diff options
Diffstat (limited to 'system/database/drivers/pdo')
| -rw-r--r-- | system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php index 45165213f..41b50f0d6 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php @@ -353,6 +353,24 @@ class CI_DB_pdo_pgsql_driver extends CI_DB_pdo_driver { return $this; } + // -------------------------------------------------------------------- + + /** + * Is literal + * + * Determines if a string represents a literal value or a field name + * + * @param string $str + * @return bool + */ + protected function _is_literal($str) + { + $str = trim($str); + + return (empty($str) OR ctype_digit($str) OR $str[0] === "'" OR in_array($str, array('TRUE', 'FALSE'), TRUE)); + } + + } /* End of file pdo_pgsql_driver.php */ |