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Viewing changes to plugin/innobase/include/dict0boot.ic

  • Committer: Lee Bieber
  • Date: 2010-12-03 01:16:19 UTC
  • mfrom: (1819.9.81 update-innobase)
  • Revision ID: kalebral@gmail.com-20101203011619-n6v584rijwdet05b
Merge Stewart - update Innobase plugin based on InnoDB 1.1.2

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plugin/innobase/include/dict0boot.ic
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Returns a new row id.
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@return the new id */
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UNIV_INLINE
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dulint
 
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row_id_t
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dict_sys_get_new_row_id(void)
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/*=========================*/
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{
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        dulint  id;
 
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        row_id_t        id;
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        mutex_enter(&(dict_sys->mutex));
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        id = dict_sys->row_id;
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        if (0 == (ut_dulint_get_low(id) % DICT_HDR_ROW_ID_WRITE_MARGIN)) {
 
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        if (0 == (id % DICT_HDR_ROW_ID_WRITE_MARGIN)) {
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                dict_hdr_flush_row_id();
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        }
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        UT_DULINT_INC(dict_sys->row_id);
 
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        dict_sys->row_id++;
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        mutex_exit(&(dict_sys->mutex));
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Reads a row id from a record or other 6-byte stored form.
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@return row id */
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UNIV_INLINE
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dulint
 
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row_id_t
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dict_sys_read_row_id(
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/*=================*/
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        byte*   field)  /*!< in: record field */
 
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        const byte*     field)  /*!< in: record field */
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{
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#if DATA_ROW_ID_LEN != 6
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# error "DATA_ROW_ID_LEN != 6"
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void
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dict_sys_write_row_id(
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/*==================*/
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        byte*   field,  /*!< in: record field */
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        dulint  row_id) /*!< in: row id */
 
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        byte*           field,  /*!< in: record field */
 
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        row_id_t        row_id) /*!< in: row id */
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{
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#if DATA_ROW_ID_LEN != 6
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# error "DATA_ROW_ID_LEN != 6"