4.11 sdds::ReaderOptions and sdds::ReaderLimits

• name:
  sdds::ReaderOptions, sdds::ReaderLimits
• description:
  Configure one reader without process-global state. Options select compression, truncation recovery, long-double encoding, advisory locking, buffer size, and resource limits.
• synopsis:
  struct sdds::ReaderOptions {  
    Compression compression = Compression::Auto;  
    RecoveryMode recovery = RecoveryMode::Automatic;  
    LongDoubleEncoding longDoubleEncoding = LongDoubleEncoding::Extended80;  
    LockMode lockMode = LockMode::None;  
    std::size_t bufferBytes = 256 * 1024;  
    ReaderLimits limits;  
  };

  ReaderLimits bounds rows per page, elements per field, string bytes, layout-command bytes, decompressed bytes, transformation output elements, include depth, projected fields, and page-index entries.

• arguments:
  These structures are passed by value to reader factory methods. Set only the members that differ from the defaults.
• return value:
  Not applicable.
• exceptions:
  sdds::LimitError is thrown when a configured limit is exceeded.
• see also:
  Sections 4.12 and 4.13.