/* 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_CODEGEN_Code_delete_index_hpp #define ODBC_CODEGEN_Code_delete_index_hpp #include <common/common.hpp> #include "Code_dml.hpp" #include "Code_query.hpp" #include "Code_table.hpp" /** * @class Plan_delete_index * @brief Delete by primary key */ class Plan_delete_index : public Plan_dml { public: Plan_delete_index(Plan_root* root); virtual ~Plan_delete_index(); Plan_base* analyze(Ctx& ctx, Ctl& ctl); void describe(Ctx& ctx); Exec_base* codegen(Ctx& ctx, Ctl& ctl); void print(Ctx& ctx); // children void setQuery(Plan_query* query); void setTable(Plan_table* table, Plan_table::Index* index); protected: Plan_query* m_query; Plan_table* m_table; Plan_table::Index* m_index; }; inline Plan_delete_index::Plan_delete_index(Plan_root* root) : Plan_dml(root), m_query(0), m_table(0) { } inline void Plan_delete_index::setQuery(Plan_query* query) { ctx_assert(query != 0); m_query = query; } inline void Plan_delete_index::setTable(Plan_table* table, Plan_table::Index* index) { ctx_assert(table != 0 && index != 0 && index == &table->m_indexList[index->m_pos] && index->m_pos != 0); m_table = table; m_index = index; } /** * @class Exec_delete_index * @brief Delete by primary key */ class Exec_delete_index : public Exec_dml { public: class Code : public Exec_dml::Code { public: Code(unsigned keyCount); virtual ~Code(); protected: friend class Plan_delete_index; friend class Exec_delete_index; const char* m_tableName; const char* m_indexName; unsigned m_keyCount; SqlSpecs m_keySpecs; // key types NdbAttrId* m_keyId; Exec_expr** m_keyMatch; // XXX pointers for now }; class Data : public Exec_dml::Data { public: Data(); virtual ~Data(); protected: friend class Exec_delete_index; }; Exec_delete_index(Exec_root* root); virtual ~Exec_delete_index(); void alloc(Ctx& ctx, Ctl& ctl); void execImpl(Ctx& ctx, Ctl& ctl); void close(Ctx& ctx); void print(Ctx& ctx); // children const Code& getCode() const; Data& getData() const; void setQuery(Exec_query* query); protected: Exec_query* m_query; }; inline Exec_delete_index::Code::Code(unsigned keyCount) : m_tableName(0), m_indexName(0), m_keyCount(keyCount), m_keySpecs(keyCount), m_keyId(0), m_keyMatch(0) { } inline Exec_delete_index::Data::Data() { } inline Exec_delete_index::Exec_delete_index(Exec_root* root) : Exec_dml(root), m_query(0) { } // children inline const Exec_delete_index::Code& Exec_delete_index::getCode() const { const Code* code = static_cast<const Code*>(m_code); return *code; } inline Exec_delete_index::Data& Exec_delete_index::getData() const { Data* data = static_cast<Data*>(m_data); return *data; } inline void Exec_delete_index::setQuery(Exec_query* query) { ctx_assert(query != 0 && m_query == 0); m_query = query; } #endif