# Package org.firebirdsql.gds.ng.fields

- Interface Summary
  Interface | Description
  --- | ---
  BlrCalculator | Interface for calculating the blr (binary language representation) of a row.

- Class Summary
  Class | Description
  --- | ---
  FieldDescriptor | The class `FieldDescriptor` contains the column metadata of the XSQLVAR server data structure used to describe one column for input or output.
  RowDescriptor | The class `RowDescriptor` is a java mapping of the XSQLDA server data structure used to describe the row metadata of one row for input or output.
  RowDescriptorBuilder | Builder to construct an immutable `RowDescriptor`.
  RowValue | Collection of values of fields.
  RowValueBuilder | Builder for `RowValue` instances.