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/*-------------------------------------------------------------------------
*
* parse_query.h--
* prototypes for parse_query.c.
*
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: parse_query.h,v 1.10 1997/09/07 04:59:36 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef PARSE_QUERY_H
#define PARSE_QUERY_H
#include <parser/catalog_utils.h>
#include <parser/parse_state.h>
#include <nodes/parsenodes.h>
typedef struct QueryTreeList
{
int len; /* number of queries */
Query **qtrees;
} QueryTreeList;
extern RangeTblEntry *refnameRangeTableEntry(List * rtable, char *refname);
extern RangeTblEntry *colnameRangeTableEntry(ParseState * pstate, char *colname);
extern int refnameRangeTablePosn(List * rtable, char *refname);
extern RangeTblEntry *
addRangeTableEntry(ParseState * pstate,
char *relname, char *refname,
bool inh, bool inFromCl,
TimeRange * timeRange);
extern List *
expandAll(ParseState * pstate, char *relname, char *refname,
int *this_resno);
extern TimeQual
makeTimeRange(char *datestring1, char *datestring2,
int timecode);
extern Expr *make_op(char *opname, Node * ltree, Node * rtree);
extern Oid find_atttype(Oid relid, char *attrname);
extern Var *
make_var(ParseState * pstate,
char *relname, char *attrname, Oid * type_id);
extern ArrayRef *make_array_ref(Node * array, List * indirection);
extern ArrayRef *
make_array_set(Expr * target_expr, List * upperIndexpr,
List * lowerIndexpr, Expr * expr);
extern Const *make_const(Value * value);
extern void param_type_init(Oid * typev, int nargs);
extern Oid param_type(int t);
/* parser.c (was ylib.c) */
extern QueryTreeList *parser(char *str, Oid * typev, int nargs);
extern Node *parser_typecast(Value * expr, TypeName * typename, int typlen);
extern Node *parser_typecast2(Node * expr, Oid exprType, Type tp, int typlen);
extern Aggreg *ParseAgg(char *aggname, Oid basetype, Node * target);
extern void
handleTargetColname(ParseState * pstate, char **resname,
char *refname, char *colname);
/*
* analyze.c
*/
Oid exprType(Node * expr);
QueryTreeList *parse_analyze(List * querytree_list);
/* define in parse_query.c, used in gram.y */
extern Oid *param_type_info;
extern int pfunc_num_args;
/* useful macros */
#define ISCOMPLEX(type) (typeid_get_relid(type) ? true : false)
#endif /* PARSE_QUERY_H */
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