diff options
Diffstat (limited to 'mysys')
| -rw-r--r-- | mysys/my_handler.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/mysys/my_handler.c b/mysys/my_handler.c index 135480756da..3eed0ee6c08 100644 --- a/mysys/my_handler.c +++ b/mysys/my_handler.c @@ -86,15 +86,9 @@ static int compare_bin(uchar *a, uint a_length, uchar *b, uint b_length, position and this should also be compared diff_pos OUT Number of first keypart where values differ, counting from one. - - DESCRIPTION - If SEARCH_RETURN_B_POS flag is set, diff_pos must point to array of 2 - values, first value has the meaning as described in parameter - description above, the second value is: - - diff_pos[1] OUT (b + diff_pos[1]) points to first value in tuple b + diff_pos[1] OUT (b + diff_pos[1]) points to first value in tuple b that is different from corresponding value in tuple a. - + EXAMPLES Example1: if the function is called for tuples ('aaa','bbb') and ('eee','fff'), then @@ -137,9 +131,7 @@ int ha_key_cmp(register HA_KEYSEG *keyseg, register uchar *a, uchar *end; uint piks=! (keyseg->flag & HA_NO_SORT); (*diff_pos)++; - - if (nextflag & SEARCH_RETURN_B_POS) - diff_pos[1]= (uint)(b - orig_b); + diff_pos[1]= (uint)(b - orig_b); /* Handle NULL part */ if (keyseg->null_bit) |