public Table GetCountersTable(Transaction tx, CollectionName collection)
{
var tableName = collection.GetTableName(CollectionTableType.Counters);
if (tx.IsWriteTransaction && _tableCreated.Contains(collection.Name) == false)
{
// RavenDB-11705: It is possible that this will revert if the transaction
// aborts, so we must record this only after the transaction has been committed
// note that calling the Create() method multiple times is a noop
CountersSchema.Create(tx, tableName, 16);
tx.LowLevelTransaction.OnDispose += _ =>
{
if (tx.LowLevelTransaction.Committed == false)
{
return;
}
// not sure if we can _rely_ on the tx write lock here, so let's be safe and create
// a new instance, just in case
_tableCreated = new HashSet <string>(_tableCreated, StringComparer.OrdinalIgnoreCase)
{
collection.Name
};
};
}
return(tx.OpenTable(CountersSchema, tableName));
}
public Table GetCountersTable(Transaction tx, CollectionName collection)
{
var tableName = collection.GetTableName(CollectionTableType.Counters);
if (tx.IsWriteTransaction && _tableCreated.Add(collection.Name))
{
CountersSchema.Create(tx, tableName, 32);
}
return(tx.OpenTable(CountersSchema, tableName));
}
private static void DeleteTombstoneIfNeeded(DocumentsOperationContext context, CollectionName collectionName, byte *lowerId, int lowerSize)
{
var tombstoneTable = context.Transaction.InnerTransaction.OpenTable(TombstonesSchema, collectionName.GetTableName(CollectionTableType.Tombstones));
using (Slice.External(context.Allocator, lowerId, lowerSize, out Slice id))
{
if (tombstoneTable.ReadByKey(id, out var reader) == false)
{
return;
}
if (tombstoneTable.IsOwned(reader.Id))
{
tombstoneTable.Delete(reader.Id);
return;
}
// this is using a different collection, so we need to handle that.
collectionName = new CollectionName(TableValueToId(context, (int)TombstoneTable.Collection, ref reader));
tombstoneTable = context.Transaction.InnerTransaction.OpenTable(TombstonesSchema, collectionName.GetTableName(CollectionTableType.Tombstones));
tombstoneTable.Delete(reader.Id);
}
}
private static void DeleteTombstoneIfNeeded(DocumentsOperationContext context, CollectionName collectionName, byte *lowerId, int lowerSize)
{
var tombstoneTable = context.Transaction.InnerTransaction.OpenTable(TombstonesSchema, collectionName.GetTableName(CollectionTableType.Tombstones));
using (Slice.External(context.Allocator, lowerId, lowerSize, out Slice id))
{
if (tombstoneTable.ReadByKey(id, out var reader) == false)
{
return;
}
if (tombstoneTable.IsOwned(reader.Id))
{
tombstoneTable.Delete(reader.Id);
}
}
}