ExternalSortSubStream.h File Reference

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Classes
class	ExternalSortSubStream
	Fetch interface implemented by sorter subcomponents which return intermediate results. More...
struct	ExternalSortFetchArray
	Data structure used for array fetch when reading from substreams. More...
Enumerations
enum	ExternalSortRC { EXTSORT_SUCCESS, EXTSORT_ENDOFDATA, EXTSORT_OVERFLOW }
	ExternalSortRC defines the internal return code for various operations. More...
Variables
const uint	EXTSORT_FETCH_ARRAY_SIZE = 100
	Maximum number of pointers to return per substream fetch.

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Enumeration Type Documentation

enum ExternalSortRC

ExternalSortRC defines the internal return code for various operations.

Enumerator:

EXTSORT_SUCCESS	Operation produced valid results.
EXTSORT_ENDOFDATA	Operation produced no results because end of data was reached.
EXTSORT_OVERFLOW	Operation produced some results but could not continue because output area (e.g. generated run) became full.

Definition at line 35 of file ExternalSortSubStream.h.

{
    EXTSORT_SUCCESS,

    EXTSORT_ENDOFDATA,

    EXTSORT_OVERFLOW,
};

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Variable Documentation

const uint EXTSORT_FETCH_ARRAY_SIZE = 100

Maximum number of pointers to return per substream fetch.

Definition at line 113 of file ExternalSortSubStream.h.

Referenced by ExternalSortMerger::checkFetch(), ExternalSortRunAccessor::fetch(), ExternalSortOutput::fetch(), ExternalSortMerger::fetch(), ExternalSortMerger::startMerge(), and ExternalSortRunAccessor::storeRun().

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