diff options
Diffstat (limited to 'storage/innobase/include/mtr0types.h')
| -rw-r--r-- | storage/innobase/include/mtr0types.h | 268 |
1 files changed, 266 insertions, 2 deletions
diff --git a/storage/innobase/include/mtr0types.h b/storage/innobase/include/mtr0types.h index 43368c0b726..69a68830af1 100644 --- a/storage/innobase/include/mtr0types.h +++ b/storage/innobase/include/mtr0types.h @@ -1,6 +1,6 @@ /***************************************************************************** -Copyright (c) 1995, 2009, Oracle and/or its affiliates. All Rights Reserved. +Copyright (c) 1995, 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 as published by the Free Software @@ -26,6 +26,270 @@ Created 11/26/1995 Heikki Tuuri #ifndef mtr0types_h #define mtr0types_h +#ifndef UNIV_INNOCHECKSUM +#include "sync0rw.h" +#endif /* UNIV_INNOCHECKSUM */ + struct mtr_t; -#endif +/** Logging modes for a mini-transaction */ +enum mtr_log_t { + /** Default mode: log all operations modifying disk-based data */ + MTR_LOG_ALL = 21, + + /** Log no operations and dirty pages are not added to the flush list */ + MTR_LOG_NONE = 22, + + /** Don't generate REDO log but add dirty pages to flush list */ + MTR_LOG_NO_REDO = 23, + + /** Inserts are logged in a shorter form */ + MTR_LOG_SHORT_INSERTS = 24 +}; + +/** @name Log item types +The log items are declared 'byte' so that the compiler can warn if val +and type parameters are switched in a call to mlog_write_ulint. NOTE! +For 1 - 8 bytes, the flag value must give the length also! @{ */ +enum mlog_id_t { + /** if the mtr contains only one log record for one page, + i.e., write_initial_log_record has been called only once, + this flag is ORed to the type of that first log record */ + MLOG_SINGLE_REC_FLAG = 128, + + /** one byte is written */ + MLOG_1BYTE = 1, + + /** 2 bytes ... */ + MLOG_2BYTES = 2, + + /** 4 bytes ... */ + MLOG_4BYTES = 4, + + /** 8 bytes ... */ + MLOG_8BYTES = 8, + + /** Record insert */ + MLOG_REC_INSERT = 9, + + /** Mark clustered index record deleted */ + MLOG_REC_CLUST_DELETE_MARK = 10, + + /** Mark secondary index record deleted */ + MLOG_REC_SEC_DELETE_MARK = 11, + + /** update of a record, preserves record field sizes */ + MLOG_REC_UPDATE_IN_PLACE = 13, + + /*!< Delete a record from a page */ + MLOG_REC_DELETE = 14, + + /** Delete record list end on index page */ + MLOG_LIST_END_DELETE = 15, + + /** Delete record list start on index page */ + MLOG_LIST_START_DELETE = 16, + + /** Copy record list end to a new created index page */ + MLOG_LIST_END_COPY_CREATED = 17, + + /** Reorganize an index page in ROW_FORMAT=REDUNDANT */ + MLOG_PAGE_REORGANIZE = 18, + + /** Create an index page */ + MLOG_PAGE_CREATE = 19, + + /** Insert entry in an undo log */ + MLOG_UNDO_INSERT = 20, + + /** erase an undo log page end */ + MLOG_UNDO_ERASE_END = 21, + + /** initialize a page in an undo log */ + MLOG_UNDO_INIT = 22, + + /** discard an update undo log header */ + MLOG_UNDO_HDR_DISCARD = 23, + + /** reuse an insert undo log header */ + MLOG_UNDO_HDR_REUSE = 24, + + /** create an undo log header */ + MLOG_UNDO_HDR_CREATE = 25, + + /** mark an index record as the predefined minimum record */ + MLOG_REC_MIN_MARK = 26, + + /** initialize an ibuf bitmap page */ + MLOG_IBUF_BITMAP_INIT = 27, + +#ifdef UNIV_LOG_LSN_DEBUG + /** Current LSN */ + MLOG_LSN = 28, +#endif /* UNIV_LOG_LSN_DEBUG */ + + /** this means that a file page is taken into use and the prior + contents of the page should be ignored: in recovery we must not + trust the lsn values stored to the file page. + Note: it's deprecated because it causes crash recovery problem + in bulk create index, and actually we don't need to reset page + lsn in recv_recover_page_func() now. */ + MLOG_INIT_FILE_PAGE = 29, + + /** write a string to a page */ + MLOG_WRITE_STRING = 30, + + /** If a single mtr writes several log records, this log + record ends the sequence of these records */ + MLOG_MULTI_REC_END = 31, + + /** dummy log record used to pad a log block full */ + MLOG_DUMMY_RECORD = 32, + + /** log record about an .ibd file creation */ + //MLOG_FILE_CREATE = 33, + + /** rename databasename/tablename (no .ibd file name suffix) */ + //MLOG_FILE_RENAME = 34, + + /** delete a tablespace file that starts with (space_id,page_no) */ + MLOG_FILE_DELETE = 35, + + /** mark a compact index record as the predefined minimum record */ + MLOG_COMP_REC_MIN_MARK = 36, + + /** create a compact index page */ + MLOG_COMP_PAGE_CREATE = 37, + + /** compact record insert */ + MLOG_COMP_REC_INSERT = 38, + + /** mark compact clustered index record deleted */ + MLOG_COMP_REC_CLUST_DELETE_MARK = 39, + + /** mark compact secondary index record deleted; this log + record type is redundant, as MLOG_REC_SEC_DELETE_MARK is + independent of the record format. */ + MLOG_COMP_REC_SEC_DELETE_MARK = 40, + + /** update of a compact record, preserves record field sizes */ + MLOG_COMP_REC_UPDATE_IN_PLACE = 41, + + /** delete a compact record from a page */ + MLOG_COMP_REC_DELETE = 42, + + /** delete compact record list end on index page */ + MLOG_COMP_LIST_END_DELETE = 43, + + /*** delete compact record list start on index page */ + MLOG_COMP_LIST_START_DELETE = 44, + + /** copy compact record list end to a new created index page */ + MLOG_COMP_LIST_END_COPY_CREATED = 45, + + /** reorganize an index page */ + MLOG_COMP_PAGE_REORGANIZE = 46, + + /** log record about creating an .ibd file, with format */ + MLOG_FILE_CREATE2 = 47, + + /** write the node pointer of a record on a compressed + non-leaf B-tree page */ + MLOG_ZIP_WRITE_NODE_PTR = 48, + + /** write the BLOB pointer of an externally stored column + on a compressed page */ + MLOG_ZIP_WRITE_BLOB_PTR = 49, + + /** write to compressed page header */ + MLOG_ZIP_WRITE_HEADER = 50, + + /** compress an index page */ + MLOG_ZIP_PAGE_COMPRESS = 51, + + /** compress an index page without logging it's image */ + MLOG_ZIP_PAGE_COMPRESS_NO_DATA = 52, + + /** reorganize a compressed page */ + MLOG_ZIP_PAGE_REORGANIZE = 53, + + /** rename a tablespace file that starts with (space_id,page_no) */ + MLOG_FILE_RENAME2 = 54, + + /** note the first use of a tablespace file since checkpoint */ + MLOG_FILE_NAME = 55, + + /** note that all buffered log was written since a checkpoint */ + MLOG_CHECKPOINT = 56, + + /** Create a R-Tree index page */ + MLOG_PAGE_CREATE_RTREE = 57, + + /** create a R-tree compact page */ + MLOG_COMP_PAGE_CREATE_RTREE = 58, + + /** this means that a file page is taken into use. + We use it to replace MLOG_INIT_FILE_PAGE. */ + MLOG_INIT_FILE_PAGE2 = 59, + + /** Table is being truncated. (Marked only for file-per-table) */ + MLOG_TRUNCATE = 60, + + /** notify that an index tree is being loaded without writing + redo log about individual pages */ + MLOG_INDEX_LOAD = 61, + + /** biggest value (used in assertions) */ + MLOG_BIGGEST_TYPE = MLOG_INDEX_LOAD, + + /** log record for writing/updating crypt data of + a tablespace */ + MLOG_FILE_WRITE_CRYPT_DATA = 100, +}; + +/* @} */ + +#define EXTRA_CHECK_MLOG_NUMBER(x) \ + ((x) == MLOG_FILE_WRITE_CRYPT_DATA) + +/** Size of a MLOG_CHECKPOINT record in bytes. +The record consists of a MLOG_CHECKPOINT byte followed by +mach_write_to_8(checkpoint_lsn). */ +#define SIZE_OF_MLOG_CHECKPOINT 9 + +/** Types for the mlock objects to store in the mtr memo; NOTE that the +first 3 values must be RW_S_LATCH, RW_X_LATCH, RW_NO_LATCH */ +enum mtr_memo_type_t { +#ifndef UNIV_INNOCHECKSUM + MTR_MEMO_PAGE_S_FIX = RW_S_LATCH, + + MTR_MEMO_PAGE_X_FIX = RW_X_LATCH, + + MTR_MEMO_PAGE_SX_FIX = RW_SX_LATCH, + + MTR_MEMO_BUF_FIX = RW_NO_LATCH, +#endif /* !UNIV_CHECKSUM */ + +#ifdef UNIV_DEBUG + MTR_MEMO_MODIFY = 32, +#endif /* UNIV_DEBUG */ + + MTR_MEMO_S_LOCK = 64, + + MTR_MEMO_X_LOCK = 128, + + MTR_MEMO_SX_LOCK = 256 +}; + +#ifdef UNIV_DEBUG +# define MTR_MAGIC_N 54551 +#endif /* UNIV_DEBUG */ + +enum mtr_state_t { + MTR_STATE_INIT = 0, + MTR_STATE_ACTIVE = 12231, + MTR_STATE_COMMITTING = 56456, + MTR_STATE_COMMITTED = 34676 +}; + +#endif /* mtr0types_h */ |