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/*------------------------------------------------------------------------- * * index_selfuncs.h * Index cost estimation functions for standard index access methods. * * * Note: this is split out of selfuncs.h mainly to avoid importing all of the * planner's data structures into the non-planner parts of the index AMs. * If you make it depend on anything besides access/amapi.h, that's likely * a mistake. * * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/include/utils/index_selfuncs.h * *------------------------------------------------------------------------- */ #ifndef INDEX_SELFUNCS_H #define INDEX_SELFUNCS_H #include "access/amapi.h" /* Functions in selfuncs.c */ extern void brincostestimate(struct PlannerInfo *root, struct IndexPath *path, double loop_count, Cost *indexStartupCost, Cost *indexTotalCost, Selectivity *indexSelectivity, double *indexCorrelation); extern void btcostestimate(struct PlannerInfo *root, struct IndexPath *path, double loop_count, Cost *indexStartupCost, Cost *indexTotalCost, Selectivity *indexSelectivity, double *indexCorrelation); extern void hashcostestimate(struct PlannerInfo *root, struct IndexPath *path, double loop_count, Cost *indexStartupCost, Cost *indexTotalCost, Selectivity *indexSelectivity, double *indexCorrelation); extern void gistcostestimate(struct PlannerInfo *root, struct IndexPath *path, double loop_count, Cost *indexStartupCost, Cost *indexTotalCost, Selectivity *indexSelectivity, double *indexCorrelation); extern void spgcostestimate(struct PlannerInfo *root, struct IndexPath *path, double loop_count, Cost *indexStartupCost, Cost *indexTotalCost, Selectivity *indexSelectivity, double *indexCorrelation); extern void gincostestimate(struct PlannerInfo *root, struct IndexPath *path, double loop_count, Cost *indexStartupCost, Cost *indexTotalCost, Selectivity *indexSelectivity, double *indexCorrelation); #endif /* INDEX_SELFUNCS_H */