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📁 ..
📄 amapi.h(6.3 KB)
📄 amvalidate.h(1.19 KB)
📄 attnum.h(1.52 KB)
📄 brin.h(948 B)
📄 brin_internal.h(3.3 KB)
📄 brin_page.h(2.68 KB)
📄 brin_pageops.h(1.28 KB)
📄 brin_revmap.h(1.23 KB)
📄 brin_tuple.h(3.05 KB)
📄 brin_xlog.h(3.28 KB)
📄 clog.h(1.54 KB)
📄 commit_ts.h(2.09 KB)
📄 genam.h(7.31 KB)
📄 generic_xlog.h(1.42 KB)
📄 gin.h(2.3 KB)
📄 gin_private.h(33.12 KB)
📄 gist.h(6.51 KB)
📄 gist_private.h(19.82 KB)
📄 gistscan.h(729 B)
📄 hash.h(13.54 KB)
📄 heapam.h(7.76 KB)
📄 heapam_xlog.h(12.61 KB)
📄 hio.h(1.26 KB)
📄 htup.h(3.16 KB)
📄 htup_details.h(28.31 KB)
📄 itup.h(4.36 KB)
📄 multixact.h(5.13 KB)
📄 nbtree.h(30.22 KB)
📄 parallel.h(2.28 KB)
📄 printtup.h(1.03 KB)
📄 reloptions.h(8.88 KB)
📄 relscan.h(5.63 KB)
📄 rewriteheap.h(1.79 KB)
📄 rmgr.h(609 B)
📄 rmgrlist.h(2.97 KB)
📄 sdir.h(1.43 KB)
📄 skey.h(6.26 KB)
📄 slru.h(5.49 KB)
📄 spgist.h(7.04 KB)
📄 spgist_private.h(21.82 KB)
📄 stratnum.h(2.67 KB)
📄 subtrans.h(973 B)
📄 sysattr.h(890 B)
📄 timeline.h(1.59 KB)
📄 transam.h(6.29 KB)
📄 tsmapi.h(2.55 KB)
📄 tupconvert.h(1.4 KB)
📄 tupdesc.h(4.36 KB)
📄 tupmacs.h(7.16 KB)
📄 tuptoaster.h(7.18 KB)
📄 twophase.h(1.82 KB)
📄 twophase_rmgr.h(1.24 KB)
📄 valid.h(1.4 KB)
📄 visibilitymap.h(1.77 KB)
📄 xact.h(12.29 KB)
📄 xlog.h(10.91 KB)
📄 xlog_fn.h(1.41 KB)
📄 xlog_internal.h(10.29 KB)
📄 xlogdefs.h(3.11 KB)
📄 xloginsert.h(2.28 KB)
📄 xlogreader.h(7.11 KB)
📄 xlogrecord.h(7.76 KB)
📄 xlogutils.h(1.76 KB)

Editing: brin_internal.h

/*
 * brin_internal.h
 *		internal declarations for BRIN indexes
 *
 * Portions Copyright (c) 1996-2016, PostgreSQL Global Development Group
 * Portions Copyright (c) 1994, Regents of the University of California
 *
 * IDENTIFICATION
 *		src/include/access/brin_internal.h
 */
#ifndef BRIN_INTERNAL_H
#define BRIN_INTERNAL_H

#include "access/amapi.h"
#include "storage/bufpage.h"
#include "utils/typcache.h"

/*
 * A BrinDesc is a struct designed to enable decoding a BRIN tuple from the
 * on-disk format to an in-memory tuple and vice-versa.
 */

/* struct returned by "OpcInfo" amproc */
typedef struct BrinOpcInfo
{
	/* Number of columns stored in an index column of this opclass */
	uint16		oi_nstored;

/* Opaque pointer for the opclass' private use */
	void	   *oi_opaque;

/* Type cache entries of the stored columns */
	TypeCacheEntry *oi_typcache[FLEXIBLE_ARRAY_MEMBER];
} BrinOpcInfo;

/* the size of a BrinOpcInfo for the given number of columns */
#define SizeofBrinOpcInfo(ncols) \
	(offsetof(BrinOpcInfo, oi_typcache) + sizeof(TypeCacheEntry *) * ncols)

typedef struct BrinDesc
{
	/* Containing memory context */
	MemoryContext bd_context;

/* the index relation itself */
	Relation	bd_index;

/* tuple descriptor of the index relation */
	TupleDesc	bd_tupdesc;

/* cached copy for on-disk tuples; generated at first use */
	TupleDesc	bd_disktdesc;

/* total number of Datum entries that are stored on-disk for all columns */
	int			bd_totalstored;

/* per-column info; bd_tupdesc->natts entries long */
	BrinOpcInfo *bd_info[FLEXIBLE_ARRAY_MEMBER];
} BrinDesc;

/*
 * Globally-known function support numbers for BRIN indexes.  Individual
 * opclasses can define more function support numbers, which must fall into
 * BRIN_FIRST_OPTIONAL_PROCNUM .. BRIN_LAST_OPTIONAL_PROCNUM.
 */
#define BRIN_PROCNUM_OPCINFO		1
#define BRIN_PROCNUM_ADDVALUE		2
#define BRIN_PROCNUM_CONSISTENT		3
#define BRIN_PROCNUM_UNION			4
#define BRIN_MANDATORY_NPROCS		4
/* procedure numbers up to 10 are reserved for BRIN future expansion */
#define BRIN_FIRST_OPTIONAL_PROCNUM 11
#define BRIN_LAST_OPTIONAL_PROCNUM	15

#undef BRIN_DEBUG

#ifdef BRIN_DEBUG
#define BRIN_elog(args)			elog args
#else
#define BRIN_elog(args)			((void) 0)
#endif

/* brin.c */
extern BrinDesc *brin_build_desc(Relation rel);
extern void brin_free_desc(BrinDesc *bdesc);
extern IndexBuildResult *brinbuild(Relation heap, Relation index,
		  struct IndexInfo *indexInfo);
extern void brinbuildempty(Relation index);
extern bool brininsert(Relation idxRel, Datum *values, bool *nulls,
		   ItemPointer heaptid, Relation heapRel,
		   IndexUniqueCheck checkUnique);
extern IndexScanDesc brinbeginscan(Relation r, int nkeys, int norderbys);
extern int64 bringetbitmap(IndexScanDesc scan, TIDBitmap *tbm);
extern void brinrescan(IndexScanDesc scan, ScanKey scankey, int nscankeys,
		   ScanKey orderbys, int norderbys);
extern void brinendscan(IndexScanDesc scan);
extern IndexBulkDeleteResult *brinbulkdelete(IndexVacuumInfo *info,
			   IndexBulkDeleteResult *stats,
			   IndexBulkDeleteCallback callback,
			   void *callback_state);
extern IndexBulkDeleteResult *brinvacuumcleanup(IndexVacuumInfo *info,
				  IndexBulkDeleteResult *stats);
extern bytea *brinoptions(Datum reloptions, bool validate);

/* brin_validate.c */
extern bool brinvalidate(Oid opclassoid);

#endif   /* BRIN_INTERNAL_H */

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Editing: brin_internal.h

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