Hibernate Dialect para MS Access

public class MSAccessDialect extends Dialect { 
public MSAccessDialect() { 
super(); 
register( Types.BIT, "BIT" ); 
register( Types.BIGINT, "INTEGER" ); 
register( Types.SMALLINT, "SMALLINT" ); 
register( Types.TINYINT, "BYTE" ); 
register( Types.INTEGER, "INTEGER" ); 
register( Types.CHAR, "VARCHAR(1)" ); 
register( Types.VARCHAR, "VARCHAR($l)" ); 
register( Types.FLOAT, "DOUBLE" ); 
register( Types.DOUBLE, "DOUBLE" ); 
register( Types.DATE, "DATETIME" ); 
register( Types.TIME, "DATETIME" ); 
register( Types.TIMESTAMP, "DATETIME" ); 
register( Types.VARBINARY, "VARBINARY($l)" ); 
register( Types.NUMERIC, "NUMERIC" ); 

getDefaultProperties().setProperty(Environment.OUTER_JOIN, 
"false"); 
getDefaultProperties().setProperty(Environment.STATEMENT_BATCH_SIZE, 
NO_BATCH); 
} 

public String getIdentityColumnString() { 
return " counter "; 
}