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 --- storage/perfschema/table_events_stages.h | 221 +++++++++++++++++++++++++++++++ 1 file changed, 221 insertions(+) create mode 100644 storage/perfschema/table_events_stages.h (limited to 'storage/perfschema/table_events_stages.h') diff --git a/storage/perfschema/table_events_stages.h b/storage/perfschema/table_events_stages.h new file mode 100644 index 00000000..16e3fc96 --- /dev/null +++ b/storage/perfschema/table_events_stages.h @@ -0,0 +1,221 @@ +/* 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, + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */ + +#ifndef TABLE_EVENTS_STAGES_H +#define TABLE_EVENTS_STAGES_H + +/** + @file storage/perfschema/table_events_stages.h + Table EVENTS_STAGES_xxx (declarations). +*/ + +#include "pfs_column_types.h" +#include "pfs_engine_table.h" +#include "pfs_events_stages.h" + +struct PFS_thread; + +/** + @addtogroup Performance_schema_tables + @{ +*/ + +/** A row of table_events_stages_common. */ +struct row_events_stages +{ + /** Column THREAD_ID. */ + ulonglong m_thread_internal_id; + /** Column EVENT_ID. */ + ulonglong m_event_id; + /** Column END_EVENT_ID. */ + ulonglong m_end_event_id; + /** Column NESTING_EVENT_ID. */ + ulonglong m_nesting_event_id; + /** Column NESTING_EVENT_TYPE. */ + enum_event_type m_nesting_event_type; + /** Column EVENT_NAME. */ + const char *m_name; + /** Length in bytes of @c m_name. */ + uint m_name_length; + /** Column TIMER_START. */ + ulonglong m_timer_start; + /** Column TIMER_END. */ + ulonglong m_timer_end; + /** Column TIMER_WAIT. */ + ulonglong m_timer_wait; + /** Column SOURCE. */ + char m_source[COL_SOURCE_SIZE]; + /** Length in bytes of @c m_source. */ + uint m_source_length; + bool m_progress; + /** Column WORK_COMPLETED. */ + ulonglong m_work_completed; + /** Column WORK_ESTIMATED. */ + ulonglong m_work_estimated; +}; + +/** Position of a cursor on PERFORMANCE_SCHEMA.EVENTS_STAGES_HISTORY. */ +struct pos_events_stages_history : public PFS_double_index +{ + pos_events_stages_history() + : PFS_double_index(0, 0) + {} + + inline void reset(void) + { + m_index_1= 0; + m_index_2= 0; + } + + inline void next_thread(void) + { + m_index_1++; + m_index_2= 0; + } +}; + +/** + Adapter, for table sharing the structure of + PERFORMANCE_SCHEMA.EVENTS_STAGES_CURRENT. +*/ +class table_events_stages_common : public PFS_engine_table +{ +protected: + virtual int read_row_values(TABLE *table, + unsigned char *buf, + Field **fields, + bool read_all); + + table_events_stages_common(const PFS_engine_table_share *share, void *pos); + + ~table_events_stages_common() + {} + + void make_row(PFS_events_stages *stage); + + /** Current row. */ + row_events_stages m_row; + /** True if the current row exists. */ + bool m_row_exists; +}; + +/** Table PERFORMANCE_SCHEMA.EVENTS_STAGES_CURRENT. */ +class table_events_stages_current : public table_events_stages_common +{ +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: + table_events_stages_current(); + +public: + ~table_events_stages_current() + {} + +private: + friend class table_events_stages_history; + friend class table_events_stages_history_long; + + /** Table share lock. */ + static THR_LOCK m_table_lock; + + /** Current position. */ + PFS_simple_index m_pos; + /** Next position. */ + PFS_simple_index m_next_pos; +}; + +/** Table PERFORMANCE_SCHEMA.EVENTS_STAGES_HISTORY. */ +class table_events_stages_history : public table_events_stages_common +{ +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: + table_events_stages_history(); + +public: + ~table_events_stages_history() + {} + +private: + /** Table share lock. */ + static THR_LOCK m_table_lock; + + /** Current position. */ + pos_events_stages_history m_pos; + /** Next position. */ + pos_events_stages_history m_next_pos; +}; + +/** Table PERFORMANCE_SCHEMA.EVENTS_STAGES_HISTORY_LONG. */ +class table_events_stages_history_long : public table_events_stages_common +{ +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: + table_events_stages_history_long(); + +public: + ~table_events_stages_history_long() + {} + +private: + /** Table share lock. */ + static THR_LOCK m_table_lock; + + /** Current position. */ + PFS_simple_index m_pos; + /** Next position. */ + PFS_simple_index m_next_pos; +}; + +/** @} */ +#endif -- cgit v1.2.3