public void Commit(ulong transactionId, BrightstarProfiler profiler)
{
using (profiler.Step("Commit ResourceTable"))
{
if (_currentPage > 0)
{
_pageStore.Commit(transactionId, profiler);
_nextSegment = _pointerSegment;
_currentPage = 0;
}
}
}
/// <summary>
/// Copies all the indexes from this store to the specified target page store
/// </summary>
/// <param name="pageStore">The page store to copy to</param>
/// <param name="txnId">The transaction Id to use in the target page store for the write</param>
/// <returns>The ID of the root store page in the target page store</returns>
public ulong CopyTo(IPageStore pageStore, ulong txnId)
{
var graphIndexId = _graphIndex.Write(pageStore, txnId, null);
var prefixManagerId = _prefixManager.Write(pageStore, txnId, null);
var resourceIndexId = _resourceIndex.Write(pageStore, txnId, null);
var subjectRelatedResourceIndexId = _subjectRelatedResourceIndex.Write(pageStore, txnId, null);
var objectRelatedResourceIndexId = _objectRelatedResourceIndex.Write(pageStore, txnId, null);
var buff = CreateStoreHeader(graphIndexId, prefixManagerId, resourceIndexId, subjectRelatedResourceIndexId,
objectRelatedResourceIndexId);
var storePage = pageStore.Create(txnId);
storePage.SetData(buff);
storePage.SetData(buff, 0, 128);
pageStore.Commit(txnId, null);
return(storePage.Id);
}
private void BuildAndScan(IPageStore pageStore, string pageStoreName, PersistenceType persistenceType, int keyCount)
{
var config = new BPlusTreeConfiguration(8, 64, pageStore.PageSize);
var builder = new BPlusTreeBuilder(pageStore, config);
var treeRoot = builder.Build(1, _testOrderedValues.Take(keyCount));
var treeBeforeSave = new BPlusTree(pageStore, treeRoot);
treeBeforeSave.Save(1, null);
//ValidateScan(treeBeforeSave.Scan(null), keyCount, pageStoreName + " before save");
pageStore.Commit(1, null);
pageStore.Close();
using(var ps = TestUtils.OpenPageStore(pageStoreName, true, persistenceType, 1))
{
var tree = new BPlusTree(ps, treeRoot);
tree.DumpStructure();
ValidateScan(tree.Scan(null), keyCount, pageStoreName + " after save");
ValidateSearch(tree, keyCount, pageStoreName + "after save");
}
}
private void BuildAndScan(IPageStore pageStore, string pageStoreName, PersistenceType persistenceType, int keyCount)
{
var config = new BPlusTreeConfiguration(8, 64, pageStore.PageSize);
var builder = new BPlusTreeBuilder(pageStore, config);
var treeRoot = builder.Build(1, _testOrderedValues.Take(keyCount));
var treeBeforeSave = new BPlusTree(pageStore, treeRoot);
treeBeforeSave.Save(1, null);
//ValidateScan(treeBeforeSave.Scan(null), keyCount, pageStoreName + " before save");
pageStore.Commit(1, null);
pageStore.Close();
using (var ps = TestUtils.OpenPageStore(pageStoreName, true, persistenceType, 1))
{
var tree = new BPlusTree(ps, treeRoot);
tree.DumpStructure();
ValidateScan(tree.Scan(null), keyCount, pageStoreName + " after save");
ValidateSearch(tree, keyCount, pageStoreName + "after save");
}
}
private ulong Save(BrightstarProfiler profiler)
{
using (profiler.Step("Store.Save"))
{
_resourceTable.Commit(_currentTxnId + 1, profiler);
var txnId = _currentTxnId + 1;
var graphIndexId = _graphIndex.Save(txnId, profiler);
var prefixManagerId = _prefixManager.Save(txnId, profiler);
var resourceIndexId = _resourceIndex.Save(txnId, profiler);
var subjectRelatedResourceIndexId = _subjectRelatedResourceIndex.Save(txnId, profiler);
var objectRelatedResourceIndexId = _objectRelatedResourceIndex.Save(txnId, profiler);
var buff = CreateStoreHeader(graphIndexId, prefixManagerId, resourceIndexId,
subjectRelatedResourceIndexId, objectRelatedResourceIndexId);
var page = _pageStore.Create(txnId);
page.SetData(buff);
page.SetData(buff, 0, 128);
_pageStore.Commit(txnId, profiler);
return(page.Id);
}
}
/// <summary>
/// Copies all the indexes from this store to the specified target page store
/// </summary>
/// <param name="pageStore">The page store to copy to</param>
/// <param name="txnId">The transaction Id to use in the target page store for the write</param>
/// <returns>The ID of the root store page in the target page store</returns>
public ulong CopyTo(IPageStore pageStore, ulong txnId)
{
var graphIndexId = _graphIndex.Write(pageStore, txnId, null);
var prefixManagerId = _prefixManager.Write(pageStore, txnId, null);
var resourceIndexId = _resourceIndex.Write(pageStore, txnId, null);
var subjectRelatedResourceIndexId = _subjectRelatedResourceIndex.Write(pageStore, txnId, null);
var objectRelatedResourceIndexId = _objectRelatedResourceIndex.Write(pageStore, txnId, null);
var buff = CreateStoreHeader(graphIndexId, prefixManagerId, resourceIndexId, subjectRelatedResourceIndexId,
objectRelatedResourceIndexId);
var storePage = pageStore.Create(txnId);
storePage.SetData(buff);
storePage.SetData(buff, 0, 128);
pageStore.Commit(txnId, null);
return storePage.Id;
}
