database/mariadb-columnstore-engine
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feat(MCOL-5886): support InnoDB's table partitions in cross-engine joins

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The purpose of this changeset is to obtain list of partitions from
SELECT_LEX structure and pass it down to joblist and then to
CrossEngineStep to pass to InnoDB.
This commit is contained in:
Serguey Zefirov
2025-01-20 06:46:45 +03:00
committed by Sergey Zefirov
parent b731c0a326
commit bd1622f331
23 changed files with 382 additions and 77 deletions
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33
dbcon/execplan/simplecolumn.cpp
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@@ -203,6 +203,7 @@ SimpleColumn::SimpleColumn(const SimpleColumn& rhs, const uint32_t sessionID)
, fData(rhs.data())
, fIndexName(rhs.indexName())
, fViewName(rhs.viewName())
, fPartitions(rhs.fPartitions)
, fTimeZone(rhs.timeZone())
, fisColumnStore(rhs.isColumnStore())
{
@@ -250,6 +251,7 @@ SimpleColumn& SimpleColumn::operator=(const SimpleColumn& rhs)
fSequence = rhs.sequence();
fDistinct = rhs.distinct();
fisColumnStore = rhs.isColumnStore();
fPartitions = rhs.fPartitions;
}
return *this;
@@ -267,12 +269,22 @@ const string SimpleColumn::toString() const
static const char delim = '/';
ostringstream output;
ostringstream ossps;
for (uint32_t i=0;i<fPartitions.fPartNames.size();i++)
{
if (i > 0)
{
ossps << ",";
}
ossps << fPartitions.fPartNames[i];
}
output << "SimpleColumn " << data() << endl;
// collations in both result and operations type are the same and
// set in the plugin code.
datatypes::Charset cs(fResultType.charsetNumber);
output << " s/t/c/v/o/ct/TA/CA/RA/#/card/join/source/engine/colPos/cs/coll: " << schemaName() << delim
<< tableName() << delim << columnName() << delim << viewName() << delim << oid() << delim
output << " s/t/ps/c/v/o/ct/TA/CA/RA/#/card/join/source/engine/colPos/cs/coll: " << schemaName() << delim
<< tableName() << delim << ossps.str() << delim << columnName() << delim
<< viewName() << delim << oid() << delim
<< colDataTypeToString(fResultType.colDataType) << delim << tableAlias() << delim << alias() << delim
<< returnAll() << delim << sequence() << delim << cardinality() << delim << joinInfo() << delim
<< colSource() << delim << (isColumnStore() ? "ColumnStore" : "ForeignEngine") << delim
@@ -377,6 +389,12 @@ void SimpleColumn::serialize(messageqcpp::ByteStream& b) const
b << fTableAlias;
b << (uint32_t)fSequence;
b << static_cast<ByteStream::doublebyte>(fisColumnStore);
uint32_t nparts = fPartitions.fPartNames.size();
b << nparts;
for (uint32_t i = 0; i < nparts; i++)
{
b << fPartitions.fPartNames[i];
}
}
void SimpleColumn::unserialize(messageqcpp::ByteStream& b)
@@ -396,6 +414,14 @@ void SimpleColumn::unserialize(messageqcpp::ByteStream& b)
b >> fTableAlias;
b >> (uint32_t&)fSequence;
b >> reinterpret_cast<ByteStream::doublebyte&>(fisColumnStore);
uint32_t nparts;
b >> nparts;
for (uint32_t i = 0; i < nparts; i++)
{
std::string temps;
b >> temps;
fPartitions.fPartNames.push_back(temps);
}
}
bool SimpleColumn::operator==(const SimpleColumn& t) const
@@ -441,6 +467,9 @@ bool SimpleColumn::operator==(const SimpleColumn& t) const
if (fisColumnStore != t.fisColumnStore)
return false;
if (fPartitions != t.fPartitions)
return false;
return true;
}