~drizzle-trunk/drizzle/development

1320.4.1 by Joe Daly
scoreboard implementation for statistics
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/*
1999.6.1 by kalebral at gmail
update Copyright strings to a more common format to help with creating the master debian copyright file
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 * Copyright (C) 2010 Joseph Daly <skinny.moey@gmail.com>
1320.4.1 by Joe Daly
scoreboard implementation for statistics
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions are met:
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 *
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 *   * Redistributions of source code must retain the above copyright notice,
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 *     this list of conditions and the following disclaimer.
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 *   * Redistributions in binary form must reproduce the above copyright notice,
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 *     this list of conditions and the following disclaimer in the documentation
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 *     and/or other materials provided with the distribution.
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 *   * Neither the name of Joseph Daly nor the names of its contributors
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 *     may be used to endorse or promote products derived from this software
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 *     without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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 * THE POSSIBILITY OF SUCH DAMAGE.
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 */
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#ifndef PLUGIN_LOGGING_STATS_USER_COMMANDS_H
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#define PLUGIN_LOGGING_STATS_USER_COMMANDS_H
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#include <drizzled/common.h>
1491.4.4 by Joe Daly
rework UserCommands class to have a simplier interface and remove get/increment functions
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#include <drizzled/enum.h>
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scoreboard implementation for statistics
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#include <string>
1491.4.4 by Joe Daly
rework UserCommands class to have a simplier interface and remove get/increment functions
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#include <vector>
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1320.4.1 by Joe Daly
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class UserCommands
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{
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public:
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  UserCommands();
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1320.5.10 by Joe Daly
merge trunk
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  UserCommands(const UserCommands &user_commands);
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1491.4.12 by Joe Daly
add all the com_stats vars
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  uint64_t getCount(uint32_t index);
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  void merge(UserCommands *user_commands);
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  void reset();
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  void logCommand(drizzled::enum_sql_command sql_command);
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  static uint32_t getStatusVarsCount()
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  {
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    return drizzled::SQLCOM_END;
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  }
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  static uint32_t getUserCounts()
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  {
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    return COUNT_END; 
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  }
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1491.4.15 by Joe Daly
remove com_stat_vars and rework lock in scoreboard to not lock on Sessions locating a slot they previously owned
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  static const char *COM_STATUS_VARS[];
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add all the com_stats vars
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  static const char *USER_COUNTS[];
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1491.4.4 by Joe Daly
rework UserCommands class to have a simplier interface and remove get/increment functions
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  enum command_count_index {
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    COUNT_SELECT,
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    COUNT_DELETE,
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    COUNT_UPDATE,
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    COUNT_INSERT,
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    COUNT_ROLLBACK,
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    COUNT_COMMIT,
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    COUNT_CREATE,
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    COUNT_ALTER,
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    COUNT_DROP,
1491.4.6 by Joe Daly
rework stats_schema use static char * for command strings
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    COUNT_ADMIN,
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    /* add new COUNT_* values above this entry */
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    COUNT_END 
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  };
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  uint64_t getUserCount(uint32_t index);
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private:
1491.4.4 by Joe Daly
rework UserCommands class to have a simplier interface and remove get/increment functions
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  void init();
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1491.4.13 by Joe Daly
incrementCount() function should be private
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  void incrementCount(uint32_t index, uint32_t i= 1);
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1491.4.12 by Joe Daly
add all the com_stats vars
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  std::vector<uint64_t> vector_of_command_counts;
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};
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#endif /* PLUGIN_LOGGING_STATS_USER_COMMANDS_H */