A wrapper for fadvise, if the platform doesn't support fadvise, it will simply return 0.

The c'tor sets this object as the test part result reporter used by Google Test. The 'result' parameter specifies where to report the results. This r

Access the current element, and save the result into *curElem

Use the returned alignment value to allocate aligned buffer for Direct I/O

Return a masked representation of crc. Motivation: it is problematic to compute the CRC of a string that contains embedded CRCs. Therefore we recomm

Parses a string for a bool flag, in the form of either "--flag=value" or "--flag". In the former case, the value is taken as true as long as it does

Partition two sorted non-overlap range vector a: [ -------- ) [ -------- ] b: ( -------------- ] r: [ -- ]( -- )[ -- )[ -- ]( -- ]

Returns true iff the unit test passed (i.e. all test cases passed).

@param pending True if the update may have started but is not yet guaranteed finished. This is useful for crash-recovery testing when the process may

Reserve some space for the result_. Equivalent to result_.reserve(bytes).

Return reverse of "key". Used to test non-lexicographic comparators.

Run the command, and return the execute result. */

Append "non_shared_data" to its back, from "shared_len" This function is used in Block::Iter::ParseNextKey shared_len: bytes in [0, shard_len-1] would

a utility that helps writing block content to the file @offset will advance if @block_contents was successfully written. @block_handle the block handl

Retrieve name of column family. @return column family name. @since 3.10.0 @deprecated Use {@link #getName()} instead.

Retrieve assigned options instance. @return Options instance assigned to this instance. @deprecated Use {@link #getOptions()} instead.

SetFileInformationByHandle() is capable of fast pre-allocates. However, this does not change the file end position unless the file is truncated and th

<p>Flush all memory table data.</p> <p>Note: it must be ensured that the FlushOptions instance is not GC'ed before this method finishes. If the wait

Returns the set RocksEnv instance. @return {@link RocksEnv} instance set in the options.

Returns input version of the compaction

Open an OptimisticTransactionDB similar to {@link RocksDB#open(Options, String)}. @param options {@link org.rocksdb.Options} instance. @param path th

The factory constructor of RocksDB that opens a RocksDB instance in Read-Only mode given the path to the database using the default options. @param p

<p>Returns statistics object.</p> @return the instance of the statistics object or null if there is no statistics object. @see #setStatistics(Statis

@return the name of the currently used table factory.

Adds a column family to the VersionSet with cf_options_ and updates manifest.

AddUserKey() will be called when a new key/value pair is inserted into the table. @params key the user key that is inserted into the table. @params