diff options
Diffstat (limited to 'storage/perfschema/table_esms_global_by_event_name.cc')
| -rw-r--r-- | storage/perfschema/table_esms_global_by_event_name.cc | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/storage/perfschema/table_esms_global_by_event_name.cc b/storage/perfschema/table_esms_global_by_event_name.cc new file mode 100644 index 00000000..6e2408be --- /dev/null +++ b/storage/perfschema/table_esms_global_by_event_name.cc @@ -0,0 +1,215 @@ +/* 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 */ + +/** + @file storage/perfschema/table_esms_global_by_event_name.cc + Table EVENTS_STATEMENTS_SUMMARY_GLOBAL_BY_EVENT_NAME (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 "table_esms_global_by_event_name.h" +#include "pfs_global.h" +#include "pfs_instr.h" +#include "pfs_timer.h" +#include "pfs_visitor.h" +#include "field.h" + +THR_LOCK table_esms_global_by_event_name::m_table_lock; + +PFS_engine_table_share +table_esms_global_by_event_name::m_share= +{ + { C_STRING_WITH_LEN("events_statements_summary_global_by_event_name") }, + &pfs_truncatable_acl, + table_esms_global_by_event_name::create, + NULL, /* write_row */ + table_esms_global_by_event_name::delete_all_rows, + table_esms_global_by_event_name::get_row_count, + sizeof(PFS_simple_index), + &m_table_lock, + { C_STRING_WITH_LEN("CREATE TABLE events_statements_summary_global_by_event_name(" + "EVENT_NAME VARCHAR(128) not null," + "COUNT_STAR BIGINT unsigned not null," + "SUM_TIMER_WAIT BIGINT unsigned not null," + "MIN_TIMER_WAIT BIGINT unsigned not null," + "AVG_TIMER_WAIT BIGINT unsigned not null," + "MAX_TIMER_WAIT BIGINT unsigned not null," + "SUM_LOCK_TIME BIGINT unsigned not null," + "SUM_ERRORS BIGINT unsigned not null," + "SUM_WARNINGS BIGINT unsigned not null," + "SUM_ROWS_AFFECTED BIGINT unsigned not null," + "SUM_ROWS_SENT BIGINT unsigned not null," + "SUM_ROWS_EXAMINED BIGINT unsigned not null," + "SUM_CREATED_TMP_DISK_TABLES BIGINT unsigned not null," + "SUM_CREATED_TMP_TABLES BIGINT unsigned not null," + "SUM_SELECT_FULL_JOIN BIGINT unsigned not null," + "SUM_SELECT_FULL_RANGE_JOIN BIGINT unsigned not null," + "SUM_SELECT_RANGE BIGINT unsigned not null," + "SUM_SELECT_RANGE_CHECK BIGINT unsigned not null," + "SUM_SELECT_SCAN BIGINT unsigned not null," + "SUM_SORT_MERGE_PASSES BIGINT unsigned not null," + "SUM_SORT_RANGE BIGINT unsigned not null," + "SUM_SORT_ROWS BIGINT unsigned not null," + "SUM_SORT_SCAN BIGINT unsigned not null," + "SUM_NO_INDEX_USED BIGINT unsigned not null," + "SUM_NO_GOOD_INDEX_USED BIGINT unsigned not null)") }, + false /* perpetual */ +}; + +PFS_engine_table* +table_esms_global_by_event_name::create(void) +{ + return new table_esms_global_by_event_name(); +} + +int +table_esms_global_by_event_name::delete_all_rows(void) +{ + reset_events_statements_by_thread(); + reset_events_statements_by_account(); + reset_events_statements_by_user(); + reset_events_statements_by_host(); + reset_events_statements_global(); + return 0; +} + +ha_rows +table_esms_global_by_event_name::get_row_count(void) +{ + return statement_class_max; +} + +table_esms_global_by_event_name::table_esms_global_by_event_name() + : PFS_engine_table(&m_share, &m_pos), + m_row_exists(false), m_pos(1), m_next_pos(1) +{} + +void table_esms_global_by_event_name::reset_position(void) +{ + m_pos= 1; + m_next_pos= 1; +} + +int table_esms_global_by_event_name::rnd_init(bool scan) +{ + m_normalizer= time_normalizer::get(statement_timer); + return 0; +} + +int table_esms_global_by_event_name::rnd_next(void) +{ + PFS_statement_class *statement_class; + + if (global_instr_class_statements_array == NULL) + return HA_ERR_END_OF_FILE; + + m_pos.set_at(&m_next_pos); + + statement_class= find_statement_class(m_pos.m_index); + if (statement_class) + { + make_row(statement_class); + m_next_pos.set_after(&m_pos); + return 0; + } + + return HA_ERR_END_OF_FILE; +} + +int +table_esms_global_by_event_name::rnd_pos(const void *pos) +{ + PFS_statement_class *statement_class; + + set_position(pos); + + if (global_instr_class_statements_array == NULL) + return HA_ERR_END_OF_FILE; + + statement_class=find_statement_class(m_pos.m_index); + if (statement_class) + { + make_row(statement_class); + return 0; + } + + return HA_ERR_RECORD_DELETED; +} + + +void table_esms_global_by_event_name +::make_row(PFS_statement_class *klass) +{ + m_row_exists= false; + + if (klass->is_mutable()) + return; + + m_row.m_event_name.make_row(klass); + + PFS_connection_statement_visitor visitor(klass); + PFS_connection_iterator::visit_global(true, /* hosts */ + false, /* users */ + true, /* accounts */ + true, /* threads */ + false, /* THDs */ + & visitor); + + m_row.m_stat.set(m_normalizer, & visitor.m_stat); + m_row_exists= true; +} + +int table_esms_global_by_event_name +::read_row_values(TABLE *table, unsigned char *, Field **fields, + bool read_all) +{ + Field *f; + + if (unlikely(! m_row_exists)) + return HA_ERR_RECORD_DELETED; + + /* Set the null bits */ + DBUG_ASSERT(table->s->null_bytes == 0); + + for (; (f= *fields) ; fields++) + { + if (read_all || bitmap_is_set(table->read_set, f->field_index)) + { + switch(f->field_index) + { + case 0: /* NAME */ + m_row.m_event_name.set_field(f); + break; + default: /* 1, ... COUNT/SUM/MIN/AVG/MAX */ + m_row.m_stat.set_field(f->field_index - 1, f); + break; + } + } + } + + return 0; +} + |