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drizzled/cursor.h
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#ifndef DRIZZLED_CURSOR_H
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#define DRIZZLED_CURSOR_H
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#include <drizzled/atomics.h>
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#include <drizzled/definitions.h>
 
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#include <drizzled/xid.h>
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#include <drizzled/discrete_interval.h>
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#include <drizzled/error_t.h>
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#include <drizzled/ha_statistics.h>
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#include <drizzled/handler_structs.h>
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#include <drizzled/identifier.h>
 
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#include <drizzled/definitions.h>
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#include <drizzled/key_map.h>
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#include <drizzled/message/table.h>
 
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/* Definitions for parameters to do with Cursor-routines */
 
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#include <drizzled/thr_lock.h>
 
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#include <drizzled/sql_string.h>
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#include <drizzled/sql_list.h>
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#include <drizzled/thr_lock.h>
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#include <drizzled/xid.h>
 
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#include <drizzled/plugin/storage_engine.h>
 
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#include <drizzled/handler_structs.h>
 
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#include <drizzled/ha_statistics.h>
 
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#include <drizzled/atomics.h>
 
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#include <drizzled/message/table.pb.h>
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#include <bitset>
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#include <algorithm>
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#include <drizzled/visibility.h>
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namespace drizzled
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{
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typedef std::bitset<HA_MAX_ALTER_FLAGS> HA_ALTER_FLAGS;
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class AlterInfo;
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class CreateField;
 
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extern uint64_t refresh_version;  /* Increments on each reload */
 
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class Table;
 
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class TableList;
 
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class TableShare;
 
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class Select_Lex_Unit;
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class ForeignKeyInfo;
 
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struct Order;
 
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class Item;
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class Item_ident;
 
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class LEX;
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class Select_Lex;
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class Select_Lex_Unit;
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class String;
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class Table;
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class TableList;
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class TableShare;
 
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class AlterInfo;
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class select_result;
 
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class CreateField;
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class sys_var_str;
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struct Order;
 
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class Item_ident;
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typedef List<Item> List_item;
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extern KEY_CREATE_INFO default_key_create_info;
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typedef struct system_status_var system_status_var;
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namespace optimizer { class CostVector; }
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namespace plugin { class StorageEngine; }
 
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namespace optimizer
 
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{
 
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  class CostVector;
 
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}
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/*
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  bitmap with first N+1 bits set
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  If a blob column has NULL value, then its length and blob data pointer
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  must be set to 0.
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*/
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class DRIZZLED_API Cursor
 
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class Cursor
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{
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  friend class SEAPITesterCursor;
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  Table &table;               /* The current open table */
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  }
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  /**
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    Used by SHOW TABLE STATUS to get the current auto_inc from the engine
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  */
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  uint64_t getAutoIncrement()
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  {
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    return stats.auto_increment_value;
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  }
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  /**
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    insert id for the current row (*autogenerated*; if not
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    autogenerated, it's 0).
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    At first successful insertion, this variable is stored into
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  /* Estimates calculation */
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  virtual double scan_time(void)
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  { return static_cast<double>(stats.data_file_length) / IO_SIZE + 2; }
 
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  { return uint64_t2double(stats.data_file_length) / IO_SIZE + 2; }
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  virtual double read_time(uint32_t, uint32_t ranges, ha_rows rows)
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  { return ranges + rows; }
 
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  { return rows2double(ranges+rows); }
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  virtual double index_only_read_time(uint32_t keynr, double records);
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                         int *timestamps, int *timestamps_with_niladic);
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bool create_table(Session *session,
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                  const identifier::Table &identifier,
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                  HA_CREATE_INFO *create_info,
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                  message::Table &table_proto,
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                  AlterInfo *alter_info,
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                  bool tmp_table, uint32_t select_field_count,
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                  bool is_if_not_exists);
 
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                        const identifier::Table &identifier,
 
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                        HA_CREATE_INFO *create_info,
 
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                        message::Table &table_proto,
 
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                        AlterInfo *alter_info,
 
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                        bool tmp_table, uint32_t select_field_count,
 
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                        bool is_if_not_exists);
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bool create_table_no_lock(Session *session,
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                          const identifier::Table &identifier,
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                          HA_CREATE_INFO *create_info,
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                          message::Table &table_proto,
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                          AlterInfo *alter_info,
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                          bool tmp_table, uint32_t select_field_count,
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                          bool is_if_not_exists);
 
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                                const identifier::Table &identifier,
 
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                                HA_CREATE_INFO *create_info,
 
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                                message::Table &table_proto,
 
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                                AlterInfo *alter_info,
 
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                                bool tmp_table, uint32_t select_field_count,
 
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                                bool is_if_not_exists);
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bool create_like_table(Session* session,
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                       identifier::Table::const_reference destination_identifier,