| StaticTableSchema.Builder<T> | StaticTableSchema.Builder. extend(StaticTableSchema<? super T> superTableSchema) | 
| <T> StaticTableSchema.Builder<T> | StaticTableSchema.GenericBuilder. extend(StaticTableSchema<? super T> superTableSchema) | 
| <R> StaticTableSchema.Builder<T> | StaticTableSchema.Builder. flatten(StaticTableSchema<R> otherTableSchema,
       Function<T,R> otherItemGetter,
       BiConsumer<T,R> otherItemSetter) | 
| <T,R> StaticTableSchema.Builder<T> | StaticTableSchema.GenericBuilder. flatten(StaticTableSchema<R> otherTableSchema,
       Function<T,R> otherItemGetter,
       BiConsumer<T,R> otherItemSetter) |