options.go 1012 B

123456789101112131415161718192021222324252627282930
  1. /*
  2. * Copyright 2017 Dgraph Labs, Inc. and Contributors
  3. *
  4. * Licensed under the Apache License, Version 2.0 (the "License");
  5. * you may not use this file except in compliance with the License.
  6. * You may obtain a copy of the License at
  7. *
  8. * http://www.apache.org/licenses/LICENSE-2.0
  9. *
  10. * Unless required by applicable law or agreed to in writing, software
  11. * distributed under the License is distributed on an "AS IS" BASIS,
  12. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13. * See the License for the specific language governing permissions and
  14. * limitations under the License.
  15. */
  16. package options
  17. // FileLoadingMode specifies how data in LSM table files and value log files should
  18. // be loaded.
  19. type FileLoadingMode int
  20. const (
  21. // FileIO indicates that files must be loaded using standard I/O
  22. FileIO FileLoadingMode = iota
  23. // LoadToRAM indicates that file must be loaded into RAM
  24. LoadToRAM
  25. // MemoryMap indicates that that the file must be memory-mapped
  26. MemoryMap
  27. )