public static Schema Schema(Collection<Field> fields) { return new Schema(fields); }
org.apache.tajo.schema.Schema.Schema(f1, f2, f3, f4, f5, f6, f7, f8, f9)).build();
public static Schema Schema(Field...fields) { return new Schema(Arrays.asList(fields)); }
public org.apache.tajo.schema.Schema buildV2() { return new org.apache.tajo.schema.Schema(fields.build()); } }