relfilenode.h File Reference

#include "storage/backendid.h"

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Data Structures
struct	RelFileNode
struct	RelFileNodeBackend
Defines
#define	MAX_FORKNUM   INIT_FORKNUM
#define	RelFileNodeBackendIsTemp(rnode)   ((rnode).backend != InvalidBackendId)
#define	RelFileNodeEquals(node1, node2)
#define	RelFileNodeBackendEquals(node1, node2)
Typedefs
typedef enum ForkNumber	ForkNumber
typedef struct RelFileNode	RelFileNode
typedef struct RelFileNodeBackend	RelFileNodeBackend
Enumerations
enum	ForkNumber {   InvalidForkNumber = -1, MAIN_FORKNUM = 0, FSM_FORKNUM, VISIBILITYMAP_FORKNUM,   INIT_FORKNUM }

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Define Documentation

#define MAX_FORKNUM   INIT_FORKNUM

Definition at line 39 of file relfilenode.h.

Referenced by mdsync().

#define RelFileNodeBackendEquals	(		node1,
			node2
	)

Value:

((node1).node.relNode == (node2).node.relNode && \
     (node1).node.dbNode == (node2).node.dbNode && \
     (node1).backend == (node2).backend && \
     (node1).node.spcNode == (node2).node.spcNode)

Definition at line 113 of file relfilenode.h.

#define RelFileNodeBackendIsTemp

(

rnode

)

((rnode).backend != InvalidBackendId)

Definition at line 98 of file relfilenode.h.

Referenced by DropRelFileNodeBuffers(), DropRelFileNodesAllBuffers(), mdunlink(), mdunlinkfork(), and register_unlink().

#define RelFileNodeEquals	(		node1,
			node2
	)

Value:

((node1).relNode == (node2).relNode && \
     (node1).dbNode == (node2).dbNode && \
     (node1).spcNode == (node2).spcNode)

Definition at line 108 of file relfilenode.h.

Referenced by DropRelFileNodeAllLocalBuffers(), DropRelFileNodeBuffers(), DropRelFileNodeLocalBuffers(), DropRelFileNodesAllBuffers(), FlushRelationBuffers(), forget_invalid_pages(), forget_matching_deletion(), forget_matching_split(), forgetIncompleteSplit(), RelationPreserveStorage(), ReleaseAndReadBuffer(), and ss_search().

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Typedef Documentation

typedef enum ForkNumber ForkNumber

typedef struct RelFileNode RelFileNode

typedef struct RelFileNodeBackend RelFileNodeBackend

---

Enumeration Type Documentation

enum ForkNumber

Enumerator:

InvalidForkNumber
MAIN_FORKNUM
FSM_FORKNUM
VISIBILITYMAP_FORKNUM
INIT_FORKNUM

Definition at line 25 of file relfilenode.h.

{
    InvalidForkNumber = -1,
    MAIN_FORKNUM = 0,
    FSM_FORKNUM,
    VISIBILITYMAP_FORKNUM,
    INIT_FORKNUM

    /*
     * NOTE: if you add a new fork, change MAX_FORKNUM below and update the
     * forkNames array in catalog.c
     */
} ForkNumber;