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Added the MAX_LENGTH_FOR_SORT_DATA option
filesort.cc:
  Added the MAX_LENGTH_FOR_SORT_DATA option
This commit is contained in:
igor@hundin.mysql.fi
2003-04-24 14:33:33 +03:00
parent 5610c4dea6
commit 80615fade2
15 changed files with 534 additions and 190 deletions
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10
sql/sql_table.cc
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@ -2342,8 +2342,8 @@ copy_data_between_tables(TABLE *from,TABLE *to,
if (order)
{
from->io_cache=(IO_CACHE*) my_malloc(sizeof(IO_CACHE),
MYF(MY_FAE | MY_ZEROFILL));
from->sort.io_cache=(IO_CACHE*) my_malloc(sizeof(IO_CACHE),
MYF(MY_FAE | MY_ZEROFILL));
bzero((char*) &tables,sizeof(tables));
tables.table = from;
tables.alias = tables.real_name= from->real_name;
@ -2355,9 +2355,9 @@ copy_data_between_tables(TABLE *from,TABLE *to,
setup_order(thd, thd->lex.select_lex.ref_pointer_array,
&tables, fields, all_fields, order) ||
!(sortorder=make_unireg_sortorder(order, &length)) ||
(from->found_records = filesort(thd, from, sortorder, length,
(SQL_SELECT *) 0, HA_POS_ERROR,
&examined_rows))
(from->sort.found_records = filesort(thd, from, sortorder, length,
(SQL_SELECT *) 0, HA_POS_ERROR,
&examined_rows))
== HA_POS_ERROR)
goto err;
};