# Package uk.ac.starlink.topcat.join

- Interface Summary
  Interface | Description
  --- | ---
  DalMultiService | Defines service-type-specific aspects of how to do a multiple query against a positional (cone-like) DAL service.

- Class Summary
  Class | Description
  --- | ---
  CdsTableSelector | Component that allows the user to select table names for use with the CDS X-Match service.
  CdsUploadMatchWindow | Window for doing upload sky matches using the CDS X-Match service.
  ConeMultiWindow | DalMultiWindow subclass for Cone Search services.
  CoverageView | Small component which gives a visual representation of a coverage area.
  DalMultiPanel | Component for performing a multicone-type join between a selected input table and a remote DAL service.
  DalMultiWindow | Window for executing a multiple query type match between an input table and a remote DAL service.
  InterMatchSpec | MatchSpec for performing matches between multiple tables.
  IntraMatchSpec | MatchSpec for matching between rows of a given table.
  JoinFixSelector | Component for selecting a column renaming policy, used when joining tables.
  Match1TypeSelector | Component which allows the user to select a `Match1Type` from a list of options.
  MatchOption | Enumeration class defining requirements on table rows for constructing a matched table.
  MatchPlotter | Prepares a plot based on the inputs and outputs of a crossmatch operation.
  MatchSpec | Abstract class defining general characteristics of a component which can perform some sort of matching action and present itself graphically.
  MatchWindow | Window for selecting the characteristics of and invoking a match (table join) operation.
  OutputRequirements | Defines the per-table requirements for type of output in a multi-table match.
  OverlapCoverage | Footprint implementation that represents the overlap of two other footprints.
  PairMatchSpec | MatchSpec for performing matches between pairs of tables.
  PairModeSelector | Panel for selecting matching mode for a pairwise crossmatch.
  ParameterEditor | Graphical component which can edit in place a DescribedValue.
  ParameterPanel | Graphical component which allows editing of any matching parameters associated with a match engine.
  SiaMultiWindow | DalMultiWindow subclass for Simple Image Access services.
  SsaMultiWindow | DalMultiWindow subclass for Simple Spectral Access services.
  UploadFindMode | Mode for upload crossmatches corresponding to the user options.
  UploadMatchPanel | Panel that allows the user to specify and execute an upload-match operation using the CDS X-Match service.
  ValueCodec | Encodes and decodes values for a ValueInfo between different string representations.

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