Support for:
- query preparing and numerical/string parameters binding
- transactions
- CLOBs (insertion)
- ORA-xxxxx errors handling
- NLS (tested for UTF-8 clients)
Extension to DBI API:
- Reusable queries for multiple execution of prepared query
Known bugs:
- a space is required before the question mark in parametrized SQL query
- reusable queries do not work for variable-length parameters, such as strings