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MCOL-3536 collation

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This commit is contained in:
David Hall
2020-06-08 16:09:46 -05:00
parent 236b92d706
commit 938ee6d308
3 changed files with 23 additions and 22 deletions
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28
utils/funcexp/func_find_in_set.cpp
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@ -69,18 +69,18 @@ int64_t Func_find_in_set::getIntVal(rowgroup::Row& row,
if (searchStr.find(",") != string::npos)
return 0;
if (setString.length() > searchStr.length())
if (setString.length() < searchStr.length())
return 0;
CHARSET_INFO *cs= op_ct.getCharset();
my_wc_t wc= 0;
const char *str_begin= setString.c_str();
const char *str_end= setString.c_str();
const char *real_end= str_end + setString.length();
const char *find_str= searchStr.c_str();
uint find_str_len= searchStr.length();
int position= 0;
const char *str_begin = setString.c_str();
const char *str_end = setString.c_str();
const char *real_end = str_end + setString.length();
const char *find_str = searchStr.c_str();
size_t find_str_len = searchStr.length();
int position = 0;
static const char separator=',';
while (1)
{
@ -88,21 +88,21 @@ int64_t Func_find_in_set::getIntVal(rowgroup::Row& row,
if ((symbol_len= cs->mb_wc(&wc, (uchar*) str_end,
(uchar*) real_end)) > 0)
{
const char *substr_end= str_end + symbol_len;
const char *substr_end = str_end + symbol_len;
bool is_last_item= (substr_end == real_end);
bool is_separator= (wc == (my_wc_t) separator);
bool is_separator = (wc == (my_wc_t) separator);
if (is_separator || is_last_item)
{
position++;
if (is_last_item && !is_separator)
str_end= substr_end;
if (!cs->strnncoll(str_begin, (uint) (str_end - str_begin),
str_end = substr_end;
if (!cs->strnncoll(str_begin, (size_t) (str_end - str_begin),
find_str, find_str_len))
return (longlong) position;
return (int64_t) position;
else
str_begin= substr_end;
str_begin = substr_end;
}
str_end= substr_end;
str_end = substr_end;
}
else if (str_end - str_begin == 0 &&
find_str_len == 0 &&