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Siying Dong a8029fdc75 Introduce MergeContext to Lazily Initialize merge operand list 
Summary: In get operations, merge_operands is only used in few cases. Lazily initialize it can reduce average latency in some cases

Test Plan: make all check

Reviewers: haobo, kailiu, dhruba

Reviewed By: haobo

CC: igor, nkg-, leveldb

Differential Revision: https://reviews.facebook.net/D14415

Conflicts:
	db/db_impl.cc
	db/memtable.cc
 		2013-12-11 11:37:28 -08:00
..
builder.cc [RocksDB] Use raw pointer instead of shared pointer when passing Statistics object internally 2013-11-25 10:38:15 -08:00
builder.h Fixing the warning messages captured under mac os # Consider using `git commit -m 'One line title' && arc diff`. # You will save time by running lint and unit in the background. 2013-11-12 20:05:28 -08:00
c.cc Rename leveldb to rocksdb in C api 2013-12-10 10:48:35 +02:00
c_test.c Rename leveldb to rocksdb in C api 2013-12-10 10:48:35 +02:00
corruption_test.cc Make "Table" pluggable 2013-10-28 17:54:09 -07:00
db_bench.cc Add compression options to db_bench 2013-12-03 14:28:48 -08:00
db_filesnapshot.cc Speed up FindObsoleteFiles 2013-11-08 15:23:46 -08:00
db_impl.cc Introduce MergeContext to Lazily Initialize merge operand list 2013-12-11 11:37:28 -08:00
db_impl.h [RocksDB] BackupableDB 2013-12-09 14:06:52 -08:00
db_impl_readonly.cc Introduce MergeContext to Lazily Initialize merge operand list 2013-12-11 11:37:28 -08:00
db_impl_readonly.h Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
db_iter.cc Get rid of some shared_ptrs 2013-12-03 11:17:58 -08:00
db_iter.h Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
db_statistics.cc Fix #26 by putting the implementation of CreateDBStatistics() to a cc file 2013-12-05 22:29:03 -08:00
db_statistics.h Fix #26 by putting the implementation of CreateDBStatistics() to a cc file 2013-12-05 22:29:03 -08:00
db_stats_logger.cc Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
db_test.cc [RocksDB] BackupableDB 2013-12-09 14:06:52 -08:00
dbformat.cc Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
dbformat.h Make "Table" pluggable 2013-10-28 17:54:09 -07:00
dbformat_test.cc Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
deletefile_test.cc Start DeleteFileTest with clean plate 2013-11-15 16:30:23 -08:00
filename.cc Unify DeleteFile and DeleteWalFiles 2013-10-25 08:32:14 -07:00
filename.h Unify DeleteFile and DeleteWalFiles 2013-10-25 08:32:14 -07:00
filename_test.cc Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
log_format.h Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
log_reader.cc Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
log_reader.h Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
log_test.cc Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
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.cc Introduce MergeContext to Lazily Initialize merge operand list 2013-12-11 11:37:28 -08:00
memtable.h Introduce MergeContext to Lazily Initialize merge operand list 2013-12-11 11:37:28 -08:00
memtablelist.cc Introduce MergeContext to Lazily Initialize merge operand list 2013-12-11 11:37:28 -08:00
memtablelist.h Introduce MergeContext to Lazily Initialize merge operand list 2013-12-11 11:37:28 -08:00
merge_context.h Introduce MergeContext to Lazily Initialize merge operand list 2013-12-11 11:37:28 -08:00
merge_helper.cc [RocksDB] Use raw pointer instead of shared pointer when passing Statistics object internally 2013-11-25 10:38:15 -08:00
merge_helper.h [RocksDB] Use raw pointer instead of shared pointer when passing Statistics object internally 2013-11-25 10:38:15 -08:00
merge_operator.cc Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
merge_test.cc Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
perf_context_test.cc Killing Transform Rep 2013-12-03 12:42:15 -08:00
prefix_filter_iterator.h Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
prefix_test.cc Killing Transform Rep 2013-12-03 12:42:15 -08:00
repair.cc Get rid of some shared_ptrs 2013-12-03 11:17:58 -08:00
simple_table_db_test.cc Improve the "table stats" 2013-11-19 16:29:42 -08:00
skiplist.h Implementing DynamicIterator for TransformRepNoLock 2013-11-08 00:31:09 -08:00
skiplist_test.cc Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
snapshot.h Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
table_cache.cc [RocksDB] Use raw pointer instead of shared pointer when passing Statistics object internally 2013-11-25 10:38:15 -08:00
table_cache.h Follow-up Cleaning-up After D13521 2013-10-30 10:52:33 -07:00
table_properties_collector.cc Improve the readability of the TableProperties::ToString() 2013-11-21 17:54:23 -08:00
table_properties_collector.h Improve the "table stats" 2013-11-19 16:29:42 -08:00
table_properties_collector_test.cc Move flush_block_policy from Options to TableFactory 2013-11-19 22:00:48 -08:00
transaction_log_impl.cc Fix the string format issue 2013-11-12 21:05:39 -08:00
transaction_log_impl.h Making the transaction log iterator more robust 2013-11-04 20:49:03 -08:00
version_edit.cc Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
version_edit.h Fix the log number bug when updating MANIFEST file 2013-10-24 21:05:33 -07:00
version_edit_test.cc Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
version_set.cc Introduce MergeContext to Lazily Initialize merge operand list 2013-12-11 11:37:28 -08:00
version_set.h Introduce MergeContext to Lazily Initialize merge operand list 2013-12-11 11:37:28 -08:00
version_set_reduce_num_levels.cc Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
version_set_test.cc Add appropriate LICENSE and Copyright message. 2013-10-16 17:48:41 -07:00
write_batch.cc [RocksDB] Use raw pointer instead of shared pointer when passing Statistics object internally 2013-11-25 10:38:15 -08:00
write_batch_internal.h In-place updates for equal keys and similar sized values 2013-10-31 11:27:12 -07:00
write_batch_test.cc Get rid of some shared_ptrs 2013-12-03 11:17:58 -08:00