");
+ sb.Append("
");
+ }
+
+ private static void WriteOperatorNode(StringBuilder sb, OperatorResult node, StatementResult stmt)
+ {
+ var classes = "op-node";
+ if (node.CostPercent >= 25) classes += " expensive";
+ if (node.Warnings.Count > 0) classes += " has-warnings";
+
+ sb.AppendLine($"Warnings"); + if (critCount > 0) sb.Append($" {critCount}"); + if (warnCount > 0) sb.Append($" {warnCount}"); + if (infoCount > 0) sb.Append($" {infoCount}"); + sb.AppendLine("
"); + + foreach (var w in allWarnings) + { + var sevLower = w.Severity.ToLower(); + sb.AppendLine($"");
+ sb.AppendLine($"{Encode(w.Severity)}");
+ if (w.Operator != null)
+ sb.AppendLine($"{Encode(w.Operator)}");
+ sb.AppendLine($"{Encode(w.Type)}");
+ sb.AppendLine($"{Encode(w.Message)}");
+ sb.AppendLine("
");
+ }
+ sb.AppendLine("");
+
+ // Operator name + cost
+ var opLabel = node.PhysicalOp;
+ if (node.PhysicalOp == "Parallelism" && !string.IsNullOrEmpty(node.LogicalOp) && node.LogicalOp != "Parallelism")
+ opLabel = $"Parallelism ({node.LogicalOp})";
+
+ sb.Append($"{Encode(opLabel)}");
+ sb.Append($" Cost: {node.CostPercent}%");
+
+ if (node.Warnings.Count > 0)
+ sb.Append($" ");
+
+ // Rows
+ if (node.ActualRows.HasValue)
+ {
+ var est = node.EstimatedRows;
+ var ratio = est > 0 ? (double)node.ActualRows.Value / est : 0;
+ var accuracy = est > 0 ? $" ({ratio * 100:F0}%)" : "";
+ sb.Append($" {node.ActualRows.Value:N0} of {est:N0} rows{accuracy}");
+ }
+ else
+ {
+ sb.Append($" {node.EstimatedRows:N0} est. rows");
+ }
+
+ // Timing (actual plans)
+ if (node.ActualElapsedMs.HasValue && node.ActualElapsedMs > 0)
+ sb.Append($" {node.ActualElapsedMs.Value:N0}ms");
+
+ // Object
+ if (!string.IsNullOrEmpty(node.ObjectName))
+ sb.Append($" {Encode(node.ObjectName)}");
+
+ sb.AppendLine();
+
+ // Children
+ if (node.Children.Count > 0)
+ {
+ sb.AppendLine("
");
+ }
+
+ private static void WriteTextAnalysis(StringBuilder sb, string textOutput)
+ {
+ sb.AppendLine("");
+ foreach (var child in node.Children)
+ WriteOperatorNode(sb, child, stmt);
+ sb.AppendLine("
");
+ }
+
+ sb.AppendLine("");
+ sb.AppendLine("
");
+ }
+
+ private static void WriteFooter(StringBuilder sb)
+ {
+ var year = DateTime.Now.Year;
+ var date = DateTime.Now.ToString("yyyy-MM-dd HH:mm");
+ sb.AppendLine("");
+ }
+
+ private static void WriteRow(StringBuilder sb, string label, string value)
+ {
+ sb.AppendLine($"Full Text Analysis
"); + sb.AppendLine($"{Encode(textOutput)}");
+ sb.AppendLine("{label}{value}
");
+ }
+
+ private static void CollectNodeWarnings(OperatorResult node, List
- 
+ 
- Performance Studio
+ Free SQL Server Query Plan Analysis
+
+
- Performance Studio
+ Free SQL Server Query Plan Analysis
+
-
+
+ @* Missing Indexes *@
+ Execution Plan Analysis
+Free SQL Server Query Plan Analysis
Paste or upload a .sqlplan file. Your plan XML never leaves your browser.
@if (errorMessage != null) @@ -45,6 +46,7 @@ else +
+
+
+ @* Parameters *@
+ Missing Indexes @ActiveStmt!.MissingIndexes.Count
+
+ @if (ActiveStmt!.MissingIndexes.Count > 0)
+ {
+ @foreach (var mi in ActiveStmt!.MissingIndexes)
+ {
+
+
+
+ }
+ }
+ else
+ {
+ @mi.Table
+ Impact: @mi.Impact.ToString("F0")%
+ @mi.CreateStatement+
No missing index suggestions
+ }
+
+
+
+ @* Wait Stats *@
+ Parameters @ActiveStmt!.Parameters.Count
+
+ @if (ActiveStmt!.Parameters.Count > 0)
+ {
+
+
+
+ }
+ else
+ {
+
+ | Name | +Type | +Compiled | + @if (ActiveStmt!.Parameters.Any(p => p.RuntimeValue != null)) + { +Runtime | + } +
|---|---|---|---|
| @p.Name | +@p.DataType | +@(p.CompiledValue ?? "?") | + @if (ActiveStmt!.Parameters.Any(pp => pp.RuntimeValue != null)) + { +@(p.RuntimeValue ?? "") | + } +
No parameters
+ }
+
+
+ Wait Stats + @if (ActiveStmt!.WaitStats.Count > 0) + { + @ActiveStmt!.WaitStats.Sum(w => w.WaitTimeMs).ToString("N0") ms + } +
+
+ @if (ActiveStmt!.WaitStats.Count > 0)
+ {
+ var maxWait = ActiveStmt!.WaitStats.Max(w => w.WaitTimeMs);
+ @foreach (var w in ActiveStmt!.WaitStats.OrderByDescending(w => w.WaitTimeMs))
+ {
+ var barPct = maxWait > 0 ? (double)w.WaitTimeMs / maxWait * 100 : 0;
+
+
+ @w.WaitType
+
+ @w.WaitTimeMs.ToString("N0") ms
+
+ }
+ }
+ else
+ {
+ @(result.Summary.HasActualStats ? "No waits recorded" : "Estimated plan — no wait stats")
+ }
+
+
+ }
+
+ @* Statement text *@
+ Warnings + @{ + var allWarns = GetAllWarnings(ActiveStmt!); + var critCount = allWarns.Count(w => w.Severity == "Critical"); + var warnCount = allWarns.Count(w => w.Severity == "Warning"); + var infoCount = allWarns.Count(w => w.Severity == "Info"); + } + @if (critCount > 0) { @critCount } + @if (warnCount > 0) { @warnCount } + @if (infoCount > 0) { @infoCount } +
+
+ @foreach (var w in GetAllWarnings(ActiveStmt!))
+ {
+
+
+ @w.Severity
+ @if (w.Operator != null)
+ {
+ @w.Operator
+ }
+ @w.Type
+ @w.Message
+
+ }
+
+
+
+ @* Plan tree *@
+ @if (ActiveStmtPlan?.RootNode != null)
+ {
+ var extents = PlanLayoutEngine.GetExtents(ActiveStmtPlan!.RootNode);
+ Query Text
+@ActiveStmt!.StatementText+
+
+ }
+
+ @* Full text output *@
+
+
+ @RenderPlanNodes(ActiveStmtPlan!.RootNode, true)
+
+
+
+
+ @* === Operator Properties Panel === *@
+ @if (selectedNode != null)
+ {
+
}
-
- @* Full text output *@
- Full Text Analysis
+@textOutput+
-
}
@code {
@@ -295,6 +1590,7 @@ else
private string? textOutput;
private string? sourceLabel;
private int activeStatement = 0;
+ private PlanNode? selectedNode;
private StatementResult? ActiveStmt => result?.Statements.ElementAtOrDefault(activeStatement);
private PlanStatement? ActiveStmtPlan => parsedPlan?.Batches.SelectMany(b => b.Statements).ElementAtOrDefault(activeStatement);
@@ -389,6 +1685,17 @@ else
errorMessage = null;
planXml = "";
activeStatement = 0;
+ selectedNode = null;
+ }
+
+ private async Task ExportHtml()
+ {
+ if (result == null || textOutput == null) return;
+ var html = HtmlExporter.Export(result, textOutput);
+ var fileName = (sourceLabel ?? "plan") + ".html";
+ if (fileName.EndsWith(".sqlplan.html", StringComparison.OrdinalIgnoreCase))
+ fileName = fileName[..^".sqlplan.html".Length] + ".html";
+ await JS.InvokeVoidAsync("downloadFile", fileName, html);
}
private RenderFragment RenderPlanNodes(PlanNode node, bool isRoot) => builder =>
@@ -399,12 +1706,14 @@ else
var parallelClass = node.Parallel ? " parallel" : "";
builder.OpenElement(0, "div");
- builder.AddAttribute(1, "class", $"plan-node{costClass}{warningClass}{parallelClass}");
+ var selectedClass = node == selectedNode ? " selected" : "";
+ builder.AddAttribute(1, "class", $"plan-node{costClass}{warningClass}{parallelClass}{selectedClass}");
builder.AddAttribute(2, "style",
$"left: {node.X}px; top: {node.Y}px; width: {PlanLayoutEngine.NodeWidth}px; height: {height}px;");
var tooltip = BuildTooltip(node);
builder.AddAttribute(3, "title", tooltip);
+ builder.AddAttribute(50, "onclick", EventCallback.Factory.CreateFull Text Analysis
-@textOutput-