feat(csharp): port SetOption for TraceParent change from arrow-adbc

csharp/src/Hive2/HiveServer2Statement.cs

@@ -327,6 +327,9 @@ public override void SetOption(string key, string value)
                         this.EscapePatternWildcards = escapePatternWildcards;
                     }
                     break;
+                case AdbcOptions.Telemetry.TraceParent:
+                    SetTraceParent(string.IsNullOrWhiteSpace(value) ? null : value);
+                    break;
                 default:
                     throw AdbcException.NotImplemented($"Option '{key}' is not implemented.");
             }

csharp/test/Common/StatementTests.cs

@@ -28,6 +28,7 @@
 using Apache.Arrow.Adbc;
 using Apache.Arrow.Adbc.Tests;
 using Apache.Arrow.Adbc.Tests.Xunit;
+using Apache.Arrow.Adbc.Tracing;
 using Apache.Arrow.Types;
 using Xunit;
 using Xunit.Abstractions;
@@ -340,6 +341,48 @@ public async Task CanGetColumns()
             Assert.Equal(TestConfiguration.Metadata.ExpectedColumnCount, actualBatchLength);
         }
 
+        [SkippableFact]
+        public void CanSetOptionTraceParent()
+        {
+            const string traceId0 = "11111111111111111111111111111111";
+            const string spanId0 = "2222222222222222";
+            const string statementTraceParent = $"00-{traceId0}-{spanId0}-01";
+            const string traceId1 = "33333333333333333333333333333333";
+            const string spanId1 = "4444444444444444";
+            const string connectionTraceParent = $"00-{traceId1}-{spanId1}-01";
+
+            var testConfiguration = TestConfiguration.Clone() as TConfig;
+            using AdbcConnection connection = NewConnection(testConfiguration);
+            using var statement = connection.CreateStatement();
+
+            IActivityTracer tracingConnection = (IActivityTracer)connection;
+            IActivityTracer tracingStatement = (IActivityTracer)statement;
+
+            // Initial state with TraceParent not set
+            Assert.Null(tracingConnection.TraceParent);
+            Assert.Null(tracingStatement.TraceParent);
+
+            // Set TraceParent on the statement only
+            statement.SetOption(AdbcOptions.Telemetry.TraceParent, statementTraceParent);
+            Assert.Equal(statementTraceParent, tracingStatement.TraceParent);
+            Assert.Null(tracingConnection.TraceParent);
+
+            // Set TraceParent on the connection, in addition to the statement
+            connection.SetOption(AdbcOptions.Telemetry.TraceParent, connectionTraceParent);
+            Assert.Equal(statementTraceParent, tracingStatement.TraceParent);
+            Assert.Equal(connectionTraceParent, tracingConnection.TraceParent);
+
+            // Clear TraceParent on the statement, connection value should remain
+            statement.SetOption(AdbcOptions.Telemetry.TraceParent, string.Empty);
+            Assert.Equal(connectionTraceParent, tracingStatement.TraceParent);
+            Assert.Equal(connectionTraceParent, tracingConnection.TraceParent);
+
+            // Clear TraceParent on the connection, statement value should remain cleared
+            connection.SetOption(AdbcOptions.Telemetry.TraceParent, string.Empty);
+            Assert.Null(tracingConnection.TraceParent);
+            Assert.Null(tracingStatement.TraceParent);
+        }
+
         /// <summary>
         /// Validates if the driver can execute GetPrimaryKeys metadata command.
         /// </summary>