rocksdb/db/db_impl
Akanksha Mahajan bcefc59e9f Allow MultiGet users to limit cumulative value size (#6826)
Summary:
1. Add a value_size in read options which limits the cumulative value size of keys read in batches. Once the size exceeds read_options.value_size, all the remaining keys are returned with status Abort without further fetching any key.
2. Add a unit test case MultiGetBatchedValueSizeSimple the reads keys from memory and sst files.
Pull Request resolved: https://github.com/facebook/rocksdb/pull/6826

Test Plan:
1. make check -j64
	   2. Add a new unit test case

Reviewed By: anand1976

Differential Revision: D21471483

Pulled By: akankshamahajan15

fbshipit-source-id: dea51b8e76d5d1df38ece8cdb29933b1d798b900
2020-05-27 13:07:14 -07:00
..
db_impl.cc Allow MultiGet users to limit cumulative value size (#6826) 2020-05-27 13:07:14 -07:00
db_impl.h Find/purge obsolete blob files (#6807) 2020-05-07 09:32:51 -07:00
db_impl_compaction_flush.cc Fix db_stress when GetLiveFiles() flushes dropped CF (#6805) 2020-05-04 17:45:49 -07:00
db_impl_debug.cc Replace namespace name "rocksdb" with ROCKSDB_NAMESPACE (#6433) 2020-02-20 12:09:57 -08:00
db_impl_experimental.cc Replace namespace name "rocksdb" with ROCKSDB_NAMESPACE (#6433) 2020-02-20 12:09:57 -08:00
db_impl_files.cc Fix a few bugs in best-efforts recovery (#6824) 2020-05-08 13:01:42 -07:00
db_impl_open.cc Fix a few bugs in best-efforts recovery (#6824) 2020-05-08 13:01:42 -07:00
db_impl_readonly.cc Properly report IO errors when IndexType::kBinarySearchWithFirstKey is used (#6621) 2020-04-15 17:40:44 -07:00
db_impl_readonly.h Replace namespace name "rocksdb" with ROCKSDB_NAMESPACE (#6433) 2020-02-20 12:09:57 -08:00
db_impl_secondary.cc Properly report IO errors when IndexType::kBinarySearchWithFirstKey is used (#6621) 2020-04-15 17:40:44 -07:00
db_impl_secondary.h Replace namespace name "rocksdb" with ROCKSDB_NAMESPACE (#6433) 2020-02-20 12:09:57 -08:00
db_impl_write.cc Fix timestamp support for MultiGet (#6748) 2020-04-27 22:49:56 -07:00
db_secondary_test.cc Do not swallow error returned from SaveTo() (#6801) 2020-05-05 10:46:20 -07:00