diff options
Diffstat (limited to 'storage/xtradb/include/handler0alter.h')
| -rw-r--r-- | storage/xtradb/include/handler0alter.h | 90 |
1 files changed, 81 insertions, 9 deletions
diff --git a/storage/xtradb/include/handler0alter.h b/storage/xtradb/include/handler0alter.h index 3107fb32881..66b963ae39a 100644 --- a/storage/xtradb/include/handler0alter.h +++ b/storage/xtradb/include/handler0alter.h @@ -1,6 +1,6 @@ /***************************************************************************** -Copyright (c) 2005, 2010, Innobase Oy. All Rights Reserved. +Copyright (c) 2005, 2013, 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 @@ -11,8 +11,8 @@ 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 +this program; if not, write to the Free Software Foundation, Inc., +51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA *****************************************************************************/ @@ -27,11 +27,34 @@ UNIV_INTERN void innobase_rec_to_mysql( /*==================*/ - struct TABLE* table, /*!< in/out: MySQL table */ - const rec_t* rec, /*!< in: record */ - const dict_index_t* index, /*!< in: index */ - const ulint* offsets); /*!< in: rec_get_offsets( - rec, index, ...) */ + struct TABLE* table, /*!< in/out: MySQL table */ + const rec_t* rec, /*!< in: record */ + const dict_index_t* index, /*!< in: index */ + const ulint* offsets)/*!< in: rec_get_offsets( + rec, index, ...) */ + __attribute__((nonnull)); + +/*************************************************************//** +Copies an InnoDB index entry to table->record[0]. */ +UNIV_INTERN +void +innobase_fields_to_mysql( +/*=====================*/ + struct TABLE* table, /*!< in/out: MySQL table */ + const dict_index_t* index, /*!< in: InnoDB index */ + const dfield_t* fields) /*!< in: InnoDB index fields */ + __attribute__((nonnull)); + +/*************************************************************//** +Copies an InnoDB row to table->record[0]. */ +UNIV_INTERN +void +innobase_row_to_mysql( +/*==================*/ + struct TABLE* table, /*!< in/out: MySQL table */ + const dict_table_t* itab, /*!< in: InnoDB table */ + const dtuple_t* row) /*!< in: InnoDB row */ + __attribute__((nonnull)); /*************************************************************//** Resets table->record[0]. */ @@ -39,4 +62,53 @@ UNIV_INTERN void innobase_rec_reset( /*===============*/ - struct TABLE* table); /*!< in/out: MySQL table */ + struct TABLE* table) /*!< in/out: MySQL table */ + __attribute__((nonnull)); + +/** Generate the next autoinc based on a snapshot of the session +auto_increment_increment and auto_increment_offset variables. */ +struct ib_sequence_t { + + /** + @param thd - the session + @param start_value - the lower bound + @param max_value - the upper bound (inclusive) */ + ib_sequence_t(THD* thd, ulonglong start_value, ulonglong max_value); + + /** + Postfix increment + @return the value to insert */ + ulonglong operator++(int) UNIV_NOTHROW; + + /** Check if the autoinc "sequence" is exhausted. + @return true if the sequence is exhausted */ + bool eof() const UNIV_NOTHROW + { + return(m_eof); + } + + /** + @return the next value in the sequence */ + ulonglong last() const UNIV_NOTHROW + { + ut_ad(m_next_value > 0); + + return(m_next_value); + } + + /** Maximum calumn value if adding an AUTOINC column else 0. Once + we reach the end of the sequence it will be set to ~0. */ + const ulonglong m_max_value; + + /** Value of auto_increment_increment */ + ulong m_increment; + + /** Value of auto_increment_offset */ + ulong m_offset; + + /** Next value in the sequence */ + ulonglong m_next_value; + + /** true if no more values left in the sequence */ + bool m_eof; +}; |