public override unsafe void Execute(TransactionOperationContext context, Table items, long index, DatabaseRecord record, RachisState state, out object result)
{
var identitiesItems = context.Transaction.InnerTransaction.OpenTable(ClusterStateMachine.IdentitiesSchema, ClusterStateMachine.Identities);
var listResult = new List <long>();
foreach (var identity in Identities)
{
CompareExchangeCommandBase.GetKeyAndPrefixIndexSlices(context.Allocator, DatabaseName, identity, index, out var keyTuple, out var indexTuple);
using (keyTuple.Scope)
using (indexTuple.Scope)
using (Slice.External(context.Allocator, keyTuple.Buffer.Ptr, keyTuple.Buffer.Length, out var keySlice))
using (Slice.External(context.Allocator, indexTuple.Buffer.Ptr, indexTuple.Buffer.Length, out var prefixIndexSlice))
{
long value;
if (identitiesItems.ReadByKey(keySlice, out var reader))
{
value = GetValue(reader);
value += 1;
}
else
{
value = 1;
}
UpdateTableRow(index, identitiesItems, value, keySlice, prefixIndexSlice);
listResult.Add(value);
}
}
result = listResult;
}
public override unsafe void Execute(ClusterOperationContext context, Table items, long index, RawDatabaseRecord record, RachisState state, out object result)
{
var identitiesItems = context.Transaction.InnerTransaction.OpenTable(ClusterStateMachine.IdentitiesSchema, ClusterStateMachine.Identities);
CompareExchangeCommandBase.GetKeyAndPrefixIndexSlices(context.Allocator, DatabaseName, Prefix, index, out var keyTuple, out var indexTuple);
using (keyTuple.Scope)
using (indexTuple.Scope)
using (Slice.External(context.Allocator, keyTuple.Buffer.Ptr, keyTuple.Buffer.Length, out var keySlice))
using (Slice.External(context.Allocator, indexTuple.Buffer.Ptr, indexTuple.Buffer.Length, out var prefixIndexSlice))
{
long value;
if (identitiesItems.SeekOnePrimaryKeyPrefix(keySlice, out var entry))
{
value = GetValue(entry);
value++;
}
else
{
value = 1;
}
UpdateTableRow(index, identitiesItems, value, keySlice, prefixIndexSlice);
result = value;
}
}
public override unsafe void Execute(ClusterOperationContext context, Table items, long index, RawDatabaseRecord record, RachisState state, out object result)
{
var resultDict = new Dictionary<string, long>();
var identitiesItems = context.Transaction.InnerTransaction.OpenTable(ClusterStateMachine.IdentitiesSchema, ClusterStateMachine.Identities);
foreach (var kvp in Identities)
{
CompareExchangeCommandBase.GetKeyAndPrefixIndexSlices(context.Allocator, DatabaseName, kvp.Key, index, out var keyTuple, out var indexTuple);
using (keyTuple.Scope)
using (indexTuple.Scope)
using (Slice.External(context.Allocator, keyTuple.Buffer.Ptr, keyTuple.Buffer.Length, out var keySlice))
using (Slice.External(context.Allocator, indexTuple.Buffer.Ptr, indexTuple.Buffer.Length, out var prefixIndexSlice))
{
bool isSet;
if (Force == false)
{
isSet = false;
if (identitiesItems.SeekOnePrimaryKeyPrefix(keySlice, out var tvr))
{
var value = GetValue(tvr);
if (value < kvp.Value)
isSet = true;
}
else
{
using (identitiesItems.Allocate(out var tvb))
{
tvb.Add(keySlice);
tvb.Add(kvp.Value);
tvb.Add(index);
tvb.Add(prefixIndexSlice);
identitiesItems.Set(tvb);
}
}
}
else
isSet = true;
var keyString = keySlice.ToString().ToLowerInvariant();
resultDict.TryGetValue(keyString, out var oldVal);
long newVar;
if (isSet)
{
UpdateTableRow(index, identitiesItems, kvp.Value, keySlice, prefixIndexSlice);
newVar = kvp.Value;
}
else
{
identitiesItems.SeekOnePrimaryKeyPrefix(keySlice, out var tvr);
newVar = GetValue(tvr);
}
resultDict[keyString] = Math.Max(oldVal, newVar);
}
}
result = resultDict;
}
