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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_CODEGEN_Code_insert_hpp
#define ODBC_CODEGEN_Code_insert_hpp
#include <common/common.hpp>
#include "Code_base.hpp"
#include "Code_dml.hpp"
#include "Code_dml_row.hpp"
#include "Code_expr_row.hpp"
#include "Code_select.hpp"
#include "Code_query.hpp"
#include "Code_table.hpp"
#include "Code_set_row.hpp"
enum Insert_op {
Insert_op_undef = 0,
Insert_op_insert = 1,
Insert_op_write = 2
};
/**
* @class Plan_insert
* @brief Insert in PlanTree
*
* Insert. Becomes directly executable.
*/
class Plan_insert : public Plan_dml {
public:
Plan_insert(Plan_root* root, Insert_op insertOp);
virtual ~Plan_insert();
Plan_base* analyze(Ctx& ctx, Ctl& ctl);
void describe(Ctx& ctx);
Exec_base* codegen(Ctx& ctx, Ctl& ctl);
void print(Ctx& ctx);
// children
void setTable(Plan_table* table);
Plan_dml_row* getDmlRow() const;
void setDmlRow(Plan_dml_row* dmlRow);
void setExprRow(Plan_expr_row* exprRow);
void setSelect(Plan_select* select);
void setQuery(Plan_query* query);
void setMysqlRow(Plan_set_row* mysqlRow);
protected:
Insert_op m_insertOp;
Plan_table* m_table;
Plan_dml_row* m_dmlRow;
Plan_expr_row* m_exprRow;
Plan_select* m_select;
Plan_query* m_query;
Plan_set_row* m_mysqlRow;
};
inline
Plan_insert::Plan_insert(Plan_root* root, Insert_op insertOp) :
Plan_dml(root),
m_insertOp(insertOp),
m_table(0),
m_dmlRow(0),
m_exprRow(0),
m_select(0),
m_query(0),
m_mysqlRow(0)
{
}
// children
inline void
Plan_insert::setTable(Plan_table* table)
{
ctx_assert(table != 0);
m_table = table;
}
inline void
Plan_insert::setDmlRow(Plan_dml_row* dmlRow)
{
ctx_assert(dmlRow != 0);
m_dmlRow = dmlRow;
}
inline Plan_dml_row*
Plan_insert::getDmlRow() const
{
ctx_assert(m_dmlRow != 0);
return m_dmlRow;
}
inline void
Plan_insert::setExprRow(Plan_expr_row* exprRow)
{
ctx_assert(exprRow != 0);
m_exprRow = exprRow;
}
inline void
Plan_insert::setSelect(Plan_select* select)
{
ctx_assert(select != 0);
m_select = select;
}
inline void
Plan_insert::setQuery(Plan_query* query)
{
ctx_assert(query != 0);
m_query = query;
}
inline void
Plan_insert::setMysqlRow(Plan_set_row* mysqlRow)
{
ctx_assert(mysqlRow != 0);
m_mysqlRow = mysqlRow;
}
/**
* @class Exec_insert
* @brief Executable insert
*/
class Exec_insert : public Exec_dml {
public:
class Code : public Exec_dml::Code {
public:
Code();
virtual ~Code();
protected:
friend class Plan_insert;
friend class Exec_insert;
Insert_op m_insertOp;
char* m_tableName;
unsigned m_attrCount;
NdbAttrId* m_attrId;
bool* m_isKey;
unsigned m_tupleId; // position of tuple id
unsigned m_autoIncrement; // position of ai key
SqlType m_idType; // type of tuple id or ai key
unsigned m_defaultCount;
NdbAttrId* m_defaultId;
SqlRow* m_defaultValue;
bool findAttrId(NdbAttrId attrId) const;
};
class Data : public Exec_dml::Data {
public:
Data();
virtual ~Data();
protected:
friend class Exec_insert;
};
Exec_insert(Exec_root* root);
virtual ~Exec_insert();
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);
private:
Exec_query* m_query;
};
inline
Exec_insert::Code::Code() :
m_insertOp(Insert_op_undef),
m_tableName(0),
m_attrCount(0),
m_attrId(0),
m_isKey(0),
m_tupleId(0),
m_autoIncrement(0),
m_defaultCount(0),
m_defaultId(0),
m_defaultValue(0)
{
}
inline
Exec_insert::Data::Data()
{
}
inline
Exec_insert::Exec_insert(Exec_root* root) :
Exec_dml(root),
m_query(0)
{
}
// children
inline const Exec_insert::Code&
Exec_insert::getCode() const
{
const Code* code = static_cast<const Code*>(m_code);
return *code;
}
inline Exec_insert::Data&
Exec_insert::getData() const
{
Data* data = static_cast<Data*>(m_data);
return *data;
}
inline void
Exec_insert::setQuery(Exec_query* query)
{
ctx_assert(m_query == 0 && query != 0);
m_query = query;
}
#endif
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