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Diffstat (limited to 'storage/perfschema/table_socket_summary_by_instance.h')
-rw-r--r-- | storage/perfschema/table_socket_summary_by_instance.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/storage/perfschema/table_socket_summary_by_instance.h b/storage/perfschema/table_socket_summary_by_instance.h new file mode 100644 index 00000000000..f4c8ea41d8c --- /dev/null +++ b/storage/perfschema/table_socket_summary_by_instance.h @@ -0,0 +1,95 @@ +/* Copyright (c) 2008, 2011, 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, + 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */ + +#ifndef TABLE_SOCKET_SUMMARY_BY_INSTANCE_H +#define TABLE_SOCKET_SUMMARY_BY_INSTANCE_H + +/** + @file storage/perfschema/table_socket_summary_by_instance.h + Table SOCKET_SUMMARY_BY_INSTANCE (declarations). +*/ + +#include "pfs_column_types.h" +#include "pfs_engine_table.h" +#include "pfs_instr_class.h" +#include "pfs_instr.h" +#include "table_helper.h" + +/** + @addtogroup Performance_schema_tables + @{ +*/ + +/** + A row of table + PERFORMANCE_SCHEMA.SOCKET_SUMMARY_BY_INSTANCE. +*/ +struct row_socket_summary_by_instance +{ + /** Column EVENT_NAME. */ + PFS_event_name_row m_event_name; + + /** Column OBJECT_INSTANCE_BEGIN */ + const void *m_identity; + + /** Columns COUNT_STAR, SUM/MIN/AVG/MAX TIMER and NUMBER_OF_BYTES for each operation. */ + PFS_socket_io_stat_row m_io_stat; +}; + +/** Table PERFORMANCE_SCHEMA.SOCKET_SUMMARY_BY_INSTANCE. */ +class table_socket_summary_by_instance : public PFS_engine_table +{ +public: + /** Table share */ + static PFS_engine_table_share m_share; + static PFS_engine_table* create(); + static int delete_all_rows(); + + virtual int rnd_next(); + virtual int rnd_pos(const void *pos); + virtual void reset_position(void); + +private: + virtual int read_row_values(TABLE *table, + unsigned char *buf, + Field **fields, + bool read_all); + + table_socket_summary_by_instance(); + +public: + ~table_socket_summary_by_instance() + {} + +private: + void make_row(PFS_socket *pfs); + + /** Table share lock. */ + static THR_LOCK m_table_lock; + /** Fields definition. */ + static TABLE_FIELD_DEF m_field_def; + + /** Current row. */ + row_socket_summary_by_instance m_row; + /** True if the current row exists. */ + bool m_row_exists; + /** Current position. */ + PFS_simple_index m_pos; + /** Next position. */ + PFS_simple_index m_next_pos; +}; + +/** @} */ +#endif |