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Merge branch '10.3' into 10.4

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This commit is contained in:
Sujatha
2020-09-28 17:55:39 +05:30
parent 7edfb72eff 6cbbd6bd96
commit ce845b7a2f
30 changed files with 202 additions and 46 deletions
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2
sql/sql_string.cc
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@ -836,7 +836,7 @@ int sortcmp(const String *s,const String *t, CHARSET_INFO *cs)
int stringcmp(const String *s,const String *t)
{
uint32 s_len=s->length(),t_len=t->length(),len=MY_MIN(s_len,t_len);
int cmp= memcmp(s->ptr(), t->ptr(), len);
int cmp= len ? memcmp(s->ptr(), t->ptr(), len) : 0;
return (cmp) ? cmp : (int) (s_len - t_len);
}