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MCOL-662 Fix multiple filters in CrossEngine

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If a CrossEngine step has multiple filters the filters were overwriting
each other. This fix stores the filters as a vector and processes them
in a loop.
This commit is contained in:
Andrew Hutchings
2017-10-23 16:26:08 +01:00
parent b5331c0a41
commit ee74e7cc62
2 changed files with 32 additions and 8 deletions
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38
dbcon/joblist/crossenginestep.cpp
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@ -189,7 +189,7 @@ void CrossEngineStep::addFcnJoinExp(const vector<execplan::SRCP>& fe)
void CrossEngineStep::addFcnExpGroup1(const boost::shared_ptr<ParseTree>& fe)
{
fFeFilters = fe;
fFeFilters.push_back(fe);
}
@ -217,7 +217,7 @@ void CrossEngineStep::makeMappings()
for (uint64_t i = 0; i < fColumnCount; ++i)
fFe1Column[i] = -1;
if (fFeFilters != NULL || fFeFcnJoin.size() > 0)
if (fFeFilters.size() > 0 || fFeFcnJoin.size() > 0)
{
const std::vector<uint32_t>& colInFe1 = fRowGroupFe1.getKeys();
for (uint64_t i = 0; i < colInFe1.size(); i++)
@ -499,7 +499,7 @@ void CrossEngineStep::execute()
// Any functions to evaluate
makeMappings();
bool doFE1 = ((fFeFcnJoin.size() > 0) || (fFeFilters != NULL));
bool doFE1 = ((fFeFcnJoin.size() > 0) || (fFeFilters.size() > 0));
bool doFE3 = (fFeSelects.size() > 0);
if (!doFE1 && !doFE3)
{
@ -529,8 +529,20 @@ void CrossEngineStep::execute()
setField(fFe1Column[i], rowIn[i], mysql->getFieldLength(i), mysql->getField(i), rowFe1);
}
if (fFeFilters && fFeInstance->evaluate(rowFe1, fFeFilters.get()) == false)
continue;
if (fFeFilters.size() > 0)
{
bool feBreak = false;
for (std::vector<boost::shared_ptr<execplan::ParseTree> >::iterator it = fFeFilters.begin(); it != fFeFilters.end(); it++)
{
if (fFeInstance->evaluate(rowFe1, (*it).get()) == false)
{
feBreak = true;
break;
}
}
if (feBreak)
continue;
}
// evaluate the FE join column
fFeInstance->evaluate(rowFe1, fFeFcnJoin);
@ -592,8 +604,20 @@ void CrossEngineStep::execute()
setField(fFe1Column[i], rowIn[i], mysql->getFieldLength(i), mysql->getField(i), rowFe1);
}
if (fFeFilters && fFeInstance->evaluate(rowFe1, fFeFilters.get()) == false)
continue;
if (fFeFilters.size() > 0)
{
bool feBreak = false;
for (std::vector<boost::shared_ptr<execplan::ParseTree> >::iterator it = fFeFilters.begin(); it != fFeFilters.end(); it++)
{
if (fFeInstance->evaluate(rowFe1, (*it).get()) == false)
{
feBreak = true;
break;
}
}
if (feBreak)
continue;
}
// evaluate the FE join column
fFeInstance->evaluate(rowFe1, fFeFcnJoin);