--- src/protocol/jdbc/org/apache/jmeter/protocol/jdbc/AbstractJDBCTestElement.java	(revision 1758287)
+++ src/protocol/jdbc/org/apache/jmeter/protocol/jdbc/AbstractJDBCTestElement.java	(working copy)
@@ -19,9 +19,11 @@ 
 package org.apache.jmeter.protocol.jdbc;
 
 import java.io.IOException;
+import java.io.Reader;
 import java.io.UnsupportedEncodingException;
 import java.lang.reflect.Field;
 import java.math.BigDecimal;
+import java.nio.CharBuffer;
 import java.nio.charset.StandardCharsets;
 import java.sql.CallableStatement;
 import java.sql.Connection;
@@ -305,6 +307,27 @@ 
                                 jmvars.put(name, o.toString());
                             }
                         }
+                        else if ( o instanceof java.sql.Clob ) {
+                        	java.sql.Clob clob = (java.sql.Clob)o;
+                        	long rawClobLength = clob.length();
+                        	int contentBufferLength = rawClobLength > Integer.MAX_VALUE ? Integer.MAX_VALUE : (int)rawClobLength;
+                        	
+                        	CharBuffer buffer = CharBuffer.allocate(contentBufferLength);
+                        	try {
+	                        	Reader clobReader = clob.getCharacterStream();
+	                        	int currentRead;
+	                        	int totalRead = 0;
+	                        	do {
+	                        	   currentRead = clobReader.read(buffer);
+	                        	   totalRead += currentRead;
+	                        	} while ( currentRead != -1 );
+	
+	                        	buffer.flip();
+                        	} catch ( IOException ioex ) {
+                        		sb.append( "Error processing clob: " + ioex.toString() );
+                        	}
+                        	jmvars.put(name, buffer.toString());
+                        }
                         else {
                             jmvars.put(name, o == null ? null : o.toString());
                         }