// We can get the table definition from tbl.
serializeBytesWritable = new BytesWritable();
barrStr = new NonSyncDataOutputBuffer();
tbOut = new TypedBytesWritableOutput(barrStr);
inBarrStr = new NonSyncDataInputBuffer();
tbIn = new TypedBytesWritableInput(inBarrStr);
// Read the configuration parameters
String columnNameProperty = tbl.getProperty(serdeConstants.LIST_COLUMNS);
String columnTypeProperty = tbl.getProperty(serdeConstants.LIST_COLUMN_TYPES);