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Diffstat (limited to 'storage/xtradb/include/row0upd.ic')
| -rw-r--r-- | storage/xtradb/include/row0upd.ic | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/storage/xtradb/include/row0upd.ic b/storage/xtradb/include/row0upd.ic deleted file mode 100644 index 618a77fa4bf..00000000000 --- a/storage/xtradb/include/row0upd.ic +++ /dev/null @@ -1,188 +0,0 @@ -/***************************************************************************** - -Copyright (c) 1996, 2012, 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, Inc., -51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA - -*****************************************************************************/ - -/**************************************************//** -@file include/row0upd.ic -Update of a row - -Created 12/27/1996 Heikki Tuuri -*******************************************************/ - -#include "mtr0log.h" -#ifndef UNIV_HOTBACKUP -# include "trx0trx.h" -# include "trx0undo.h" -# include "row0row.h" -# include "lock0lock.h" -#endif /* !UNIV_HOTBACKUP */ -#include "page0zip.h" - -/*********************************************************************//** -Creates an update vector object. -@return own: update vector object */ -UNIV_INLINE -upd_t* -upd_create( -/*=======*/ - ulint n, /*!< in: number of fields */ - mem_heap_t* heap) /*!< in: heap from which memory allocated */ -{ - upd_t* update; - - update = (upd_t*) mem_heap_zalloc(heap, sizeof(upd_t)); - - update->n_fields = n; - update->fields = (upd_field_t*) - mem_heap_zalloc(heap, sizeof(upd_field_t) * n); - - return(update); -} - -/*********************************************************************//** -Returns the number of fields in the update vector == number of columns -to be updated by an update vector. -@return number of fields */ -UNIV_INLINE -ulint -upd_get_n_fields( -/*=============*/ - const upd_t* update) /*!< in: update vector */ -{ - ut_ad(update); - - return(update->n_fields); -} - -#ifdef UNIV_DEBUG -/*********************************************************************//** -Returns the nth field of an update vector. -@return update vector field */ -UNIV_INLINE -upd_field_t* -upd_get_nth_field( -/*==============*/ - const upd_t* update, /*!< in: update vector */ - ulint n) /*!< in: field position in update vector */ -{ - ut_ad(update); - ut_ad(n < update->n_fields); - - return((upd_field_t*) update->fields + n); -} -#endif /* UNIV_DEBUG */ - -#ifndef UNIV_HOTBACKUP -/*********************************************************************//** -Sets an index field number to be updated by an update vector field. */ -UNIV_INLINE -void -upd_field_set_field_no( -/*===================*/ - upd_field_t* upd_field, /*!< in: update vector field */ - ulint field_no, /*!< in: field number in a clustered - index */ - dict_index_t* index, /*!< in: index */ - trx_t* trx) /*!< in: transaction */ -{ - upd_field->field_no = field_no; - upd_field->orig_len = 0; - - if (field_no >= dict_index_get_n_fields(index)) { - fprintf(stderr, - "InnoDB: Error: trying to access field %lu in ", - (ulong) field_no); - dict_index_name_print(stderr, trx, index); - fprintf(stderr, "\n" - "InnoDB: but index only has %lu fields\n", - (ulong) dict_index_get_n_fields(index)); - ut_ad(0); - } - - dict_col_copy_type(dict_index_get_nth_col(index, field_no), - dfield_get_type(&upd_field->new_val)); -} - -/*********************************************************************//** -Returns a field of an update vector by field_no. -@return update vector field, or NULL */ -UNIV_INLINE -const upd_field_t* -upd_get_field_by_field_no( -/*======================*/ - const upd_t* update, /*!< in: update vector */ - ulint no) /*!< in: field_no */ -{ - ulint i; - for (i = 0; i < upd_get_n_fields(update); i++) { - const upd_field_t* uf = upd_get_nth_field(update, i); - - if (uf->field_no == no) { - - return(uf); - } - } - - return(NULL); -} - -/*********************************************************************//** -Updates the trx id and roll ptr field in a clustered index record when -a row is updated or marked deleted. */ -UNIV_INLINE -void -row_upd_rec_sys_fields( -/*===================*/ - rec_t* rec, /*!< in/out: record */ - page_zip_des_t* page_zip,/*!< in/out: compressed page whose - uncompressed part will be updated, or NULL */ - dict_index_t* index, /*!< in: clustered index */ - const ulint* offsets,/*!< in: rec_get_offsets(rec, index) */ - const trx_t* trx, /*!< in: transaction */ - roll_ptr_t roll_ptr)/*!< in: roll ptr of the undo log record, - can be 0 during IMPORT */ -{ - ut_ad(dict_index_is_clust(index)); - ut_ad(rec_offs_validate(rec, index, offsets)); - - if (page_zip) { - ulint pos = dict_index_get_sys_col_pos(index, DATA_TRX_ID); - page_zip_write_trx_id_and_roll_ptr(page_zip, rec, offsets, - pos, trx->id, roll_ptr); - } else { - ulint offset = index->trx_id_offset; - - if (!offset) { - offset = row_get_trx_id_offset(index, offsets); - } - -#if DATA_TRX_ID + 1 != DATA_ROLL_PTR -# error "DATA_TRX_ID + 1 != DATA_ROLL_PTR" -#endif - /* During IMPORT the trx id in the record can be in the - future, if the .ibd file is being imported from another - instance. During IMPORT roll_ptr will be 0. */ - ut_ad(roll_ptr == 0 - || lock_check_trx_id_sanity( - trx_read_trx_id(rec + offset), - rec, index, offsets)); - - trx_write_trx_id(rec + offset, trx->id); - trx_write_roll_ptr(rec + offset + DATA_TRX_ID_LEN, roll_ptr); - } -} -#endif /* !UNIV_HOTBACKUP */ |