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f6784766db165188613f581afd40ba8fb90aa2cd
rippled/db
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sdong f6784766db Add DB property estimated number of keys 
Summary: Add a DB property of estimated number of live keys, by adding number of entries of all mem tables and all files, subtracted by all deletions in all files.

Test Plan: Add the case in unit tests

Reviewers: hobbymanyp, ljin

Reviewed By: ljin

Subscribers: MarkCallaghan, yoshinorim, leveldb, igor, dhruba

Differential Revision: https://reviews.facebook.net/D20631
2014-07-28 15:27:58 -07:00
..
builder.cc
integrate rate limiter into rocksdb
2014-07-08 12:31:49 -07:00
builder.h
integrate rate limiter into rocksdb
2014-07-08 12:31:49 -07:00
c_test.c
C API: create missing cf's, cleanup
2014-07-10 12:55:53 -07:00
c.cc
Add PlainTableOptions
2014-07-18 00:08:38 -07:00
column_family_test.cc
NewIterators in read-only mode
2014-07-23 16:52:11 -04:00
column_family.cc
InternalStats to take cfd on constructor
2014-07-28 12:27:08 -07:00
column_family.h
Allow user to specify DB path of output file of manual compaction
2014-07-21 19:06:00 -07:00
compaction_picker.cc
make statistics forward-able
2014-07-28 12:05:36 -07:00
compaction_picker.h
Allow user to specify DB path of output file of manual compaction
2014-07-21 19:06:00 -07:00
compaction.cc
Fixed compaction-related errors where number of input levels are hard-coded.
2014-07-24 17:06:00 -07:00
compaction.h
Fixed a signed and unsigned comparison in Compaction
2014-07-17 16:37:25 -07:00
corruption_test.cc
Fix corruption test
2014-04-24 14:56:41 -04:00
db_bench.cc
add options.block_restart_interval in db_bench
2014-07-21 12:01:40 -07:00
db_filesnapshot.cc
Support Multiple DB paths (without having an interface to expose to users)
2014-07-02 21:14:44 -07:00
db_impl_debug.cc
Allow user to specify DB path of output file of manual compaction
2014-07-21 19:06:00 -07:00
db_impl_readonly.cc
NewIterators in read-only mode
2014-07-23 16:52:11 -04:00
db_impl_readonly.h
NewIterators in read-only mode
2014-07-23 16:52:11 -04:00
db_impl.cc
InternalStats to take cfd on constructor
2014-07-28 12:27:08 -07:00
db_impl.h
make statistics forward-able
2014-07-28 12:05:36 -07:00
db_iter_test.cc
Fix clang compiler warnings
2014-07-20 22:57:20 +08:00
db_iter.cc
make statistics forward-able
2014-07-28 12:05:36 -07:00
db_iter.h
In DB::NewIterator(), try to allocate the whole iterator tree in an arena
2014-06-02 17:44:57 -07:00
db_test.cc
Add DB property estimated number of keys
2014-07-28 15:27:58 -07:00
dbformat_test.cc
Use IterKey instead of string in Block::Iter to reduce malloc
2014-07-23 12:31:11 -07:00
dbformat.cc
macros for perf_context
2014-04-08 10:58:07 -07:00
dbformat.h
Use IterKey instead of string in Block::Iter to reduce malloc
2014-07-23 12:31:11 -07:00
deletefile_test.cc
Start DeleteFileTest with clean plate
2013-11-15 16:30:23 -08:00
file_indexer_test.cc
Allow user to specify DB path of output file of manual compaction
2014-07-21 19:06:00 -07:00
file_indexer.cc
Allow user to specify DB path of output file of manual compaction
2014-07-21 19:06:00 -07:00
file_indexer.h
Allow user to specify DB path of output file of manual compaction
2014-07-21 19:06:00 -07:00
filename_test.cc
Support multiple DB directories in universal compaction style
2014-07-15 12:06:28 -07:00
filename.cc
Support multiple DB directories in universal compaction style
2014-07-15 12:06:28 -07:00
filename.h
Support multiple DB directories in universal compaction style
2014-07-15 12:06:28 -07:00
forward_iterator.cc
ForwardIterator seek bugfix
2014-07-10 16:46:13 -07:00
forward_iterator.h
Fix compile errors on Mac
2014-06-03 12:28:58 -07:00
internal_stats.cc
Add DB property estimated number of keys
2014-07-28 15:27:58 -07:00
internal_stats.h
Add DB property estimated number of keys
2014-07-28 15:27:58 -07:00
log_and_apply_bench.cc
Support Multiple DB paths (without having an interface to expose to users)
2014-07-02 21:14:44 -07:00
log_format.h
Some minor refactoring on the code
2014-01-02 16:32:31 -08:00
log_reader.cc
Make Log::Reader more robust
2014-02-28 13:19:47 -08:00
log_reader.h
Fix UnmarkEOF for partial blocks
2014-01-27 14:49:10 -08:00
log_test.cc
Make it compile on Debian/GCC 4.7
2014-03-14 22:44:35 +00:00
log_writer.cc
Add appropriate LICENSE and Copyright message.
2013-10-16 17:48:41 -07:00
log_writer.h
Add appropriate LICENSE and Copyright message.
2013-10-16 17:48:41 -07:00
memtable_list.cc
Support Multiple DB paths (without having an interface to expose to users)
2014-07-02 21:14:44 -07:00
memtable_list.h
Support Multiple DB paths (without having an interface to expose to users)
2014-07-02 21:14:44 -07:00
memtable.cc
use arena to allocate memtable's bloomfilter and hashskiplist's buckets_
2014-06-30 15:54:31 -07:00
memtable.h
In DB::NewIterator(), try to allocate the whole iterator tree in an arena
2014-06-02 17:44:57 -07:00
merge_context.h
Enhance partial merge to support multiple arguments
2014-03-24 17:57:13 -07:00
merge_helper.cc
Fix the bug in MergeUtil which causes mixing values of different keys.
2014-03-27 16:15:25 -07:00
merge_helper.h
[rocksdb] new CompactionFilterV2 API
2014-03-24 20:47:53 -07:00
merge_operator.cc
Some small cleaning up to make some compiling environment happy
2014-03-26 18:11:41 -07:00
merge_test.cc
Move include/utilities/*.h to include/rocksdb/utilities/*.h
2014-07-23 10:21:38 -04:00
perf_context_test.cc
Missing includes
2014-03-14 13:02:20 -07:00
plain_table_db_test.cc
Adding option to save PlainTable index and bloom filter in SST file.
2014-07-18 16:58:13 -07:00
prefix_test.cc
HashLinkList memtable switches a bucket to a skip list to reduce performance outliers
2014-07-01 17:14:15 -07:00
repair.cc
Support multiple DB directories in universal compaction style
2014-07-15 12:06:28 -07:00
simple_table_db_test.cc
Remove seek compaction
2014-06-20 10:23:02 +02:00
skiplist_test.cc
Clean up arena API
2014-01-30 22:10:10 -08:00
skiplist.h
Consolidate SliceTransform object ownership
2014-03-10 12:56:46 -07:00
snapshot.h
Add appropriate LICENSE and Copyright message.
2013-10-16 17:48:41 -07:00
table_cache.cc
Support Multiple DB paths (without having an interface to expose to users)
2014-07-02 21:14:44 -07:00
table_cache.h
Support multiple DB directories in universal compaction style
2014-07-15 12:06:28 -07:00
table_properties_collector_test.cc
Add PlainTableOptions
2014-07-18 00:08:38 -07:00
table_properties_collector.cc
Extract metaindex block from block-based table
2013-12-05 16:34:16 -08:00
table_properties_collector.h
TablePropertiesCollectorFactory
2014-05-13 12:30:55 -07:00
tailing_iter.cc
kill ReadOptions.prefix and .prefix_seek
2014-04-25 12:21:34 -07:00
tailing_iter.h
kill ReadOptions.prefix and .prefix_seek
2014-04-25 12:21:34 -07:00
transaction_log_impl.cc
Fixed a file-not-found issue when a log file is moved to archive.
2014-05-12 17:50:21 -07:00
transaction_log_impl.h
RocksDBLite
2014-04-15 13:39:26 -07:00
version_edit_test.cc
Support Multiple DB paths (without having an interface to expose to users)
2014-07-02 21:14:44 -07:00
version_edit.cc
Support Multiple DB paths (without having an interface to expose to users)
2014-07-02 21:14:44 -07:00
version_edit.h
use FileLevel in LevelFileNumIterator
2014-07-11 12:52:41 -07:00
version_set_test.cc
Fix clang compiler warnings
2014-07-20 22:57:20 +08:00
version_set.cc
Add DB property estimated number of keys
2014-07-28 15:27:58 -07:00
version_set.h
Add DB property estimated number of keys
2014-07-28 15:27:58 -07:00
write_batch_internal.h
JSON (Document) API sketch
2014-07-10 09:31:42 -07:00
write_batch_test.cc
kill ReadOptions.prefix and .prefix_seek
2014-04-25 12:21:34 -07:00
write_batch.cc
make statistics forward-able
2014-07-28 12:05:36 -07:00