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/*-------------------------------------------------------------------------
*
* parse_relation.h
* prototypes for parse_relation.c.
*
*
* Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/parser/parse_relation.h
*
*-------------------------------------------------------------------------
*/
#ifndef PARSE_RELATION_H
#define PARSE_RELATION_H
#include "parser/parse_node.h"
extern ParseNamespaceItem *refnameNamespaceItem(ParseState *pstate,
const char *schemaname,
const char *refname,
int location,
int *sublevels_up);
extern CommonTableExpr *scanNameSpaceForCTE(ParseState *pstate,
const char *refname,
Index *ctelevelsup);
extern bool scanNameSpaceForENR(ParseState *pstate, const char *refname);
extern void checkNameSpaceConflicts(ParseState *pstate, List *namespace1,
List *namespace2);
extern ParseNamespaceItem *GetNSItemByRangeTablePosn(ParseState *pstate,
int varno,
int sublevels_up);
extern RangeTblEntry *GetRTEByRangeTablePosn(ParseState *pstate,
int varno,
int sublevels_up);
extern CommonTableExpr *GetCTEForRTE(ParseState *pstate, RangeTblEntry *rte,
int rtelevelsup);
extern Node *scanNSItemForColumn(ParseState *pstate, ParseNamespaceItem *nsitem,
int sublevels_up, const char *colname,
int location);
extern Node *colNameToVar(ParseState *pstate, const char *colname, bool localonly,
int location);
extern void markVarForSelectPriv(ParseState *pstate, Var *var,
RangeTblEntry *rte);
extern Relation parserOpenTable(ParseState *pstate, const RangeVar *relation,
int lockmode);
extern ParseNamespaceItem *addRangeTableEntry(ParseState *pstate,
RangeVar *relation,
Alias *alias,
bool inh,
bool inFromCl);
extern ParseNamespaceItem *addRangeTableEntryForRelation(ParseState *pstate,
Relation rel,
int lockmode,
Alias *alias,
bool inh,
bool inFromCl);
extern ParseNamespaceItem *addRangeTableEntryForSubquery(ParseState *pstate,
Query *subquery,
Alias *alias,
bool lateral,
bool inFromCl);
extern ParseNamespaceItem *addRangeTableEntryForFunction(ParseState *pstate,
List *funcnames,
List *funcexprs,
List *coldeflists,
RangeFunction *rangefunc,
bool lateral,
bool inFromCl);
extern ParseNamespaceItem *addRangeTableEntryForValues(ParseState *pstate,
List *exprs,
List *coltypes,
List *coltypmods,
List *colcollations,
Alias *alias,
bool lateral,
bool inFromCl);
extern ParseNamespaceItem *addRangeTableEntryForTableFunc(ParseState *pstate,
TableFunc *tf,
Alias *alias,
bool lateral,
bool inFromCl);
extern ParseNamespaceItem *addRangeTableEntryForJoin(ParseState *pstate,
List *colnames,
ParseNamespaceColumn *nscolumns,
JoinType jointype,
int nummergedcols,
List *aliasvars,
List *leftcols,
List *rightcols,
Alias *alias,
bool inFromCl);
extern ParseNamespaceItem *addRangeTableEntryForCTE(ParseState *pstate,
CommonTableExpr *cte,
Index levelsup,
RangeVar *rv,
bool inFromCl);
extern ParseNamespaceItem *addRangeTableEntryForENR(ParseState *pstate,
RangeVar *rv,
bool inFromCl);
extern bool isLockedRefname(ParseState *pstate, const char *refname);
extern void addNSItemToQuery(ParseState *pstate, ParseNamespaceItem *nsitem,
bool addToJoinList,
bool addToRelNameSpace, bool addToVarNameSpace);
extern void errorMissingRTE(ParseState *pstate, RangeVar *relation) pg_attribute_noreturn();
extern void errorMissingColumn(ParseState *pstate,
const char *relname, const char *colname, int location) pg_attribute_noreturn();
extern void expandRTE(RangeTblEntry *rte, int rtindex, int sublevels_up,
int location, bool include_dropped,
List **colnames, List **colvars);
extern List *expandNSItemVars(ParseNamespaceItem *nsitem,
int sublevels_up, int location,
List **colnames);
extern List *expandNSItemAttrs(ParseState *pstate, ParseNamespaceItem *nsitem,
int sublevels_up, int location);
extern int attnameAttNum(Relation rd, const char *attname, bool sysColOK);
extern const NameData *attnumAttName(Relation rd, int attid);
extern Oid attnumTypeId(Relation rd, int attid);
extern Oid attnumCollationId(Relation rd, int attid);
extern bool isQueryUsingTempRelation(Query *query);
#endif /* PARSE_RELATION_H */
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