public void truncate() throws JournalException {
beginTx();
int partitionCount = getPartitionCount();
for (int i = 0; i < partitionCount; i++) {
Partition<T> partition = getPartition(i, true);
partition.truncate(0);
partition.close();
Files.deleteOrException(partition.getPartitionDir());
}
closePartitions();
for (int i = 0, sz = getSymbolTableCount(); i < sz; i++) {
getSymbolTable(i).truncate();
}
appendTimestampLo = -1;
commitDurable();
}
private void rollbackPartitions(Tx tx) throws JournalException {
int partitionIndex = tx.journalMaxRowID == -1 ? 0 : Rows.toPartitionIndex(tx.journalMaxRowID);
while (true) {
Partition<T> p = partitions.getLast();
if (p == null) {
break;
}
if (p.getPartitionIndex() > partitionIndex) {
p.close();
Files.deleteOrException(p.getPartitionDir());
partitions.remove(partitions.size() - 1);
} else if (p.getPartitionIndex() == partitionIndex) {
p.open();
p.truncate(tx.journalMaxRowID == -1 ? 0 : Rows.toLocalRowID(tx.journalMaxRowID));
break;
} else {
break;
}
}
}