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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2008 Sun Microsystems, Inc.
*
* 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; version 2 of the License.
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <config.h>
#include <drizzled/field/varstring.h>
#include <drizzled/session.h>
#include <drizzled/stored_key.h>
#include <drizzled/table.h>
namespace drizzled {
StoredKey::StoredKey(Session *session,
Field *field_arg,
unsigned char *ptr,
unsigned char *null,
uint32_t length) :
null_key(0),
null_ptr(null),
err(0)
{
if (field_arg->type() == DRIZZLE_TYPE_BLOB)
{
/*
Key segments are always packed with a 2 byte length prefix.
See mi_rkey for details.
*/
to_field= new Field_varstring(ptr,
length,
2,
null,
1,
field_arg->field_name,
field_arg->charset());
to_field->init(field_arg->getTable());
}
else
{
to_field= field_arg->new_key_field(session->mem_root, field_arg->getTable(),
ptr, null, 1);
}
to_field->setWriteSet();
}
StoredKey::store_key_result StoredKey::copy()
{
store_key_result result;
Session *session= to_field->getTable()->in_use;
enum_check_fields saved_count_cuted_fields= session->count_cuted_fields;
session->count_cuted_fields= CHECK_FIELD_IGNORE;
result= copy_inner();
session->count_cuted_fields= saved_count_cuted_fields;
return result;
}
} /* namespace drizzled */
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