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Change read_to_buffer to use ulong instead of uint

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This is mostly to document that read_to_buffer can read more than 65K.
Also changed merge_buffers to return bool instead of int
This commit is contained in:
Michael Widenius
2018-04-12 09:28:29 +03:00
committed by Monty
parent 062a3176e7
commit a0bc3b7eee
3 changed files with 54 additions and 60 deletions
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12
sql/sql_sort.h
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@ -100,12 +100,12 @@ public:
int merge_many_buff(Sort_param *param, uchar *sort_buffer,
BUFFPEK *buffpek,
uint *maxbuffer, IO_CACHE *t_file);
uint read_to_buffer(IO_CACHE *fromfile,BUFFPEK *buffpek,
uint sort_length);
int merge_buffers(Sort_param *param,IO_CACHE *from_file,
IO_CACHE *to_file, uchar *sort_buffer,
BUFFPEK *lastbuff,BUFFPEK *Fb,
BUFFPEK *Tb,int flag);
ulong read_to_buffer(IO_CACHE *fromfile,BUFFPEK *buffpek,
uint sort_length);
bool merge_buffers(Sort_param *param,IO_CACHE *from_file,
IO_CACHE *to_file, uchar *sort_buffer,
BUFFPEK *lastbuff,BUFFPEK *Fb,
BUFFPEK *Tb,int flag);
int merge_index(Sort_param *param, uchar *sort_buffer,
BUFFPEK *buffpek, uint maxbuffer,
IO_CACHE *tempfile, IO_CACHE *outfile);