1/* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
2
3 This program is free software; you can redistribute it and/or modify
4 it under the terms of the GNU General Public License as published by
5 the Free Software Foundation; version 2 of the License.
6
7 This program is distributed in the hope that it will be useful,
8 but WITHOUT ANY WARRANTY; without even the implied warranty of
9 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 GNU General Public License for more details.
11
12 You should have received a copy of the GNU General Public License
13 along with this program; if not, write to the Free Software Foundation,
14 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
15
16#ifndef TABLE_SOCKET_SUMMARY_BY_EVENT_NAME_H
17#define TABLE_SOCKET_SUMMARY_BY_EVENT_NAME_H
18
19/**
20 @file storage/perfschema/table_socket_summary_by_event_name.h
21 Table SOCKET_SUMMARY_BY_EVENT_NAME (declarations).
22*/
23
24#include "pfs_column_types.h"
25#include "pfs_engine_table.h"
26#include "pfs_instr_class.h"
27#include "pfs_instr.h"
28#include "table_helper.h"
29
30/**
31 @addtogroup Performance_schema_tables
32 @{
33*/
34
35/**
36 A row of table
37 PERFORMANCE_SCHEMA.SOCKET_SUMMARY_BY_EVENT_NAME.
38*/
39struct row_socket_summary_by_event_name
40{
41 /** Column EVENT_NAME. */
42 PFS_event_name_row m_event_name;
43
44 /** Columns COUNT_STAR, SUM/MIN/AVG/MAX TIMER and NUMBER_OF_BYTES for each operation. */
45 PFS_socket_io_stat_row m_io_stat;
46};
47
48/** Table PERFORMANCE_SCHEMA.SOCKET_SUMMARY_BY_EVENT_NAME. */
49class table_socket_summary_by_event_name : public PFS_engine_table
50{
51public:
52 /** Table share */
53 static PFS_engine_table_share m_share;
54 static PFS_engine_table* create();
55 static int delete_all_rows();
56
57 virtual int rnd_next();
58 virtual int rnd_pos(const void *pos);
59 virtual void reset_position(void);
60
61private:
62 virtual int read_row_values(TABLE *table,
63 unsigned char *buf,
64 Field **fields,
65 bool read_all);
66
67 table_socket_summary_by_event_name();
68
69public:
70 ~table_socket_summary_by_event_name()
71 {}
72
73private:
74 void make_row(PFS_socket_class *socket_class);
75
76 /** Table share lock. */
77 static THR_LOCK m_table_lock;
78
79 /** Current row. */
80 row_socket_summary_by_event_name m_row;
81 /** True if the current row exists. */
82 bool m_row_exists;
83 /** Current position. */
84 PFS_simple_index m_pos;
85 /** Next position. */
86 PFS_simple_index m_next_pos;
87};
88
89/** @} */
90#endif
91