diff options
Diffstat (limited to 'storage/innobase/include/dict0pagecompress.h')
-rw-r--r-- | storage/innobase/include/dict0pagecompress.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/storage/innobase/include/dict0pagecompress.h b/storage/innobase/include/dict0pagecompress.h new file mode 100644 index 00000000000..236924758f1 --- /dev/null +++ b/storage/innobase/include/dict0pagecompress.h @@ -0,0 +1,94 @@ +/***************************************************************************** + +Copyright (C) 2013 SkySQL Ab. 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 + +*****************************************************************************/ + +/******************************************************************//** +@file include/dict0pagecompress.h +Helper functions for extracting/storing page compression information +to dictionary. + +Created 11/12/2013 Jan Lindström jan.lindstrom@skysql.com +***********************************************************************/ + +#ifndef dict0pagecompress_h +#define dict0pagecompress_h + +/********************************************************************//** +Extract the page compression level from table flags. +@return page compression level, or 0 if not compressed */ +UNIV_INLINE +ulint +dict_tf_get_page_compression_level( +/*===============================*/ + ulint flags) /*!< in: flags */ + __attribute__((const)); +/********************************************************************//** +Extract the page compression flag from table flags +@return page compression flag, or false if not compressed */ +UNIV_INLINE +ibool +dict_tf_get_page_compression( +/*==========================*/ + ulint flags) /*!< in: flags */ + __attribute__((const)); + +/********************************************************************//** +Check whether the table uses the page compressed page format. +@return page compression level, or 0 if not compressed */ +UNIV_INLINE +ulint +dict_table_page_compression_level( +/*==============================*/ + const dict_table_t* table) /*!< in: table */ + __attribute__((const)); + +/********************************************************************//** +Verify that dictionary flags match tablespace flags +@return true if flags match, false if not */ +UNIV_INLINE +ibool +dict_tf_verify_flags( +/*=================*/ + ulint table_flags, /*!< in: dict_table_t::flags */ + ulint fsp_flags) /*!< in: fil_space_t::flags */ + __attribute__((const)); + +/********************************************************************//** +Extract the atomic writes flag from table flags. +@return true if atomic writes are used, false if not used */ +UNIV_INLINE +ibool +dict_tf_get_atomic_writes( +/*======================*/ + ulint flags) /*!< in: flags */ + __attribute__((const)); + +/********************************************************************//** +Check whether the table uses the atomic writes. +@return true if atomic writes is used, false if not */ +UNIV_INLINE +ibool +dict_table_get_atomic_writes( +/*=========================*/ + const dict_table_t* table); /*!< in: table */ + + +#ifndef UNIV_NONINL +#include "dict0pagecompress.ic" +#endif + +#endif |