From a175314c3e5827eb193872241446f2f8f5c9d33c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 4 May 2024 20:07:14 +0200 Subject: Adding upstream version 1:10.5.12. Signed-off-by: Daniel Baumann --- .../table_esgs_by_thread_by_event_name.h | 132 +++++++++++++++++++++ 1 file changed, 132 insertions(+) create mode 100644 storage/perfschema/table_esgs_by_thread_by_event_name.h (limited to 'storage/perfschema/table_esgs_by_thread_by_event_name.h') diff --git a/storage/perfschema/table_esgs_by_thread_by_event_name.h b/storage/perfschema/table_esgs_by_thread_by_event_name.h new file mode 100644 index 00000000..d3798e41 --- /dev/null +++ b/storage/perfschema/table_esgs_by_thread_by_event_name.h @@ -0,0 +1,132 @@ +/* Copyright (c) 2010, 2015, Oracle and/or its affiliates. All rights reserved. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License, version 2.0, + as published by the Free Software Foundation. + + This program is also distributed with certain software (including + but not limited to OpenSSL) that is licensed under separate terms, + as designated in a particular file or component or in included license + documentation. The authors of MySQL hereby grant you an additional + permission to link the program and your derivative works with the + separately licensed software that they have included with MySQL. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License, version 2.0, for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */ + +#ifndef TABLE_ESGS_BY_THREAD_BY_EVENT_NAME_H +#define TABLE_ESGS_BY_THREAD_BY_EVENT_NAME_H + +/** + @file storage/perfschema/table_esgs_by_thread_by_event_name.h + Table EVENTS_STAGES_SUMMARY_BY_THREAD_BY_EVENT_NAME (declarations). +*/ + +#include "pfs_column_types.h" +#include "pfs_engine_table.h" +#include "pfs_instr_class.h" +#include "pfs_instr.h" +#include "table_helper.h" + +/** + @addtogroup Performance_schema_tables + @{ +*/ + +/** + A row of table + PERFORMANCE_SCHEMA.EVENTS_STAGES_SUMMARY_BY_THREAD_BY_EVENT_NAME. +*/ +struct row_esgs_by_thread_by_event_name +{ + /** Column THREAD_ID. */ + ulonglong m_thread_internal_id; + /** Column EVENT_NAME. */ + PFS_event_name_row m_event_name; + /** Columns COUNT_STAR, SUM/MIN/AVG/MAX TIMER_WAIT. */ + PFS_stage_stat_row m_stat; +}; + +/** + Position of a cursor on + PERFORMANCE_SCHEMA.EVENTS_STAGES_SUMMARY_BY_THREAD_BY_EVENT_NAME. + Index 1 on thread (0 based). + Index 2 on stage class (1 based). +*/ +struct pos_esgs_by_thread_by_event_name +: public PFS_double_index +{ + pos_esgs_by_thread_by_event_name() + : PFS_double_index(0, 1) + {} + + inline void reset(void) + { + m_index_1= 0; + m_index_2= 1; + } + + inline void next_thread(void) + { + m_index_1++; + m_index_2= 1; + } + + inline void next_stage(void) + { + m_index_2++; + } +}; + +/** Table PERFORMANCE_SCHEMA.EVENTS_STAGES_SUMMARY_BY_THREAD_BY_EVENT_NAME. */ +class table_esgs_by_thread_by_event_name : public PFS_engine_table +{ +public: + /** Table share */ + static PFS_engine_table_share m_share; + static PFS_engine_table* create(); + static int delete_all_rows(); + static ha_rows get_row_count(); + + virtual int rnd_init(bool scan); + virtual int rnd_next(); + virtual int rnd_pos(const void *pos); + virtual void reset_position(void); + +protected: + virtual int read_row_values(TABLE *table, + unsigned char *buf, + Field **fields, + bool read_all); + + table_esgs_by_thread_by_event_name(); + +public: + ~table_esgs_by_thread_by_event_name() + {} + +protected: + void make_row(PFS_thread *thread, PFS_stage_class *klass); + +private: + /** Table share lock. */ + static THR_LOCK m_table_lock; + + /** Current row. */ + row_esgs_by_thread_by_event_name m_row; + /** True is the current row exists. */ + bool m_row_exists; + /** Current position. */ + pos_esgs_by_thread_by_event_name m_pos; + /** Next position. */ + pos_esgs_by_thread_by_event_name m_next_pos; +}; + +/** @} */ +#endif -- cgit v1.2.3