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48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
/*-------------------------------------------------------------------------
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*
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* parse_node.h
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*
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: parse_node.h,v 1.13 1999/07/15 15:21:27 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef PARSE_NODE_H
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#define PARSE_NODE_H
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#include <nodes/parsenodes.h>
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#include <utils/rel.h>
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/* state information used during parse analysis */
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typedef struct ParseState
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{
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int p_last_resno;
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List *p_rtable;
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List *p_insert_columns;
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struct ParseState *parentParseState;
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bool p_hasAggs;
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bool p_hasSubLinks;
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bool p_is_insert;
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bool p_is_update;
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bool p_is_rule;
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bool p_in_where_clause;
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Relation p_target_relation;
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RangeTblEntry *p_target_rangetblentry;
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} ParseState;
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extern ParseState *make_parsestate(ParseState *parentParseState);
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extern Expr *make_op(char *opname, Node *ltree, Node *rtree);
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extern Var *make_var(ParseState *pstate, Oid relid, char *refname,
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char *attrname);
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extern ArrayRef *make_array_ref(Node *expr,
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List *indirection);
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extern ArrayRef *make_array_set(Expr *target_expr,
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List *upperIndexpr,
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List *lowerIndexpr,
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Expr *expr);
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extern Const *make_const(Value *value);
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#endif /* PARSE_NODE_H */
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