Adding upstream version 1:10.5.12.upstream/1%10.5.12upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 245 insertions, 0 deletions

diff --git a/storage/perfschema/table_esms_by_program.cc b/storage/perfschema/table_esms_by_program.cc
new file mode 100644
index 00000000..3cb2e4a4
--- /dev/null
+++ b/storage/perfschema/table_esms_by_program.cc
@@ -0,0 +1,245 @@
+/* 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 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
+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'),"
+                      "OBJECT_SCHEMA varchar(64) NOT NULL,"
+                      "OBJECT_NAME varchar(64) NOT NULL,"
+                      "COUNT_STAR bigint(20) unsigned NOT NULL,"
+                      "SUM_TIMER_WAIT bigint(20) unsigned NOT NULL,"
+                      "MIN_TIMER_WAIT bigint(20) unsigned NOT NULL,"
+                      "AVG_TIMER_WAIT bigint(20) unsigned NOT NULL,"
+                      "MAX_TIMER_WAIT bigint(20) unsigned NOT NULL,"
+                      "COUNT_STATEMENTS bigint(20) unsigned NOT NULL,"
+                      "SUM_STATEMENTS_WAIT bigint(20) unsigned NOT NULL,"
+                      "MIN_STATEMENTS_WAIT bigint(20) unsigned NOT NULL,"
+                      "AVG_STATEMENTS_WAIT bigint(20) unsigned NOT NULL,"
+                      "MAX_STATEMENTS_WAIT bigint(20) unsigned NOT NULL,"
+                      "SUM_LOCK_TIME bigint(20) unsigned NOT NULL,"
+                      "SUM_ERRORS bigint(20) unsigned NOT NULL,"
+                      "SUM_WARNINGS bigint(20) unsigned NOT NULL,"
+                      "SUM_ROWS_AFFECTED bigint(20) unsigned NOT NULL,"
+                      "SUM_ROWS_SENT bigint(20) unsigned NOT NULL,"
+                      "SUM_ROWS_EXAMINED bigint(20) unsigned NOT NULL,"
+                      "SUM_CREATED_TMP_DISK_TABLES bigint(20) unsigned NOT NULL,"
+                      "SUM_CREATED_TMP_TABLES bigint(20) unsigned NOT NULL,"
+                      "SUM_SELECT_FULL_JOIN bigint(20) unsigned NOT NULL,"
+                      "SUM_SELECT_FULL_RANGE_JOIN bigint(20) unsigned NOT NULL,"
+                      "SUM_SELECT_RANGE bigint(20) unsigned NOT NULL,"
+                      "SUM_SELECT_RANGE_CHECK bigint(20) unsigned NOT NULL,"
+                      "SUM_SELECT_SCAN bigint(20) unsigned NOT NULL,"
+                      "SUM_SORT_MERGE_PASSES bigint(20) unsigned NOT NULL,"
+                      "SUM_SORT_RANGE bigint(20) unsigned NOT NULL,"
+                      "SUM_SORT_ROWS bigint(20) unsigned NOT NULL,"
+                      "SUM_SORT_SCAN bigint(20) unsigned NOT NULL,"
+                      "SUM_NO_INDEX_USED bigint(20) unsigned NOT NULL,"
+                      "SUM_NO_GOOD_INDEX_USED bigint(20) unsigned NOT NULL)")},
+  false  /* perpetual */
+};
+
+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.
+  */
+  DBUG_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;
+}
+