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/* 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 as published by
the Free Software Foundation; version 2 of the License.
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 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 02110-1301 USA */
#ifndef PFS_EVENTS_STATEMENTS_H
#define PFS_EVENTS_STATEMENTS_H
/**
@file storage/perfschema/pfs_events_statements.h
Events statements data structures (declarations).
*/
#include "pfs_column_types.h"
#include "pfs_events.h"
#include "pfs_digest.h"
struct PFS_thread;
struct PFS_account;
struct PFS_user;
struct PFS_host;
/** A statement record. */
struct PFS_events_statements : public PFS_events
{
/** Database name. */
char m_current_schema_name[NAME_LEN];
/** Length of @c m_current_schema_name. */
uint m_current_schema_name_length;
/** SQL_TEXT */
char m_sqltext[COL_INFO_SIZE];
/** Length of @ m_info. */
uint m_sqltext_length;
/** Locked time. */
ulonglong m_lock_time;
/** Diagnostics area, message text. */
char m_message_text[MYSQL_ERRMSG_SIZE+1];
/** Diagnostics area, error number. */
uint m_sql_errno;
/** Diagnostics area, SQLSTATE. */
char m_sqlstate[SQLSTATE_LENGTH];
/** Diagnostics area, error count. */
uint m_error_count;
/** Diagnostics area, warning count. */
uint m_warning_count;
/** Diagnostics area, rows affected. */
ulonglong m_rows_affected;
/** Optimizer metric, number of rows sent. */
ulonglong m_rows_sent;
/** Optimizer metric, number of rows examined. */
ulonglong m_rows_examined;
/** Optimizer metric, number of temporary tables created on disk. */
ulonglong m_created_tmp_disk_tables;
/** Optimizer metric, number of temporary tables created. */
ulonglong m_created_tmp_tables;
/** Optimizer metric, number of full join. */
ulonglong m_select_full_join;
/** Optimizer metric, number of full range join. */
ulonglong m_select_full_range_join;
/** Optimizer metric, number of select range. */
ulonglong m_select_range;
/** Optimizer metric, number of select range checks. */
ulonglong m_select_range_check;
/** Optimizer metric, number of select scans. */
ulonglong m_select_scan;
/** Optimizer metric, number of sort merge passes. */
ulonglong m_sort_merge_passes;
/** Optimizer metric, number of sort ranges. */
ulonglong m_sort_range;
/** Optimizer metric, number of sort rows. */
ulonglong m_sort_rows;
/** Optimizer metric, number of sort scans. */
ulonglong m_sort_scan;
/** Optimizer metric, number of 'no index used'. */
ulonglong m_no_index_used;
/** Optimizer metric, number of 'no good index used'. */
ulonglong m_no_good_index_used;
/**
Statement digest.
This underlying token array storage pointer is immutable,
and always point to pre allocated memory.
*/
sql_digest_storage m_digest_storage;
};
void insert_events_statements_history(PFS_thread *thread, PFS_events_statements *statement);
void insert_events_statements_history_long(PFS_events_statements *statement);
extern bool flag_events_statements_current;
extern bool flag_events_statements_history;
extern bool flag_events_statements_history_long;
extern bool events_statements_history_long_full;
extern volatile uint32 events_statements_history_long_index;
extern PFS_events_statements *events_statements_history_long_array;
extern ulong events_statements_history_long_size;
int init_events_statements_history_long(uint events_statements_history_long_sizing);
void cleanup_events_statements_history_long();
void reset_events_statements_current();
void reset_events_statements_history();
void reset_events_statements_history_long();
void reset_events_statements_by_thread();
void reset_events_statements_by_account();
void reset_events_statements_by_user();
void reset_events_statements_by_host();
void reset_events_statements_global();
void aggregate_account_statements(PFS_account *account);
void aggregate_user_statements(PFS_user *user);
void aggregate_host_statements(PFS_host *host);
#endif
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