/**
* readTuples using ordered index
*
* @param lock_mode Lock mode
* @param batch No of rows to fetch from each fragment at a time
* @param parallel No of fragments to scan in parallel
* @param order_by Order result set in index order
* @param order_desc Order descending, ignored unless order_by
* @param read_range_no Enable reading of range no using @ref get_range_no
* @returns 0 for success and -1 for failure
* @see NdbScanOperation::readTuples
*/
inline int readTuples(LockMode lock_mode,
Uint32 batch,
Uint32 parallel,
bool order_by,
bool order_desc = false,
bool read_range_no = false,
bool keyinfo = false,
bool multi_range = false) {
Uint32 scan_flags =
(SF_OrderBy & -(Int32)order_by) |
(SF_Descending & -(Int32)order_desc) |
(SF_ReadRangeNo & -(Int32)read_range_no) |
(SF_KeyInfo & -(Int32)keyinfo) |
(SF_MultiRange & -(Int32)multi_range);
return readTuples(lock_mode, scan_flags, parallel, batch);
}
inline int readTuplesExclusive(int parallell = 0){
return readTuples(LM_Exclusive, 0, parallell);
}
inline int readTuples(int parallell){
return readTuples(LM_Read, 0, parallell);
}
