tweaks

Author: pwelter34

README.md

@@ -220,6 +220,7 @@ The `SqlServerSinkOptions` class inherits from `BatchingOptions` and provides th
 | `TableName`          | `"LogEvent"`                       | Name of the table to write logs to                       |
 | `TableSchema`        | `"dbo"`                            | Schema of the table                                      |
 | `MinimumLevel`       | `LevelAlias.Minimum`               | Minimum log event level                                  |
+| `LevelSwitch`        | `null`                             | Dynamic level switch for runtime level adjustments       |
 | `BulkCopyOptions`    | `SqlBulkCopyOptions.Default`       | SqlBulkCopy options for bulk insert operations           |
 | `Mappings`           | `MappingDefaults.StandardMappings` | Column mappings for log event properties                 |
 | `BatchSizeLimit`     | `1000`                             | Number of log events to batch before writing (inherited) |
@@ -340,9 +341,9 @@ Log.Logger = new LoggerConfiguration()
         config.TableName = "LogExtended";
 
         // Add custom property mappings
-        config.AddPropertyMapping("ApplicationName");
-        config.AddPropertyMapping("ApplicationVersion");
-        config.AddPropertyMapping("EnvironmentName");
+        config.AddPropertyMapping("ApplicationName", size: 500);
+        config.AddPropertyMapping("ApplicationVersion", size: 500);
+        config.AddPropertyMapping("EnvironmentName", size: 500);
     })
     .CreateLogger();
 ```

src/Serilog.Sinks.SqlServer/LoggerConfigurationExtensions.cs

@@ -62,15 +62,13 @@ public static LoggerConfiguration SqlServer(
         string tableSchema = MappingDefaults.TableSchema,
         LogEventLevel minimumLevel = LevelAlias.Minimum,
         SqlBulkCopyOptions bulkCopyOptions = SqlBulkCopyOptions.Default,
-        LoggingLevelSwitch? levelSwitch = null
-    )
+        LoggingLevelSwitch? levelSwitch = null)
     {
         if (loggerConfiguration is null)
             throw new ArgumentNullException(nameof(loggerConfiguration));
 
         if (string.IsNullOrEmpty(connectionString))
-            throw new ArgumentException($"'{nameof(connectionString)}' cannot be null or empty.",
-                nameof(connectionString));
+            throw new ArgumentException($"'{nameof(connectionString)}' cannot be null or empty.", nameof(connectionString));
 
         return SqlServer(loggerConfiguration, sinkOptions =>
         {

src/Serilog.Sinks.SqlServer/MappingDefaults.cs

@@ -36,6 +36,11 @@ public static class MappingDefaults
     /// </summary>
     public const string MessageName = "Message";
 
+    /// <summary>
+    /// The default column name for the log event message template.
+    /// </summary>
+    public const string TemplateName = "Template";
+
     /// <summary>
     /// The default column name for the distributed tracing trace ID.
     /// </summary>
@@ -100,6 +105,19 @@ public static class MappingDefaults
         GetValue: static logEvent => logEvent.RenderMessage()
     );
 
+    /// <summary>
+    /// Gets the default column mapping for the log event message template.
+    /// </summary>
+    /// <remarks>
+    /// Maps to a nullable string column containing the message template.
+    /// </remarks>
+    public static readonly ColumnMapping<LogEvent> TemplateMapping = new(
+        ColumnName: TemplateName,
+        ColumnType: typeof(string),
+        GetValue: static logEvent => logEvent.MessageTemplate?.Text,
+        Nullable: true
+    );
+
     /// <summary>
     /// Gets the default column mapping for the distributed tracing trace ID.
     /// </summary>
@@ -154,7 +172,7 @@ public static class MappingDefaults
     /// Gets the default column mapping for the source context property.
     /// </summary>
     /// <remarks>
-    /// Maps to a nullable string column with a maximum size of 1000 characters. 
+    /// Maps to a nullable string column with a maximum size of 1000 characters.
     /// Contains the source context (typically the full type name of the class creating the log event).
     /// </remarks>
     public static readonly ColumnMapping<LogEvent> SourceContextMapping = new(