390.1.2
by Monty Taylor
Fixed copyright headers in drizzled/ |
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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) 2008 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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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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1
by brian
clean slate |
20 |
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327.1.5
by Brian Aker
Refactor around classes. TABLE_LIST has been factored out of table.h |
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/* Structs that defines the Table */
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1
by brian
clean slate |
22 |
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327.1.2
by Brian Aker
Commiting next pass of Table class cleanup. |
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#ifndef DRIZZLED_TABLE_H
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#define DRIZZLED_TABLE_H
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1122.2.13
by Monty Taylor
Header cleanup. |
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#include <string> |
27 |
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1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
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#include "drizzled/order.h" |
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#include "drizzled/filesort_info.h" |
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#include "drizzled/natural_join_column.h" |
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#include "drizzled/field_iterator.h" |
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1183.1.2
by Brian Aker
Rename of handler to Cursor. You would not believe how long I have wanted |
32 |
#include "drizzled/cursor.h" |
1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
33 |
#include "drizzled/lex_string.h" |
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#include "drizzled/table_list.h" |
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#include "drizzled/table_share.h" |
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1130.3.4
by Monty Taylor
Merged in tree-wide include guard fixes and some header cleanup. |
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#include "drizzled/atomics.h" |
1241.9.12
by Monty Taylor
Trims more out of server_includes.h. |
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#include "drizzled/query_id.h" |
1100
by Brian Aker
Merge |
38 |
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1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
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namespace drizzled |
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{
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584.1.13
by Monty Taylor
Split out a little more code. Removed table_list.h from common_includes. |
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class Item; |
1
by brian
clean slate |
43 |
class Item_subselect; |
848
by Brian Aker
typdef class removal (just... use the name of the class). |
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class Select_Lex_Unit; |
846
by Brian Aker
Removing on typedeffed class. |
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class Select_Lex; |
1
by brian
clean slate |
46 |
class COND_EQUAL; |
1273.11.1
by Dennis Schoen
rename class |
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class SecurityContext; |
327.2.4
by Brian Aker
Refactoring table.h |
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class TableList; |
1
by brian
clean slate |
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class Field_timestamp; |
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class Field_blob; |
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1220.1.3
by Brian Aker
Remove atomic on refresh (go back to do it via lazy method). |
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extern uint64_t refresh_version; |
1122.2.13
by Monty Taylor
Header cleanup. |
53 |
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1
by brian
clean slate |
54 |
typedef enum enum_table_category TABLE_CATEGORY; |
1241.9.1
by Monty Taylor
Removed global.h. Fixed all the headers. |
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typedef struct st_columndef MI_COLUMNDEF; |
1
by brian
clean slate |
56 |
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520.1.22
by Brian Aker
Second pass of thd cleanup |
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bool create_myisam_from_heap(Session *session, Table *table, |
327.1.2
by Brian Aker
Commiting next pass of Table class cleanup. |
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MI_COLUMNDEF *start_recinfo, |
660.1.3
by Eric Herman
removed trailing whitespace with simple script: |
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MI_COLUMNDEF **recinfo, |
327.1.2
by Brian Aker
Commiting next pass of Table class cleanup. |
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int error, bool ignore_last_dupp_key_error); |
61 |
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1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
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/**
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* Class representing a set of records, either in a temporary,
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* normal, or derived table.
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*/
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class Table |
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{
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327.1.1
by Brian Aker
First pass in encapsulating table (it is now an object, no longer a structure). |
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public: |
1030.1.1
by Brian Aker
Straighten out structures (remove some some dead bits). |
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1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
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TableShare *s; /**< Pointer to the shared metadata about the table */ |
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Field **field; /**< Pointer to fields collection */ |
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1030.1.1
by Brian Aker
Straighten out structures (remove some some dead bits). |
72 |
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1208.3.2
by brian
Update for Cursor renaming. |
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Cursor *cursor; /**< Pointer to the storage engine's Cursor managing this table */ |
1030.1.1
by Brian Aker
Straighten out structures (remove some some dead bits). |
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Table *next; |
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Table *prev; |
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1103.6.2
by Padraig O'Sullivan
Removing references to MY_BITMAP throughout the code base and updating calls |
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MyBitmap *read_set; /* Active column sets */ |
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MyBitmap *write_set; /* Active column sets */ |
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1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
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uint32_t tablenr; |
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1208.3.2
by brian
Update for Cursor renaming. |
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uint32_t db_stat; /**< information about the cursor as in Cursor.h */ |
1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
82 |
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1103.6.2
by Padraig O'Sullivan
Removing references to MY_BITMAP throughout the code base and updating calls |
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MyBitmap def_read_set; /**< Default read set of columns */ |
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MyBitmap def_write_set; /**< Default write set of columns */ |
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MyBitmap tmp_set; /* Not sure about this... */ |
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1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
86 |
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1188.1.2
by Jay Pipes
Style and doxygen cleanup ONLY. Moves method documentation from source into header files. Removes TAB characters and cleans up indentation. |
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Session *in_use; /**< Pointer to the current session using this object */ |
1320.1.18
by Brian Aker
Overhaul of SHOW TABLE STATUS. |
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Session *getSession() |
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{
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return in_use; |
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}
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1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
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unsigned char *record[2]; /**< Pointer to "records" */ |
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unsigned char *insert_values; /* used by INSERT ... UPDATE */ |
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KEY *key_info; /**< data of keys in database */ |
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Field *next_number_field; /**< Set if next_number is activated. @TODO What the heck is the difference between this and the next member? */ |
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Field *found_next_number_field; /**< Points to the "next-number" field (autoincrement field) */ |
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Field_timestamp *timestamp_field; /**< Points to the auto-setting timestamp field, if any */ |
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||
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TableList *pos_in_table_list; /* Element referring to this table */ |
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327.2.3
by Brian Aker
Refactoring of class Table |
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order_st *group; |
1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
102 |
const char *alias; /**< alias or table name if no alias */ |
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unsigned char *null_flags; |
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1
by brian
clean slate |
104 |
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1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
105 |
uint32_t lock_position; /**< Position in DRIZZLE_LOCK.table */ |
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uint32_t lock_data_start; /**< Start pos. in DRIZZLE_LOCK.locks */ |
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uint32_t lock_count; /**< Number of locks */ |
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1030.1.2
by Brian Aker
More alignment for structures |
108 |
uint32_t used_fields; |
1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
109 |
uint32_t status; /* What's in record[0] */ |
1
by brian
clean slate |
110 |
/* number of select if it is derived table */
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1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
111 |
uint32_t derived_select_number; |
1188.1.2
by Jay Pipes
Style and doxygen cleanup ONLY. Moves method documentation from source into header files. Removes TAB characters and cleans up indentation. |
112 |
int current_lock; /**< Type of lock on table */ |
1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
113 |
bool copy_blobs; /**< Should blobs by copied when storing? */ |
1
by brian
clean slate |
114 |
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115 |
/*
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0 or JOIN_TYPE_{LEFT|RIGHT}. Currently this is only compared to 0.
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If maybe_null !=0, this table is inner w.r.t. some outer join operation,
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and null_row may be true.
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*/
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327.1.3
by Brian Aker
Cleaned up depend in Proto utils. Modified int to bool. Put TmpTable class |
120 |
bool maybe_null; |
121 |
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1
by brian
clean slate |
122 |
/*
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660.1.3
by Eric Herman
removed trailing whitespace with simple script: |
123 |
If true, the current table row is considered to have all columns set to
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1
by brian
clean slate |
124 |
NULL, including columns declared as "not null" (see maybe_null).
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*/
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274
by Brian Aker
my_bool conversion in Table |
126 |
bool null_row; |
1
by brian
clean slate |
127 |
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274
by Brian Aker
my_bool conversion in Table |
128 |
bool force_index; |
129 |
bool distinct,const_table,no_rows; |
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1030.1.2
by Brian Aker
More alignment for structures |
130 |
bool key_read; |
131 |
bool no_keyread; |
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1
by brian
clean slate |
132 |
/*
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133 |
Placeholder for an open table which prevents other connections
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from taking name-locks on this table. Typically used with
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1000.1.3
by Brian Aker
Renamed TABLE_SHARE to TableShare |
135 |
TableShare::version member to take an exclusive name-lock on
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1
by brian
clean slate |
136 |
this table name -- a name lock that not only prevents other
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threads from opening the table, but also blocks other name
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locks. This is achieved by:
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- setting open_placeholder to 1 - this will block other name
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locks, as wait_for_locked_table_name will be forced to wait,
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see table_is_used for details.
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- setting version to 0 - this will force other threads to close
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the instance of this table and wait (this is the same approach
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as used for usual name locks).
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1183.1.2
by Brian Aker
Rename of handler to Cursor. You would not believe how long I have wanted |
145 |
An exclusively name-locked table currently can have no Cursor
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1
by brian
clean slate |
146 |
object associated with it (db_stat is always 0), but please do
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147 |
not rely on that.
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*/
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274
by Brian Aker
my_bool conversion in Table |
149 |
bool open_placeholder; |
150 |
bool locked_by_name; |
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151 |
bool no_cache; |
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1
by brian
clean slate |
152 |
/*
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153 |
To indicate that a non-null value of the auto_increment field
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154 |
was provided by the user or retrieved from the current record.
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Used only in the MODE_NO_AUTO_VALUE_ON_ZERO mode.
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156 |
*/
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274
by Brian Aker
my_bool conversion in Table |
157 |
bool auto_increment_field_not_null; |
1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
158 |
bool alias_name_used; /* true if table_name is alias */ |
1030.1.2
by Brian Aker
More alignment for structures |
159 |
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160 |
/*
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161 |
The ID of the query that opened and is using this table. Has different
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meanings depending on the table type.
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163 |
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164 |
Temporary tables:
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165 |
||
166 |
table->query_id is set to session->query_id for the duration of a statement
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and is reset to 0 once it is closed by the same statement. A non-zero
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table->query_id means that a statement is using the table even if it's
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not the current statement (table is in use by some outer statement).
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170 |
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Non-temporary tables:
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172 |
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173 |
Under pre-locked or LOCK TABLES mode: query_id is set to session->query_id
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for the duration of a statement and is reset to 0 once it is closed by
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the same statement. A non-zero query_id is used to control which tables
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in the list of pre-opened and locked tables are actually being used.
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*/
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1188.1.2
by Jay Pipes
Style and doxygen cleanup ONLY. Moves method documentation from source into header files. Removes TAB characters and cleans up indentation. |
178 |
query_id_t query_id; |
1030.1.2
by Brian Aker
More alignment for structures |
179 |
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1188.1.2
by Jay Pipes
Style and doxygen cleanup ONLY. Moves method documentation from source into header files. Removes TAB characters and cleans up indentation. |
180 |
/**
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181 |
* Estimate of number of records that satisfy SARGable part of the table
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1208.3.2
by brian
Update for Cursor renaming. |
182 |
* condition, or table->cursor->records if no SARGable condition could be
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1188.1.2
by Jay Pipes
Style and doxygen cleanup ONLY. Moves method documentation from source into header files. Removes TAB characters and cleans up indentation. |
183 |
* constructed.
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* This value is used by join optimizer as an estimate of number of records
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* that will pass the table condition (condition that depends on fields of
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* this table and constants)
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*/
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1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
188 |
ha_rows quick_condition_rows; |
1030.1.2
by Brian Aker
More alignment for structures |
189 |
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190 |
/*
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If this table has TIMESTAMP field with auto-set property (pointed by
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192 |
timestamp_field member) then this variable indicates during which
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operations (insert only/on update/in both cases) we should set this
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field to current timestamp. If there are no such field in this table
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or we should not automatically set its value during execution of current
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statement then the variable contains TIMESTAMP_NO_AUTO_SET (i.e. 0).
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197 |
||
198 |
Value of this variable is set for each statement in open_table() and
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if needed cleared later in statement processing code (see mysql_update()
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as example).
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*/
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202 |
timestamp_auto_set_type timestamp_field_type; |
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1188.1.2
by Jay Pipes
Style and doxygen cleanup ONLY. Moves method documentation from source into header files. Removes TAB characters and cleans up indentation. |
203 |
table_map map; ///< ID bit of table (1,2,4,8,16...) |
1
by brian
clean slate |
204 |
|
1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
205 |
RegInfo reginfo; /* field connections */ |
1030.1.2
by Brian Aker
More alignment for structures |
206 |
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207 |
/*
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208 |
Map of keys that can be used to retrieve all data from this table
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209 |
needed by the query without reading the row.
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*/
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211 |
key_map covering_keys; |
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212 |
key_map quick_keys; |
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key_map merge_keys; |
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214 |
||
215 |
/*
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A set of keys that can be used in the query that references this
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table.
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218 |
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219 |
All indexes disabled on the table's TableShare (see Table::s) will be
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subtracted from this set upon instantiation. Thus for any Table t it holds
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that t.keys_in_use_for_query is a subset of t.s.keys_in_use. Generally we
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222 |
must not introduce any new keys here (see setup_tables).
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223 |
||
224 |
The set is implemented as a bitmap.
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225 |
*/
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226 |
key_map keys_in_use_for_query; |
|
227 |
/* Map of keys that can be used to calculate GROUP BY without sorting */
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228 |
key_map keys_in_use_for_group_by; |
|
229 |
/* Map of keys that can be used to calculate ORDER BY without sorting */
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230 |
key_map keys_in_use_for_order_by; |
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231 |
||
232 |
/*
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233 |
For each key that has quick_keys.test(key) == true: estimate of #records
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234 |
and max #key parts that range access would use.
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*/
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1188.1.2
by Jay Pipes
Style and doxygen cleanup ONLY. Moves method documentation from source into header files. Removes TAB characters and cleans up indentation. |
236 |
ha_rows quick_rows[MAX_KEY]; |
1030.1.2
by Brian Aker
More alignment for structures |
237 |
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238 |
/* Bitmaps of key parts that =const for the entire join. */
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239 |
key_part_map const_key_parts[MAX_KEY]; |
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240 |
||
1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
241 |
uint32_t quick_key_parts[MAX_KEY]; |
242 |
uint32_t quick_n_ranges[MAX_KEY]; |
|
1030.1.2
by Brian Aker
More alignment for structures |
243 |
|
1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
244 |
memory::Root mem_root; |
327.2.3
by Brian Aker
Refactoring of class Table |
245 |
filesort_info_st sort; |
1
by brian
clean slate |
246 |
|
1241.9.1
by Monty Taylor
Removed global.h. Fixed all the headers. |
247 |
Table(); |
327.1.1
by Brian Aker
First pass in encapsulating table (it is now an object, no longer a structure). |
248 |
|
1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
249 |
int report_error(int error); |
1188.1.2
by Jay Pipes
Style and doxygen cleanup ONLY. Moves method documentation from source into header files. Removes TAB characters and cleans up indentation. |
250 |
/**
|
251 |
* Free information allocated by openfrm
|
|
252 |
*
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|
253 |
* @param If true if we also want to free table_share
|
|
254 |
*/
|
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1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
255 |
int closefrm(bool free_share); |
256 |
||
1241.9.1
by Monty Taylor
Removed global.h. Fixed all the headers. |
257 |
void resetTable(Session *session, TableShare *share, uint32_t db_stat_arg); |
1030.1.2
by Brian Aker
More alignment for structures |
258 |
|
1030.1.1
by Brian Aker
Straighten out structures (remove some some dead bits). |
259 |
/* SHARE methods */
|
1320.1.18
by Brian Aker
Overhaul of SHOW TABLE STATUS. |
260 |
inline const TableShare *getShare() const { assert(s); return s; } /* Get rid of this long term */ |
1030.1.1
by Brian Aker
Straighten out structures (remove some some dead bits). |
261 |
inline void setShare(TableShare *new_share) { s= new_share; } /* Get rid of this long term */ |
262 |
inline uint32_t sizeKeys() { return s->keys; } |
|
263 |
inline uint32_t sizeFields() { return s->fields; } |
|
264 |
inline uint32_t getRecordLength() { return s->reclength; } |
|
265 |
inline uint32_t sizeBlobFields() { return s->blob_fields; } |
|
266 |
inline uint32_t *getBlobField() { return s->blob_field; } |
|
267 |
inline uint32_t getNullBytes() { return s->null_bytes; } |
|
268 |
inline uint32_t getNullFields() { return s->null_fields; } |
|
269 |
inline unsigned char *getDefaultValues() { return s->default_values; } |
|
270 |
||
1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
271 |
inline bool isDatabaseLowByteFirst() { return s->db_low_byte_first; } /* Portable row format */ |
1030.1.1
by Brian Aker
Straighten out structures (remove some some dead bits). |
272 |
inline bool isNameLock() { return s->name_lock; } |
273 |
inline bool isReplaceWithNameLock() { return s->replace_with_name_lock; } |
|
1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
274 |
inline bool isWaitingOnCondition() { return s->waiting_on_cond; } /* Protection against free */ |
1030.1.1
by Brian Aker
Straighten out structures (remove some some dead bits). |
275 |
|
1235.1.14
by Brian Aker
Final move of index flags up to Engine (new interface still needed). |
276 |
uint32_t index_flags(uint32_t idx) const |
277 |
{
|
|
278 |
return s->storage_engine->index_flags(s->key_info[idx].algorithm); |
|
279 |
}
|
|
280 |
||
1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
281 |
inline plugin::StorageEngine *getEngine() const /* table_type for handler */ |
1235.1.2
by Brian Aker
Added engine flag so that an engine can skip store_lock. |
282 |
{
|
283 |
return s->storage_engine; |
|
284 |
}
|
|
285 |
||
1320.1.18
by Brian Aker
Overhaul of SHOW TABLE STATUS. |
286 |
Cursor &getCursor() const /* table_type for handler */ |
287 |
{
|
|
288 |
assert(cursor); |
|
289 |
return *cursor; |
|
290 |
}
|
|
291 |
||
1030.1.1
by Brian Aker
Straighten out structures (remove some some dead bits). |
292 |
/* For TMP tables, should be pulled out as a class */
|
1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
293 |
void updateCreateInfo(message::Table *table_proto); |
1030.1.1
by Brian Aker
Straighten out structures (remove some some dead bits). |
294 |
void setup_tmp_table_column_bitmaps(unsigned char *bitmaps); |
295 |
bool create_myisam_tmp_table(KEY *keyinfo, |
|
296 |
MI_COLUMNDEF *start_recinfo, |
|
297 |
MI_COLUMNDEF **recinfo, |
|
298 |
uint64_t options); |
|
299 |
void free_tmp_table(Session *session); |
|
300 |
bool open_tmp_table(); |
|
301 |
size_t max_row_length(const unsigned char *data); |
|
302 |
uint32_t find_shortest_key(const key_map *usable_keys); |
|
303 |
bool compare_record(Field **ptr); |
|
304 |
bool compare_record(); |
|
305 |
/* TODO: the (re)storeRecord's may be able to be further condensed */
|
|
306 |
void storeRecord(); |
|
307 |
void storeRecordAsInsert(); |
|
308 |
void storeRecordAsDefault(); |
|
309 |
void restoreRecord(); |
|
310 |
void restoreRecordAsDefault(); |
|
311 |
void emptyRecord(); |
|
312 |
||
313 |
/* See if this can be blown away */
|
|
314 |
inline uint32_t getDBStat () { return db_stat; } |
|
315 |
inline uint32_t setDBStat () { return db_stat; } |
|
1188.1.2
by Jay Pipes
Style and doxygen cleanup ONLY. Moves method documentation from source into header files. Removes TAB characters and cleans up indentation. |
316 |
/**
|
317 |
* Create Item_field for each column in the table.
|
|
318 |
*
|
|
319 |
* @param[out] a pointer to an empty list used to store items
|
|
320 |
*
|
|
321 |
* @details
|
|
322 |
*
|
|
323 |
* Create Item_field object for each column in the table and
|
|
324 |
* initialize it with the corresponding Field. New items are
|
|
325 |
* created in the current Session memory root.
|
|
326 |
*
|
|
327 |
* @retval
|
|
328 |
* false on success
|
|
329 |
* @retval
|
|
330 |
* true when out of memory
|
|
331 |
*/
|
|
1
by brian
clean slate |
332 |
bool fill_item_list(List<Item> *item_list) const; |
333 |
void clear_column_bitmaps(void); |
|
334 |
void prepare_for_position(void); |
|
1103.6.2
by Padraig O'Sullivan
Removing references to MY_BITMAP throughout the code base and updating calls |
335 |
void mark_columns_used_by_index_no_reset(uint32_t index, MyBitmap *map); |
1003.1.7
by Brian Aker
Add mark_columns_used_by_index_no_reset() with just index (assumes read_set |
336 |
void mark_columns_used_by_index_no_reset(uint32_t index); |
482
by Brian Aker
Remove uint. |
337 |
void mark_columns_used_by_index(uint32_t index); |
1
by brian
clean slate |
338 |
void restore_column_maps_after_mark_index(); |
339 |
void mark_auto_increment_column(void); |
|
340 |
void mark_columns_needed_for_update(void); |
|
341 |
void mark_columns_needed_for_delete(void); |
|
342 |
void mark_columns_needed_for_insert(void); |
|
1103.6.2
by Padraig O'Sullivan
Removing references to MY_BITMAP throughout the code base and updating calls |
343 |
inline void column_bitmaps_set(MyBitmap *read_set_arg, |
344 |
MyBitmap *write_set_arg) |
|
1
by brian
clean slate |
345 |
{
|
346 |
read_set= read_set_arg; |
|
347 |
write_set= write_set_arg; |
|
348 |
}
|
|
354
by Brian Aker
Refactor of Table methods. |
349 |
|
1005.2.3
by Monty Taylor
Further reversion of P. |
350 |
void restore_column_map(my_bitmap_map *old); |
354
by Brian Aker
Refactor of Table methods. |
351 |
|
1103.6.2
by Padraig O'Sullivan
Removing references to MY_BITMAP throughout the code base and updating calls |
352 |
my_bitmap_map *use_all_columns(MyBitmap *bitmap); |
1
by brian
clean slate |
353 |
inline void use_all_columns() |
354 |
{
|
|
355 |
column_bitmaps_set(&s->all_set, &s->all_set); |
|
356 |
}
|
|
354
by Brian Aker
Refactor of Table methods. |
357 |
|
1
by brian
clean slate |
358 |
inline void default_column_bitmaps() |
359 |
{
|
|
360 |
read_set= &def_read_set; |
|
361 |
write_set= &def_write_set; |
|
362 |
}
|
|
354
by Brian Aker
Refactor of Table methods. |
363 |
|
1003.1.12
by Brian Aker
Begin of abstract out the bitmap from direct reference. |
364 |
/* Both of the below should go away once we can move this bit to the field objects */
|
365 |
inline bool isReadSet(uint32_t index) |
|
366 |
{
|
|
1103.6.3
by Padraig O'Sullivan
Fixing up more calls to the old bitmap API. |
367 |
return read_set->isBitSet(index); |
1003.1.12
by Brian Aker
Begin of abstract out the bitmap from direct reference. |
368 |
}
|
369 |
||
370 |
inline void setReadSet(uint32_t index) |
|
371 |
{
|
|
1103.6.3
by Padraig O'Sullivan
Fixing up more calls to the old bitmap API. |
372 |
read_set->setBit(index); |
1003.1.12
by Brian Aker
Begin of abstract out the bitmap from direct reference. |
373 |
}
|
374 |
||
1005.2.12
by Monty Taylor
Moved some things to the API. |
375 |
inline void setReadSet() |
376 |
{
|
|
1103.6.3
by Padraig O'Sullivan
Fixing up more calls to the old bitmap API. |
377 |
read_set->setAll(); |
1005.2.12
by Monty Taylor
Moved some things to the API. |
378 |
}
|
379 |
||
1039.5.42
by Jay Pipes
Splits out the previously aggregated all.test case into separate test |
380 |
inline void clearReadSet(uint32_t index) |
381 |
{
|
|
1039.5.60
by Jay Pipes
Fixes compile errors mostly due to change from plugin_registry.h to plugin/registry.h |
382 |
read_set->clearBit(index); |
1039.5.42
by Jay Pipes
Splits out the previously aggregated all.test case into separate test |
383 |
}
|
384 |
||
385 |
inline void clearReadSet() |
|
386 |
{
|
|
1039.5.60
by Jay Pipes
Fixes compile errors mostly due to change from plugin_registry.h to plugin/registry.h |
387 |
read_set->clearAll(); |
1039.5.42
by Jay Pipes
Splits out the previously aggregated all.test case into separate test |
388 |
}
|
389 |
||
1003.1.12
by Brian Aker
Begin of abstract out the bitmap from direct reference. |
390 |
inline bool isWriteSet(uint32_t index) |
391 |
{
|
|
1103.6.3
by Padraig O'Sullivan
Fixing up more calls to the old bitmap API. |
392 |
return write_set->isBitSet(index); |
1003.1.12
by Brian Aker
Begin of abstract out the bitmap from direct reference. |
393 |
}
|
394 |
||
395 |
inline void setWriteSet(uint32_t index) |
|
396 |
{
|
|
1103.6.3
by Padraig O'Sullivan
Fixing up more calls to the old bitmap API. |
397 |
write_set->setBit(index); |
1003.1.12
by Brian Aker
Begin of abstract out the bitmap from direct reference. |
398 |
}
|
399 |
||
1005.2.12
by Monty Taylor
Moved some things to the API. |
400 |
inline void setWriteSet() |
401 |
{
|
|
1103.6.3
by Padraig O'Sullivan
Fixing up more calls to the old bitmap API. |
402 |
write_set->setAll(); |
1005.2.12
by Monty Taylor
Moved some things to the API. |
403 |
}
|
404 |
||
1039.5.42
by Jay Pipes
Splits out the previously aggregated all.test case into separate test |
405 |
inline void clearWriteSet(uint32_t index) |
406 |
{
|
|
1039.5.60
by Jay Pipes
Fixes compile errors mostly due to change from plugin_registry.h to plugin/registry.h |
407 |
write_set->clearBit(index); |
1039.5.42
by Jay Pipes
Splits out the previously aggregated all.test case into separate test |
408 |
}
|
409 |
||
410 |
inline void clearWriteSet() |
|
411 |
{
|
|
1039.5.60
by Jay Pipes
Fixes compile errors mostly due to change from plugin_registry.h to plugin/registry.h |
412 |
write_set->clearAll(); |
1039.5.42
by Jay Pipes
Splits out the previously aggregated all.test case into separate test |
413 |
}
|
414 |
||
1
by brian
clean slate |
415 |
/* Is table open or should be treated as such by name-locking? */
|
1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
416 |
inline bool is_name_opened() |
417 |
{
|
|
418 |
return db_stat || open_placeholder; |
|
419 |
}
|
|
1
by brian
clean slate |
420 |
/*
|
421 |
Is this instance of the table should be reopen or represents a name-lock?
|
|
422 |
*/
|
|
423 |
inline bool needs_reopen_or_name_lock() |
|
1055.2.2
by Jay Pipes
Cleanup of style, indentation, and documentation of Table class members. Removed 5 or 6 dead Table member variables. |
424 |
{
|
425 |
return s->version != refresh_version; |
|
426 |
}
|
|
354
by Brian Aker
Refactor of Table methods. |
427 |
|
934.1.1
by Brian Aker
Moved two functions in classes. |
428 |
/**
|
429 |
clean/setup table fields and map.
|
|
430 |
||
431 |
@param table Table structure pointer (which should be setup)
|
|
432 |
@param table_list TableList structure pointer (owner of Table)
|
|
433 |
@param tablenr table number
|
|
434 |
*/
|
|
435 |
void setup_table_map(TableList *table_list, uint32_t tablenr); |
|
436 |
inline void mark_as_null_row() |
|
437 |
{
|
|
1055.2.3
by Jay Pipes
Removed dead Table::table_check_intact() method. |
438 |
null_row= 1; |
439 |
status|= STATUS_NULL_ROW; |
|
934.1.1
by Brian Aker
Moved two functions in classes. |
440 |
memset(null_flags, 255, s->null_bytes); |
441 |
}
|
|
1109.1.1
by Brian Aker
Applying refactor of tmp table bits back to session. (this all needs to be |
442 |
|
1371
by Brian Aker
Small corrections. |
443 |
bool renameAlterTemporaryTable(TableIdentifier &identifier); |
1109.1.4
by Brian Aker
More Table refactor |
444 |
void free_io_cache(); |
445 |
void filesort_free_buffers(bool full= false); |
|
446 |
void intern_close_table(); |
|
1216.1.1
by Brian Aker
Move print_error up to Engine. |
447 |
|
448 |
void print_error(int error, myf errflag) |
|
449 |
{
|
|
450 |
s->storage_engine->print_error(error, errflag, *this); |
|
451 |
}
|
|
452 |
||
453 |
/**
|
|
454 |
@return
|
|
455 |
key if error because of duplicated keys
|
|
456 |
*/
|
|
457 |
uint32_t get_dup_key(int error) |
|
458 |
{
|
|
459 |
cursor->errkey = (uint32_t) -1; |
|
460 |
if (error == HA_ERR_FOUND_DUPP_KEY || error == HA_ERR_FOREIGN_DUPLICATE_KEY || |
|
461 |
error == HA_ERR_FOUND_DUPP_UNIQUE || |
|
462 |
error == HA_ERR_DROP_INDEX_FK) |
|
463 |
cursor->info(HA_STATUS_ERRKEY | HA_STATUS_NO_LOCK); |
|
464 |
||
465 |
return(cursor->errkey); |
|
466 |
}
|
|
1320.1.18
by Brian Aker
Overhaul of SHOW TABLE STATUS. |
467 |
|
468 |
/*
|
|
469 |
This is a short term fix. Long term we will used the TableIdentifier to do the actual comparison.
|
|
470 |
*/
|
|
471 |
bool operator<(const Table &right) const |
|
472 |
{
|
|
1415
by Brian Aker
Mass overhaul to use schema_identifier. |
473 |
int result= strcasecmp(this->getShare()->getSchemaName(), right.getShare()->getSchemaName()); |
474 |
||
475 |
if (result < 0) |
|
476 |
return true; |
|
477 |
||
478 |
if (result > 0) |
|
479 |
return false; |
|
480 |
||
481 |
result= strcasecmp(this->getShare()->getTableName(), right.getShare()->getTableName()); |
|
482 |
||
483 |
if (result < 0) |
|
484 |
return true; |
|
485 |
||
486 |
if (result > 0) |
|
487 |
return false; |
|
488 |
||
489 |
if (this->getShare()->getTableProto()->type() < right.getShare()->getTableProto()->type()) |
|
1320.1.18
by Brian Aker
Overhaul of SHOW TABLE STATUS. |
490 |
return true; |
491 |
||
492 |
return false; |
|
493 |
}
|
|
494 |
||
495 |
static bool compare(const Table *a, const Table *b) |
|
496 |
{
|
|
497 |
return *a < *b; |
|
498 |
}
|
|
499 |
||
500 |
friend std::ostream& operator<<(std::ostream& output, const Table &table) |
|
501 |
{
|
|
502 |
output << "Table:("; |
|
503 |
output << table.getShare()->getSchemaName(); |
|
504 |
output << ", "; |
|
505 |
output << table.getShare()->getTableName(); |
|
506 |
output << ", "; |
|
507 |
output << table.getShare()->getTableTypeAsString(); |
|
508 |
output << ")"; |
|
509 |
||
510 |
return output; // for multiple << operators. |
|
511 |
}
|
|
512 |
||
1
by brian
clean slate |
513 |
};
|
514 |
||
1052.2.7
by Nathan Williams
Merged trunk and resolved conflicts. |
515 |
Table *create_virtual_tmp_table(Session *session, List<CreateField> &field_list); |
575.4.7
by Monty Taylor
More header cleanup. |
516 |
|
1
by brian
clean slate |
517 |
typedef struct st_foreign_key_info |
518 |
{
|
|
519 |
LEX_STRING *forein_id; |
|
520 |
LEX_STRING *referenced_db; |
|
521 |
LEX_STRING *referenced_table; |
|
522 |
LEX_STRING *update_method; |
|
523 |
LEX_STRING *delete_method; |
|
524 |
LEX_STRING *referenced_key_name; |
|
525 |
List<LEX_STRING> foreign_fields; |
|
526 |
List<LEX_STRING> referenced_fields; |
|
527 |
} FOREIGN_KEY_INFO; |
|
528 |
||
529 |
||
530 |
||
327.2.4
by Brian Aker
Refactoring table.h |
531 |
class TableList; |
1
by brian
clean slate |
532 |
|
533 |
#define JOIN_TYPE_LEFT 1
|
|
534 |
#define JOIN_TYPE_RIGHT 2
|
|
535 |
||
536 |
struct st_lex; |
|
537 |
class select_union; |
|
851
by Brian Aker
Class rewrite of Session (aka get all of the junk out) |
538 |
class Tmp_Table_Param; |
1
by brian
clean slate |
539 |
|
1093.6.2
by Brian Aker
Small optimization to make table listing simpler |
540 |
struct open_table_list_st |
352
by Brian Aker
Merge of Brian's tree to main tree. |
541 |
{
|
1130.3.6
by Monty Taylor
Removed use of using namespace std; from a header. |
542 |
std::string db; |
543 |
std::string table; |
|
1093.6.2
by Brian Aker
Small optimization to make table listing simpler |
544 |
uint32_t in_use; |
545 |
uint32_t locked; |
|
546 |
||
547 |
open_table_list_st() : |
|
548 |
in_use(0), |
|
549 |
locked(0) |
|
550 |
{ } |
|
551 |
||
552 |
};
|
|
1
by brian
clean slate |
553 |
|
1241.9.12
by Monty Taylor
Trims more out of server_includes.h. |
554 |
TableShare *alloc_table_share(TableList *table_list, char *key, |
555 |
uint32_t key_length); |
|
1372
by Brian Aker
Save on an identifier creation. |
556 |
int open_table_def(Session& session, TableIdentifier &identifier, TableShare *share); |
1241.9.12
by Monty Taylor
Trims more out of server_includes.h. |
557 |
void open_table_error(TableShare *share, int error, int db_errno, int errarg); |
558 |
int open_table_from_share(Session *session, TableShare *share, const char *alias, |
|
1259.5.15
by Stewart Smith
remove the effectively dead READ_ALL and EXTRA_RECORD defines that were part of the rotting FRM corspe. This means we can remove prgflag from open_table_from_share() |
559 |
uint32_t db_stat, uint32_t ha_open_flags, |
1241.9.12
by Monty Taylor
Trims more out of server_includes.h. |
560 |
Table *outparam); |
561 |
void free_blobs(Table *table); |
|
562 |
int set_zone(int nr,int min_zone,int max_zone); |
|
563 |
uint32_t convert_period_to_month(uint32_t period); |
|
564 |
uint32_t convert_month_to_period(uint32_t month); |
|
565 |
||
566 |
int test_if_number(char *str,int *res,bool allow_wildcards); |
|
567 |
void change_byte(unsigned char *,uint,char,char); |
|
568 |
||
1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
569 |
namespace optimizer { class SqlSelect; } |
1241.9.12
by Monty Taylor
Trims more out of server_includes.h. |
570 |
|
571 |
ha_rows filesort(Session *session, |
|
572 |
Table *form, |
|
1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
573 |
st_sort_field *sortorder, |
574 |
uint32_t s_length, |
|
575 |
optimizer::SqlSelect *select, |
|
576 |
ha_rows max_rows, |
|
1241.9.12
by Monty Taylor
Trims more out of server_includes.h. |
577 |
bool sort_positions, |
578 |
ha_rows *examined_rows); |
|
579 |
||
580 |
void filesort_free_buffers(Table *table, bool full); |
|
581 |
void change_double_for_sort(double nr,unsigned char *to); |
|
582 |
double my_double_round(double value, int64_t dec, bool dec_unsigned, |
|
583 |
bool truncate); |
|
1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
584 |
int get_quick_record(optimizer::SqlSelect *select); |
1241.9.12
by Monty Taylor
Trims more out of server_includes.h. |
585 |
|
586 |
void find_date(char *pos,uint32_t *vek,uint32_t flag); |
|
587 |
TYPELIB *convert_strings_to_array_type(char * *typelibs, char * *end); |
|
1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
588 |
TYPELIB *typelib(memory::Root *mem_root, List<String> &strings); |
1241.9.12
by Monty Taylor
Trims more out of server_includes.h. |
589 |
ulong get_form_pos(int file, unsigned char *head, TYPELIB *save_names); |
590 |
ulong next_io_size(ulong pos); |
|
591 |
void append_unescaped(String *res, const char *pos, uint32_t length); |
|
1241.9.15
by Monty Taylor
Moved last of the global function decls out of server_includes.h. |
592 |
|
593 |
int rename_file_ext(const char * from,const char * to,const char * ext); |
|
594 |
bool check_column_name(const char *name); |
|
1415
by Brian Aker
Mass overhaul to use schema_identifier. |
595 |
bool check_db_name(SchemaIdentifier &schema); |
1241.9.15
by Monty Taylor
Moved last of the global function decls out of server_includes.h. |
596 |
bool check_table_name(const char *name, uint32_t length); |
597 |
||
1280.1.10
by Monty Taylor
Put everything in drizzled into drizzled namespace. |
598 |
} /* namespace drizzled */ |
599 |
||
327.1.2
by Brian Aker
Commiting next pass of Table class cleanup. |
600 |
#endif /* DRIZZLED_TABLE_H */ |