bool TableCountExecutor::p_execute(const NValueArray ¶ms) {
TableCountPlanNode* node = dynamic_cast<TableCountPlanNode*>(m_abstractNode);
assert(node);
Table* output_table = node->getOutputTable();
assert(output_table);
assert ((int)output_table->columnCount() == 1);
Table* target_table = dynamic_cast<Table*>(node->getTargetTable());
assert(target_table);
VOLT_TRACE("Table Count table :\n %s",
target_table->debug().c_str());
VOLT_DEBUG("Table Count table : %s which has %d active, %d"
" allocated",
target_table->name().c_str(),
(int)target_table->activeTupleCount(),
(int)target_table->allocatedTupleCount());
assert (node->getPredicate() == NULL);
TableTuple& tmptup = output_table->tempTuple();
tmptup.setNValue(0, ValueFactory::getBigIntValue( target_table->activeTupleCount() ));
output_table->insertTuple(tmptup);
//printf("Table count answer: %d", iterator.getSize());
//printf("\n%s\n", output_table->debug().c_str());
VOLT_TRACE("\n%s\n", output_table->debug().c_str());
VOLT_DEBUG("Finished Table Counting");
return true;
}
bool TableCountExecutor::p_execute(const NValueArray ¶ms) {
TableCountPlanNode* node = dynamic_cast<TableCountPlanNode*>(m_abstractNode);
assert(node);
assert(node->getPredicate() == NULL);
Table* output_table = node->getOutputTable();
assert(output_table);
assert ((int)output_table->columnCount() == 1);
int64_t rowCounts = 0;
if (node->isSubQuery()) {
Table* input_table = node->getChildren()[0]->getOutputTable();
assert(input_table);
TempTable* temp_table = dynamic_cast<TempTable*>(input_table);
if ( ! temp_table) {
throw SerializableEEException(VOLT_EE_EXCEPTION_TYPE_EEEXCEPTION,
"May not iterate a streamed table.");
}
rowCounts = temp_table->tempTableTupleCount();
} else {
PersistentTable* target_table = dynamic_cast<PersistentTable*>(node->getTargetTable());
VOLT_DEBUG("Table Count table : %s which has %d active, %d visible, %d allocated",
target_table->name().c_str(),
(int)target_table->activeTupleCount(),
(int)target_table->visibleTupleCount(),
(int)target_table->allocatedTupleCount());
rowCounts = target_table->visibleTupleCount();
}
TableTuple& tmptup = output_table->tempTuple();
tmptup.setNValue(0, ValueFactory::getBigIntValue(rowCounts));
output_table->insertTuple(tmptup);
VOLT_DEBUG("\n%s\n", output_table->debug().c_str());
VOLT_DEBUG("Finished Table Counting");
return true;
}
