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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 1.12 1997/09/08 21:53:39 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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