hashjoin.h File Reference

#include "nodes/execnodes.h"
#include "storage/buffile.h"

Include dependency graph for hashjoin.h:

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Go to the source code of this file.

Data Structures
struct	HashJoinTupleData
struct	HashSkewBucket
struct	HashJoinTableData
Defines
#define	HJTUPLE_OVERHEAD   MAXALIGN(sizeof(HashJoinTupleData))
#define	HJTUPLE_MINTUPLE(hjtup)   ((MinimalTuple) ((char *) (hjtup) + HJTUPLE_OVERHEAD))
#define	SKEW_BUCKET_OVERHEAD   MAXALIGN(sizeof(HashSkewBucket))
#define	INVALID_SKEW_BUCKET_NO   (-1)
#define	SKEW_WORK_MEM_PERCENT   2
#define	SKEW_MIN_OUTER_FRACTION   0.01
Typedefs
typedef struct HashJoinTupleData	HashJoinTupleData
typedef struct HashSkewBucket	HashSkewBucket
typedef struct HashJoinTableData	HashJoinTableData

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Define Documentation

#define HJTUPLE_MINTUPLE

(

hjtup

)

((MinimalTuple) ((char *) (hjtup) + HJTUPLE_OVERHEAD))

Definition at line 72 of file hashjoin.h.

Referenced by ExecHashIncreaseNumBatches(), ExecHashJoin(), ExecHashRemoveNextSkewBucket(), ExecHashSkewTableInsert(), ExecHashTableInsert(), ExecHashTableResetMatchFlags(), ExecScanHashBucket(), and ExecScanHashTableForUnmatched().

#define HJTUPLE_OVERHEAD   MAXALIGN(sizeof(HashJoinTupleData))

Definition at line 71 of file hashjoin.h.

Referenced by ExecChooseHashTableSize(), ExecHashIncreaseNumBatches(), ExecHashRemoveNextSkewBucket(), ExecHashSkewTableInsert(), and ExecHashTableInsert().

#define INVALID_SKEW_BUCKET_NO   (-1)

Definition at line 101 of file hashjoin.h.

Referenced by ExecHashJoin(), ExecScanHashBucket(), and MultiExecHash().

#define SKEW_BUCKET_OVERHEAD   MAXALIGN(sizeof(HashSkewBucket))

Definition at line 100 of file hashjoin.h.

Referenced by ExecChooseHashTableSize().

#define SKEW_MIN_OUTER_FRACTION   0.01

Definition at line 103 of file hashjoin.h.

Referenced by ExecHashBuildSkewHash().

#define SKEW_WORK_MEM_PERCENT   2

Definition at line 102 of file hashjoin.h.

Referenced by ExecChooseHashTableSize(), and ExecHashTableCreate().

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Typedef Documentation

typedef struct HashJoinTableData HashJoinTableData

typedef struct HashJoinTupleData HashJoinTupleData

typedef struct HashSkewBucket HashSkewBucket