init

2026-04-07 13:35:22 +08:00
commit 0120fa9ce3
1530 changed files with 424864 additions and 0 deletions
--- a/db_include/parser/parse_relation.h
+++ b/db_include/parser/parse_relation.h
@@ -0,0 +1,123 @@
+/*-------------------------------------------------------------------------
+ *
+ * parse_relation.h
+ *	  prototypes for parse_relation.c.
+ *
+ *
+ * Portions Copyright (c) 1996-2021, 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);
+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 *joinalias,
+													 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 */