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With simpler execution plan by avoiding unnecessary sorting of all of… #2115

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Apr 12, 2024
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With simpler execution plan by avoiding unnecessary sorting of all of… #2115

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3 changes: 2 additions & 1 deletion src/Proto.Persistence.SqlServer/SqlServerProvider.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -58,7 +58,8 @@ public SqlServerProvider(
_sqlReadEvents = $@"SELECT EventIndex, EventData FROM [{_tableSchema}].[{_tableEvents}] WHERE ActorName = @ActorName AND EventIndex >= @IndexStart AND EventIndex <= @IndexEnd ORDER BY EventIndex ASC";

_sqlReadSnapshot =
$@"SELECT TOP 1 SnapshotIndex, SnapshotData FROM [{_tableSchema}].[{_tableSnapshots}] WHERE ActorName = @ActorName ORDER BY SnapshotIndex DESC";
$@"SELECT SnapshotIndex, SnapshotData FROM [{_tableSchema}].[{_tableSnapshots}]
WHERE ActorName = @ActorName AND SnapshotIndex = (SELECT MAX(SnapshotIndex) FROM [{_tableSchema}].[{_tableSnapshots}] WHERE ActorName = @ActorName)";

_sqlSaveEvents =
$@"INSERT INTO [{_tableSchema}].[{_tableEvents}] (Id, ActorName, EventIndex, EventData) VALUES (@Id, @ActorName, @EventIndex, @EventData)";
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