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Remove no-longer-used fields in Hash and HashJoin nodes.

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This commit is contained in:
Tom Lane
1999-05-18 21:34:29 +00:00
parent 26069a58e8
commit 353d36f979
6 changed files with 21 additions and 87 deletions
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40
src/include/nodes/execnodes.h
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@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: execnodes.h,v 1.27 1999/03/23 16:51:00 momjian Exp $
* $Id: execnodes.h,v 1.28 1999/05/18 21:34:26 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -492,24 +492,16 @@ typedef struct MergeJoinState
/* ----------------
* HashJoinState information
*
* hj_HashTable address of the hash table for the hashjoin
* hj_HashTableShmId shared memory id of hash table
* hj_CurBucket the current hash bucket that we are searching
* for matches of the current outer tuple
* hj_CurTuple the current matching inner tuple in the
* current hash bucket
* hj_CurOTuple the current matching inner tuple in the
* current hash overflow chain
* hj_HashTable hash table for the hashjoin
* hj_CurBucketNo bucket# for current outer tuple
* hj_CurTuple last inner tuple matched to current outer
* tuple, or NULL if starting search
* (CurBucketNo and CurTuple are meaningless
* unless OuterTupleSlot is nonempty!)
* hj_InnerHashKey the inner hash key in the hashjoin condition
* hj_OuterBatches file descriptors for outer batches
* hj_InnerBatches file descriptors for inner batches
* hj_OuterReadPos current read position of outer batch
* hj_OuterReadBlk current read block of outer batch
* hj_OuterTupleSlot tuple slot for outer tuples
* hj_HashTupleSlot tuple slot for hashed tuples
*
*
*
* JoinState information
*
* CommonState information
@ -525,16 +517,10 @@ typedef struct MergeJoinState
typedef struct HashJoinState
{
JoinState jstate; /* its first field is NodeTag */
HashJoinTable hj_HashTable;
IpcMemoryId hj_HashTableShmId;
HashBucket hj_CurBucket;
HeapTuple hj_CurTuple;
OverflowTuple hj_CurOTuple;
Var *hj_InnerHashKey;
File *hj_OuterBatches;
File *hj_InnerBatches;
char *hj_OuterReadPos;
int hj_OuterReadBlk;
HashJoinTable hj_HashTable;
int hj_CurBucketNo;
HashJoinTuple hj_CurTuple;
Var *hj_InnerHashKey;
TupleTableSlot *hj_OuterTupleSlot;
TupleTableSlot *hj_HashTupleSlot;
} HashJoinState;
@ -668,7 +654,7 @@ typedef CommonState UniqueState;
/* ----------------
* HashState information
*
* hashBatches file descriptors for the batches
* hashtable hash table for the hashjoin
*
* CommonState information
*
@ -683,7 +669,7 @@ typedef CommonState UniqueState;
typedef struct HashState
{
CommonState cstate; /* its first field is NodeTag */
File *hashBatches;
HashJoinTable hashtable;
} HashState;
#ifdef NOT_USED