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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:04:16 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:04:16 +0000
commita68fb2d8219f6bccc573009600e9f23e89226a5e (patch)
treed742d35d14ae816e99293d2b01face30e9f3a46b /storage/perfschema/table_events_statements.h
parentInitial commit. (diff)
downloadmariadb-10.6-upstream.tar.xz
mariadb-10.6-upstream.zip
Adding upstream version 1:10.6.11.upstream/1%10.6.11upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+/* Copyright (c) 2010, 2022, Oracle and/or its affiliates.
+
+ 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_STATEMENTS_H
+#define TABLE_EVENTS_STATEMENTS_H
+
+/**
+ @file storage/perfschema/table_events_statements.h
+ Table EVENTS_STATEMENTS_xxx (declarations).
+*/
+
+#include "pfs_column_types.h"
+#include "pfs_engine_table.h"
+#include "pfs_events_statements.h"
+#include "table_helper.h"
+
+struct PFS_thread;
+
+/**
+ @addtogroup Performance_schema_tables
+ @{
+*/
+
+/** A row of table_events_statements_common. */
+struct row_events_statements
+{
+ /** 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 NESTING_EVENT_LEVEL. */
+ uint m_nesting_event_level;
+ /** 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 LOCK_TIME. */
+ ulonglong m_lock_time;
+ /** Column SOURCE. */
+ char m_source[COL_SOURCE_SIZE];
+ /** Length in bytes of @c m_source. */
+ uint m_source_length;
+ /** Column SQL_TEXT. */
+ String m_sqltext;
+ /** Column DIGEST and DIGEST_TEXT. */
+ PFS_digest_row m_digest;
+ /** Column CURRENT_SCHEMA. */
+ char m_current_schema_name[NAME_LEN];
+ /** Length in bytes of @c m_current_schema_name. */
+ uint m_current_schema_name_length;
+
+ /** Column OBJECT_TYPE. */
+ enum_object_type m_object_type;
+ /** Column OBJECT_SCHEMA. */
+ char m_schema_name[NAME_LEN];
+ /** Length in bytes of @c m_schema_name. */
+ uint m_schema_name_length;
+ /** Column OBJECT_NAME. */
+ char m_object_name[NAME_LEN];
+ /** Length in bytes of @c m_object_name. */
+ uint m_object_name_length;
+
+
+ /** Column MESSAGE_TEXT. */
+ char m_message_text[MYSQL_ERRMSG_SIZE+1];
+ /** Column MYSQL_ERRNO. */
+ uint m_sql_errno;
+ /** Column RETURNED_SQLSTATE. */
+ char m_sqlstate[SQLSTATE_LENGTH];
+ /** Column ERRORS. */
+ uint m_error_count;
+ /** Column WARNINGS. */
+ uint m_warning_count;
+ /** Column ROWS_AFFECTED. */
+ ulonglong m_rows_affected;
+ /** Column ROWS_SENT. */
+ ulonglong m_rows_sent;
+ /** Column ROWS_EXAMINED. */
+ ulonglong m_rows_examined;
+ /** Column CREATED_TMP_DISK_TABLES. */
+ ulonglong m_created_tmp_disk_tables;
+ /** Column CREATED_TMP_TABLES. */
+ ulonglong m_created_tmp_tables;
+ /** Column SELECT_FULL_JOIN. */
+ ulonglong m_select_full_join;
+ /** Column SELECT_FULL_RANGE_JOIN. */
+ ulonglong m_select_full_range_join;
+ /** Column SELECT_RANGE. */
+ ulonglong m_select_range;
+ /** Column SELECT_RANGE_CHECK. */
+ ulonglong m_select_range_check;
+ /** Column SELECT_SCAN. */
+ ulonglong m_select_scan;
+ /** Column SORT_MERGE_PASSES. */
+ ulonglong m_sort_merge_passes;
+ /** Column SORT_RANGE. */
+ ulonglong m_sort_range;
+ /** Column SORT_ROWS. */
+ ulonglong m_sort_rows;
+ /** Column SORT_SCAN. */
+ ulonglong m_sort_scan;
+ /** Column NO_INDEX_USED. */
+ ulonglong m_no_index_used;
+ /** Column NO_GOOD_INDEX_USED. */
+ ulonglong m_no_good_index_used;
+};
+
+/** Position of a cursor on PERFORMANCE_SCHEMA.EVENTS_STATEMENTS_CURRENT. */
+struct pos_events_statements_current : public PFS_double_index
+{
+ pos_events_statements_current()
+ : 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;
+ }
+};
+
+/** Position of a cursor on PERFORMANCE_SCHEMA.EVENTS_STATEMENTS_HISTORY. */
+struct pos_events_statements_history : public PFS_double_index
+{
+ pos_events_statements_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_STATEMENTS_CURRENT.
+*/
+class table_events_statements_common : public PFS_engine_table
+{
+protected:
+ virtual int read_row_values(TABLE *table,
+ unsigned char *buf,
+ Field **fields,
+ bool read_all);
+
+ table_events_statements_common(const PFS_engine_table_share *share, void *pos);
+
+ ~table_events_statements_common()
+ {}
+
+ void make_row_part_1(PFS_events_statements *statement,
+ sql_digest_storage *digest);
+
+ void make_row_part_2(const sql_digest_storage *digest);
+
+ /** Current row. */
+ row_events_statements m_row;
+ /** True if the current row exists. */
+ bool m_row_exists;
+ unsigned char m_token_array[MAX_DIGEST_STORAGE_SIZE];
+};
+
+/** Table PERFORMANCE_SCHEMA.EVENTS_STATEMENTS_CURRENT. */
+class table_events_statements_current : public table_events_statements_common
+{
+public:
+ static PFS_engine_table_share_state m_share_state;
+ /** 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_statements_current();
+
+public:
+ ~table_events_statements_current()
+ {}
+
+private:
+ friend class table_events_statements_history;
+ friend class table_events_statements_history_long;
+
+ /** Table share lock. */
+ static THR_LOCK m_table_lock;
+
+ void make_row(PFS_thread* pfs_thread, PFS_events_statements *statement);
+
+ /** Current position. */
+ pos_events_statements_current m_pos;
+ /** Next position. */
+ pos_events_statements_current m_next_pos;
+};
+
+/** Table PERFORMANCE_SCHEMA.EVENTS_STATEMENTS_HISTORY. */
+class table_events_statements_history : public table_events_statements_common
+{
+public:
+ static PFS_engine_table_share_state m_share_state;
+ /** 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_statements_history();
+
+public:
+ ~table_events_statements_history()
+ {}
+
+private:
+ /** Table share lock. */
+ static THR_LOCK m_table_lock;
+
+ void make_row(PFS_thread* pfs_thread, PFS_events_statements *statement);
+
+ /** Current position. */
+ pos_events_statements_history m_pos;
+ /** Next position. */
+ pos_events_statements_history m_next_pos;
+};
+
+/** Table PERFORMANCE_SCHEMA.EVENTS_STATEMENTS_HISTORY_LONG. */
+class table_events_statements_history_long : public table_events_statements_common
+{
+public:
+ static PFS_engine_table_share_state m_share_state;
+ /** 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_statements_history_long();
+
+public:
+ ~table_events_statements_history_long()
+ {}
+
+private:
+ /** Table share lock. */
+ static THR_LOCK m_table_lock;
+
+ void make_row(PFS_events_statements *statement);
+
+ /** Current position. */
+ PFS_simple_index m_pos;
+ /** Next position. */
+ PFS_simple_index m_next_pos;
+};
+
+/** @} */
+#endif