enum {
    SQL_CA2_READ_ONLY_CONCURRENCY = 0x00000001L,
    SQL_CA2_LOCK_CONCURRENCY = 0x00000002L,
    SQL_CA2_OPT_ROWVER_CONCURRENCY = 0x00000004L,
    SQL_CA2_OPT_VALUES_CONCURRENCY = 0x00000008L,
    SQL_CA2_SENSITIVITY_ADDITIONS = 0x00000010L,
    SQL_CA2_SENSITIVITY_DELETIONS = 0x00000020L,
    SQL_CA2_SENSITIVITY_UPDATES = 0x00000040L,
    // * semantics of SQL_ATTR_MAX_ROWS *
    SQL_CA2_MAX_ROWS_SELECT = 0x00000080L,
    SQL_CA2_MAX_ROWS_INSERT = 0x00000100L,
    SQL_CA2_MAX_ROWS_DELETE = 0x00000200L,
    SQL_CA2_MAX_ROWS_UPDATE = 0x00000400L,
    SQL_CA2_MAX_ROWS_CATALOG = 0x00000800L,
    SQL_CA2_MAX_ROWS_AFFECTS_ALL = (
            SQL_CA2_MAX_ROWS_SELECT | SQL_CA2_MAX_ROWS_INSERT | SQL_CA2_MAX_ROWS_DELETE
            | SQL_CA2_MAX_ROWS_UPDATE | SQL_CA2_MAX_ROWS_CATALOG),
    SQL_CA2_CRC_EXACT = 0x00001000L,
    SQL_CA2_CRC_APPROXIMATE = 0x00002000L,
    SQL_CA2_SIMULATE_NON_UNIQUE = 0x00004000L,
    SQL_CA2_SIMULATE_TRY_UNIQUE = 0x00008000L,
    SQL_CA2_SIMULATE_UNIQUE = 0x00010000L
}