public function bindValue($pos, $value, $type = PDO::PARAM_STR)
 {
     $debug = $this->pdo->getDebugSnapshot();
     $typestr = isset(self::$typeMap[$type]) ? self::$typeMap[$type] : '(default)';
     $return = parent::bindValue($pos, $value, $type);
     $valuestr = $type == PDO::PARAM_LOB ? '[LOB value]' : var_export($value, true);
     $msg = "Binding {$valuestr} at position {$pos} w/ PDO type {$typestr}";
     $this->boundValues[$pos] = $valuestr;
     $this->pdo->log($msg, null, __METHOD__, $debug);
     return $return;
 }