diff options
Diffstat (limited to 'storage/xtradb/include/row0mysql.h')
| -rw-r--r-- | storage/xtradb/include/row0mysql.h | 85 |
1 files changed, 4 insertions, 81 deletions
diff --git a/storage/xtradb/include/row0mysql.h b/storage/xtradb/include/row0mysql.h index 70da84640e5..e1148517d99 100644 --- a/storage/xtradb/include/row0mysql.h +++ b/storage/xtradb/include/row0mysql.h @@ -1,6 +1,7 @@ /***************************************************************************** Copyright (c) 2000, 2016, Oracle and/or its affiliates. All Rights Reserved. +Copyright (c) 2017, MariaDB Corporation. 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 @@ -41,9 +42,6 @@ struct SysIndexCallback; extern ibool row_rollback_on_timeout; -extern uint srv_compressed_columns_zip_level; -extern ulong srv_compressed_columns_threshold; - struct row_prebuilt_t; /*******************************************************************//** @@ -55,48 +53,6 @@ row_mysql_prebuilt_free_blob_heap( row_prebuilt_t* prebuilt); /*!< in: prebuilt struct of a ha_innobase:: table handle */ -/** Frees the compress heap in prebuilt when no longer needed. */ -UNIV_INTERN -void -row_mysql_prebuilt_free_compress_heap( - row_prebuilt_t* prebuilt); /*!< in: prebuilt struct of a - ha_innobase:: table handle */ - -/** Uncompress blob/text/varchar column using zlib -@return pointer to the uncompressed data */ -const byte* -row_decompress_column( - const byte* data, /*!< in: data in innodb(compressed) format */ - ulint *len, /*!< in: data length; out: length of - decompressed data*/ - const byte* dict_data, - /*!< in: optional dictionary data used for - decompression */ - ulint dict_data_len, - /*!< in: optional dictionary data length */ - row_prebuilt_t* prebuilt); - /*!< in: use prebuilt->compress_heap only - here*/ - -/** Compress blob/text/varchar column using zlib -@return pointer to the compressed data */ -byte* -row_compress_column( - const byte* data, /*!< in: data in mysql(uncompressed) - format */ - ulint *len, /*!< in: data length; out: length of - compressed data*/ - ulint lenlen, /*!< in: bytes used to store the length of - data */ - const byte* dict_data, - /*!< in: optional dictionary data used for - compression */ - ulint dict_data_len, - /*!< in: optional dictionary data length */ - row_prebuilt_t* prebuilt); - /*!< in: use prebuilt->compress_heap only - here*/ - /*******************************************************************//** Stores a >= 5.0.3 format true VARCHAR length to dest, in the MySQL row format. @@ -135,21 +91,10 @@ row_mysql_store_blob_ref( to 4 bytes */ const void* data, /*!< in: BLOB data; if the value to store is SQL NULL this should be NULL pointer */ - ulint len, /*!< in: BLOB length; if the value to store + ulint len); /*!< in: BLOB length; if the value to store is SQL NULL this should be 0; remember also to set the NULL bit in the MySQL record header! */ - bool need_decompression, - /*!< in: if the data need to be compressed*/ - const byte* dict_data, - /*!< in: optional compression dictionary - data */ - ulint dict_data_len, - /*!< in: optional compression dictionary data - length */ - row_prebuilt_t* prebuilt); - /*<! in: use prebuilt->compress_heap only - here */ /*******************************************************************//** Reads a reference to a BLOB in the MySQL format. @return pointer to BLOB data */ @@ -160,17 +105,8 @@ row_mysql_read_blob_ref( ulint* len, /*!< out: BLOB length */ const byte* ref, /*!< in: BLOB reference in the MySQL format */ - ulint col_len, /*!< in: BLOB reference length + ulint col_len); /*!< in: BLOB reference length (not BLOB length) */ - bool need_compression, - /*!< in: if the data need to be - compressed*/ - const byte* dict_data, /*!< in: optional compression - dictionary data */ - ulint dict_data_len, /*!< in: optional compression - dictionary data length */ - row_prebuilt_t* prebuilt); /*!< in: use prebuilt->compress_heap - only here */ /**************************************************************//** Pad a column with spaces. */ UNIV_INTERN @@ -218,16 +154,7 @@ row_mysql_store_col_in_innobase_format( necessarily the length of the actual payload data; if the column is a true VARCHAR then this is irrelevant */ - ulint comp, /*!< in: nonzero=compact format */ - bool need_compression, - /*!< in: if the data need to be - compressed */ - const byte* dict_data, /*!< in: optional compression - dictionary data */ - ulint dict_data_len, /*!< in: optional compression - dictionary data length */ - row_prebuilt_t* prebuilt); /*!< in: use prebuilt->compress_heap - only here */ + ulint comp); /*!< in: nonzero=compact format */ /****************************************************************//** Handles user errors and lock waits detected by the database engine. @return true if it was a lock wait and we should continue running the @@ -721,8 +648,6 @@ struct mysql_row_templ_t { ulint is_unsigned; /*!< if a column type is an integer type and this field is != 0, then it is an unsigned integer type */ - bool compressed; /*!< if column format is compressed */ - LEX_CSTRING zip_dict_data; /*!< associated compression dictionary */ }; #define MYSQL_FETCH_CACHE_SIZE 8 @@ -920,8 +845,6 @@ struct row_prebuilt_t { in fetch_cache */ mem_heap_t* blob_heap; /*!< in SELECTS BLOB fields are copied to this heap */ - mem_heap_t* compress_heap; /*!< memory heap used to compress - /decompress blob column*/ mem_heap_t* old_vers_heap; /*!< memory heap where a previous version is built in consistent read */ bool in_fts_query; /*!< Whether we are in a FTS query */ |