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  • Committer: Marisa Plumb
  • Date: 2010-12-04 02:38:29 UTC
  • mto: This revision was merged to the branch mainline in revision 1984.
  • Revision ID: marisa.plumb@gmail.com-20101204023829-2khzxh30wxi256db
updates to a few sql docs 

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drizzled/statement/drop_index.cc
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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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 *
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 *  Copyright (C) 2009 Sun Microsystems, Inc.
 
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 *  Copyright (C) 2009 Sun Microsystems
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 *
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 *  This program is free software; you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 */
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#include <config.h>
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#include <drizzled/show.h>
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#include <drizzled/session.h>
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#include <drizzled/statement/drop_index.h>
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#include <drizzled/statement/alter_table.h>
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#include <drizzled/plugin/storage_engine.h>
 
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#include "config.h"
 
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#include "drizzled/show.h"
 
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#include "drizzled/session.h"
 
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#include "drizzled/statement/drop_index.h"
 
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#include "drizzled/statement/alter_table.h"
 
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#include "drizzled/db.h"
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namespace drizzled
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{
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bool statement::DropIndex::execute()
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{
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  TableList *first_table= (TableList *) getSession()->getLex()->select_lex.table_list.first;
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  TableList *all_tables= getSession()->getLex()->query_tables;
 
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  TableList *first_table= (TableList *) session->lex->select_lex.table_list.first;
 
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  TableList *all_tables= session->lex->query_tables;
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  /* Chicken/Egg... we need to search for the table, to know if the table exists, so we can build a full identifier from it */
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  message::table::shared_ptr original_table_message;
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  {
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    identifier::Table identifier(first_table->getSchemaName(), first_table->getTableName());
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    if (not (original_table_message= plugin::StorageEngine::getTableMessage(*getSession(), identifier)))
 
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    TableIdentifier identifier(first_table->getSchemaName(), first_table->getTableName());
 
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    if (plugin::StorageEngine::getTableDefinition(*session, identifier, original_table_message) != EEXIST)
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    {
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      my_error(ER_BAD_TABLE_ERROR, identifier);
 
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      my_error(ER_BAD_TABLE_ERROR, MYF(0), identifier.getSQLPath().c_str());
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      return true;
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    }
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  }
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  HA_CREATE_INFO create_info;
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  assert(first_table == all_tables && first_table != 0);
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  if (getSession()->inTransaction())
 
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  if (! session->endActiveTransaction())
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  {
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    my_error(ER_TRANSACTIONAL_DDL_NOT_SUPPORTED, MYF(0));
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    return true;
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  }
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  memset(&create_info, 0, sizeof(create_info));
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  create_info.db_type= 0;
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  bool res;
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  if (original_table_message->type() == message::Table::STANDARD )
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  {
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    identifier::Table identifier(first_table->getSchemaName(), first_table->getTableName());
 
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    TableIdentifier identifier(first_table->getSchemaName(), first_table->getTableName());
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    create_info.default_table_charset= plugin::StorageEngine::getSchemaCollation(identifier);
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    res= alter_table(getSession(), 
 
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    res= alter_table(session, 
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                     identifier,
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                     identifier,
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                     &create_info, 
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  }
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  else
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  {
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    identifier::Table catch22(first_table->getSchemaName(), first_table->getTableName());
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    Table *table= getSession()->find_temporary_table(catch22);
 
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    TableIdentifier catch22(first_table->getSchemaName(), first_table->getTableName());
 
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    Table *table= session->find_temporary_table(catch22);
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    assert(table);
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    {
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      identifier::Table identifier(first_table->getSchemaName(), first_table->getTableName(), table->getShare()->getPath());
 
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      TableIdentifier identifier(first_table->getSchemaName(), first_table->getTableName(), table->getShare()->getPath());
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      create_info.default_table_charset= plugin::StorageEngine::getSchemaCollation(identifier);
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      res= alter_table(getSession(), 
 
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      res= alter_table(session, 
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                       identifier,
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                       identifier,
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                       &create_info,