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blue-lemon0104
2026-04-07 13:35:22 +08:00
commit 0120fa9ce3
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db_include/lib/integerset.h Executable file
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/*
* integerset.h
* In-memory data structure to hold a large set of integers efficiently
*
* Portions Copyright (c) 2012-2021, PostgreSQL Global Development Group
*
* src/include/lib/integerset.h
*/
#ifndef INTEGERSET_H
#define INTEGERSET_H
typedef struct IntegerSet IntegerSet;
extern IntegerSet *intset_create(void);
extern void intset_add_member(IntegerSet *intset, uint64 x);
extern bool intset_is_member(IntegerSet *intset, uint64 x);
extern uint64 intset_num_entries(IntegerSet *intset);
extern uint64 intset_memory_usage(IntegerSet *intset);
extern void intset_begin_iterate(IntegerSet *intset);
extern bool intset_iterate_next(IntegerSet *intset, uint64 *next);
#endif /* INTEGERSET_H */