mirror of
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9be4e5d293
as determined by IWYU
Similar to commit dbbca2cf29, but for contrib, pl, and src/test/.
Reviewed-by: Alvaro Herrera <alvherre@alvh.no-ip.org>
Discussion: https://www.postgresql.org/message-id/flat/0df1d5b1-8ca8-4f84-93be-121081bde049%40eisentraut.org
72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
/*
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* contrib/btree_gist/btree_utils_var.h
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*/
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#ifndef __BTREE_UTILS_VAR_H__
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#define __BTREE_UTILS_VAR_H__
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#include "access/gist.h"
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#include "btree_gist.h"
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/* Variable length key */
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typedef bytea GBT_VARKEY;
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/* Better readable key */
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typedef struct
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{
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bytea *lower,
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*upper;
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} GBT_VARKEY_R;
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/*
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* type description
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*/
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typedef struct
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{
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/* Attribs */
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enum gbtree_type t; /* data type */
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int32 eml; /* cached pg_database_encoding_max_length (0:
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* undefined) */
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bool trnc; /* truncate (=compress) key */
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/* Methods */
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bool (*f_gt) (const void *, const void *, Oid, FmgrInfo *); /* greater than */
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bool (*f_ge) (const void *, const void *, Oid, FmgrInfo *); /* greater equal */
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bool (*f_eq) (const void *, const void *, Oid, FmgrInfo *); /* equal */
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bool (*f_le) (const void *, const void *, Oid, FmgrInfo *); /* less equal */
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bool (*f_lt) (const void *, const void *, Oid, FmgrInfo *); /* less than */
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int32 (*f_cmp) (const void *, const void *, Oid, FmgrInfo *); /* compare */
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GBT_VARKEY *(*f_l2n) (GBT_VARKEY *, FmgrInfo *flinfo); /* convert leaf to node */
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} gbtree_vinfo;
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extern GBT_VARKEY_R gbt_var_key_readable(const GBT_VARKEY *k);
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extern GBT_VARKEY *gbt_var_key_copy(const GBT_VARKEY_R *u);
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extern GISTENTRY *gbt_var_compress(GISTENTRY *entry, const gbtree_vinfo *tinfo);
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extern GBT_VARKEY *gbt_var_union(const GistEntryVector *entryvec, int32 *size,
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Oid collation, const gbtree_vinfo *tinfo, FmgrInfo *flinfo);
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extern bool gbt_var_same(Datum d1, Datum d2, Oid collation,
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const gbtree_vinfo *tinfo, FmgrInfo *flinfo);
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extern float *gbt_var_penalty(float *res, const GISTENTRY *o, const GISTENTRY *n,
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Oid collation, const gbtree_vinfo *tinfo, FmgrInfo *flinfo);
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extern bool gbt_var_consistent(GBT_VARKEY_R *key, const void *query,
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StrategyNumber strategy, Oid collation, bool is_leaf,
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const gbtree_vinfo *tinfo, FmgrInfo *flinfo);
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extern GIST_SPLITVEC *gbt_var_picksplit(const GistEntryVector *entryvec, GIST_SPLITVEC *v,
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Oid collation, const gbtree_vinfo *tinfo, FmgrInfo *flinfo);
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extern void gbt_var_bin_union(Datum *u, GBT_VARKEY *e, Oid collation,
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const gbtree_vinfo *tinfo, FmgrInfo *flinfo);
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#endif
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