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Migrate names of properties from 'leveldb' prefix to 'rocksdb' prefix.

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Summary: Migrate names of properties from 'leveldb' prefix to 'rocksdb' prefix.

Test Plan: make check

Reviewers: emayanke, haobo

Reviewed By: haobo

CC: leveldb

Differential Revision: https://reviews.facebook.net/D13311
This commit is contained in:
Dhruba Borthakur
2013-10-04 22:32:05 -07:00
parent bf89edf78b
commit 4463b11cad
95 changed files with 175 additions and 490 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
include/rocksdb/comparator.h
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@@ -13,7 +13,7 @@ class Slice;
// A Comparator object provides a total order across slices that are
// used as keys in an sstable or a database. A Comparator implementation
// must be thread-safe since leveldb may invoke its methods concurrently
// must be thread-safe since rocksdb may invoke its methods concurrently
// from multiple threads.
class Comparator {
public:
@@ -33,7 +33,7 @@ class Comparator {
// the comparator implementation changes in a way that will cause
// the relative ordering of any two keys to change.
//
// Names starting with "leveldb." are reserved and should not be used
// Names starting with "rocksdb." are reserved and should not be used
// by any clients of this package.
virtual const char* Name() const = 0;

6
include/rocksdb/db.h
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@@ -175,11 +175,11 @@ class DB {
//
// Valid property names include:
//
// "leveldb.num-files-at-level<N>" - return the number of files at level <N>,
// "rocksdb.num-files-at-level<N>" - return the number of files at level <N>,
// where <N> is an ASCII representation of a level number (e.g. "0").
// "leveldb.stats" - returns a multi-line string that describes statistics
// "rocksdb.stats" - returns a multi-line string that describes statistics
// about the internal operation of the DB.
// "leveldb.sstables" - returns a multi-line string that describes all
// "rocksdb.sstables" - returns a multi-line string that describes all
// of the sstables that make up the db contents.
virtual bool GetProperty(const Slice& property, std::string* value) = 0;

4
include/rocksdb/env.h
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@@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.
//
// An Env is an interface used by the leveldb implementation to access
// An Env is an interface used by the rocksdb implementation to access
// operating system functionality like the filesystem etc. Callers
// may wish to provide a custom Env object when opening a database to
// get fine gain control; e.g., to rate limit file system operations.
@@ -72,7 +72,7 @@ class Env {
// system. Sophisticated users may wish to provide their own Env
// implementation instead of relying on this default environment.
//
// The result of Default() belongs to leveldb and must never be deleted.
// The result of Default() belongs to rocksdb and must never be deleted.
static Env* Default();
// Create a brand new sequentially-readable file with the specified name.

4
include/rocksdb/filter_policy.h
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@@ -4,8 +4,8 @@
//
// A database can be configured with a custom FilterPolicy object.
// This object is responsible for creating a small filter from a set
// of keys. These filters are stored in leveldb and are consulted
// automatically by leveldb to decide whether or not to read some
// of keys. These filters are stored in rocksdb and are consulted
// automatically by rocksdb to decide whether or not to read some
// information from disk. In many cases, a filter can cut down the
// number of disk seeks form a handful to a single disk seek per
// DB::Get() call.

3
include/rocksdb/ldb_tool.h
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@@ -10,9 +10,6 @@ class LDBTool {
void Run(int argc, char** argv, Options = Options());
};
namespace leveldb = rocksdb;
} // namespace rocksdb
#include "rocksdb/rocksdb_to_leveldb.h"

4
include/rocksdb/memtablerep.h
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@@ -10,7 +10,7 @@
// The liberal use of assertions is encouraged to enforce (1).
//
// The factory will be passed an Arena object when a new MemTableRep is
// requested. The API for this object is in leveldb/arena.h.
// requested. The API for this object is in rocksdb/arena.h.
//
// Users can implement their own memtable representations. We include four
// types built in:
@@ -177,7 +177,7 @@ public:
// TransformReps are backed by an unordered map of buffers to buckets. When
// looking up a key, the user key is extracted and a user-supplied transform
// function (see leveldb/slice_transform.h) is applied to get the key into the
// function (see rocksdb/slice_transform.h) is applied to get the key into the
// unordered map. This allows the user to bin user keys based on arbitrary
// criteria. Two example implementations are UnsortedRepFactory and
// PrefixHashRepFactory.

4
include/rocksdb/options.h
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@@ -165,7 +165,7 @@ struct Options {
// a block is the unit of reading from disk).
// If non-NULL use the specified cache for blocks.
// If NULL, leveldb will automatically create and use an 8MB internal cache.
// If NULL, rocksdb will automatically create and use an 8MB internal cache.
// Default: nullptr
shared_ptr<Cache> block_cache;
@@ -497,7 +497,7 @@ struct Options {
// Default: false
bool skip_log_error_on_recovery;
// if not zero, dump leveldb.stats to LOG every stats_dump_period_sec
// if not zero, dump rocksdb.stats to LOG every stats_dump_period_sec
// Default: 3600 (1 hour)
unsigned int stats_dump_period_sec;

2
include/rocksdb/slice.h
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@@ -91,7 +91,7 @@ class Slice {
(memcmp(data_, x.data_, x.size_) == 0));
}
// private: make these public for leveldbjni access
// private: make these public for rocksdbjni access
const char* data_;
size_t size_;

2
include/rocksdb/statistics.h
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@@ -198,7 +198,7 @@ class Histogram {
/**
* A dumb ticker which keeps incrementing through its life time.
* Not thread safe. Locking is currently managed by external leveldb lock
* Thread safe. Locking managed by implementation of this interface.
*/
class Ticker {
public:

6
include/utilities/stackable_db.h
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@@ -2,9 +2,7 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.
#ifndef LEVELDB_INCLUDE_UTILITIES_STACKABLE_DB_H_
#define LEVELDB_INCLUDE_UTILITIES_STACKABLE_DB_H_
#pragma once
#include "rocksdb/db.h"
namespace rocksdb {
@@ -161,5 +159,3 @@ class StackableDB : public DB {
};
} // namespace rocksdb
#endif // LEVELDB_INCLUDE_UTILITIES_STACKABLE_DB_H_

8
include/utilities/utility_db.h
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@@ -2,14 +2,12 @@
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.
#ifndef LEVELDB_INCLUDE_UTILITIES_UTILITY_DB_H_
#define LEVELDB_INCLUDE_UTILITIES_UTILITY_DB_H_
#pragma once
#include "stackable_db.h"
namespace rocksdb {
// This class contains APIs to open leveldb with specific support eg. TTL
// This class contains APIs to open rocksdb with specific support eg. TTL
class UtilityDB {
public:
@@ -50,5 +48,3 @@ class UtilityDB {
};
} // namespace rocksdb
#endif // LEVELDB_INCLUDE_UTILITIES_UTILITY_DB_H_