1 /*------------------------------------------------------------------------- 2 * 3 * pg_range.h 4 * definition of the "range type" system catalog (pg_range) 5 * 6 * 7 * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group 8 * Portions Copyright (c) 1994, Regents of the University of California 9 * 10 * src/include/catalog/pg_range.h 11 * 12 * NOTES 13 * The Catalog.pm module reads this file and derives schema 14 * information. 15 * 16 *------------------------------------------------------------------------- 17 */ 18 #ifndef PG_RANGE_H 19 #define PG_RANGE_H 20 21 #include "catalog/genbki.h" 22 #include "catalog/pg_range_d.h" 23 24 /* ---------------- 25 * pg_range definition. cpp turns this into 26 * typedef struct FormData_pg_range 27 * ---------------- 28 */ 29 CATALOG(pg_range,3541,RangeRelationId) 30 { 31 /* OID of owning range type */ 32 Oid rngtypid BKI_LOOKUP(pg_type); 33 34 /* OID of range's element type (subtype) */ 35 Oid rngsubtype BKI_LOOKUP(pg_type); 36 37 /* OID of the range's multirange type */ 38 Oid rngmultitypid BKI_LOOKUP(pg_type); 39 40 /* collation for this range type, or 0 */ 41 Oid rngcollation BKI_DEFAULT(0) BKI_LOOKUP_OPT(pg_collation); 42 43 /* subtype's btree opclass */ 44 Oid rngsubopc BKI_LOOKUP(pg_opclass); 45 46 /* canonicalize range, or 0 */ 47 regproc rngcanonical BKI_LOOKUP_OPT(pg_proc); 48 49 /* subtype difference as a float8, or 0 */ 50 regproc rngsubdiff BKI_LOOKUP_OPT(pg_proc); 51 } FormData_pg_range; 52 53 /* ---------------- 54 * Form_pg_range corresponds to a pointer to a tuple with 55 * the format of pg_range relation. 56 * ---------------- 57 */ 58 typedef FormData_pg_range *Form_pg_range; 59 60 DECLARE_UNIQUE_INDEX_PKEY(pg_range_rngtypid_index, 3542, on pg_range using btree(rngtypid oid_ops)); 61 #define RangeTypidIndexId 3542 62 63 DECLARE_UNIQUE_INDEX(pg_range_rngmultitypid_index, 2228, on pg_range using btree(rngmultitypid oid_ops)); 64 #define RangeMultirangeTypidIndexId 2228 65 66 67 /* 68 * prototypes for functions in pg_range.c 69 */ 70 71 extern void RangeCreate(Oid rangeTypeOid, Oid rangeSubType, Oid rangeCollation, 72 Oid rangeSubOpclass, RegProcedure rangeCanonical, 73 RegProcedure rangeSubDiff, Oid multirangeTypeOid); 74 extern void RangeDelete(Oid rangeTypeOid); 75 76 #endif /* PG_RANGE_H */ 77