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Merge pull request #1308 from dhall-MariaDB/MCOL-4099

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MCOL-4099 Fix up first char insertion
This commit is contained in:
Patrick LeBlanc
2020-06-29 10:34:41 -05:00
committed by GitHub
parent d840fab5a3 9bd4255021
commit e94306a8d8
1 changed files with 2 additions and 2 deletions
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4
utils/funcexp/func_insert.cpp
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@ -73,8 +73,6 @@ std::string Func_insert::getStrVal(rowgroup::Row& row,
if (isNull)
return "";
start--; // Because SQL syntax is 1 based and we want 0 based.
CHARSET_INFO* cs = fp[0]->data()->resultType().getCharset();
// binLen represents the number of bytes
@ -91,6 +89,8 @@ std::string Func_insert::getStrVal(rowgroup::Row& row,
if ((length < 0) || (length > strLen))
length = strLen;
start--; // Because SQL syntax is 1 based and we want 0 based.
// Convert start and length from characters to bytes.
start = cs->charpos(pos, end, start);
length = cs->charpos(pos+start, end, length);