This is an automated email from the ASF dual-hosted git repository. reshke pushed a commit to branch reshke-patch-1 in repository https://gitbox.apache.org/repos/asf/cloudberry.git
commit 4e6dc39c91eb53656c73c622e3109171406e1070 Author: reshke <[email protected]> AuthorDate: Sun Aug 2 19:57:09 2026 +0500 Delete src/include/storage/relfilenode.h --- src/include/storage/relfilenode.h | 107 -------------------------------------- 1 file changed, 107 deletions(-) diff --git a/src/include/storage/relfilenode.h b/src/include/storage/relfilenode.h deleted file mode 100644 index ee76e22f3a5..00000000000 --- a/src/include/storage/relfilenode.h +++ /dev/null @@ -1,107 +0,0 @@ -/*------------------------------------------------------------------------- - * - * relfilenode.h - * Physical access information for relations. - * - * - * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group - * Portions Copyright (c) 1994, Regents of the University of California - * - * src/include/storage/relfilenode.h - * - *------------------------------------------------------------------------- - */ -#ifndef RELFILENODE_H -#define RELFILENODE_H - -#include "common/relpath.h" -#include "storage/backendid.h" - -/* - * RelFileNode must provide all that we need to know to physically access - * a relation, with the exception of the backend ID, which can be provided - * separately. Note, however, that a "physical" relation is comprised of - * multiple files on the filesystem, as each fork is stored as a separate - * file, and each fork can be divided into multiple segments. See md.c. - * - * spcNode identifies the tablespace of the relation. It corresponds to - * pg_tablespace.oid. - * - * dbNode identifies the database of the relation. It is zero for - * "shared" relations (those common to all databases of a cluster). - * Nonzero dbNode values correspond to pg_database.oid. - * - * relNode identifies the specific relation. relNode corresponds to - * pg_class.relfilenode (NOT pg_class.oid, because we need to be able - * to assign new physical files to relations in some situations). - * Notice that relNode is only unique within a database in a particular - * tablespace. - * - * Note: spcNode must be GLOBALTABLESPACE_OID if and only if dbNode is - * zero. We support shared relations only in the "global" tablespace. - * - * Note: in pg_class we allow reltablespace == 0 to denote that the - * relation is stored in its database's "default" tablespace (as - * identified by pg_database.dattablespace). However this shorthand - * is NOT allowed in RelFileNode structs --- the real tablespace ID - * must be supplied when setting spcNode. - * - * Note: in pg_class, relfilenode can be zero to denote that the relation - * is a "mapped" relation, whose current true filenode number is available - * from relmapper.c. Again, this case is NOT allowed in RelFileNodes. - * - * Note: various places use RelFileNode in hashtable keys. Therefore, - * there *must not* be any unused padding bytes in this struct. That - * should be safe as long as all the fields are of type Oid. - */ -typedef struct RelFileNode -{ - Oid spcNode; /* tablespace */ - Oid dbNode; /* database */ - Oid relNode; /* relation */ -} RelFileNode; - -/* - * Augmenting a relfilenode with the backend ID provides all the information - * we need to locate the physical storage. The backend ID is InvalidBackendId - * for regular relations (those accessible to more than one backend), or the - * owning backend's ID for backend-local relations. Backend-local relations - * are always transient and removed in case of a database crash; they are - * never WAL-logged or fsync'd. - */ -typedef struct RelFileNodeBackend -{ - RelFileNode node; - BackendId backend; -} RelFileNodeBackend; - -#define RelFileNodeBackendIsTemp(rnode) \ - ((rnode).backend != InvalidBackendId) - -/* - * Note: RelFileNodeEquals and RelFileNodeBackendEquals compare relNode first - * since that is most likely to be different in two unequal RelFileNodes. It - * is probably redundant to compare spcNode if the other fields are found equal, - * but do it anyway to be sure. Likewise for checking the backend ID in - * RelFileNodeBackendEquals. - */ -#define RelFileNodeEquals(node1, node2) \ - ((node1).relNode == (node2).relNode && \ - (node1).dbNode == (node2).dbNode && \ - (node1).spcNode == (node2).spcNode) - -#define RelFileNodeBackendEquals(node1, node2) \ - ((node1).node.relNode == (node2).node.relNode && \ - (node1).node.dbNode == (node2).node.dbNode && \ - (node1).backend == (node2).backend && \ - (node1).node.spcNode == (node2).node.spcNode) - -inline static bool RelFileNode_IsEmpty( - RelFileNode *relFileNode) -{ - return (relFileNode->spcNode == 0 && - relFileNode->dbNode == 0 && - relFileNode->relNode == 0); -} - -#endif /* RELFILENODE_H */ --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
