printIdentifier(constraintName);
printAlwaysQuotedIdentifier(constraintName);
    protected void writeExternalForeignKeyDropStmt(Table table, ForeignKey foreignKey) throws IOException    {        String constraintName = foreignKey.getName() == null ? getConstraintName(null, table, "FK", getForeignKeyName(foreignKey)) : foreignKey.getName();        print("IF EXISTS (SELECT 1 FROM sysobjects WHERE type = 'RI' AND name = ");        printIdentifier(constraintName);        println(")");        printIndent();        print("ALTER TABLE ");        printIdentifier(getTableName(table));        print(" DROP CONSTRAINT ");        printIdentifier(constraintName);        printEndOfStatement();    }