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More optimizer renaming HInfo -> HashInfo.

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This commit is contained in:
Bruce Momjian 1999-02-04 01:47:02 +00:00
parent 9322950aa4
commit 18fbe4142f
11 changed files with 61 additions and 61 deletions
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14
src/backend/nodes/copyfuncs.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/nodes/copyfuncs.c,v 1.59 1999/02/03 21:16:17 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/nodes/copyfuncs.c,v 1.60 1999/02/04 01:46:53 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -1378,13 +1378,13 @@ _copyJoinMethod(JoinMethod *from)
}
/* ----------------
* _copyHInfo
* _copyHashInfo
* ----------------
*/
static HInfo *
_copyHInfo(HInfo *from)
static HashInfo *
_copyHashInfo(HashInfo *from)
{
HInfo *newnode = makeNode(HInfo);
HashInfo *newnode = makeNode(HashInfo);
/* ----------------
* copy remainder of node
@ -1797,8 +1797,8 @@ copyObject(void *from)
case T_JoinMethod:
retval = _copyJoinMethod(from);
break;
case T_HInfo:
retval = _copyHInfo(from);
case T_HashInfo:
retval = _copyHashInfo(from);
break;
case T_MInfo:
retval = _copyMInfo(from);

12
src/backend/nodes/equalfuncs.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/nodes/equalfuncs.c,v 1.22 1999/02/03 20:15:22 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/nodes/equalfuncs.c,v 1.23 1999/02/04 01:46:54 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -476,10 +476,10 @@ _equalMergeOrder(MergeOrder *a, MergeOrder *b)
}
static bool
_equalHInfo(HInfo *a, HInfo *b)
_equalHashInfo(HashInfo *a, HashInfo *b)
{
Assert(IsA(a, HInfo));
Assert(IsA(b, HInfo));
Assert(IsA(a, HashInfo));
Assert(IsA(b, HashInfo));
if (a->hashop != b->hashop)
return false;
@ -696,8 +696,8 @@ equal(void *a, void *b)
case T_MergeOrder:
retval = _equalMergeOrder(a, b);
break;
case T_HInfo:
retval = _equalHInfo(a, b);
case T_HashInfo:
retval = _equalHashInfo(a, b);
break;
case T_IndexScan:
retval = _equalIndexScan(a, b);

10
src/backend/nodes/outfuncs.c
View File

@ -5,7 +5,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: outfuncs.c,v 1.63 1999/02/03 20:15:22 momjian Exp $
* $Id: outfuncs.c,v 1.64 1999/02/04 01:46:54 momjian Exp $
*
* NOTES
* Every (plan) node in POSTGRES has an associated "out" routine which
@ -1137,10 +1137,10 @@ _outJoinMethod(StringInfo str, JoinMethod *node)
}
/*
* HInfo is a subclass of JoinMethod.
* HashInfo is a subclass of JoinMethod.
*/
static void
_outHInfo(StringInfo str, HInfo *node)
_outHashInfo(StringInfo str, HashInfo *node)
{
appendStringInfo(str, " HASHINFO :hashop %u :jmkeys ", node->hashop);
_outNode(str, node->jmethod.jmkeys);
@ -1578,8 +1578,8 @@ _outNode(StringInfo str, void *obj)
case T_JoinMethod:
_outJoinMethod(str, obj);
break;
case T_HInfo:
_outHInfo(str, obj);
case T_HashInfo:
_outHashInfo(str, obj);
break;
case T_JoinInfo:
_outJoinInfo(str, obj);

16
src/backend/nodes/readfuncs.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/nodes/readfuncs.c,v 1.46 1999/02/03 21:16:18 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/nodes/readfuncs.c,v 1.47 1999/02/04 01:46:54 momjian Exp $
*
* NOTES
* Most of the read functions for plan nodes are tested. (In fact, they
@ -1906,19 +1906,19 @@ _readJoinMethod()
}
/* ----------------
* _readHInfo
* _readHashInfo
*
* HInfo is a subclass of JoinMethod.
* HashInfo is a subclass of JoinMethod.
* ----------------
*/
static HInfo *
_readHInfo()
static HashInfo *
_readHashInfo()
{
HInfo *local_node;
HashInfo *local_node;
char *token;
int length;
local_node = makeNode(HInfo);
local_node = makeNode(HashInfo);
token = lsptok(NULL, &length); /* get :hashop */
token = lsptok(NULL, &length); /* now read it */
@ -2094,7 +2094,7 @@ parsePlanString(void)
else if (!strncmp(token, "JOININFO", length))
return_value = _readJoinInfo();
else if (!strncmp(token, "HINFO", length))
return_value = _readHInfo();
return_value = _readHashInfo();
else if (!strncmp(token, "ITER", length))
return_value = _readIter();
else if (!strncmp(token, "QUERY", length))

11
src/backend/optimizer/README
View File

@ -93,8 +93,9 @@ planner()
Optimizer Structures
--------------------
Path - info about every way to access a relation(sequential, index)
PathOrder - info about every ordering (sort, merge of relations)
RelOptInfo - info about every relation
JoinInfo - info about join combinations
RestrictInfo - info about restrictions
RelOptInfo - info about every relation
RestrictInfo - info about restrictions
JoinInfo - info about join combinations
Path - info about every way to access a relation(sequential, index)
PathOrder - info about every ordering (sort, merge of relations)

16
src/backend/optimizer/path/hashutils.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/Attic/hashutils.c,v 1.9 1999/02/03 21:16:25 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/Attic/hashutils.c,v 1.10 1999/02/04 01:46:57 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -20,7 +20,7 @@
#include "optimizer/clauses.h"
static HInfo *match_hashop_hashinfo(Oid hashop, List *hashinfo_list);
static HashInfo *match_hashop_hashinfo(Oid hashop, List *hashinfo_list);
/*
* group-clauses-by-hashop--
@ -54,7 +54,7 @@ group_clauses_by_hashop(List *restrictinfo_list,
*/
if (hashjoinop)
{
HInfo *xhashinfo = (HInfo *) NULL;
HashInfo *xhashinfo = (HashInfo *) NULL;
Expr *clause = restrictinfo->clause;
Var *leftop = get_leftop(clause);
Var *rightop = get_rightop(clause);
@ -77,7 +77,7 @@ group_clauses_by_hashop(List *restrictinfo_list,
if (xhashinfo == NULL)
{
xhashinfo = makeNode(HInfo);
xhashinfo = makeNode(HashInfo);
xhashinfo->hashop = hashjoinop;
xhashinfo->jmethod.jmkeys = NIL;
@ -105,21 +105,21 @@ group_clauses_by_hashop(List *restrictinfo_list,
* Returns the node if it exists.
*
*/
static HInfo *
static HashInfo *
match_hashop_hashinfo(Oid hashop, List *hashinfo_list)
{
Oid key = 0;
HInfo *xhashinfo = (HInfo *) NULL;
HashInfo *xhashinfo = (HashInfo *) NULL;
List *i = NIL;
foreach(i, hashinfo_list)
{
xhashinfo = (HInfo *) lfirst(i);
xhashinfo = (HashInfo *) lfirst(i);
key = xhashinfo->hashop;
if (hashop == key)
{ /* found */
return xhashinfo; /* should be a hashinfo node ! */
}
}
return (HInfo *) NIL;
return (HashInfo *) NIL;
}

6
src/backend/optimizer/path/joinpath.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/joinpath.c,v 1.12 1999/02/03 21:16:27 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/joinpath.c,v 1.13 1999/02/04 01:46:57 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -579,7 +579,7 @@ hash_inner_and_outer(RelOptInfo * joinrel,
RelOptInfo * innerrel,
List *hashinfo_list)
{
HInfo *xhashinfo = (HInfo *) NULL;
HashInfo *xhashinfo = (HashInfo *) NULL;
List *hjoin_list = NIL;
HashPath *temp_node = (HashPath *) NULL;
List *i = NIL;
@ -589,7 +589,7 @@ hash_inner_and_outer(RelOptInfo * joinrel,
foreach(i, hashinfo_list)
{
xhashinfo = (HInfo *) lfirst(i);
xhashinfo = (HashInfo *) lfirst(i);
outerkeys = extract_path_keys(((JoinMethod *) xhashinfo)->jmkeys,
outerrel->targetlist,
OUTER);

9
src/backend/optimizer/path/prune.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/Attic/prune.c,v 1.17 1998/09/01 04:29:44 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/Attic/prune.c,v 1.18 1999/02/04 01:46:58 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -29,7 +29,7 @@ static List *prune_joinrel(RelOptInfo * rel, List *other_rels);
/*
* prune-joinrels--
* Removes any redundant relation entries from a list of rel nodes
* 'rel-list'. Obviosly, the first relation can't be a duplicate.
* 'rel-list'. Obviously, the first relation can't be a duplicate.
*
* Returns the resulting list.
*
@ -59,7 +59,7 @@ prune_joinrels(List *rel_list)
*
*/
static List *
prune_joinrel(RelOptInfo * rel, List *other_rels)
prune_joinrel(RelOptInfo *rel, List *other_rels)
{
List *i = NIL;
List *result = NIL;
@ -135,8 +135,7 @@ prune_rel_path(RelOptInfo * rel, Path *unorderedpath)
Path *cheapest = set_cheapest(rel, rel->pathlist);
/* don't prune if not pruneable -- JMH, 11/23/92 */
if (unorderedpath != cheapest
&& rel->pruneable)
if (unorderedpath != cheapest && rel->pruneable)
{
rel->unorderedpath = (Path *) NULL;

6
src/backend/optimizer/util/pathnode.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/pathnode.c,v 1.16 1999/02/03 21:16:52 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/pathnode.c,v 1.17 1999/02/04 01:46:59 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -62,7 +62,7 @@ path_is_cheaper(Path *path1, Path *path2)
*
*/
Path *
set_cheapest(RelOptInfo * parent_rel, List *pathlist)
set_cheapest(RelOptInfo *parent_rel, List *pathlist)
{
List *p;
Path *cheapest_so_far;
@ -99,7 +99,7 @@ set_cheapest(RelOptInfo * parent_rel, List *pathlist)
*
*/
List *
add_pathlist(RelOptInfo * parent_rel, List *unique_paths, List *new_paths)
add_pathlist(RelOptInfo *parent_rel, List *unique_paths, List *new_paths)
{
List *x;
Path *new_path;

4
src/include/nodes/nodes.h
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@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: nodes.h,v 1.36 1999/02/03 20:15:46 momjian Exp $
* $Id: nodes.h,v 1.37 1999/02/04 01:47:00 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -81,7 +81,7 @@ typedef enum NodeTag
T_MergeOrder,
T_RestrictInfo,
T_JoinMethod,
T_HInfo,
T_HashInfo,
T_MInfo,
T_JoinInfo,
T_Iter,

18
src/include/nodes/relation.h
View File

@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: relation.h,v 1.12 1999/02/03 20:15:46 momjian Exp $
* $Id: relation.h,v 1.13 1999/02/04 01:47:02 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -87,7 +87,7 @@ typedef struct RelOptInfo
/* materialization information */
List *targetlist;
List *pathlist;
List *pathlist; /* Path structures */
struct Path *unorderedpath;
struct Path *cheapestpath;
bool pruneable;
@ -102,11 +102,11 @@ typedef struct RelOptInfo
/* used by various scans and joins: */
Oid *ordering; /* OID of operators in sort order */
List *restrictinfo; /* restriction clauses */
List *joininfo; /* join clauses */
List *restrictinfo; /* RestrictInfo structures */
List *joininfo; /* JoinInfo structures */
List *innerjoin;
List *superrels;
} RelOptInfo;
} RelOptInfo;
extern Var *get_expr(TargetEntry *foo);
@ -132,7 +132,7 @@ typedef struct PathOrder
{
Oid *sortop;
MergeOrder *merge;
} ord;
} ord;
} PathOrder;
typedef struct Path
@ -230,11 +230,11 @@ typedef struct JoinMethod
List *clauses;
} JoinMethod;
typedef struct HInfo
typedef struct HashInfo
{
JoinMethod jmethod;
Oid hashop;
} HInfo;
} HashInfo;
typedef struct MInfo
{
@ -250,7 +250,7 @@ typedef struct JoinInfo
bool mergejoinable;
bool hashjoinable;
bool inactive;
} JoinInfo;
} JoinInfo;
typedef struct Iter
{