1997-11-25 23:07:18 +01:00
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/*-------------------------------------------------------------------------
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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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1997-11-26 02:14:33 +01:00
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* $Id: parse_node.h,v 1.2 1997/11/26 01:14:05 momjian Exp $
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1997-11-25 23:07:18 +01:00
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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/nodes.h>
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#include <nodes/pg_list.h>
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#include <nodes/primnodes.h>
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#include <nodes/parsenodes.h>
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#include <parser/parse_type.h>
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#include <utils/rel.h>
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typedef struct QueryTreeList
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{
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int len; /* number of queries */
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Query **qtrees;
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} QueryTreeList;
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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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int p_numAgg;
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List *p_aggs;
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bool p_is_insert;
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List *p_insert_columns;
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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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1997-11-26 02:14:33 +01:00
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extern ParseState *make_parsestate(void);
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extern Node *make_operand(char *opname,
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1997-11-25 23:07:18 +01:00
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Node *tree,
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Oid orig_typeId,
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Oid true_typeId);
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1997-11-26 02:14:33 +01:00
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extern void disallow_setop(char *op, Type optype, Node *operand);
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extern Expr *make_op(char *opname, Node *ltree, Node *rtree);
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extern Var *make_var(ParseState *pstate, char *refname, char *attrname, Oid *type_id);
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extern ArrayRef *make_array_ref(Node *expr,
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1997-11-25 23:07:18 +01:00
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List *indirection);
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1997-11-26 02:14:33 +01:00
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extern ArrayRef *make_array_set(Expr *target_expr,
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1997-11-25 23:07:18 +01:00
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List *upperIndexpr,
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List *lowerIndexpr,
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Expr *expr);
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1997-11-26 02:14:33 +01:00
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extern Const *make_const(Value *value);
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1997-11-25 23:07:18 +01:00
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#endif /* PARSE_NODE_H */
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