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Commit0a8e9c4

Browse files
author
Thomas G. Lockhart
committed
Define JoinExpr structure for outer join syntax.
Clean up comments in execnodes.h.
1 parent70600bd commit0a8e9c4

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3 files changed

+18
-18
lines changed

3 files changed

+18
-18
lines changed

‎src/include/nodes/execnodes.h

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -6,7 +6,7 @@
66
*
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* Copyright (c) 1994, Regents of the University of California
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*
9-
* $Id: execnodes.h,v 1.24 1999/02/13 23:21:37 momjian Exp $
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* $Id: execnodes.h,v 1.25 1999/02/23 07:55:23 thomas Exp $
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*
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*-------------------------------------------------------------------------
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*/
@@ -607,7 +607,7 @@ typedef struct GroupState
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* SortState information
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*
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*|sort nodes are really just a kind of a scan since
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*|we implement sorts byretrieveing the entire subplan
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*|we implement sorts byretrieving the entire subplan
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*|into a temp relation, sorting the temp relation into
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*|another sorted relation, and then preforming a simple
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*|unqualified sequential scan on the sorted relation..

‎src/include/nodes/nodes.h

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -6,7 +6,7 @@
66
*
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* Copyright (c) 1994, Regents of the University of California
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*
9-
* $Id: nodes.h,v 1.43 1999/02/13 23:21:38 momjian Exp $
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* $Id: nodes.h,v 1.44 1999/02/23 07:55:24 thomas Exp $
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*
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*-------------------------------------------------------------------------
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*/
@@ -215,7 +215,7 @@ typedef enum NodeTag
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T_SortClause,
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T_GroupClause,
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T_SubSelect,
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T_JoinUsing,
218+
T_JoinExpr,
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T_CaseExpr,
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T_CaseWhen,
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T_RowMark

‎src/include/nodes/parsenodes.h

Lines changed: 14 additions & 14 deletions
Original file line numberDiff line numberDiff line change
@@ -6,7 +6,7 @@
66
*
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* Copyright (c) 1994, Regents of the University of California
88
*
9-
* $Id: parsenodes.h,v 1.70 1999/02/13 23:21:39 momjian Exp $
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* $Id: parsenodes.h,v 1.71 1999/02/23 07:55:24 thomas Exp $
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*
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*-------------------------------------------------------------------------
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*/
@@ -149,7 +149,7 @@ typedef struct CreateStmt
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150150
typedefenumConstrType/* type of constaints */
151151
{
152-
CONSTR_NONE,CONSTR_NOTNULL,CONSTR_DEFAULT,CONSTR_CHECK,CONSTR_PRIMARY,CONSTR_UNIQUE
152+
CONSTR_NULL,CONSTR_NOTNULL,CONSTR_DEFAULT,CONSTR_CHECK,CONSTR_PRIMARY,CONSTR_UNIQUE
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}ConstrType;
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typedefstructConstraint
@@ -671,7 +671,6 @@ typedef struct SelectStmt
671671
List*forUpdate;/* FOR UPDATE clause */
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}SelectStmt;
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674-
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/****************************************************************************
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*Supporting data structures for Parse Trees
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****************************************************************************/
@@ -854,17 +853,6 @@ typedef struct SortGroupBy
854853
Node*node;/* Expression */
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}SortGroupBy;
856855

857-
/*
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* JoinUsing - for JOIN USING clause
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*/
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typedefstructJoinUsing
861-
{
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NodeTagtype;
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intresno;/* target number */
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char*range;
865-
char*name;/* name of column to sort on */
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}JoinUsing;
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868856
/*
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* RangeVar - range variable, used in FROM clauses
870858
*/
@@ -898,6 +886,18 @@ typedef struct DefElem
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Node*arg;/* a (Value *) or a (TypeName *) */
899887
}DefElem;
900888

889+
/*
890+
* JoinExpr - for JOIN expressions
891+
*/
892+
typedefstructJoinExpr
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{
894+
NodeTagtype;
895+
intjointype;
896+
RangeVar*larg;
897+
Node*rarg;
898+
List*quals;
899+
}JoinExpr;
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901901

902902
/****************************************************************************
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*Nodes for a Query tree

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