| Warning |
This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change without notice in a future release of PHP. Use this function at your own risk. |
Sets a database connection attribute. The generic PDO connection attributes include:
PDO_ATTR_CASE: Force column names to a specific case.
PDO_CASE_LOWER: Force column names to lower case.
PDO_CASE_NATURAL: Leave column names as returned by the database driver.
PDO_CASE_UPPER: Force column names to upper case.