From 3f619478f796eddbba6e39502fe941b285dd97b1 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 4 May 2024 20:00:34 +0200 Subject: Adding upstream version 1:10.11.6. Signed-off-by: Daniel Baumann --- storage/perfschema/table_esms_by_program.cc | 252 ++++++++++++++++++++++++++++ 1 file changed, 252 insertions(+) create mode 100644 storage/perfschema/table_esms_by_program.cc (limited to 'storage/perfschema/table_esms_by_program.cc') diff --git a/storage/perfschema/table_esms_by_program.cc b/storage/perfschema/table_esms_by_program.cc new file mode 100644 index 00000000..e898d8ab --- /dev/null +++ b/storage/perfschema/table_esms_by_program.cc @@ -0,0 +1,252 @@ +/* Copyright (c) 2010, 2023, 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, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */ + +/** + @file storage/perfschema/table_esms_by_program.cc + Table EVENTS_STATEMENTS_SUMMARY_BY_PROGRAM (implementation). +*/ + +#include "my_global.h" +#include "my_thread.h" +#include "pfs_instr_class.h" +#include "pfs_column_types.h" +#include "pfs_column_values.h" +#include "pfs_global.h" +#include "pfs_instr.h" +#include "pfs_timer.h" +#include "pfs_visitor.h" +#include "pfs_program.h" +#include "table_esms_by_program.h" +#include "pfs_buffer_container.h" +#include "field.h" + +THR_LOCK table_esms_by_program::m_table_lock; + +PFS_engine_table_share_state +table_esms_by_program::m_share_state = { + false /* m_checked */ +}; + +PFS_engine_table_share +table_esms_by_program::m_share= +{ + { C_STRING_WITH_LEN("events_statements_summary_by_program") }, + &pfs_truncatable_acl, + table_esms_by_program::create, + NULL, /* write_row */ + table_esms_by_program::delete_all_rows, + table_esms_by_program::get_row_count, + sizeof(PFS_simple_index), + &m_table_lock, + { C_STRING_WITH_LEN("CREATE TABLE events_statements_summary_by_program (" + "OBJECT_TYPE enum('EVENT', 'FUNCTION', 'PROCEDURE', 'TABLE', 'TRIGGER') comment 'Object type for which the summary is generated.'," + "OBJECT_SCHEMA varchar(64) NOT NULL comment 'The schema of the object for which the summary is generated.'," + "OBJECT_NAME varchar(64) NOT NULL comment 'The name of the object for which the summary is generated.'," + "COUNT_STAR bigint(20) unsigned NOT NULL comment 'The number of summarized events (from events_statements_current). This value includes all events, whether timed or nontimed.'," + "SUM_TIMER_WAIT bigint(20) unsigned NOT NULL comment 'The total wait time of the summarized timed events. This value is calculated only for timed events because nontimed events have a wait time of NULL. The same is true for the other xxx_TIMER_WAIT values.'," + "MIN_TIMER_WAIT bigint(20) unsigned NOT NULL comment 'The minimum wait time of the summarized timed events.'," + "AVG_TIMER_WAIT bigint(20) unsigned NOT NULL comment 'The average wait time of the summarized timed events.'," + "MAX_TIMER_WAIT bigint(20) unsigned NOT NULL comment 'The maximum wait time of the summarized timed events.'," + "COUNT_STATEMENTS bigint(20) unsigned NOT NULL comment 'Total number of nested statements invoked during stored program execution.'," + "SUM_STATEMENTS_WAIT bigint(20) unsigned NOT NULL comment 'The total wait time of the summarized timed statements. This value is calculated only for timed statements because nontimed statements have a wait time of NULL. The same is true for the other xxx_STATEMENT_WAIT values.'," + "MIN_STATEMENTS_WAIT bigint(20) unsigned NOT NULL comment 'The minimum wait time of the summarized timed statements.'," + "AVG_STATEMENTS_WAIT bigint(20) unsigned NOT NULL comment 'The average wait time of the summarized timed statements.'," + "MAX_STATEMENTS_WAIT bigint(20) unsigned NOT NULL comment 'The maximum wait time of the summarized timed statements.'," + "SUM_LOCK_TIME bigint(20) unsigned NOT NULL comment 'The total time spent (in picoseconds) waiting for table locks for the summarized statements.'," + "SUM_ERRORS bigint(20) unsigned NOT NULL comment 'The total number of errors that occurend for the summarized statements.'," + "SUM_WARNINGS bigint(20) unsigned NOT NULL comment 'The total number of warnings that occurend for the summarized statements.'," + "SUM_ROWS_AFFECTED bigint(20) unsigned NOT NULL comment 'The total number of affected rows by the summarized statements.'," + "SUM_ROWS_SENT bigint(20) unsigned NOT NULL comment 'The total number of rows returned by the summarized statements.'," + "SUM_ROWS_EXAMINED bigint(20) unsigned NOT NULL comment 'The total number of rows examined by the summarized statements.'," + "SUM_CREATED_TMP_DISK_TABLES bigint(20) unsigned NOT NULL comment 'The total number of on-disk temporary tables created by the summarized statements.'," + "SUM_CREATED_TMP_TABLES bigint(20) unsigned NOT NULL comment 'The total number of in-memory temporary tables created by the summarized statements.'," + "SUM_SELECT_FULL_JOIN bigint(20) unsigned NOT NULL comment 'The total number of full joins executed by the summarized statements.'," + "SUM_SELECT_FULL_RANGE_JOIN bigint(20) unsigned NOT NULL comment 'The total number of range search joins executed by the summarized statements.'," + "SUM_SELECT_RANGE bigint(20) unsigned NOT NULL comment 'The total number of joins that used ranges on the first table executed by the summarized statements.'," + "SUM_SELECT_RANGE_CHECK bigint(20) unsigned NOT NULL comment 'The total number of joins that check for key usage after each row executed by the summarized statements.'," + "SUM_SELECT_SCAN bigint(20) unsigned NOT NULL comment 'The total number of joins that did a full scan of the first table executed by the summarized statements.'," + "SUM_SORT_MERGE_PASSES bigint(20) unsigned NOT NULL comment 'The total number of merge passes that the sort algorithm has had to do for the summarized statements.'," + "SUM_SORT_RANGE bigint(20) unsigned NOT NULL comment 'The total number of sorts that were done using ranges for the summarized statements.'," + "SUM_SORT_ROWS bigint(20) unsigned NOT NULL comment 'The total number of sorted rows that were sorted by the summarized statements.'," + "SUM_SORT_SCAN bigint(20) unsigned NOT NULL comment 'The total number of sorts that were done by scanning the table by the summarized statements.'," + "SUM_NO_INDEX_USED bigint(20) unsigned NOT NULL comment 'The total number of statements that performed a table scan without using an index.'," + "SUM_NO_GOOD_INDEX_USED bigint(20) unsigned NOT NULL comment 'The total number of statements where no good index was found.')")}, + false, /* m_perpetual */ + false, /* m_optional */ + &m_share_state +}; + +PFS_engine_table* +table_esms_by_program::create(void) +{ + return new table_esms_by_program(); +} + +int +table_esms_by_program::delete_all_rows(void) +{ + reset_esms_by_program(); + return 0; +} + +ha_rows +table_esms_by_program::get_row_count(void) +{ + return global_program_container.get_row_count(); +} + +table_esms_by_program::table_esms_by_program() + : PFS_engine_table(&m_share, &m_pos), + m_row_exists(false), m_pos(0), m_next_pos(0) +{} + +void table_esms_by_program::reset_position(void) +{ + m_pos= 0; + m_next_pos= 0; +} + +int table_esms_by_program::rnd_next(void) +{ + PFS_program* pfs; + + m_pos.set_at(&m_next_pos); + PFS_program_iterator it= global_program_container.iterate(m_pos.m_index); + pfs= it.scan_next(& m_pos.m_index); + if (pfs != NULL) + { + make_row(pfs); + m_next_pos.set_after(&m_pos); + return 0; + } + + return HA_ERR_END_OF_FILE; +} + +int +table_esms_by_program::rnd_pos(const void *pos) +{ + PFS_program* pfs; + + set_position(pos); + + pfs= global_program_container.get(m_pos.m_index); + if (pfs != NULL) + { + make_row(pfs); + return 0; + } + + return HA_ERR_RECORD_DELETED; +} + + +void table_esms_by_program::make_row(PFS_program* program) +{ + pfs_optimistic_state lock; + m_row_exists= false; + + program->m_lock.begin_optimistic_lock(&lock); + + m_row.m_object_type= program->m_type; + + m_row.m_object_name_length= program->m_object_name_length; + if(m_row.m_object_name_length > 0) + memcpy(m_row.m_object_name, program->m_object_name, + m_row.m_object_name_length); + + m_row.m_schema_name_length= program->m_schema_name_length; + if(m_row.m_schema_name_length > 0) + memcpy(m_row.m_schema_name, program->m_schema_name, + m_row.m_schema_name_length); + + time_normalizer *normalizer= time_normalizer::get(statement_timer); + /* Get stored program's over all stats. */ + m_row.m_sp_stat.set(normalizer, &program->m_sp_stat); + /* Get sub statements' stats. */ + m_row.m_stmt_stat.set(normalizer, & program->m_stmt_stat); + + if (! program->m_lock.end_optimistic_lock(&lock)) + return; + + m_row_exists= true; +} + +int table_esms_by_program +::read_row_values(TABLE *table, unsigned char *buf, Field **fields, + bool read_all) +{ + Field *f; + + if (unlikely(! m_row_exists)) + return HA_ERR_RECORD_DELETED; + + /* + Set the null bits. It indicates how many fields could be null + in the table. + */ + assert(table->s->null_bytes == 1); + buf[0]= 0; + + for (; (f= *fields) ; fields++) + { + if (read_all || bitmap_is_set(table->read_set, f->field_index)) + { + switch(f->field_index) + { + case 0: /* OBJECT_TYPE */ + if(m_row.m_object_type != 0) + set_field_enum(f, m_row.m_object_type); + else + f->set_null(); + break; + case 1: /* OBJECT_SCHEMA */ + if(m_row.m_schema_name_length > 0) + set_field_varchar_utf8(f, m_row.m_schema_name, + m_row.m_schema_name_length); + else + f->set_null(); + break; + case 2: /* OBJECT_NAME */ + if(m_row.m_object_name_length > 0) + set_field_varchar_utf8(f, m_row.m_object_name, + m_row.m_object_name_length); + else + f->set_null(); + break; + case 3: /* COUNT_STAR */ + case 4: /* SUM_TIMER_WAIT */ + case 5: /* MIN_TIMER_WAIT */ + case 6: /* AVG_TIMER_WAIT */ + case 7: /* MAX_TIMER_WAIT */ + m_row.m_sp_stat.set_field(f->field_index - 3, f); + break; + default: /* 8, ... COUNT/SUM/MIN/AVG/MAX */ + m_row.m_stmt_stat.set_field(f->field_index - 8, f); + break; + } + } + } + + return 0; +} + -- cgit v1.2.3