ClickHouse/dbms/include/DB/Storages/StorageView.h

30 lines
865 B
C++

#pragma once
#include <DB/Storages/IStorage.h>
#include <DB/Parsers/ASTSelectQuery.h>
namespace DB
{
class StorageView : public IStorage {
public:
static StoragePtr create(const std::string & name_, const ASTSelectQuery & inner_query_, NamesAndTypesListPtr columns_, const Context & context_);
std::string getName() const { return "VIEW"; }
std::string getTableName() const { return name; }
const NamesAndTypesList & getColumnsList() const { return *columns; }
DB::ASTPtr getInnerQuery() { return inner_query.clone(); };
private:
String name;
ASTSelectQuery inner_query;
NamesAndTypesListPtr columns;
const Context & context;
StorageView(const std::string & name_, const ASTSelectQuery & inner_query_, NamesAndTypesListPtr columns_, const Context & context_): name(name_), inner_query(inner_query_), columns(columns_), context(context_) { }
};
}