DictSys.hpp
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上传日期:2022-05-23
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- /* Copyright (C) 2003 MySQL AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- #ifndef ODBC_DICTIONARY_DictSys_hpp
- #define ODBC_DICTIONARY_DictSys_hpp
- #include <common/common.hpp>
- #include <common/DataType.hpp>
- class Ctx;
- class DictSchema;
- class DictTable;
- class SqlType;
- /**
- * @class DictSys
- * @brief Built-in tables (replaced later by real systables)
- */
- class DictSys {
- public:
- enum Id {
- Undef = 0,
- OdbcTypeinfo = 1,
- OdbcTables = 2,
- OdbcColumns = 3,
- OdbcPrimarykeys = 4,
- Dual = 5
- };
- struct Column {
- Column(unsigned position, const char* name, bool key, const SqlType& sqlType);
- const unsigned m_position;
- const char* const m_name;
- const bool m_key;
- const SqlType m_sqlType;
- };
- struct Table {
- Table(Id id, const char* name, const Column* columnList, unsigned columnCount);
- const Id m_id;
- const char* m_name;
- const Column* const m_columnList;
- const unsigned m_columnCount;
- };
- static DictTable* loadTable(Ctx& ctx, DictSchema* schema, const BaseString& name);
- };
- inline
- DictSys::Column::Column(unsigned position, const char* name, bool key, const SqlType& sqlType) :
- m_position(position),
- m_name(name),
- m_key(key),
- m_sqlType(sqlType)
- {
- }
- inline
- DictSys::Table::Table(DictSys::Id id, const char* name, const Column* columnList, unsigned columnCount) :
- m_id(id),
- m_name(name),
- m_columnList(columnList),
- m_columnCount(columnCount)
- {
- }
- #endif