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MDEV-27519 CRC32() upon Columnstore table returns a wrong value

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This commit is contained in:
Roman Nozdrin
2022-01-18 09:45:28 +00:00
parent 7158253b88
commit be31c37c90
1 changed files with 13 additions and 13 deletions
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10
utils/funcexp/func_crc32.cpp
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@@ -50,23 +50,23 @@ int64_t Func_crc32::getIntVal(rowgroup::Row& row,
bool& isNull,
CalpontSystemCatalog::ColType& ct)
{
unsigned crc;
switch (parm.size) {
unsigned crc = 0;
switch (parm.size())
{
default:
isNull = true;
return 0;
case 1:
crc = 0;
break;
case 2:
crc = static_cast<unsigned>(parm[0]->data()->getIntVal(row, isNull));
if (isNull)
return 0;
}
const string& b = parm[parm.size - 1]->data()->getStrVal(row, isNull);
const string& b = parm[parm.size() - 1]->data()->getStrVal(row, isNull);
if (isNull)
return 0;
return crc32(crc, reinterpret_cast<unsigned char*>(b.data()), b.size());
return crc32(crc, reinterpret_cast<const uint8_t*>(b.data()), b.size());
}