TupleData Class Reference

TupleData is an in-memory collection of independent data values, as explained in the design docs. More...

#include <TupleData.h>

Inheritance diagram for TupleData:

List of all members.

Public Member Functions
	TupleData ()
	TupleData (TupleDescriptor const &tupleDesc)
void	compute (TupleDescriptor const &)
bool	containsNull () const
bool	containsNull (TupleProjection const &tupleProj) const
void	projectFrom (TupleData const &src, TupleProjection const &)
	project unmarshalled data; like TupleDescriptor::projectFrom

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Detailed Description

TupleData is an in-memory collection of independent data values, as explained in the design docs.

Definition at line 118 of file TupleData.h.

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Constructor & Destructor Documentation

TupleData::TupleData

(

)

[inline, explicit]

Definition at line 176 of file TupleData.h.

{
}

TupleData::TupleData

(

TupleDescriptor const &

tupleDesc

)

[inline, explicit]

Definition at line 180 of file TupleData.h.

References compute().

{
    compute(tupleDesc);
}

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Member Function Documentation

void TupleData::compute

(

TupleDescriptor const &

)

Definition at line 48 of file TupleData.cpp.

Referenced by BTreeReader::BTreeReader(), BTreeReadersTest::BTreeReadersTest(), BTreeTest::BTreeTest(), BTreeVerifier::BTreeVerifier(), TupleDataWithBuffer::computeAndAllocate(), LhxPlan::createChildren(), FtrsTableWriter::createIndexWriter(), LbmEntryDump::dump(), LhxAggExecStream::execute(), ExternalSortMerger::ExternalSortMerger(), ExternalSortRunLoader::ExternalSortRunLoader(), FtrsTableWriter::FtrsTableWriter(), LhxPlan::generatePartitions(), LbmSplicerExecStreamTest::generateRidInput(), LbmSplicerExecStreamTest::generateTupleInput(), LbmSegmentWriter::init(), LbmDeletionIndexReader::init(), LbmEntry::init(), LhxHashTable::init(), LhxHashKeyAccessor::init(), LhxHashDataAccessor::init(), ReshapeExecStream::initCompareData(), LbmSearchTest::initEqualSearch(), LbmExecStreamTestBase::initKeyBitmap(), LcsClusterReplaceExecStream::initTupleLoadParams(), LcsClusterAppendExecStream::initTupleLoadParams(), LcsClusterAccessBase::LcsClusterAccessBase(), FlatFileExecStreamImpl::logError(), BTreeNodeAccessor::onInit(), LhxPartitionWriter::open(), MockConsumerExecStream::open(), CollectExecStream::open(), LbmSplicerExecStream::postViolation(), LcsRowScanExecStream::prepare(), LcsClusterAppendExecStream::prepare(), LbmUnionExecStream::prepare(), LbmSplicerExecStream::prepare(), LbmSearchExecStream::prepare(), LbmNormalizerExecStream::prepare(), LbmMinusExecStream::prepare(), LbmGeneratorExecStream::prepare(), LbmChopperExecStream::prepare(), LhxJoinExecStream::prepare(), LhxAggExecStream::prepare(), FtrsTableWriterExecStream::prepare(), BTreeSearchExecStream::prepare(), BTreeReadExecStream::prepare(), BTreePrefetchSearchExecStream::prepare(), FlatFileExecStreamImpl::prepare(), UncollectExecStream::prepare(), SortedAggExecStream::prepare(), SegBufferWriterExecStream::prepare(), SegBufferReaderExecStream::prepare(), ReshapeExecStream::prepare(), MockResourceExecStream::prepare(), MockProducerExecStream::prepare(), CorrelationJoinExecStream::prepare(), CartesianJoinExecStream::prepare(), BernoulliSamplingExecStream::prepare(), BarrierExecStream::prepare(), CalcExecStream::prepare(), LhxHashTableTest::readPartition(), TestCalculator::setUp(), ExecStreamTestSuite::testBTreeInsertExecStream(), BTreeTest::testBulkLoad(), ExecStreamTestSuite::testCartesianJoinExecStream(), LbmExecStreamTestBase::testCaseSetUp(), CalcExecStreamTestSuite::testConstant(), ExecStreamTestSuite::testCopyExecStream(), ExecStreamGovernorTest::testGovernor(), LhxHashTableTest::testInsert(), BTreeTest::testInserts(), LbmEntryTest::testldb35(), LbmEntryTest::testler5920(), LbmSplicerExecStreamTest::testLER5968(), LbmSplicerExecStreamTest::testLER6473(), LbmEntryTest::testMergeEntry(), ExecStreamTestSuite::testMergeExecStream(), ExecStreamTestSuite::testMergeImplicitPullInputs(), LbmEntryTest::testMergeSingleton(), BTreeTest::testMultiKeySearches(), BTreeReadersTest::testReaders(), ExecStreamTestSuite::testReshapeExecStream(), ExecStreamTestSuite::testSegBufferExecStream(), ExecStreamTestSuite::testSegBufferReaderWriterExecStream(), LbmSplicerExecStreamTest::testSpliceRids(), LbmSplicerExecStreamTest::testSpliceWithKeys(), LbmEntryTest::testZeroBytes(), LhxHashKeyAccessor::toString(), TupleData(), ExecStreamUnitTestBase::verifyBufferedOutput(), ExecStreamUnitTestBase::verifyConstantOutput(), FlatFileExecStreamTest::verifyOutput(), ExecStreamUnitTestBase::verifyOutput(), and LhxHashTableTest::writeHashTable().

{
    clear();
    for (uint i = 0; i < tupleDesc.size(); ++i) {
        TupleDatum datum;
        datum.cbData = tupleDesc[i].cbStorage;
        push_back(datum);
    }
}

bool TupleData::containsNull

(

)

const

Definition at line 58 of file TupleData.cpp.

Referenced by LhxHashTable::addTuple(), LhxJoinExecStream::execute(), BTreeWriter::insertTupleFromBuffer(), and BTreeSearchExecStream::searchForKey().

{
    for (uint i = 0; i < size(); ++i) {
        if (!(*this)[i].pData) {
            return true;
        }
    }
    return false;
}

bool TupleData::containsNull

(

TupleProjection const &

tupleProj

)

const

Definition at line 68 of file TupleData.cpp.

{
    for (uint i = 0; i < tupleProj.size(); ++i) {
        if (!(*this)[tupleProj[i]].pData) {
            return true;
        }
    }
    return false;
}

void TupleData::projectFrom	(	TupleData const &	src,
		TupleProjection const &
	)

project unmarshalled data; like TupleDescriptor::projectFrom

Definition at line 78 of file TupleData.cpp.

Referenced by LhxHashTable::addData(), LhxHashTable::addKeyData(), LcsRowScanExecStream::execute(), and LhxHashKeyAccessor::matches().

{
    clear();
    for (uint i = 0; i < projection.size(); ++i) {
        push_back(src[projection[i]]);
    }
}

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The documentation for this class was generated from the following files:

• /home/pub/open/dev/fennel/tuple/TupleData.h
• /home/pub/open/dev/fennel/tuple/TupleData.cpp

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