@BeforeMethod
public void setUp()
throws Exception
{
DualMetadata dualMetadata = new DualMetadata();
tableHandle = dualMetadata.getTableHandle(new SchemaTableName("default", DualMetadata.NAME));
assertNotNull(tableHandle, "tableHandle is null");
columnHandle = dualMetadata.getColumnHandle(tableHandle, DualMetadata.COLUMN_NAME);
assertNotNull(columnHandle, "columnHandle is null");
symbol = new Symbol(DualMetadata.COLUMN_NAME);
MetadataManager metadata = new MetadataManager();
metadata.addInternalSchemaMetadata(MetadataManager.INTERNAL_CONNECTOR_ID, dualMetadata);