copyfuncs.c

PostgreSQL7.4.6 for Linux

	return newnode;
}

static DefElem *
_copyDefElem(DefElem *from)
{
	DefElem    *newnode = makeNode(DefElem);

	COPY_STRING_FIELD(defname);
	COPY_NODE_FIELD(arg);

	return newnode;
}

static Query *
_copyQuery(Query *from)
{
	Query	   *newnode = makeNode(Query);

	COPY_SCALAR_FIELD(commandType);
	COPY_SCALAR_FIELD(querySource);
	COPY_SCALAR_FIELD(canSetTag);
	COPY_NODE_FIELD(utilityStmt);
	COPY_SCALAR_FIELD(resultRelation);
	COPY_NODE_FIELD(into);
	COPY_SCALAR_FIELD(hasAggs);
	COPY_SCALAR_FIELD(hasSubLinks);
	COPY_NODE_FIELD(rtable);
	COPY_NODE_FIELD(jointree);
	COPY_INTLIST_FIELD(rowMarks);
	COPY_NODE_FIELD(targetList);
	COPY_NODE_FIELD(groupClause);
	COPY_NODE_FIELD(havingQual);
	COPY_NODE_FIELD(distinctClause);
	COPY_NODE_FIELD(sortClause);
	COPY_NODE_FIELD(limitOffset);
	COPY_NODE_FIELD(limitCount);
	COPY_NODE_FIELD(setOperations);
	COPY_INTLIST_FIELD(resultRelations);
	COPY_NODE_FIELD(in_info_list);
	COPY_SCALAR_FIELD(hasJoinRTEs);

	/*
	 * We do not copy the other planner internal fields: base_rel_list,
	 * other_rel_list, join_rel_list, equi_key_list, query_pathkeys. That
	 * would get us into copying RelOptInfo/Path trees, which we don't
	 * want to do.	It is necessary to copy in_info_list and hasJoinRTEs
	 * for the benefit of inheritance_planner(), which may try to copy a
	 * Query in which these are already set.
	 */

	return newnode;
}

static InsertStmt *
_copyInsertStmt(InsertStmt *from)
{
	InsertStmt *newnode = makeNode(InsertStmt);

	COPY_NODE_FIELD(relation);
	COPY_NODE_FIELD(cols);
	COPY_NODE_FIELD(targetList);
	COPY_NODE_FIELD(selectStmt);

	return newnode;
}

static DeleteStmt *
_copyDeleteStmt(DeleteStmt *from)
{
	DeleteStmt *newnode = makeNode(DeleteStmt);

	COPY_NODE_FIELD(relation);
	COPY_NODE_FIELD(whereClause);

	return newnode;
}

static UpdateStmt *
_copyUpdateStmt(UpdateStmt *from)
{
	UpdateStmt *newnode = makeNode(UpdateStmt);

	COPY_NODE_FIELD(relation);
	COPY_NODE_FIELD(targetList);
	COPY_NODE_FIELD(whereClause);
	COPY_NODE_FIELD(fromClause);

	return newnode;
}

static SelectStmt *
_copySelectStmt(SelectStmt *from)
{
	SelectStmt *newnode = makeNode(SelectStmt);

	COPY_NODE_FIELD(distinctClause);
	COPY_NODE_FIELD(into);
	COPY_NODE_FIELD(intoColNames);
	COPY_NODE_FIELD(targetList);
	COPY_NODE_FIELD(fromClause);
	COPY_NODE_FIELD(whereClause);
	COPY_NODE_FIELD(groupClause);
	COPY_NODE_FIELD(havingClause);
	COPY_NODE_FIELD(sortClause);
	COPY_NODE_FIELD(limitOffset);
	COPY_NODE_FIELD(limitCount);
	COPY_NODE_FIELD(forUpdate);
	COPY_SCALAR_FIELD(op);
	COPY_SCALAR_FIELD(all);
	COPY_NODE_FIELD(larg);
	COPY_NODE_FIELD(rarg);

	return newnode;
}

static SetOperationStmt *
_copySetOperationStmt(SetOperationStmt *from)
{
	SetOperationStmt *newnode = makeNode(SetOperationStmt);

	COPY_SCALAR_FIELD(op);
	COPY_SCALAR_FIELD(all);
	COPY_NODE_FIELD(larg);
	COPY_NODE_FIELD(rarg);
	COPY_OIDLIST_FIELD(colTypes);

	return newnode;
}

static AlterTableStmt *
_copyAlterTableStmt(AlterTableStmt *from)
{
	AlterTableStmt *newnode = makeNode(AlterTableStmt);

	COPY_SCALAR_FIELD(subtype);
	COPY_NODE_FIELD(relation);
	COPY_STRING_FIELD(name);
	COPY_NODE_FIELD(def);
	COPY_SCALAR_FIELD(behavior);

	return newnode;
}

static AlterDomainStmt *
_copyAlterDomainStmt(AlterDomainStmt *from)
{
	AlterDomainStmt *newnode = makeNode(AlterDomainStmt);

	COPY_SCALAR_FIELD(subtype);
	COPY_NODE_FIELD(typename);
	COPY_STRING_FIELD(name);
	COPY_NODE_FIELD(def);
	COPY_SCALAR_FIELD(behavior);

	return newnode;
}

static GrantStmt *
_copyGrantStmt(GrantStmt *from)
{
	GrantStmt  *newnode = makeNode(GrantStmt);

	COPY_SCALAR_FIELD(is_grant);
	COPY_SCALAR_FIELD(objtype);
	COPY_NODE_FIELD(objects);
	COPY_INTLIST_FIELD(privileges);
	COPY_NODE_FIELD(grantees);
	COPY_SCALAR_FIELD(grant_option);
	COPY_SCALAR_FIELD(behavior);

	return newnode;
}

static PrivGrantee *
_copyPrivGrantee(PrivGrantee *from)
{
	PrivGrantee *newnode = makeNode(PrivGrantee);

	COPY_STRING_FIELD(username);
	COPY_STRING_FIELD(groupname);

	return newnode;
}

static FuncWithArgs *
_copyFuncWithArgs(FuncWithArgs *from)
{
	FuncWithArgs *newnode = makeNode(FuncWithArgs);

	COPY_NODE_FIELD(funcname);
	COPY_NODE_FIELD(funcargs);

	return newnode;
}

static DeclareCursorStmt *
_copyDeclareCursorStmt(DeclareCursorStmt *from)
{
	DeclareCursorStmt *newnode = makeNode(DeclareCursorStmt);

	COPY_STRING_FIELD(portalname);
	COPY_SCALAR_FIELD(options);
	COPY_NODE_FIELD(query);

	return newnode;
}

static ClosePortalStmt *
_copyClosePortalStmt(ClosePortalStmt *from)
{
	ClosePortalStmt *newnode = makeNode(ClosePortalStmt);

	COPY_STRING_FIELD(portalname);

	return newnode;
}

static ClusterStmt *
_copyClusterStmt(ClusterStmt *from)
{
	ClusterStmt *newnode = makeNode(ClusterStmt);

	COPY_NODE_FIELD(relation);
	COPY_STRING_FIELD(indexname);

	return newnode;
}

static CopyStmt *
_copyCopyStmt(CopyStmt *from)
{
	CopyStmt   *newnode = makeNode(CopyStmt);

	COPY_NODE_FIELD(relation);
	COPY_NODE_FIELD(attlist);
	COPY_SCALAR_FIELD(is_from);
	COPY_STRING_FIELD(filename);
	COPY_NODE_FIELD(options);

	return newnode;
}

static CreateStmt *
_copyCreateStmt(CreateStmt *from)
{
	CreateStmt *newnode = makeNode(CreateStmt);

	COPY_NODE_FIELD(relation);
	COPY_NODE_FIELD(tableElts);
	COPY_NODE_FIELD(inhRelations);
	COPY_NODE_FIELD(constraints);
	COPY_SCALAR_FIELD(hasoids);
	COPY_SCALAR_FIELD(oncommit);

	return newnode;
}

static InhRelation *
_copyInhRelation(InhRelation *from)
{
	InhRelation *newnode = makeNode(InhRelation);

	COPY_NODE_FIELD(relation);
	COPY_SCALAR_FIELD(including_defaults);

	return newnode;
}

static DefineStmt *
_copyDefineStmt(DefineStmt *from)
{
	DefineStmt *newnode = makeNode(DefineStmt);

	COPY_SCALAR_FIELD(kind);
	COPY_NODE_FIELD(defnames);
	COPY_NODE_FIELD(definition);

	return newnode;
}

static DropStmt *
_copyDropStmt(DropStmt *from)
{
	DropStmt   *newnode = makeNode(DropStmt);

	COPY_NODE_FIELD(objects);
	COPY_SCALAR_FIELD(removeType);
	COPY_SCALAR_FIELD(behavior);

	return newnode;
}

static TruncateStmt *
_copyTruncateStmt(TruncateStmt *from)
{
	TruncateStmt *newnode = makeNode(TruncateStmt);

	COPY_NODE_FIELD(relation);

	return newnode;
}

static CommentStmt *
_copyCommentStmt(CommentStmt *from)
{
	CommentStmt *newnode = makeNode(CommentStmt);

	COPY_SCALAR_FIELD(objtype);
	COPY_NODE_FIELD(objname);
	COPY_NODE_FIELD(objargs);
	COPY_STRING_FIELD(comment);

	return newnode;
}

static FetchStmt *
_copyFetchStmt(FetchStmt *from)
{
	FetchStmt  *newnode = makeNode(FetchStmt);

	COPY_SCALAR_FIELD(direction);
	COPY_SCALAR_FIELD(howMany);
	COPY_STRING_FIELD(portalname);
	COPY_SCALAR_FIELD(ismove);

	return newnode;
}

static IndexStmt *
_copyIndexStmt(IndexStmt *from)
{
	IndexStmt  *newnode = makeNode(IndexStmt);

	COPY_STRING_FIELD(idxname);
	COPY_NODE_FIELD(relation);
	COPY_STRING_FIELD(accessMethod);
	COPY_NODE_FIELD(indexParams);
	COPY_NODE_FIELD(whereClause);
	COPY_NODE_FIELD(rangetable);
	COPY_SCALAR_FIELD(unique);
	COPY_SCALAR_FIELD(primary);
	COPY_SCALAR_FIELD(isconstraint);

	return newnode;
}

static CreateFunctionStmt *
_copyCreateFunctionStmt(CreateFunctionStmt *from)
{
	CreateFunctionStmt *newnode = makeNode(CreateFunctionStmt);

	COPY_SCALAR_FIELD(replace);
	COPY_NODE_FIELD(funcname);
	COPY_NODE_FIELD(argTypes);
	COPY_NODE_FIELD(returnType);
	COPY_NODE_FIELD(options);
	COPY_NODE_FIELD(withClause);

	return newnode;
}

static RemoveAggrStmt *
_copyRemoveAggrStmt(RemoveAggrStmt *from)
{
	RemoveAggrStmt *newnode = makeNode(RemoveAggrStmt);

	COPY_NODE_FIELD(aggname);
	COPY_NODE_FIELD(aggtype);
	COPY_SCALAR_FIELD(behavior);

	return newnode;
}

static RemoveFuncStmt *
_copyRemoveFuncStmt(RemoveFuncStmt *from)
{
	RemoveFuncStmt *newnode = makeNode(RemoveFuncStmt);

	COPY_NODE_FIELD(funcname);
	COPY_NODE_FIELD(args);
	COPY_SCALAR_FIELD(behavior);

	return newnode;
}

static RemoveOperStmt *
_copyRemoveOperStmt(RemoveOperStmt *from)
{
	RemoveOperStmt *newnode = makeNode(RemoveOperStmt);

	COPY_NODE_FIELD(opname);
	COPY_NODE_FIELD(args);
	COPY_SCALAR_FIELD(behavior);

	return newnode;
}

static RemoveOpClassStmt *
_copyRemoveOpClassStmt(RemoveOpClassStmt *from)
{
	RemoveOpClassStmt *newnode = makeNode(RemoveOpClassStmt);

	COPY_NODE_FIELD(opclassname);
	COPY_STRING_FIELD(amname);
	COPY_SCALAR_FIELD(behavior);

	return newnode;
}

static RenameStmt *
_copyRenameStmt(RenameStmt *from)
{
	RenameStmt *newnode = makeNode(RenameStmt);

	COPY_NODE_FIELD(relation);
	COPY_NODE_FIELD(object);
	COPY_NODE_FIELD(objarg);
	COPY_STRING_FIELD(subname);
	COPY_STRING_FIELD(newname);
	COPY_SCALAR_FIELD(renameType);

	return newnode;
}

static RuleStmt *
_copyRuleStmt(RuleStmt *from)
{
	RuleStmt   *newnode = makeNode(RuleStmt);

	COPY_NODE_FIELD(relation);
	COPY_STRING_FIELD(rulename);
	COPY_NODE_FIELD(whereClause);
	COPY_SCALAR_FIELD(event);
	COPY_SCALAR_FIELD(instead);
	COPY_NODE_FIELD(actions);
	COPY_SCALAR_FIELD(replace);

	return newnode;
}

static NotifyStmt *
_copyNotifyStmt(NotifyStmt *from)
{
	NotifyStmt *newnode = makeNode(NotifyStmt);

	COPY_NODE_FIELD(relation);

	return newnode;
}

static ListenStmt *
_copyListenStmt(ListenStmt *from)
{
	ListenStmt *newnode = makeNode(ListenStmt);

	COPY_NODE_FIELD(relation);

	return newnode;
}

static UnlistenStmt *
_copyUnlistenStmt(UnlistenStmt *from)
{
	UnlistenStmt *newnode = makeNode(UnlistenStmt);

	COPY_NODE_FIELD(relation);

	return newnode;
}

static TransactionStmt *
_copyTransactionStmt(TransactionStmt *from)
{
	TransactionStmt *newnode = makeNode(TransactionStmt);

	COPY_SCALAR_FIELD(kind);
	COPY_NODE_FIELD(options);

	return newnode;
}

static CompositeTypeStmt *
_copyCompositeTypeStmt(CompositeTypeStmt *from)
{
	CompositeTypeStmt *newnode = makeNode(CompositeTypeStmt);

	COPY_NODE_FIELD(typevar);
	COPY_NODE_FIELD(coldeflist);

	return newnode;
}

static ViewStmt *
_copyViewStmt(ViewStmt *from)
{
	ViewStmt   *newnode = makeNode(ViewStmt);

	COPY_NODE_FIELD(view);
	COPY_NODE_FIELD(aliases);
	COPY_NODE_FIELD(query);
	COPY_SCALAR_FIELD(replace);

	return newnode;
}

static LoadStmt *
_copyLoadStmt(LoadStmt *from)
{
	LoadStmt   *newnode = makeNode(LoadStmt);

	COPY_STRING_FIELD(filename);

	return newnode;
}

static CreateDomainStmt *
_copyCreateDomainStmt(CreateDomainStmt *from)
{
	CreateDomainStmt *newnode = makeNode(CreateDomainStmt);

	COPY_NODE_FIELD(domainname);
	COPY_NODE_FIELD(typename);
	COPY_NODE_FIELD(constraints);

	return newnode;
}

static CreateOpClassStmt *
_copyCreateOpClassStmt(CreateOpClassStmt *from)
{
	CreateOpClassStmt *newnode = makeNode(CreateOpClassStmt);

	COPY_NODE_FIELD(opclassname);
	COPY_STRING_FIELD(amname);
	COPY_NODE_FIELD(datatype);
	COPY_NODE_FIELD(items);
	COPY_SCALAR_FIELD(isDefault);

	return newnode;
}

static CreateOpClassItem *
_copyCreateOpClassItem(CreateOpClassItem *from)
{
	CreateOpClassItem *newnode = makeNode(CreateOpClassItem);

	COPY_SCALAR_FIELD(itemtype);
	COPY_NODE_FIELD(name);
	COPY_NODE_FIELD(args);
	COPY_SCALAR_FIELD(number);
	COPY_SCALAR_FIELD(recheck);
	COPY_NODE_FIELD(storedtype);

	return newnode;
}

static CreatedbStmt *
_copyCreatedbStmt(CreatedbStmt *from)
{
	CreatedbStmt *newnode = makeNode(CreatedbStmt);

	COPY_STRING_FIELD(dbname);
	COPY_NODE_FIELD(options);

	return newnode;
}

static AlterDatabaseSetStmt *
_copyAlterDatabaseSetStmt(AlterDatabaseSetStmt *from)
{
	AlterDatabaseSetStmt *newnode = makeNode(AlterDatabaseSetStmt);

	COPY_STRING_FIELD(dbname);
	COPY_STRING_FIELD(variable);
	COPY_NODE_FIELD(value);

	return newnode;
}

static DropdbStmt *
_copyDropdbStmt(DropdbStmt *from)
{
	DropdbStmt *newnode = makeNode(DropdbStmt);

	COPY_STRING_FIELD(dbname);

	return newnode;
}

static VacuumStmt *
_copyVacuumStmt(VacuumStmt *from)
{
	VacuumStmt *newnode = makeNode(VacuumStmt);

	COPY_SCALAR_FIELD(vacuum);
	COPY_SCALAR_FIELD(full);
	COPY_SCALAR_FIELD(analyze);
	COPY_SCALAR_FIELD(freeze);
	COPY_SCALAR_FIELD(verbose);
	COPY_NODE_FIELD(relation);
	COPY_NODE_FIELD(va_cols);

	return newnode;
}

static ExplainStmt *
_copyExplainStmt(ExplainStmt *from)
{
	ExplainStmt *newnode = makeNode(ExplainStmt);

	COPY_NODE_FIELD(query);
	COPY_SCALAR_FIELD(verbose);
	COPY_SCALAR_FIELD(analyze);

	return newnode;
}

static CreateSeqStmt *
_copyCreateSeqStmt(CreateSeqStmt *from)
{
	CreateSeqStmt *newnode = makeNode(CreateSeqStmt);

	COPY_NODE_FIELD(sequence);
	COPY_NODE_FIELD(options);

	return newnode;
}

static AlterSeqStmt *
_copyAlterSeqStmt(AlterSeqStmt *from)
{
	AlterSeqStmt *newnode = makeNode(AlterSeqStmt);

	COPY_NODE_FIELD(sequence);
	COPY_NODE_FIELD(options);

	return newnode;
}

static VariableSetStmt *
_copyVariableSetStmt(VariableSetStmt *from)
{
	VariableSetStmt *newnode = makeNode(VariableSetStmt);

	COPY_STRING_FIELD(name);
	COPY_NODE_FIELD(args);
	COPY_SCALAR_FIELD(is_local);

	return newnode;
}

static VariableShowStmt *
_copyVariableShowStmt(VariableShowStmt *from)
{
	VariableShowStmt *newnode = makeNode(VariableShowStmt);

	COPY_STRING_FIELD(name);

	return newnode;
}

static VariableResetStmt *
_copyVariableResetStmt(VariableResetStmt *from)
{
	VariableResetStmt *newnode = makeNode(VariableResetStmt);

	COPY_STRING_FIELD(name);

	return newnode;
}

static CreateTrigStmt *
_copyCreateTrigStmt(CreateTrigStmt *from)
{
	CreateTrigStmt *newnode = makeNode(CreateTrigStmt);

	COPY_STRING_FIELD(trigname);
	COPY_NODE_FIELD(relation);
	COPY_NODE_FIELD(funcname);
	COPY_NODE_FIELD(args);
	COPY_SCALAR_FIELD(before);
	COPY_SCALAR_FIELD(row);
	strcpy(newnode->actions, from->actions);	/* in-line string field */
	COPY_SCALAR_FIELD(isconstraint);
	COPY_SCALAR_FIELD(deferrable);
	COPY_SCALAR_FIELD(initdeferred);
	COPY_NODE_FIELD(constrrel);

	return newnode;
}

static DropPropertyStmt *
_copyDropPropertyStmt(DropPropertyStmt *from)
{
	DropPropertyStmt *newnode = makeNode(DropPropertyStmt);

	COPY_NODE_FIELD(relation);
	COPY_STRING_FIELD(property);
	COPY_SCALAR_FIELD(removeType);
	COPY_SCALAR_FIELD(behavior);

	return newnode;
}

static CreatePLangStmt *
_copyCreatePLangStmt(CreatePLangStmt *from)
{
	CreatePLangStmt *newnode = makeNode(CreatePLangStmt);

	COPY_STRING_FIELD(plname);
	COPY_NODE_FIELD(plhandler);
	COPY_NODE_FIELD(plvalidator);
	COPY_SCALAR_FIELD(pltrusted);

	return newnode;
}

static DropPLangStmt *
_copyDropPLangStmt(DropPLangStmt *from)
{
	DropPLangStmt *newnode = makeNode(DropPLangStmt);

	COPY_STRING_FIELD(plname);
	COPY_SCALAR_FIELD(behavior);

	return newnode;
}

static CreateUserStmt *
_copyCreateUserStmt(CreateUserStmt *from)
{
	CreateUserStmt *newnode = makeNode(CreateUserStmt);

	COPY_STRING_FIELD(user);
	COPY_NODE_FIELD(options);

	return newnode;
}

static AlterUserStmt *
_copyAlterUserStmt(AlterUserStmt *from)
{
	AlterUserStmt *newnode = makeNode(AlterUserStmt);