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Merging from mysql-5.1 to mysql-5.5.

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This commit is contained in:
Annamalai Gurusami 2012-07-12 16:48:21 +05:30
commit e231e7f8eb
1 changed files with 27 additions and 2 deletions
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29
sql/handler.cc
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@ -4655,7 +4655,19 @@ int handler::read_range_first(const key_range *start_key,
? HA_ERR_END_OF_FILE
: result);
DBUG_RETURN (compare_key(end_range) <= 0 ? 0 : HA_ERR_END_OF_FILE);
if (compare_key(end_range) <= 0)
{
DBUG_RETURN(0);
}
else
{
/*
The last read row does not fall in the range. So request
storage engine to release row lock if possible.
*/
unlock_row();
DBUG_RETURN(HA_ERR_END_OF_FILE);
}
}
@ -4687,7 +4699,20 @@ int handler::read_range_next()
result= index_next(table->record[0]);
if (result)
DBUG_RETURN(result);
DBUG_RETURN(compare_key(end_range) <= 0 ? 0 : HA_ERR_END_OF_FILE);
if (compare_key(end_range) <= 0)
{
DBUG_RETURN(0);
}
else
{
/*
The last read row does not fall in the range. So request
storage engine to release row lock if possible.
*/
unlock_row();
DBUG_RETURN(HA_ERR_END_OF_FILE);
}
}